21175 Elm St, Castro Valley, CA 94546
Property image
Property image
OFF MARKET

$781,400

Trulia Estimate
  • 2 Beds
  • 1 Bath
  • 866 sqft

21175 Elm St, Castro Valley, CA 94546

Est. Refi. Payment $4,965/mo*
Refinance Your Home
Currently Off Market - Sold Jan 22, 2021 for $763,000

Home Value

Trulia Estimate
$781K
Since last month
Decreased$7K (-0.8%)
Since last year
Increased$6K (+0.7%)
Since last sale
Increased$17K (+2.2%)
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 +54% in the last 10 years
MonthEstimated value
2026
August 2026$780K
August 2026$779K
July 2026$786K
June 2026$791K
May 2026$800K
April 2026$803K
March 2026$813K
February 2026$801K
January 2026$763K
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
21146 Elm St, Castro Valley, CA
0.04
Single-Family Home
$738,000
06/05/26
2
1
825
3414 Pine St, Castro Valley, CA
0.07
Single-Family Home
$844,000
12/05/25
3
1
978
2204 Lobert St, Castro Valley, CA
0.40
Single-Family Home
$750,000
10/14/25
2
1
886
2234 Lobert St, Castro Valley, CA
0.35
Single-Family Home
$745,000
10/15/25
2
1
876
22079 Queen St, Castro Valley, CA
0.34
Single-Family Home
$745,000
03/19/26
2
1
1,272
2690 Watson St, Castro Valley, CA
0.18
Single-Family Home
$840,000
04/03/26
3
1
1,162
2651 Ione Ave, Castro Valley, CA
0.30
Single-Family Home
$850,000
06/04/26
2
2
905
2226 Vegas Ave, Castro Valley, CA
0.37
Single-Family Home
$768,000
04/27/26
3
1
871
2259 Lobert St, Castro Valley, CA
0.32
Single-Family Home
$418,000
01/21/26
2
1
895
3815 Vincent Ct, Castro Valley, CA
0.32
Single-Family Home
$645,000
02/05/26
3
1
1,081

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
21146 Elm St, Castro Valley, CA 94546
0.04
$738,000
2
1
825
Recently Sold
Address Not Disclosed, Castro Valley, CA 94546
0.02
$777,000
2
1
866
Off Market
3439 Pine St, Castro Valley, CA 94546
0.04
$982,100
3
2
1,561
Off Market
Address Not Disclosed, Castro Valley, CA 94546
0.05
$817,600
2
1
1,066
Off Market
Address Not Disclosed, Castro Valley, CA 94546
0.06
$1,036,600
4
3
1,904
Off Market
Address Not Disclosed, Castro Valley, CA 94546
0.06
$999,900
4
3
-
Off Market
3414 Pine St, Castro Valley, CA 94546
0.07
$844,000
3
1
978
Recently Sold
Address Not Disclosed, Castro Valley, CA 94546
0.11
$859,300
3
1
980
Off Market
Plan 1714, Castro Valley, CA 94546
0.12
$1,136,500+
4
4
1,714
-
3704 Scribe Way, Castro Valley, CA 94546
0.12
$1,112,400
4
3.5
2,033
Off Market
3710 Scribe, Castro Valley, CA 94546
0.12
$809,100
3
3
1,423
Off Market
Address Not Disclosed, Castro Valley, CA 94546
0.12
$745,400
2
1
825
Off Market

Local Information

  • Map ViewExplore the area around 21175 Elm St.
  • Schools1 Elementary School2 Middle Schools1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1948
866 sqft
$902/sqft
Garage

About this House

Quaint Castro Valley Bungalow, Near BART, Shopping & Located Within Castro Valley School District. This Two Bedroom One Bath Home Features 866 Square Feet of Living Space Not Including the Bonus Tastefully Converted Garage that Offers Numerous Possibilities, Recently Refinished Original Hardwood Floors, Fresh Paint Throughout Interior and Exterior, Charming Kitchen with New Stainless Appliances, Quartz Counters, Subway Tile & Hints of Vintage Elements Sprinkled Throughout, Views From the Kitchen and Dining Space Draw Your Eyes to the Spacious 6642 Square Foot Lot that Lends to a Possible Addition or Detached Dwelling Space, Worth Investigating the Potential, Dual Pane Windows, New Wall Heater and Spacious Laundry Room Only Add to the Appeal. This is a Must See!
21175 Elm St, Castro Valley, CA 94546 is a 2 bedroom, 1 bathroom, 866 sqft single-family home built in 1948. It last sold for $763,000 on Jan 22, 2021. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $781,400, with a rent estimate of $2,869/month.

