Homes Over 3000 Sq Ft For Sale in Costa Mesa

Homes over 3,000 square feet in Costa Mesa are concentrated on the Eastside and in Mesa Verde, typically priced from $1.5M to over $3M for newer custom builds. I track this inventory as part of my weekly Orange County housing report and can tell you what is active, what just went pending, and what similar homes have sold for. Call or text any time: 949-430-7500

Where Large Homes Are Found in Costa Mesa

Costa Mesa's over-3,000 square foot inventory is driven primarily by the teardown and rebuild activity that has transformed the Eastside neighborhoods adjacent to Newport Beach over the past two decades. Custom and semi-custom homes in this tier are now common on the Eastside, where older mid-century homes on generous lots have been replaced by two and three-story contemporary builds that maximize the available square footage. These homes are typically built to a high standard with open floor plans, premium finishes, and indoor-outdoor living spaces that define the central OC coastal aesthetic.

The Eastside is roughly the section of Costa Mesa east of Newport Boulevard, bordering Newport Beach directly. Lot sizes here are typically 6,000 to 8,000 square feet, which supports the two and three-story footprints needed to reach 3,000 square feet and above. Buyers who want a large custom home with Newport Beach adjacency at a price point below the Newport premium consistently find the best value on the Eastside.

In Mesa Verde and the College Park neighborhoods, original homes rarely reached 3,000 square feet in original construction, but a meaningful number of properties have been expanded through additions. Buyers in these neighborhoods should assess any addition carefully, as the quality of expansion work varies and how well it integrates with the original structure matters both functionally and for long-term resale. Costa Mesa is served by Newport-Mesa Unified School District, which is consistently one of the stronger unified districts in Orange County.

Market Context for Large Home Buyers in Costa Mesa

The Costa Mesa Eastside consistently delivers the strongest demand for large custom homes in the city, driven by buyers who want Newport Beach adjacency at a price point that remains below the Newport premium. The value gap between a comparable custom build on the Eastside versus the Newport Beach side of the same street can be $500,000 to $1M, purely on the basis of the city address. For buyers flexible on that distinction, the Eastside is one of the better large-home values in coastal OC.

New construction and recently completed custom builds in the over-3,000 square foot tier sell efficiently when priced to the market and presented well. Well-located Eastside homes do not typically sit long, and buyers competing for the best product in this segment should be pre-approved and ready to move. For current median prices, active inventory, and recent sales, see the live Costa Mesa market report.

Frequently Asked Questions

What is the Costa Mesa Eastside?

The Eastside is the portion of Costa Mesa that borders Newport Beach, roughly east of Newport Boulevard. It has the city's highest concentration of large custom homes, the result of two decades of teardown and rebuild activity on the original mid-century lots. Buyers who look at Newport Beach custom homes and find the price difficult often find comparable products on the Eastside for meaningfully less, with the primary difference being the city address.

How much less is a Costa Mesa Eastside home vs. a comparable Newport Beach home?

The address premium is real and consistent. A 3,200 square foot custom home on the Costa Mesa Eastside built to the same standard and on a comparable lot as one just across the city line in Newport Beach will typically price $500,000 to $1M lower. The construction quality, finish level, and lifestyle are nearly identical. The difference is the Newport Beach ZIP code, which matters to some buyers and not at all to others.

What school district serves Costa Mesa?

Costa Mesa is served by Newport-Mesa Unified School District. Estancia High School and Costa Mesa High School serve different parts of the city. The district is one of the stronger unified districts in Orange County, and Eastside buyers in particular often note that their children can attend the same schools as Newport Beach kids given the overlapping district boundaries in that area.

Is it better to buy a new custom build or an expanded original home in Costa Mesa?

