Gem Ave, Castro Valley, CA 94546
OFF MARKET

Gem Ave
Castro Valley, CA 94546

  • 2 Beds
  • 1 Bath
  • 1,072 sqft

$820,200

Trulia Estimate
as of Aug 19, 2026
Est. Refi. Payment $5,052/mo*
Refinance Your Home

$820,200

Trulia Estimate
as of Aug 19, 2026
Est. Refi. Payment $5,052/mo*
Refinance Your Home
2 Beds
1 Bath
1,072 sqft

Home Value

Trulia Estimate
$820K
Since last month
Decreased$12K (-1.5%)
Since last year
Increased$27K (+3.4%)
Since last sale
Increased$441K (+111.5%)
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 +3% in the last 10 years
MonthEstimated value
2026
August 2026$836K
July 2026$848K
June 2026$881K
May 2026$896K
April 2026$869K
March 2026$860K
February 2026$856K
January 2026$806K
2025

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
4216 Gem Ave, Castro Valley, CA
0.12
Single-Family Home
$751,000
09/15/25
2
1
928
4577 Sargent Ave, Castro Valley, CA
0.27
Single-Family Home
$868,000
05/21/26
2
1
854
19635 Forest Ave, Castro Valley, CA
0.45
Single-Family Home
$745,000
06/08/26
2
1
790
4252 Omega Ave, Castro Valley, CA
0.10
Single-Family Home
$1,050,000
05/07/26
3
2
1,224
4319 Shamrock Way, Castro Valley, CA
0.13
Single-Family Home
$1,080,000
09/16/25
3
2
1,199
4834 Kathleen Ave, Castro Valley, CA
0.54
Single-Family Home
$747,500
03/18/26
2
1
827
4035 Somerset Ave, Castro Valley, CA
0.61
Single-Family Home
$730,000
06/01/26
2
1
880

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
20054 Onyx Ct, Castro Valley, CA 94546
0.05
$1,353,800
4
3
1,823
Off Market
4315 Omega Ave, Castro Valley, CA 94546
0.02
$1,099,900
3
2
1,591
For Sale
4247 Gem Ave, Castro Valley, CA 94546
0.07
$930,100
3
1
1,080
Off Market
4339 Omega Ave, Castro Valley, CA 94546
0.04
$1,198,800
3
2
1,726
Off Market
Address Not Disclosed, Castro Valley, CA 94546
0.05
$1,029,300
3
2
1,408
Off Market
Address Not Disclosed, Castro Valley, CA 94546
0.05
$777,700
2
2
988
Off Market
20114 Normandy Ct, Castro Valley, CA 94546
0.11
$980,600
2
2
1,194
Off Market
4203 Veronica Ave, Castro Valley, CA 94546
0.13
$1,124,400
3
2
1,395
Off Market
Address Not Disclosed, Castro Valley, CA 94546
0.13
$983,800
3
2
1,339
Off Market
4252 Omega Ave, Castro Valley, CA 94546
0.10
$1,050,000
3
1
1,224
Recently Sold
4216 Gem Ave, Castro Valley, CA 94546
0.12
$744,300
2
1
928
Off Market

Local Information

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

Home Highlights

Property Type
Single-Family Home
Year Built
1947
Living Area
1,072 sqft
Price/Sqft
$765
Parking
1 Car Garage
HOA
None

About this House

A DOLLHOUSE! EXPOSED HDWD FLRS..NEWER RF & GUTTERS..DESIGNER TOUCHES THRU-OUT..GORG- EOUS LIV RM W/FIREPLACE..FRML DINING RM W/
Gem Ave, Castro Valley, CA 94546 is a 2 bedroom, 1 bathroom, 1,072 sqft single-family home built in 1947. It last sold for $395,000 on Nov 19, 2003 (5% above the $377,500 asking price). It is currently off market. The Trulia Estimate is $820,200, with a rent estimate of $2,826/month.
Last check for updates: about 22 hours ago
Listed by Marilyn Swisher DRE #00692947, (925) 838-6222
RE/MAX IN MOTION
Bought with: Trish Radovich DRE #00523595, (510) 367-7999, DONALD MORRIS RL EST BROKER
Source: Bay East AOR, MLS#11209240

