NOT LISTED FOR SALE

4216 Gem Ave Castro Valley, CA 94546

Castro Valley East Neighborhood

Estimated Value: $734,000 - $809,000

2 Beds
1 Bath
928 Sq Ft
$836/Sq Ft Est. Value

Sale Details

Date Sold: September 15, 2025

Last sale price $751,000 $809 Per Sq Ft

Est. 3% increase in value since last sale

Current estimated payment $4,427 / mo

10 Days on Market

Highlights

  • Traditional Architecture
  • Solid Surface Countertops
  • 1 Car Direct Access Garage
  • Marshall Elementary School Rated A
  • No HOA
  • Tile Flooring

About This Home

As of September 2025

Welcome to this charming single-family home nestled in the heart of Castro Valley. This well-maintained property features 2 spacious bedrooms and 1 bathroom, offering a comfortable and functional layout. The bright living room boasts large windows that fill the space with natural light, while the open-concept dining area flows seamlessly into the kitchen—perfect for everyday living and entertaining. Step outside to a private backyard retreat with a patio, ideal for relaxing or hosting gatherings. Conveniently located near top-rated Castro Valley schools, parks, shopping, and BART, this home combines comfort, style, and accessibility. Don’t miss the opportunity to make this gem on Gem Avenue yours!

Last Agent to Sell the Property

Leslie Foster

Exp Realty Of California, Inc License #01804083 Listed on: 08/08/2025

Exp Realty Of California, Inc

Last Buyer's Agent

Yi Chen Chang

Exp Realty Of California, Inc License #02199777

Exp Realty Of California, Inc

Range of Values:

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Value Increase
--
Percent Increase
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Adjusted for Inflation
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Average Value
Not Available
List Price
Sold Price
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Home Details

Home Type

  • Single Family

Year Built

  • Built in 1947

Lot Details

  • 5,775 Sq Ft Lot
  • Back and Front Yard

Parking

  • 1 Car Direct Access Garage

Home Design

  • Traditional Architecture
  • Composition Shingle Roof
  • Wood Siding

Interior Spaces

  • 1-Story Property
  • Ceiling Fan
  • Living Room with Fireplace
  • Laundry in Garage

Kitchen

  • Free-Standing Range
  • Solid Surface Countertops

Flooring

  • Carpet
  • Tile
  • Vinyl

Bedrooms and Bathrooms

  • 2 Bedrooms
  • 1 Full Bathroom

Utilities

  • Cooling Available
  • Forced Air Heating System

Community Details

  • No Home Owners Association
  • Marshall Subdivision

Listing and Financial Details

  • Assessor Parcel Number 84C66936

Home Details

Home Type

Single Family

Year Built

Built in 1947

Lot Details

5,775 Sq Ft Lot

Parking

1

Listing Details

  • Stories: 1
  • Year Built: 1947
  • Property Sub Type: Detached
  • Prop. Type: Residential
  • Subdivision Name: Marshall
  • Directions: Cv BLVD, Marshall, Gem
  • Architectural Style: Traditional
  • Garage Yn: Yes
  • Unit Levels: One Story
  • New Construction: No
  • Special Features: None

Interior Features

  • Flooring: Tile, Vinyl, Carpet
  • Appliances: Free-Standing Range, Refrigerator
  • Full Bathrooms: 1
  • Total Bedrooms: 2
  • Fireplace Features: Living Room
  • Fireplaces: 1
  • Fireplace: Yes
  • Room Kitchen Features: Counter - Solid Surface, Range/Oven Free Standing, Refrigerator

Exterior Features

  • Roof: Composition Shingles
  • Lot Features: Level, Back Yard, Front Yard
  • Pool Features: None
  • Pool Private: No
  • Construction Type: Wood Siding
  • Property Condition: Existing

Garage/Parking

  • Garage Spaces: 1
  • Parking Features: Attached, Int Access From Garage

Utilities

  • Heating: Forced Air
  • Cooling: Ceiling Fan(s)
  • Laundry Features: In Garage
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Electric: No Solar
  • Water Source: Public

