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Union City, CA Homes for Sale | Realty.com
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3 beds

Homes for Sale in Union City, CA

Homes for Sale in Union City, CA

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6 of 255 Listings
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Homes for Sale in Union City, CA

6 of 255 Listings

Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #01840925

Call Thomas
  1. 32409 Seaside Dr — photoNew49Active

    $1,750,000

    4 bd · 3 ba · 2,436 sqft

    32409 Seaside Dr, Union City, CA

    Nicole Causey · Everhome

  2. 4103 Polaris Ave — photoNew5Active

    $749,999

    3 bd · 2 ba · 1,214 sqft

    4103 Polaris Ave, Union City, CA

    Rohit Sikka · Real Estate Center

  3. 375 Monte Carlo Ave — photoOpen house Sun, Oct 18 · 2:30 PM42Active

    $1,290,888

    5 bd · 3 ba · 1,932 sqft

    375 Monte Carlo Ave, Union City, CA

    Michael Mendoza · Alliance Bay Realty

  4. 4413 Holt St — photoOpen house Sun, Oct 18 · 1:00 PM45Active

    $1,398,000

    3 bd · 3 ba · 1,683 sqft

    4413 Holt St, Union City, CA

    Navi Dhillon · REALTY EXPERTS

  5. 4208 Apollo Cir — photo15Active

    $729,999

    3 bd · 2 ba · 1,255 sqft

    4208 Apollo Cir, Union City, CA

    Mukesh Kumar · Intero Real Estate Services

  6. 4430 Holt Street — photo47Active

    $1,450,000

    4 bd · 3 ba · 1,814 sqft

    4430 Holt Street, Union City, CA

    Sakura Harimoto · Keller Williams Thrive

12…11

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Union City, CA community profile

Population
68,530
Median income
$126,239
Housing units
22,591
People per sq. mi.
5,438.9
Area
12.6 sq. mi.

Source: HJN community data

Union City housing market

August 2026

Union City 12-month median sale price trend

Selling at 99.6% of asking price

Sales here are closing essentially at asking. MLS · 34 sales · as of Aug 31, 2026

Homes that sold · County records, as of Aug 31, 2026

Median sale price
$1,150,000$865,000–$1,473,000 typical range
Price per sq. ft.
$712
Sales
31
Paid in cash
19.4%

Homes on the market · MLS, as of Aug 31, 2026

Median days on market
7 days

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

Year-over-year
-3.1%

Listing data & MLS disclosures

BayEast
Listing information provided by BayEast.
Contra Costa Association of REALTORS
Bay East ©2026. CCAR ©2026. bridgeMLS ©2026. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, or CCAR MLS, or bridgeMLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
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    Thomas O'Leary

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    Lic. #01840925

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