Start here

Homes for sale by state
Home buying tips
Before you start looking
The buying timeline

Afford it

Today's mortgage rates
Mortgage calculator
How much can I afford?
Get pre-approved

Make the deal

Writing a winning offer
Inspections & appraisals
Closing costs, itemized
Find a buyer's agent

Selling Options

What's my home worth?
Compare selling options
Get an instant cash offer
Buy before you sell

Resources

How selling works
When should I sell?
Home selling tips
Pricing your home
What's worth fixing first
Find a seller's agent

Save search Advertise Sign In

Saved homes Saved searches Your tours Your inquiries Recently viewed Account settings

Registered offenders on the map

Show registered offenders

Registered offenders on the map

Show registered offenders

Safety & registry resources

Review official public-safety information for any area from these government sources:

U.S. Dept. of Justice National Sex Offender Public Website (NSOPW)
FBI: state sex-offender registry directory

Start here

Homes for sale by state
Home buying tips
Before you start looking
The buying timeline

Afford it

Today's mortgage rates
Mortgage calculator
How much can I afford?
Get pre-approved

Make the deal

Writing a winning offer
Inspections & appraisals
Closing costs, itemized
Find a buyer's agent

Save search Advertise Sign In

Saved homes Saved searches Your tours Your inquiries Recently viewed Account settings

Rentals
Commercial

Registered offenders on the map

Show registered offenders

Selling Options

What's my home worth?
Compare selling options
Get an instant cash offer
Buy before you sell

Resources

How selling works
When should I sell?
Home selling tips
Pricing your home
What's worth fixing first
Find a seller's agent

Save search

3 beds New construction With a pool

4 Bedroom Homes in Walnut, CA

1 listing

4 Bedroom Homes in Walnut, CA

4 Bedroom Homes in Walnut, CA

1 Listing

4 Bedroom Homes in Walnut, CA

1 Listing

19Active
$310,000

Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #01840925

4 bd · 2 ba · 1,536 sqft

21217 Washington Ave Spc 18, Walnut, CA

Edgar Zepeda · Vismar Real Estate

Explore Walnut homes

By price

Under $300K
Under $500K
Under $700K
Luxury

By bedrooms

2 beds
3 beds
4 beds
5 beds

By type

Single family
Townhomes
Condos
Manufactured homes
Multi-family homes
Co-ops

By feature

New construction
With a pool

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.

© 2026 Realty.com. All rights reserved.PrivacyTermsCalifornia Privacy RightsAccessibilityLicensing

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.