Homes Under $500K in Diamond Bar, CA

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California Regional Multiple Listing Service (CRMLS): The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional. Based on information from California Regional Multiple Listing Service, Inc. as of 2026-09-14 16:38:19 UTC and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
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Diamond Bar housing market

July 2026 · This period is still settling

Selling at 100.1% of asking price

Sales here are closing essentially at asking. MLS · 29 sales · as of Jul 20, 2026

Homes that sold · County records, as of Jul 10, 2026

Median sale price: $1,200,000$918,500–$1,359,000 typical range
Price per sq. ft.: $552
Sales: 11
Paid in cash: 36.4%

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

Median list price: $1,095,000
Homes for sale: 196
Median days on market: 13 days

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

Year-over-year: 25.7%

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

Median home size: 1,810 sq. ft.

Diamond Bar, CA community profile

Population: 53,445
Median income: $98,199
Housing units: 17,658
People per sq. mi.: 3,539.4
Area: 15.1 sq. mi.

Source: HJN community data

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Listing data & MLS disclosures

Diamond Bar housing market

Homes that sold · County records, as of Jul 10, 2026

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

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

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

Diamond Bar, CA community profile

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Listing data & MLS disclosures

Diamond Bar, CA community profile

Diamond Bar housing market

Homes that sold · County records, as of Jul 10, 2026

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

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

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