Home Details for 21175 Elm St

Interior Features

Heating & Cooling
Heating: WallAir ConditioningCooling System: CentralHeating Fuel: Wall
Interior Details
Number of Rooms: 4
Appliances & Utilities
Refrigerator
Levels, Entrance, & Accessibility
Floors: Tile, Carpet, Hardwood, Linoleum Vinyl

Property Information

Year Built
Year Built: 1948Year Updated: 1948
Property Type / Style
Property Type: Single Family HomeArchitecture: Bungalow

Exterior Features

Exterior Home Features
DeckExterior: Shingle Not Wood, Wood, CompositionPatio
Parking & Garage
GarageParking: Garage Attached

Community

Units in Building: 1

Lot Information

Lot Area: 6642 sqft

Price and Tax history

DateEventPrice
Jan 22, 2021
Source: Bay East AOR #40932236
Sold
$763,000
Dec 27, 2020
Source: Agent Provided
Pending
$688,000
Dec 17, 2020
Source: Agent Provided
Listed For Sale
$688,000
Mar 12, 2002
Source: Bay East AOR #11127366
Sold
$310,000
Oct 31, 1996
Source: N/A
Sold
$145,000

Market trends in Castro Valley

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$1.21M
$21.33KMoM
Sale-to-List Price
103.6%
0.8%MoM
Price per sq ft
$702
$22MoM
Available listings
84
6MoM

Around this home

What Locals Say about Castro Valley

At least 380 Trulia users voted on each feature.