For most buyers at this size tier, a purpose-built custom home on the Eastside is the stronger choice. Additions and expansions on original Mesa Verde and College Park homes vary widely in quality, and a poorly integrated addition can affect livability, resale appeal, and lender perception. New and recently completed custom builds on the Eastside come with warranties, predictable maintenance profiles, and floor plans specifically designed for the square footage rather than retrofitted around an existing structure.

Selling a Luxury Home in Costa Mesa?

The Costa Mesa Eastside custom home market operates at the intersection of Costa Mesa and Newport Beach pricing, and getting a large custom home valued correctly here requires understanding both markets simultaneously. Automated valuations routinely undervalue Eastside custom builds because the algorithm anchors on the Costa Mesa address rather than recognizing the Newport-adjacent product quality and demand. The result is a starting number that leaves money on the table for sellers who rely on it.

Orange County Real Estate, Inc. is based in Costa Mesa, and Eric Engelbert has been tracking the Eastside custom home market through every cycle for years. He brings firsthand knowledge of what buyers are paying on both sides of the city line, which comparable transactions are the most relevant, and how to position a large Costa Mesa custom home to attract the Newport-quality buyer who is specifically looking for the value this market offers.

If you are considering selling a large custom home in Costa Mesa, a private valuation consultation grounded in the actual Eastside market is the right starting point.

Request a Private Valuation »

Compare Large Homes in Nearby Communities

Buyers comparing Costa Mesa often also look at these neighboring communities, where large custom homes are available at different price points and coastal proximity levels:

Open Houses in Costa Mesa

Walking through large homes in person is the only reliable way to understand how the square footage is distributed and whether a floor plan works for how your family actually lives. See the current weekend open house schedule for Costa Mesa and plan your tours.

View Costa Mesa Open Houses »

Ready to Find a Large Home in Costa Mesa?

Eric Engelbert is an Orange County real estate broker who tracks every city and every size tier through weekly market reports. Get expert guidance on current pricing, which communities offer the best value at your target square footage, and how to compete effectively before you make an offer.

Call or Text 949-430-7500 Contact Us Online »

Last updated: June 2026

Costa Mesa Homes over 3,000 Sq. Ft. for Sale

$3,950,000
4 Beds ⋅ 6 Baths ⋅ OC26193610 MLS ⋅ Coming Soon Status
3080 Country Club Drive presents a rare opportunity to own an extensively rebuilt custom single story home in the heart of Mesa Verde, offering approximately 3,200 square feet of permitted living space on an almost 10,000 square foot lot. Designed and finished to an exceptional level, the home features 4 bedrooms, 6 bathrooms and vaulted ceilings throughout the main living areas and bedrooms. A newly enclosed front courtyard with custom beamed accents creates a private entry, complemented by smooth stucco, limestone detailing, a new metal roof, landscaping and grass accented hardscape. Inside, the grand open living space is centered around a dramatic natural stone feature wall dividing the living and dining areas while maintaining an open flow. A wall of bifold doors spans the rear of the main living area, creating a direct sight line to the stunning entertainer’s backyard and pool while connecting the interior and exterior spaces. The living room features a fireplace with Roman clay surround and limestone hearth, while the dining area opens directly to the designer kitchen. A large center island with utility sink anchors the kitchen, surrounded by custom cabinetry, Aphrodite marble countertops, handmade Zellige tile, a 6 burner Thermador range with dual ovens, beverage refrigerator, Roman clay hood and unlacquered brass lighting. Beyond the kitchen is a butler’s pantry along with a separate custom prep nook featuring additional counter space and cabinetry. Engineered white oak hardwood flooring, natural stone surfaces, custom white oak cabinetry and warm tongue and groove wood ceilings carry throughout the home. Every bedroom enjoys its own en suite bathroom. The primary suite features a massive walk in closet with custom built ins and a beautifully finished bath with Taj Mahal countertops, handmade Zellige tile, honed travertine flooring and satin brass accents. Outside, the completely refreshed backyard features a pool with an integrated raised spa, mini pebble finish with crushed seashell accents, custom hardscape, new turf, new Trex decking and new pool equipment. A dedicated exterior half bath and outdoor shower cove were designed specifically for the pool area. Set in Mesa Verde, the #1 neighborhood in all of Costa Mesa, just moments from Mesa Verde Country Club and its stunning golf course, neighborhood parks, dining, shopping and the beaches of coastal Orange County.

