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Single family home for sale at 4247 Gem Ave, Castro Valley, CA 94546 | MLS# 41151756 | Listing updated on 2026-10-21
Photo 1 of Single family home for sale at 4247 Gem Ave, Castro Valley, CA 94546 | MLS# 41151756 | Listing updated on 2026-10-21
Photo 2 of Single family home for sale at 4247 Gem Ave, Castro Valley, CA 94546 | MLS# 41151756 | Listing updated on 2026-10-21
Photo 3 of Single family home for sale at 4247 Gem Ave, Castro Valley, CA 94546 | MLS# 41151756 | Listing updated on 2026-10-21
Photo 4 of Single family home for sale at 4247 Gem Ave, Castro Valley, CA 94546 | MLS# 41151756 | Listing updated on 2026-10-21
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Listed by: Kristen Peterson DRE #02058725, Sunday Nguyen DRE #02206061 | Evolve Real Estate (510) 697-1208

$999,000

Monthly Est:$4,972

  • Beds Icon3 Beds
  • Beds Icon
    3 Baths
  • Beds Icon1,737sqft

4247 Gem Ave, Castro Valley, CA 94546

$4,972/moEst:

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  • Single Family Residence

  • Built in 1947

  • $-- HOA

  • 5,775 sqft lot

  • $575/sq.ft

Description

Welcome to 4247 Gem Avenue, a beautifully renovated single-story home in the heart of Castro Valley! Thoughtfully transformed with quality craftsmanship, modern finishes, and extensive upgrades completed with permits. The stunning kitchen features stainless steel appliances, custom cabinetry, a spacious island, and a pot filler. Beautifully designed bathrooms offer walk-in showers, rainfall showerheads, and modern fixtures. Major improvements include new electrical wiring with a 200-amp panel, updated plumbing and drainage, a new HVAC furnace and ductwork, and a new composition roof. Additional highlights include waterproof plank flooring, designer lighting, an EV-ready garage, and refreshed landscaping. Conveniently located near Castro Valley’s highly regarded schools, shopping, dining, and commuter routes. Move-in ready with the peace of mind of permitted improvements!

  • Houzeo last checked: 12 hours ago
  • Listing updated: October 21, 2026 at 5:43 pm
  • Source: California Regional MLS-CA | MLS#: 41151756 California Regional MLS-CA

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    1

  • County

    Alameda County

  • City

    Castro Valley

  • Neighborhood

    --

  • Year Built

    1947

  • HOA Fees

    -

  • Finished Area

    1,737 sqft

  • Lot Size

    5,775 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    California Regional MLS

  • MLS Number

    41151756

  • MLS Status

    Active

  • Days on Market

    4

  • Cumulative Days on Market

    1

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Location

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 3

    Bathrooms: 3

Interior

  • Flooring

    Wood

  • Cooling

    None

  • Interior Features

    Breakfast Bar

Construction

  • Year Built

    Year Built: 1947

  • Home type

    Single Family Residence

  • Roof

    Shingle

  • Architectural Style

    Ranch

  • Construction Materials

    Stucco

Utilities & Energy

  • Fireplace Features

    Living Room

  • Pool Features

    None

  • Parking Features

    Garage

Other Features

  • Patio And Porch Features

    Deck

  • Subdivision Name

    Castro Valley

  • Lot Features

    Back Yard, Front Yard, Garden, Street Level

Price History

DateEventPrice

10/19/2026

Source: mls_logoCalifornia Regional MLS-CA #41151756

Listed for Sale

$999,000 +53.93%

$575/sqft

07/28/2025

Source: mls_logoCalifornia Regional MLS-CA #41103454

Sold

$649,000 -14.04%

$374/sqft

07/28/2025

Source: mls_logoCalifornia Regional MLS-CA #41103454

Price Increased

$755,000 +16.33%

$435/sqft

07/10/2025

Source: mls_logoCalifornia Regional MLS-CA #41103454

Pending

$649,000

$374/sqft

07/03/2025

Source: mls_logoCalifornia Regional MLS-CA #41103454

Listed for Sale

$649,000

$374/sqft

Nearby Homes

Based on information from California Regional Multiple Listing Service, Inc. as of Oct 23, 2026, 08:45PM and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. This website may not include listings or property addresses of sellers who have directed their listing brokers to withhold their listing or their property address from display on the Internet. © 2026 California Regional Multiple Listing Service. All Rights Reserved.

Advertising Broker: William Johnson DRE #01463271 | William Johnson Brokerage