Home Details for Gem Ave

Interior Features

Interior Details
Number of Rooms: 4Types of Rooms: Bathroom, Kitchen
Beds & Baths
Number of Bedrooms: 2Number of Bathrooms: 1Number of Bathrooms (full): 1
Dimensions and Layout
Living Area: 1072 Square Feet
Appliances & Utilities
Appliances: Dishwasher, Electric RangeDishwasherLaundry: In Garage
Heating & Cooling
Heating: Wall FurnaceHas CoolingAir Conditioning: Ceiling Fan(s),OtherHas HeatingHeating Fuel: Wall Furnace
Fireplace & Spa
Number of Fireplaces: 1Fireplace: Brick, Living Room, Wood BurningHas a Fireplace
Gas & Electric
Electric: 220 Volts in KitchenHas Electric on Property
Windows, Doors, Floors & Walls
Flooring: Linoleum, Carpet
Levels, Entrance, & Accessibility
Floors: Linoleum, Carpet
Security
Security: Security System Leased

Exterior Features

Exterior Home Features
Roof: CompositionFencing: FencedFoundation: RaisedNo Private Pool
Parking & Garage
Number of Garage Spaces: 1Number of Covered Spaces: 1No CarportHas a GarageHas an Attached GarageParking Spaces: 1Parking: Garage Attached
Pool
Pool: None
Frontage
Not on Waterfront

Property Information

Year Built
Year Built: 1947
Property Type / Style
Property Type: ResidentialProperty Subtype: Residential, Single Family ResidenceArchitecture: Other
Building
Construction Materials: Vinyl SidingNot Attached Property
Property Information
Parcel Number: 84C66925

Price & Status

Price
List Price: $377,500
Status Change & Dates
Off Market Date: Tue Oct 21 2003Possession Timing: Close Of Escrow

Active Status

MLS Status: Sold

Location

Direction & Address
City: Castro Valley
School Information
High School District: Castro Valley (510) 537-3000

Building

Building Area
Building Area: 1072 Square Feet

HOA

No HOA

Lot Information

Lot Area: 5985 sqft

Offer

Listing Agreement Type: Excl RightListing Terms: Cash, Conventional

Mobile R/V

Mobile Home Park
Mobile Home Units: Feet

Miscellaneous

Mls Number: 11209240Above Grade Unfinished Area Units: Square FeetBelow Grade Unfinished Area Units: Square Feet

Price and Tax history

DateEventPrice
Nov 19, 2003
Source: Bay East AOR #11209240
Sold
$395,000

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.
  • 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
  • Carolyn S.
    "Its a country setting in a big city. You see people walking, biking and hiking.Castro Valley is a family town."
    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

Bay East© 2026, CCAR© 2026, bridgeMLS© 2026. Information Deemed Reliable but not Guaranteed. This information is being provided by the Bay East MLS, or CCAR MLS, or bridgeMLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers and may not be used or any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated at 2026-08-18 15:50:22 PDT.

Frequently asked questions about Gem Ave

  • What is Gem Ave estimated to be worth?
    Trulia's estimated value for Gem Ave in Castro Valley, CA is $820,200.
  • What is the price history for Gem Ave?
    Gem Ave in Castro Valley, CA last sold for $395,000 in November 2003.
  • 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 Gem Ave have air conditioning?
    Yes, Gem Ave in Castro Valley, CA has air conditioning.
  • Does Gem Ave have laundry facilities?
    Yes, Gem Ave in Castro Valley, CA has laundry facilities.

Explore by feature - Pet Friendly

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Apartments for Rent

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Off Market Homes Near Gem Ave

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