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3 beds New construction With a pool

4 Bedroom Homes in Costa Mesa, CA

3 listings

4 Bedroom Homes in Costa Mesa, CA

4 Bedroom Homes in Costa Mesa, CA

3 Listings

4 Bedroom Homes in Costa Mesa, CA

3 Listings

Price Reduced32Active

Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #01840925

$1,499,000

4 bd · 5 ba · 2,142 sqft

1648 Topanga, Costa Mesa, CA

Jonathan Minerick · Homecoin.com

$2,350,000

4 bd · 3 ba · 2,976 sqft

2707 Ashwood, Costa Mesa, CA

Karen Santaniello · Santaniello, Affiliates, Inc.

Price Reduced31Active

$2,299,000

4 bd · 3 ba · 2,315 sqft

1603 Sea Horse Circle, Costa Mesa, CA

Brandon Hobbs · Arbor Real Estate

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L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

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Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #01840925

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San Diego MLS: This information is deemed reliable but not guaranteed. You should rely on this information only to decide whether or not to further investigate a particular property. BEFORE MAKING ANY OTHER DECISION, YOU SHOULD PERSONALLY INVESTIGATE THE FACTS (e.g. square footage and lot size) with the assistance of an appropriate professional. You may use this information only to identify properties you may be interested in investigating further. All uses except for personal, noncommercial use in accordance with the foregoing purpose are prohibited. Redistribution or copying of this information, any photographs or video tours is strictly prohibited. This information is derived from the Internet Data Exchange (IDX) service provided by San Diego MLS. Displayed property listings may be held by a brokerage firm other than the broker and/or agent responsible for this display. The information and any photographs and video tours and the compilation from which they are derived is protected by copyright. Copyright © 2026 San Diego MLS.

Costa Mesa, CA community profile

Population: 111,638
Median income: $99,257
Housing units: 42,656
People per sq. mi.: 6,645.1
Area: 16.8 sq. mi.

Source: HJN community data

Costa Mesa housing market

July 2026 · This period is still settling

Selling at 98.9% of asking price

Buyers here are paying below asking. MLS · 45 sales · as of Jul 20, 2026

Homes that sold · County records, as of Jul 8, 2026

Median sale price: $1,789,000$1,482,500–$3,818,750 typical range
Price per sq. ft.: $948
Sales: 16
Paid in cash: 43.8%

Homes on the market · MLS, as of Jul 20, 2026–Jul 21, 2026

Median list price: $1,523,500
Homes for sale: 180
Median days on market: 34 days

Price trend · Assessor repeat sales, as of Jul 31, 2026

Year-over-year: 6.3%

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Jul 15, 2026

Median home size: 1,667 sq. ft.