Homes Under $300K in Castle Rock, WA

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3 beds New construction With a pool

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4 Listings

Homes Under $300K in Castle Rock, WA

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4 Listings

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Homes Under $300K in Castle Rock, WA

4 Listings

Your local brokerage

Jeffrey J Jonas

Realty.com

Lic. #20012

Call Jeffrey

Price Reduced36Active
$279,900
3 bd · 2 ba · 1,056 sqft
102 Sir Lancelot Way, Castle Rock, WA
Chad Earhart · Windermere Northwest Living
Price Reduced26Active
$74,900
2 bd · 2 ba · — sqft
855 Hazel Dell Road 12, Castle Rock, WA
Jonathan Helms · eXp Realty
Price Reduced29Active
$269,999
2 bd · 1 ba · 618 sqft
336 SW 3rd Avenue, Castle Rock, WA
Tyson Simonson · Realty One Group Pacifica

39Active
$289,000
3 bd · 2 ba · — sqft
7629 N Old Pacific Highway, Castle Rock, WA
Erin Martin · Matin Real Estate

Listing data & MLS disclosures

Northwest Multiple Listing Service (NWMLS): Based on information submitted to the MLS GRID as of 2026-09-18 03:58:32 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.

Castle Rock housing market

August 2026

Selling at 100.0% of asking price

Sales here are closing essentially at asking. MLS · 10 sales · as of Aug 20, 2026

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

Median sale price: $343,000$210,000–$625,000 typical range
Price per sq. ft.: $288
Sales: 17
Paid in cash: 11.8%

Homes on the market · MLS, as of Aug 17, 2026–Aug 20, 2026

Median list price: $459,000
Homes for sale: 47
Median days on market: 17 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: 1,680 sq. ft.

Castle Rock, WA community profile

Population: 2,553
Median income: $57,639
Housing units: 1,085
People per sq. mi.: 20.8
Area: 122.5 sq. mi.

Source: HJN community data

Explore Castle Rock homes

Listing data & MLS disclosures

Northwest Multiple Listing Service (NWMLS): Based on information submitted to the MLS GRID as of 2026-09-18 03:58:32 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.

Your local brokerage

Jeffrey J Jonas

Realty.com

Lic. #20012

Call Jeffrey

Your local brokerage

Jeffrey J Jonas

Realty.com

Lic. #20012

Call Jeffrey

Castle Rock, WA community profile

Population: 2,553
Median income: $57,639
Housing units: 1,085
People per sq. mi.: 20.8
Area: 122.5 sq. mi.

Source: HJN community data

Castle Rock housing market

August 2026

Selling at 100.0% of asking price

Sales here are closing essentially at asking. MLS · 10 sales · as of Aug 20, 2026

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

Median sale price: $343,000$210,000–$625,000 typical range
Price per sq. ft.: $288
Sales: 17
Paid in cash: 11.8%

Homes on the market · MLS, as of Aug 17, 2026–Aug 20, 2026

Median list price: $459,000
Homes for sale: 47
Median days on market: 17 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: 1,680 sq. ft.

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Your local brokerage

Listing data & MLS disclosures

Castle Rock housing market

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

Homes on the market · MLS, as of Aug 17, 2026–Aug 20, 2026

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

Castle Rock, WA community profile

Explore Castle Rock homes

Listing data & MLS disclosures

Your local brokerage

Your local brokerage

Castle Rock, WA community profile

Castle Rock housing market

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

Homes on the market · MLS, as of Aug 17, 2026–Aug 20, 2026

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