20120 Diehl St, Walnut, CA 91789
Property image
Property image
OFF MARKET

$863,300

Trulia Estimate
  • 4 Beds
  • 2 Baths
  • 1,232 sqft

20120 Diehl St, Walnut, CA 91789

Est. Refi. Payment $5,344/mo*
Refinance Your Home

Home Value

Trulia Estimate
$863K
Since last month
Decreased$9K (-1.1%)
Since last year
Increased$6K (+0.6%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +43% in the last 10 years
MonthEstimated value
2026
August 2026$864K
August 2026$864K
July 2026$874K
June 2026$885K
May 2026$879K
April 2026$893K
March 2026$898K
February 2026$882K
January 2026$860K
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
20157 McKay Dr, Walnut, CA
0.23
Single-Family Home
$1,075,000
10/27/25
4
2
1,576
20530 Divonne Dr, Walnut, CA
0.32
Single-Family Home
$1,130,000
10/15/25
4
2
1,470
20156 McKay Dr, Walnut, CA
0.20
Single-Family Home
$978,000
10/07/25
3
2
1,576
3512 S Flemington Dr, West Covina, CA
0.39
Single-Family Home
$850,000
02/13/26
4
2
1,400
19933 Ralph St, Walnut, CA
0.29
Single-Family Home
$1,080,000
07/09/26
3
2
1,662
113 N Avenida Alipaz, Walnut, CA
0.41
Single-Family Home
$900,000
12/12/25
3
2
1,297
3328 S Flemington Dr, West Covina, CA
0.35
Single-Family Home
$958,000
02/27/26
3
2
1,658
244 Maryville Dr, Walnut, CA
0.33
Single-Family Home
$1,100,000
02/10/26
3
2
1,384
3441 S Gauntlet Dr, West Covina, CA
0.50
Single-Family Home
$895,000
06/24/26
4
2
1,326
3543 S Flemington Dr, West Covina, CA
0.48
Single-Family Home
$700,000
08/21/26
3
2
1,270

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
144 N Dommer Ave, Walnut, CA 91789
0.04
$951,800
3
2
1,144
Off Market
20203 Vejar Rd, Walnut, CA 91789
0.04
$1,100,500
4
2
1,778
Off Market
20209 Vejar Rd, Walnut, CA 91789
0.06
$1,003,600
3
2
1,232
Off Market
197 Scherer Ave, Walnut, CA 91789
0.08
$953,500
3
2
1,226
Off Market
131 N Dommer Ave, Walnut, CA 91789
0.08
$873,200
4
2
1,232
Off Market
20115 Vejar Rd, Walnut, CA 91789
0.08
$875,000
3
2
1,144
Off Market
20136 Ferndoc St, Walnut, CA 91789
0.10
$1,252,500
4
3
1,840
Off Market
20243 Vejar Rd, Walnut, CA 91789
0.13
$973,600
3
2
1,429
Off Market
212 Macalester Dr, Walnut, CA 91789
0.13
$849,900
3
2
1,144
Off Market
146 Avenida Grulla, Walnut, CA 91789
0.13
$1,225,400
4
3
2,100
Off Market
135 Ricci Ave, Walnut, CA 91789
0.12
$1,360,900
5
3
2,267
Off Market
20156 McKay Dr, Walnut, CA 91789
0.20
$974,700
3
2
1,576
Off Market

Local Information

  • Map ViewExplore the area around 20120 Diehl St.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1964
1,232 sqft
$701/sqft
Garage

About this House

Location! Location! Location! Beautiful remodeled Single story home. Enjoy this upgraded kitchen with Granite counter tops, newer cabinets. StainlessSteel Appliances. All new Bedroom flooring. Newly painted. Plantation Shutters through out. Beautiful Tile flooring. Cemented back yard. With relaxing Sun room, and covered Patio. RV parking. Award winning School District. Walking distance to Vejar Elementary School. Close to shopping centers, easy access to to 57/60 Fwy. A must see.
20120 Diehl St, Walnut, CA 91789 is a 4 bedroom, 2 bathroom, 1,232 sqft single-family home built in 1964. More recently, it was listed as a rental in September 2018 with an asking price of $2,500 per month. That rental listing was removed on November 1, 2018. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $863,300, with a rent estimate of $3,444/month.

