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3 beds New construction With a pool

Homes Under $300K in Costa Mesa, CA

15 listings

Homes Under $300K in Costa Mesa, CA

Homes Under $300K in Costa Mesa, CA

15 Listings

Homes Under $300K in Costa Mesa, CA

15 Listings

23Active

Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #01840925

$125,000

2 bd · 1 ba · 620 sqft

525 Fairfax, Costa Mesa, CA

Mike Trelles · Real Broker

$89,500

1 bd · 1 ba · — sqft

1973 Newport Blvd 3, Costa Mesa, CA

JESSICA BOSCH · ehomes

$129,900

2 bd · 2 ba · 768 sqft

327 W Wilson 96, Costa Mesa, CA

Samuel Su · Samuel Su, Broker

$149,900

2 bd · 1 ba · 900 sqft

2191 Harbor 38, Costa Mesa, CA

Adela Olivares · New Century Realtors

$164,000

2 bd · 2 ba · 735 sqft

327 W Wilson 23, Costa Mesa, CA

Raymond Cao · Curb 100% Commission Broker

$214,900

2 bd · 1 ba · 620 sqft

1741 Pomona 21, Costa Mesa, CA

Samuel Su · Samuel Su, Broker

$145,000

1 bd · 1 ba · — sqft

1660 Whittier Ave 4, Costa Mesa, CA

Elisa Griego · Elevate Real Estate Agency

$135,000

2 bd · 1 ba · 728 sqft

2060 Newport Ave 46, Costa Mesa, CA

Nuria Misares · C-21 Astro

Price Reduced29Active

$299,000

3 bd · 2 ba · 1,333 sqft

1845 Monrovia 76, Costa Mesa, CA

Alfred Maciel · Realty One Group West

Price Reduced15Active

$144,990

2 bd · 1 ba · 768 sqft

327 W Wilson 80, Costa Mesa, CA

Ivan Mendoza · Camino Real Realtors

Price Reduced1Active

$210,000

2 bd · 2 ba · 800 sqft

1684 Whittier 20, Costa Mesa, CA

Larry Lambert · Select Housing Group, Inc

$75,000

1 bd · 1 ba · 576 sqft

2191 Harbor 75, Costa Mesa, CA

Adela Olivares · New Century Realtors

$210,000

2 bd · 2 ba · 801 sqft

1684 Whittier 20, Costa Mesa, CA

Lori Ovesen · West Capital Real Estate

$260,000

1 bd · 1 ba · 640 sqft

1660 Whittier 3, Costa Mesa, CA

Arthur Cervantes · Arthur Cervantes Properties Inc

Price Reduced8Active

$120,000

1 bd · 1 ba · — sqft

525 Fairfax 2, Costa Mesa, CA

Donna Haverlock · Barstow 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

The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

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Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #01840925

Listing data & MLS disclosures

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.