20058 Gem Ct, Castro Valley, CA 94546
OFF MARKET

$1,114,800

Trulia Estimate
  • 3 Beds
  • 2 Baths
  • 2,060 sqft

20058 Gem Ct, Castro Valley, CA 94546

Est. Refi. Payment $6,898/mo*
Refinance Your Home
Currently Off Market - Sold May 3, 2010 for $348,000

Home Value

Trulia Estimate
$1.11M
Since last month
Decreased$19K (-1.6%)
Since last year
Increased$52K (+4.8%)
Since last sale
Increased$772K (+221.8%)
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 +51% in the last 10 years
MonthEstimated value
2026
August 2026$1.12M
August 2026$1.11M
July 2026$1.14M
June 2026$1.17M
May 2026$1.2M
April 2026$1.21M
March 2026$1.2M
February 2026$1.16M
January 2026$1.11M
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
20048 Sapphire St, Castro Valley, CA
0.10
Single-Family Home
$982,000
06/09/26
3
2
1,596
20089 Emerald Ct, Castro Valley, CA
0.08
Single-Family Home
$925,000
01/12/26
3
2
1,468
4352 Gem Ave, Castro Valley, CA
0.16
Single-Family Home
$998,888
05/18/26
3
2
1,510
4516 Edwards Ln, Castro Valley, CA
0.32
Single-Family Home
$1,008,000
08/25/26
3
2
1,275
4525 Edwards Ln, Castro Valley, CA
0.28
Single-Family Home
$1,237,000
11/14/25
3
2
1,430
4534 Newhaven Way, Castro Valley, CA
0.34
Single-Family Home
$1,210,000
04/17/26
3
2
1,572
4591 Edwards Ln, Castro Valley, CA
0.24
Single-Family Home
$1,265,500
07/10/26
3
2
2,164
4253 David St, Castro Valley, CA
0.18
Single-Family Home
$1,410,000
07/27/26
4
3
1,888
4884 Larimer Way, Castro Valley, CA
0.44
Single-Family Home
$985,000
06/25/26
3
2
1,599
19267 Gliddon St, Castro Valley, CA
0.37
Single-Family Home
$1,070,000
10/01/25
3
2
1,176

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
Address Not Disclosed, Castro Valley, CA 94546
0.07
$910,700
3
1
1,071
Off Market
Address Not Disclosed, Castro Valley, CA 94546
0.05
$887,000
3
1
1,060
Off Market
Address Not Disclosed, Castro Valley, CA 94546
0.07
$898,200
3
1
1,151
Off Market
4448 Gem Ave, Castro Valley, CA 94546
0.07
$1,404,000
5
3
2,407
Off Market
20089 Emerald Ct, Castro Valley, CA 94546
0.08
$925,000
3
1
1,468
Recently Sold
Address Not Disclosed, Castro Valley, CA 94546
0.07
$1,250,400
3
2
1,920
Off Market
Address Not Disclosed, Castro Valley, CA 94546
0.09
$935,800
3
2
1,269
Off Market
4387 Gem Ave, Castro Valley, CA 94546
0.09
$1,117,000
4
2
1,269
Off Market
4827 Roberts Ct, Castro Valley, CA 94552
0.06
$1,700,000
5
3
2,526
Recently Sold
20048 Sapphire St, Castro Valley, CA 94546
0.10
$982,000
3
2
1,596
Recently Sold
4317 Veronica Ave, Castro Valley, CA 94546
0.11
$973,300
3
2
1,268
Off Market
Address Not Disclosed, Castro Valley, CA 94546
0.10
$1,210,400
4
2
2,017
Off Market

Local Information

  • Map ViewExplore the area around 20058 Gem Ct.
  • Schools1 Elementary School2 Middle Schools1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1950
2,060 sqft
$541/sqft

About this House

Partially furnished one-story 3 bed/2 full bath house in a quiet cul-de-sac street in Castro Valley. Open kitchen and living areas with a high ceiling and lots of natural lighting. Stainless steel appliances and a beautiful granite countertop. An additional big family room and a bonus room can be used as a home office. Easy-care laminate and tile flooring. Central A/C and smart thermostat installed. Extra storage is built with a laundry unit.

Beautiful garden including a pond and a large pergola, perfect for relaxing and entertaining.

Energy efficiency and electronic car friendly - solar panel and level II EV charger installed.
Walking distance to award-winning Castro Valley schools, less than 10 minutes away from shopping, 580 freeway, and BART.

Smoking and Marijuana are not accepted.

Cats and small dogs are allowed with a pet fee.

Available on 8/15/2023 for long-term lease. First-month rent plus one-month rent as security deposit are required.
$35 non-refundable application fee. Credit and background checks, good rental references, and household income support are required. Renter insurance is mandatory.

20058 Gem Ct, Castro Valley, CA 94546 is a 3 bedroom, 2 bathroom, 2,060 sqft single-family home built in 1950. It last sold for $348,000 on May 3, 2010. More recently, it was listed as a rental in August 2023 with an asking price of $3,750 per month. That rental listing was removed on August 15, 2023. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $1,114,800, with a rent estimate of $3,970/month.

Home Details for 20058 Gem Ct

Interior Features

Heating & Cooling
Heating: Forced Air, Heat Pump, Gas, Propane ButaneAir ConditioningCooling System: Central, SolarHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1Floors: Tile, Laminate
Interior Details
Additional StorageAtticIn-law unitNumber of Rooms: 10Types of Rooms: Walk In Closet, Breakfast Nook, Dining Room, Family Room, Laundry Room, Library, Master Bath, Office, Recreation Room, Workshop, Solarium Atrium, Sun RoomStorageWet Bar
Appliances & Utilities
Cable ReadyDishwasherDryerWasher
Fireplace & Spa
Jetted Bath Tub
Windows, Doors, Floors & Walls
Double Paned Windows

Exterior Features

Exterior Home Features
Roof: Shake ShingleDeckExterior: Shingle, Stone, Cement ConcreteGardenLawnPatio
Parking & Garage
Parking Spaces: 3Parking: Carport, Off Street

Property Information

Year Built
Year Built: 1950Year Updated: 2012
Property Type / Style
Property Type: Single Family HomeArchitecture: Ranch / Rambler

Rental Terms, Policies & Fees

Furnished

Community

Units in Building: 1

Lot Information

Lot Area: 5915 sqft

Price and Tax history

DateEventPrice
Aug 15, 2023
Source: Zillow Rentals
ListingRemoved
Aug 12, 2023
Source: Zillow Rentals
Listed For Rent
$3,750
Aug 23, 2021
Source: Zillow Rental Manager
ListingRemoved
Aug 20, 2021
Source: Zillow Rental Manager
Listed For Rent
$975
Feb 24, 2021
Source: N/A
ListingRemoved

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 20058 Gem Ct

  • What is 20058 Gem Ct estimated to be worth?
    Trulia's estimated value for 20058 Gem Ct in Castro Valley, CA is $1,114,800.
  • What is the price history for 20058 Gem Ct?
    20058 Gem Ct in Castro Valley, CA last sold for $348,000 in May 2010.
  • 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 20058 Gem Ct have air conditioning?
    Yes, 20058 Gem Ct in Castro Valley, CA has air conditioning.
  • Does 20058 Gem Ct have laundry facilities?
    Yes, 20058 Gem Ct in Castro Valley, CA has in-unit laundry.

Explore by feature - Pet Friendly

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Apartments for Rent

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Off Market Homes Near 20058 Gem Ct

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