Home Details for 20120 Diehl St

Interior Features

Heating & Cooling
Heating: Forced AirAir ConditioningCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1Floors: Tile, Laminate
Interior Details
Number of Rooms: 8Types of Rooms: Walk In Closet, Family Room, Master Bath, Sun Room

Property Information

Year Built
Year Built: 1964Year Updated: 1964
Property Type / Style
Property Type: Single Family HomeArchitecture: Conventional

Exterior Features

Parking & Garage
GarageParking Spaces: 2Parking: Garage Attached

Community

Units in Building: 1

Lot Information

Lot Area: 7462 sqft

Price and Tax history

DateEventPrice
Nov 1, 2018
Source: Agent Provided
ListingRemoved
$2,500
Sep 30, 2018
Source: Agent Provided
Listed For Rent
$2,500
Sep 2, 2017
Source: Agent Provided
ListingRemoved
$2,400
Aug 15, 2017
Source: Agent Provided
Listed For Rent
$2,400
Apr 8, 2014
Source: Agent Provided
ListingRemoved
$2,000

Market trends in Walnut

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
79
4MoM

Around this home

What Locals Say about Walnut

At least 124 Trulia users voted on each feature.

  • 88 % Say there are sidewalks

  • 88 % Say parking is easy

  • 81 % Say car is needed

  • 81 % Say yards are well-kept

  • 80 % Say it's dog friendly

  • 75 % Say it's quiet

  • 72 % Say streets are well-lit

  • 68 % Say people would walk alone at night

  • 63 % Say it's walkable to grocery stores

  • 63 % Say there's holiday spirit

  • 62 % Say there's wildlife

  • 62 % Say they plan to stay for at least 5 years

  • 47 % Say neighbors are friendly

  • 44 % Say it's walkable to restaurants

  • 44 % Say kids play outside

  • 30 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.
  • Nicholas R.
    "Very quiet neighborhood, not too much traffic, friendly neighbors. very nice and clean parks, that are close by. "
    4
    Flag
  • Angie.duran323
    "There’re lots of trails and long sidewalks in neighborhoods you can walk your dogs along. Sometimes all the dogs start barking at random times of day which is the only annoyance but other than that it’s great!"
    3
    Flag
  • T
    "City Walnut is known to have one the the best hiking trail in Southern California for adults, kids and pets"
    5
    Flag
  • Ronald G.
    "Public transportation is not very good. Especially for seniors living in the city. Stores are not really in walking distance and if you carry items, you will need to stop several times before getting home."
    1
    Flag
  • Ronald G.
    "The neighborhood is nice and people a generally nice. Easy to get around to stores and small shopping in the areas. If you want real shopping you have to leave the city."
    3
    Flag
  • sme2101
    "There are many families in our neighborhood, we have great parks, everyone is friendly and it’s a safe town"
    1
    Flag
  • Leslie a.
    "I lived here for about 6 years and I really enjoy the nature feel, the birds singing and the trails to walk on."
    2
    Flag
  • Fermin L.
    "I have lived here for the past 7 years and is a safe quiet neighborhood, great parks and city wide activities for children and adults, lots of trails to walk."
    1
    Flag
  • Needeposit
    "Living in the area for the last 20 years and in the same home for 12 years. Very safe area and one of the best school systems."
    1
    Flag
  • Ray
    "Great walking trails, very good schools and parks."
    1
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 20120 Diehl St

  • What is 20120 Diehl St estimated to be worth?
    Trulia's estimated value for 20120 Diehl St in Walnut, CA is $863,300.
  • Is Walnut a buyer's or seller's market?
    Walnut is currently a seller's market, based on recent for-sale activity.
  • What do residents say about Walnut?
    Residents describe Walnut, CA as pedestrian-friendly, easy to park in, and well-kept. See recently sold homes in Walnut, CA.
  • What are the closest schools to 20120 Diehl St?
    The closest schools to 20120 Diehl St in Walnut, CA are Suzanne Middle School (rated 10/10), Vejar Elementary School (rated 8/10), Walnut High School (rated 10/10).
  • Does 20120 Diehl St have air conditioning?
    Yes, 20120 Diehl St in Walnut, CA has air conditioning.
  • How big is the lot at 20120 Diehl St?
    The lot at 20120 Diehl St in Walnut, CA is about 0.17 acres (7,462 sq ft).

Explore by feature - Pet Friendly

7 pet-friendly rentals in Walnut, CA

Explore by feature - Garage

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Explore by feature - Air Conditioning

18 rentals with air conditioning in Walnut, CA

Explore by feature - Washer/dryer

16 rentals with a washer/dryer in Walnut, CA

Explore by feature - Outdoor Space

9 rentals with an outdoor space in Walnut, CA

Apartments for Rent

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