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Homes Under $300K in Black Diamond, WA
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7 listings
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3 bedsNew constructionWith a pool

Homes Under $300K in Black Diamond, WA

Homes Under $300K in Black Diamond, WA

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7 Listings
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Homes Under $300K in Black Diamond, WA

7 Listings

Your local brokerage

JJ

Jeffrey J Jonas

Realty.com

Lic. #20012

Call Jeffrey
  1. 31108 3rd Avenue 327 — photoPrice Reduced25Active

    $199,950

    3 bd · 2 ba · — sqft

    31108 3rd Avenue 327, Black Diamond, WA

    Karna Cristina · RE/MAX Northwest

  2. 31108 3rd Avenue 208 — photo15Active

    $85,000

    2 bd · 1 ba · — sqft

    31108 3rd Avenue 208, Black Diamond, WA

    Larry A. Juergens · Real Estate 2000 Inc.

  3. 31108 3rd Avenue 117 — photoPrice Reduced21Active

    $99,900

    3 bd · 1 ba · — sqft

    31108 3rd Avenue 117, Black Diamond, WA

    Steve McNamer · Windermere Prof Partners

  4. 31108 3rd Avenue 222 — photoPrice Reduced23Active

    $115,000

    2 bd · 1 ba · — sqft

    31108 3rd Avenue 222, Black Diamond, WA

    Julie Martinez · KW Mountains to Sound Realty

  5. 32910 5th Avenue — photoPrice Reduced28Active

    $280,000

    3 bd · 1 ba · 1,300 sqft

    32910 5th Avenue, Black Diamond, WA

    Janette Wilcox · Wilcox Real Estate

  6. 31108 3rd Avenue 301 — photoPrice Reduced37Active

    $200,000

    3 bd · 2 ba · — sqft

    31108 3rd Avenue 301, Black Diamond, WA

    Liz Salazar · eXp Realty

  7. 31108 3rd Avenue 233 — photo11Active

    $180,000

    2 bd · 2 ba · — sqft

    31108 3rd Avenue 233, Black Diamond, WA

    Stacie Whitfield · List4FlatFee.com, LLC

Explore Black Diamond homes

By price

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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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Listing data & MLS disclosures

Northwest Multiple Listing Service (NWMLS)
Based on information submitted to the MLS GRID as of 2026-09-12 02:58:32 UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Black Diamond, WA community profile

Population
4,897
Median income
$128,869
Housing units
1,998
People per sq. mi.
259.1
Area
18.9 sq. mi.

Source: HJN community data

Black Diamond housing market

August 2026

Black Diamond 12-month median sale price trend

Selling at 100.0% of asking price

Sales here are closing essentially at asking. MLS · 11 sales · as of Aug 21, 2026

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

Median sale price
$857,044$567,738–$2,501,242 typical range
Price per sq. ft.
$355
Sales
46
Paid in cash
54.4%

Homes on the market · MLS, as of Aug 17, 2026–Aug 21, 2026

Median list price
$744,975
Homes for sale
78
Median days on market
44 days

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Aug 13, 2026

Median home size
2,250 sq. ft.
  • By feature

    • New construction
    • With a pool

    Your local brokerage

    JJ

    Jeffrey J Jonas

    Realty.com

    Lic. #20012

    Call Jeffrey