3080 Country Club Drive, Costa Mesa
$2,995,000
5 Beds ⋅ 5 Baths ⋅ OC26185476 MLS ⋅ Active Status
Built in 2015 and located within the highly sought-after Newport Heights School District, this spacious 5-bedroom, 4.5-bath residence combines thoughtful design, quality finishes, and an ideal Eastside Costa Mesa lifestyle. The beautifully landscaped backyard offers a private setting with a covered dining area, koi pond, and exterior lighting, creating an inviting extension of the home. Inside, the open-concept living room flows seamlessly into the kitchen, featuring a large center island with seating, quartz countertops, shaker cabinetry, floating shelves, an oversized sink, full-size refrigerator and freezer columns, six-burner range, and generous pantry. The main level includes a private bedroom suite with a full bath and custom closet built-ins, ideal for guests or multigenerational living. Upstairs are four additional bedrooms, including two primary suites, providing a rare level of flexibility. The main primary suite features a beautifully appointed bath with dual vanities, separate soaking tub, and walk-in closet. A spacious laundry room and additional walk-in closets complete the upper level. Additional features include dual-zone air conditioning, fully owned solar, a three-car garage, and abundant storage throughout. Walking distance to the shops, restaurants, and coffee along 17th Street and just a short bike ride to the beach, this home offers an exceptional combination of space, comfort, and convenience in the heart of Eastside Costa Mesa.

236 E 16th Street, Costa Mesa
$2,350,000
6 Beds ⋅ 5 Baths ⋅ 26874919 MLS ⋅ Active Status
Built in 1991, this multifamily property delivers two spacious townhome-style units in one of Orange County's most desirable submarkets. Each three-bedroom unit includes a private patio, in-unit washer and dryer hookups, and a direct-access two-car garage. Current rents are below market, offering upside potential.

181 Cecil Place, Costa Mesa
$4,995,000
6 Beds ⋅ 13 Baths ⋅ 26866485 MLS ⋅ Active Status
This 13-unit mixed-use offering includes 12 residential units and one commercial building, with a unit mix spanning studio, one- and two-bedroom floorplans. Select units feature single-story construction. The property has been substantially improved, with more than $1,200,000 in recent capital investments covering major systems, interior finishes, and exterior upgrades. In-place RUBS and a community laundry room.

2029 Harbor Boulevard, Costa Mesa
$3,500,000
6 Beds ⋅ 6 Baths ⋅ OC26162895 MLS ⋅ Active Status
Welcome to this Magnificently rebuilt legal duplex on a large pie-shaped Cul-de-Sac lot in Stylish Contemporary Italian Architecture and Design built in 2004 and updated and expanded in 2026 this Frank Gehry inspired look is both flexible and versatile with high volume /open areas where the traditional boundary between indoor and outdoor is at the same time breached and joined. Remodeled/Reimagined/Resurgent maximizing space while incorporating modern conveniences seeking to integrate the surrounding suburban landscape into an Abode which will have you either considering continuous entertaining or a life of a Hermit. In addition, while the Main Unit features 4 bedrooms +Office with 3.5Baths and the attached ADU featuring 2Bd 2Ba 2story 1000 sq. ft. that can easily rent for $3500 or act as a Mother -in-Law apartment the specialness will become apparent at your first visit. The Bedrooms each have individual AC units so that the climate control can be "Individualized" for each inhabitant w/o compromising comfort. A private lap pool and Spa +Outdoor Shower will make your "luxury" moments enjoyable and addictive. The attached 3 Car Garage adds a measure of convenience that will instantly be appreciated. Minutes away from both the Beach{sea breezes} and the Freeway this conveniently situated Home "checks all the boxes" and will inspire you for a long time,.

