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The buying timeline

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3 beds New construction With a pool

4 Bedroom Homes in Walnut, CA — Page 4

85 listings

4 Bedroom Homes in Walnut, CA

4 Bedroom Homes in Walnut, CA

7 of 85 Listings

4 Bedroom Homes in Walnut, CA

7 of 85 Listings

31Active

Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #01840925

$1,880,000

4 bd · 4 ba · 2,520 sqft

22100 Portofino Avenue, Walnut, CA

Grace Zhang · CBC Sales Corporation

Price Reduced33Active

$1,198,000

4 bd · 2 ba · 1,727 sqft

535 San Roque Drive, Walnut, CA

Sunny Sun · Pinnacle Real Estate Group

$2,790,000

4 bd · 5 ba · 4,562 sqft

19678 Three Oaks, Walnut, CA

Rosa Scalio · Century 21 Masters

$1,368,800

4 bd · 3 ba · 2,265 sqft

20505 Missionary Ridge Street, Walnut, CA

Janie Shiau · WeTrust Realty

Price Reduced43Active

$1,650,000

4 bd · 4 ba · 2,494 sqft

22097 Portofino Drive, Walnut, CA

Ying Lee · IRN Realty

$1,363,112

4 bd · 3 ba · 1,927 sqft

221 Roma Court, Walnut, CA

Grace Zhang · CBC Sales Corporation

Price Reduced16Active

$1,653,000

4 bd · 3 ba · 2,514 sqft

22129 Portofino Avenue, Walnut, CA

Grace Zhang · CBC Sales Corporation

1…3 4

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L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

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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Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #01840925

Listing data & MLS disclosures

San Diego MLS: This information is deemed reliable but not guaranteed. You should rely on this information only to decide whether or not to further investigate a particular property. BEFORE MAKING ANY OTHER DECISION, YOU SHOULD PERSONALLY INVESTIGATE THE FACTS (e.g. square footage and lot size) with the assistance of an appropriate professional. You may use this information only to identify properties you may be interested in investigating further. All uses except for personal, noncommercial use in accordance with the foregoing purpose are prohibited. Redistribution or copying of this information, any photographs or video tours is strictly prohibited. This information is derived from the Internet Data Exchange (IDX) service provided by San Diego MLS. Displayed property listings may be held by a brokerage firm other than the broker and/or agent responsible for this display. The information and any photographs and video tours and the compilation from which they are derived is protected by copyright. Copyright © 2026 San Diego MLS.

Walnut, CA community profile

Population: 27,576
Median income: $113,877
Housing units: 8,510
People per sq. mi.: 1,651.3
Area: 16.7 sq. mi.

Source: HJN community data

Walnut housing market

July 2026 · This period is still settling

Selling at 100.2% of asking price

Sales here are closing essentially at asking. MLS · 14 sales · as of Jul 17, 2026

Homes that sold · County records, as of Jul 9, 2026

Median sale price: $1,094,500$1,004,750–$1,688,750 typical range
Price per sq. ft.: $602
Sales: 10
Paid in cash: 60.0%

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

Median list price: $1,378,400
Homes for sale: 122
Median days on market: 15 days

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

Year-over-year: -5.7%

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

Median home size: 1,999 sq. ft.