Condo/Co-op/Association

  • Association: No

Lot Info

  • Lot Size Sq Ft: 5775
  • Parcel Number: 84C66936

Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Listed on
Aug 8, 2025
Closed on
Sep 8, 2025
Sold by
Tuomala Catherine M and Puhera John V
Bought by
Seller's Agent
Leslie Foster
Exp Realty Of California, Inc
Buyer's Agent
Yi Chen Chang
Exp Realty Of California, Inc
List Price
$725,000
Sold Price
$751,000
Premium/Discount to List
$26,000
3.59%
Views
42
Current Estimated Value
$775,825

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
$24,825
Avg. Annual Appreciation
3.41%
Original Mortgage
$525,700
Outstanding Balance
$521,509
Interest Rate
6.72%
Mortgage Type
New Conventional
Estimated Equity
$254,316
Source: Public Records

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Agents Specializing in Castro Valley East, CA

  • David Earley Real Estate Agent - Compass

    David Earley

    Compass

    (510) 345-1483

    128 Total Sales

    1 in Castro Valley East

    $1,550,000 Price

    David Earley
     Section Image
  • Kat Sellis Real Estate Agent - Real Broker

    Kat Sellis

    Real Broker

    (925) 940-8695

    88 Total Sales

    1 in Castro Valley East

    $910,000 Price

    Kat Sellis
     Section Image
  • Chin Fong Real Estate Agent - Cornerstone Realty and Mortgage

    Chin Fong

    Cornerstone Realty and Mortgage

    (510) 939-7684

    137 Total Sales

    6 in Castro Valley East

    $755K - $1.6M Price Range

    Chin Fong
     Section Image
  • Steve Andre Real Estate Agent - Legacy Real Estate & Assoc.

    Steve Andre

    Legacy Real Estate & Assoc.

    (510) 661-3274

    55 Total Sales

    1 in Castro Valley East

    $1,010,000 Price

    Steve Andre
     Section Image
  • Otto Catrina Real Estate Agent - Catrina R.E. & Investments

    Otto Catrina

    Catrina R.E. & Investments

    (628) 227-9891

    53 Total Sales

    3 in Castro Valley East

    $985K - $1.6M Price Range

    Otto Catrina
     Section Image
  • Derek Han Real Estate Agent - Bhg Reliance Partners

    Derek Han

    Bhg Reliance Partners

    (510) 851-9881

    145 Total Sales

    1 in Castro Valley East

    $1,410,000 Price

    Derek Han
     Section Image
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Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Buyer Sale Price Title Company
$751,000 Chicago Title
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Borrower Loan Amount
Open $525,700
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft
09/15/2025 09/15/25 Sold $751,000 +3.6% $809 / Sq Ft
08/18/2025 08/18/25 Pending -- -- --
08/08/2025 08/08/25 For Sale $725,000 -- $781 / Sq Ft
Source: Bay East Association of REALTORS®

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2026 $1,995 $751,000 $225,300 $525,700
2025 $1,937 $95,359 $54,135 $41,224
2024 $1,937 $93,489 $53,073 $40,416
2023 $1,883 $91,656 $52,033 $39,623
2022 $1,829 $89,859 $51,013 $38,846
2021 $1,776 $88,097 $50,012 $38,085
2020 $1,732 $87,194 $49,500 $37,694
2019 $1,752 $85,484 $48,529 $36,955
2018 $1,701 $83,809 $47,578 $36,231
2017 $1,654 $82,165 $46,645 $35,520
2016 $1,574 $80,554 $45,730 $34,824
2015 $1,472 $79,345 $45,044 $34,301
2014 $1,428 $77,790 $44,161 $33,629
Source: Public Records

Agents Affiliated with this Home

  • Leslie Foster Real Estate Agent - Exp Realty Of California, Inc

    Seller's Agent in 2025

    Leslie Foster

    Exp Realty Of California, Inc

    (510) 828-2657

    6 in this area

    75 Total Sales

    Leslie Foster
    Section Image
  • Yi Chen Chang Real Estate Agent - Exp Realty Of California, Inc

    Buyer's Agent in 2025

    Yi Chen Chang

    Exp Realty Of California, Inc

    (510) 862-2690

    1 in this area

    15 Total Sales

    Yi Chen Chang
    Section Image
See All Agents

Map

Source: Bay East Association of REALTORS®

MLS Number: 41107575

Bay East Association of REALTORS®

APN: 084C-0669-036-00

California Alameda County Castro Valley 94546 Castro Valley East

4216 Gem Ave, Castro Valley, CA

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Bay East Association of REALTORS® 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 for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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