1578 San Bernardino, Costa Mesa
$2,549,000
5 Beds ⋅ 4 Baths ⋅ OC26146580 MLS ⋅ Active Status
STUNNING & TURNKEY ...267 Mesa Drive delivers the California lifestyle buyers dream about—complete with a private resort-style backyard featuring a sparkling pool and spa—all wrapped into 3,188 square feet of beautifully remodeled living space in coveted Eastside Costa Mesa. Now offered at $799 per square foot, it represents one of the best values for a fully remodeled, turnkey single-family home in Eastside Costa Mesa. Fresh from a complete top-to-bottom remodel, this exceptional home is ready to welcome its next lucky family. From the moment you arrive, the curb appeal stops you in your tracks. A striking two-story façade—white stucco, warm brick accents, a terracotta tile roof, and swaying palms—frames a charming enclosed front yard with lush grass and a private gated entry. Day or night, this home dazzles; the twilight glow from the signature upper balcony is nothing short of cinematic. Inside, warm wide-plank hardwood floors flow through light-drenched, open-concept living spaces designed for how families actually live. The chef's kitchen is a true showstopper, featuring a generous island perfect for homework, happy hour, and everything in between. French doors open seamlessly to the backyard, where the pool, spa, and outdoor entertaining spaces create the ultimate extension of the home. Five bedrooms give every family member their own sanctuary, including a flexible first-level bedroom ideal for guests or a home office. The sprawling primary suite features a massive walk-in closet with custom built-ins, direct balcony access, and sweeping golf course views. Upper-level laundry adds everyday ease. A spacious two-car garage completes the picture. Walkable to restaurants and parks, minutes to the beach, South Coast Plaza, and freeways—all within a top-rated school district. 267 Mesa Drive isn't just move-in ready. It's life-ready.

267 Mesa Dr, Costa Mesa
$4,295,000
3 Beds ⋅ 4 Baths ⋅ OC26121183 MLS ⋅ Coming Soon Status
Welcome to Eastside! Introducing this custom Modern Farmhouse, ground-up construction home in highly soughtafter Eastside Costa Mesa. Thoughtfully designed, a stunning blend of timeless character and contemporary luxury, thoughtfully crafted with high-end custom finishes and architectural detailing throughout. Situated on a very private, family-oriented, tree-lined street just a few blocks from Brentwood Park, this home offers an exceptional lifestyle location. Enter through the custom oversized solid wood pivot entry door onto 10” wide-plank engineered hardwood flooring that flows seamlessly throughout. Exposed ceiling beams and decorative rafters accent the open-concept living spaces, creating warmth and volume while maintaining a clean, modern aesthetic. At the heart of the home is a stunning chefs kitchen showcasing a premium Wolf appliance package, custom Shinnoki cabinetry, and a built-in Wolf coffee system tucked into the walk-in pantry. The adjoining family room opens to the outdoor living area through expansive bifold doors, delivering a true indoor/outdoor lifestyle ideal for entertaining and everyday living. The primary suite is a private sanctuary, complete with a spa inspired master bath retreat featuring designer porcelain tile and bifold glass doors that extend to an outdoor space for a resort-like experience. Additional bathrooms are equally elevated with curated porcelain tile and thoughtful design. Outside, a custom solid wood garage door and curated modern farmhouse landscape and hardscape design create outstanding curb appeal. Mature Olive trees, water elements, and fire features define the grounds. Every detail of this brand-new Eastside Costa Mesa home has been intentionally selected to offer a refined, open-concept indoor/outdoor living experience with uncompromising quality, comfort, and style.

