3 Bedroom Homes in Newcastle, CA

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Listing data & MLS disclosures

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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Newcastle housing market

September 2026

Homes that sold · County records, as of Sep 29, 2026

Median sale price: $1,213,000$893,500–$1,607,500 typical range
Price per sq. ft.: $518
Sales: 11
Paid in cash: 18.2%

Homes on the market · MLS, as of Sep 27, 2026

Median list price: $1,548,500
Homes for sale: 20

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 11, 2026

Median home size: 2,228 sq. ft.

Newcastle, CA community profile

Area: 25.5 sq. mi.

Source: HJN community data

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Listing data & MLS disclosures

Newcastle housing market

Homes that sold · County records, as of Sep 29, 2026

Homes on the market · MLS, as of Sep 27, 2026

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 11, 2026

Newcastle, CA community profile

Your local brokerage

Listing data & MLS disclosures

Newcastle, CA community profile

Newcastle housing market

Homes that sold · County records, as of Sep 29, 2026

Homes on the market · MLS, as of Sep 27, 2026

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 11, 2026