  • 89 % Say it's dog friendly

  • 81 % Say there are sidewalks

  • 75 % Say car is needed

  • 74 % Say parking is easy

  • 73 % Say there's holiday spirit

  • 71 % Say yards are well-kept

  • 65 % Say it's quiet

  • 65 % Say people would walk alone at night

  • 65 % Say it's walkable to grocery stores

  • 62 % Say it's walkable to restaurants

  • 59 % Say there's wildlife

  • 59 % Say they plan to stay for at least 5 years

  • 59 % Say kids play outside

  • 57 % Say neighbors are friendly

  • 57 % Say streets are well-lit

  • 35 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.
  • Trulia User
    "Good sidewalk and safe to walk at night "
    0
    Flag
  • Daniel Micko
    "Good schools, the businesses are growing well. A lot of history here. People are nice. Car shows in the downtown area."
    0
    Flag
  • Arijustinweinberg
    "HOA is great and cares about the residents. In Castro valley city they host street holiday parades 2-4 times a year"
    0
    Flag
  • Katherine Brovont
    "This part of the neighborhood is pretty tight knit. Everyone knows everyone else, and are very friendly."
    0
    Flag
  • Judy J Chen
    "Retro feel to some of the downtown area gives this town a unique vibe, not cookie cutter at all. More restaurants and coffee shop options than ever before. "
    3
    Flag
  • Trulia User
    "Been living here for 6 years, it's located near a major interstate, and shopping. Good transportation, Don Castro Lake near by for recreation, several gas stations and convenience stores that are open 24 hours 7 days a week. "
    1
    Flag
  • Leah M.
    "The schools are great and teachers are extremely supportive. Especially during Distance Learning. Community will always come together to help anyone in need. "
    9
    Flag
  • Elizabeth H. P.
    "Great parks, schools are excellent, residents are friendly and conscientious. Overall it’s a really peaceful and pleasant place to live and raise a family. Also very easy to commute to various places in the Bay Area, not enough good restaurants though. "
    4
    Flag
  • Michellehgarcia
    "Safe community overall. Schools are good. Good eating choices & shopping. Centrally located to SF and South Bay. "
    2
    Flag
  • Trevor A.
    "It’s loud. Fireworks occur very frequently throughout the year. During the day it is safe usually to walk them. Not a lot of large yards nor any good parks in Castro valley for them to run"
    0
    Flag
  • JL V.
    "Easy I go against traffic. I work in the Tri Valley area. I like the cooler weather of East Bay for living. "
    2
    Flag
  • Melina V.
    "I live in the outskirts, still lots of homeless people but overall is safe and quieter for bay area standards"
    2
    Flag
  • Trulia User
    "Castro Valley is quite and a nice place. It has good school. we need better restaurants but it is good. "
    1
    Flag
  • Tammy F.
    "great schools public pool in summer kid friendly places to eat fantastic schools lots of churches and temples "
    3
    Flag
  • Catherine S.
    "There’s a lot of nice hills to walk you’re dog and get good exercise at the same time. There is also a dog-specific store on the the main Blvd."
    1
    Flag
  • Jureksiem
    "Great town if you have dogs or if you don't. The streets are safe to walk at all times and dog parks abound."
    1
    Flag
  • Maureen P.
    "Most yards are a good size. Lots of parks walking distance. Privacy is easy because there’s space. Many good sidewalks. Flat enough to run in."
    0
    Flag
  • Hraxon
    "My commute is a painful 32 miles that can take up to 90 minutes and on a really bad day...2 hours one way."
    0
    Flag
  • Crisgf.ks
    "The schools are very good, and it’s a safe, friendly community to live in. It is easy to travel to San Francisco from here and to other communities for shopping, dining out. "
    0
    Flag
  • Jerichoyadao25
    "Walking distance to bart. Lots of places around each other that does not require a vehicle. Near major freeways "
    0
    Flag
  • Stayinpossibility
    "rodeo and parade, chili cook off, fall festival, lights parade, movies in the park, sports orgs, car shows... "
    0
    Flag
  • Nerfherder1800
    "Even though you pick after your dogs owners can get angry when your dog does it's business. I once had a woman scream at me and throw a rock at my dog as I was picking up his poop with a doggy bag."
    0
    Flag
  • Yolanda M.
    "My commute to East Oakland is about 30 minutes. Most of the traffic I get is after I get off the freeway in Oakland off 98th or Keller. "
    0
    Flag
  • Bryan
    "I grew up here and my parents have lived in the same house for the last 30+ years. Most of the neighborhoods in my area have very nice a personable people, the kind that you can go knock on a strangers door and ask for a cup of sugar from."
    0
    Flag
  • Yolanda M.
    "I work in East Oakland and my commute is about 30 minutes. Bart is also across the street. Shops and restaurants are walking distance "
    0
    Flag
  • Beatriz S.
    "Clean, safe and we have a small park in the neighborhood as well as the canyon trail. Lots of wild animals so dogs must be on leash at all the times. "
    0
    Flag
  • K.Cougar
    "I live in a rural area at the end of town. lots of trees and wildlife. it's at the back of Don Castro swimming, fishing,hiking, BBQ grills, bathrooms with showers... its a great park to sit under a tree in the shade, or lay a blanket on the grass."
    0
    Flag
  • Andrea R.
    "Castro Valley is ok. people don't know how to drive. there are dogs barking all day. my car was stolen once. there are some parks that are nice. lake chabot is really close. "
    0
    Flag
  • Jay M.
    "For work, my driving varies daily but usually go to San Jose, Sunnyvale, Palo Alto, Menlo Park, Redwood City, and a few cities in East Bay. I leave my house between 930-1030a either taking 238 to 880 and either one of the bridges or 580 to 680 depending on what Google Map says. Commute time is roughly an hour on a good day with moving traffic."
    0
    Flag
  • Sanchezjason239
    "This neighborhood is very safe the most threatening thing is druggies,friendly people and great schools.a very good neighborhood if you can afford it."
    0
    Flag
  • Crisgf.ks
    "Castro Valley has a small town feel, with elements of the country, with parks, a lake, hiking trails and wildlife. I’m a quarter mile from Lake Chabot, and love to walk there. "
    2
    Flag
  • Miaguglielmino
    "Great place to live and raise a family. Also great location in terms of access to freeways, hospitals, food entertainment etc"
    2
    Flag
  • Mshues
    "Very quiet street even though I am in the heart of Castro Valley Blvd. Love that so many things are in walking distance. "
    0
    Flag
  • Pinar I. S.
    "We just moved here. We like the neighborhood so far. It is quite and seems safe. Neighbors are say hi and friendly. "
    0
    Flag
  • Cyn757a
    "Street fairs, annual rodeo, chili cook off and other community events all contribute to making it a nice community. "
    0
    Flag
  • Ricplata75
    "It sucks! It’s gotten drastically worse over the years. It takes me at least 45 minutes to drive 11 miles. "
    0
    Flag
  • tesfaselassie k.
    "Kids play and neighborhood community and safety, security patrol perimeter and ask everything ok. Neighborhood nice people "
    0
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 21175 Elm St

  • What is 21175 Elm St estimated to be worth?
    Trulia's estimated value for 21175 Elm St in Castro Valley, CA is $781,400.
  • What is the price history for 21175 Elm St?
    21175 Elm St in Castro Valley, CA last sold for $763,000 in January 2021.
  • Is Castro Valley a buyer's or seller's market?
    Castro Valley is currently a seller's market, based on recent for-sale activity.
  • What's the median sale price in Castro Valley?
    The median sale price in Castro Valley is $1.21M. That is down $21.33K from the prior month.
  • Does 21175 Elm St have air conditioning?
    Yes, 21175 Elm St in Castro Valley, CA has air conditioning.
  • How big is the lot at 21175 Elm St?
    The lot at 21175 Elm St in Castro Valley, CA is about 0.15 acres (6,642 sq ft).

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