2558 Westminster, Costa Mesa
$3,800,000
14 Beds ⋅ 6 Baths ⋅ 26841411 MLS ⋅ Active Status
Unique 7-unit turnkey offering in Westside Costa Mesa combining a newly constructed triplex (2026) and a fully renovated fourplex on a single 9,211 SF parcel. 100% two-bedroom floorplans with an average unit size of 826 SF. Over $1,200,000 invested in renovations including full repipe, new flooring, updated kitchens and baths, new windows, and exterior improvements. No deferred maintenance. Minutes from Triangle Square, the 17th Street Promenade, and Newport Beach.

758 W 20th Street, Costa Mesa
$2,399,000
5 Beds ⋅ 3 Baths ⋅ OC26102898 MLS ⋅ Active Under Contract Status
Are you searching for a great home in Mesa Verde? Then this prime Upper Birds neighborhood property could be your golden opportunity! 3,109 SF of living space including 5 bedrooms (2 on first floor), and 3 full bathrooms. Several custom features enhance the uniqueness and functionality of this attractive home. The entry was expanded, adding a large skylight and clerestory windows for more natural light. From the entry; next comes the living room (easily reimagined) with the adjoining formal dining room. To the left is the remodeled kitchen and adjoining family room. The well-appointed kitchen features white shaker cabinets, Thermador 6 burner range, countertops comprised of quartz and a gorgeous slab of walnut, finger joint butcher block, stack stone backsplash, counter seating, and the coffee bar (or buffet). The kitchen design carries into the large family room, with built-ins and cozy fireplace. At the opposite side of the house there are 2 bedrooms (1 is very large) and a full bathroom. Second floor: The master suite features a custom fireplace with built-ins, 3 large closets, dressing area, soaking tub, and walk-in shower. There are 2 more large bedrooms, with plenty of closet space and a Jack & Jill bathroom. And, of course, a separate laundry room. The backyard offers lots of added living space, with built-in BBQ, fire pit, and fruit trees (avocado, 2 plums, & cherry). 2 blocks to Tanager Park, and close to Costa Mesa Country Club, Mesa Verde Country Club, the Wetlands & Riparian Habitat area, and so much more! No HOA and low taxes (approx. 1.09%).

1815 Kinglet Court, Costa Mesa
$2,280,000
4 Beds ⋅ 5 Baths ⋅ OC26086936 MLS ⋅ Active Status
Ideally located in Costa Mesa along a scenic golf course fairway, this courtyard-style villa offers soaring ceilings, refined architectural details, and abundant natural light throughout.The home has been thoughtfully updated with refreshed interior finishes, including newer flooring and interior paint, creating a bright and cohesive living environment.A welcoming covered entry opens to a dramatic two-story living space with a grand staircase and expansive windows. The spacious family room with fireplace flows seamlessly into the kitchen, featuring custom cabinetry in a soft coastal-inspired blue tone, stainless steel appliances, a center island with bar seating, granite countertops, pantry, and a casual dining area with French doors leading to the patio. Designed for indoor-outdoor living, multiple sliding and French doors connect the main level to a private backyard with golf course views. The home offers approximately 4,100 sq ft with 4 bedrooms and 4–5 bathrooms, including a primary suite with a walk-in closet, en-suite bath, and private balcony with fairway views. Conveniently located near South Coast Plaza, Newport Beach, Irvine, and UCI, this home offers a desirable combination of location, space, and lifestyle.

137 The Masters Circle, Costa Mesa
$2,599,999
8 Beds ⋅ 5 Baths ⋅ 25623849 MLS ⋅ Active Status
Unique opportunity for Value-Add Investment. Two contiguous properties totaling 18,295 sq. ft of land. Front property consists of (4) two bedroom, 1/2 bath units. Existing leases are all short term, two units will be delivered vacant thus giving the new buyer to increase rents. Back lot is all paved in asphalt and the City of Costa Mesa will approve the development of 3 additional residential units.

1925 Wallace Avenue, Costa Mesa
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Based on information from California Regional Multiple Listing Service, Inc. as of . This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.