Nestled in the heart of Castro Valley, 4448 Gem shines as the crown jewel of the neighborhood! With approximately 1964 square feet, the main house features 4 bedrooms & 2 full bathrooms. The upper level hosts 3 of the bedrooms, 1 bathroom, living room, kitchen, & dining area. The lower level has many possibilities & can function as a 4th bedroom, in-law unit, or rental unit as it has a bedroom area, living space, full bathroom, second kitchen, walk-in closet, & separate entrance. There is ALSO an attached 443 sq ft studio unit that is fully separated from the main house and it offers a bedroom area, kitchen & full bath that can be used as a rental unit, or for one's own uses such as an art studio or home office! Updates include luxury vinyl floors, fresh paint, renovated kitchen & baths, new lighting, dual pane windows, fences, & driveway. The 17,000 sq ft lot boasts park-like grounds & borders tranquil crow creek. It offers a shed, planter boxes, & a large deck. A new driveway provides side access & boat/RV parking. Prime CV location with one block to Creekside Middle School, & walking distance to Earl Warren Park! Enjoy the shops, services, & restaurants of Castro Village and the new Castro Valley Marketplace. Close to CV Bart & major highways! 3d tour: www.4448Gem.com/?mls
Sold for $1,300,000
$1,300,000
4448 Gem Ave, Castro Valley, CA 94546
5beds
2,407sqft
Residential, Single Family Residence
Built in 1950
0.39 Acres Lot
$1,493,500 Zestimate®
$540/sqft
$4,683 Estimated rent
Home value
$1,493,500
$1.37M - $1.64M
$4,683/mo
Zestimate® history
Owner options
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$4,683/mo
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$4,683/mo
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$8,245/mo
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Zillow last checked:
Listing updated:
Listed by:
Julienne Courtney DRE #01376948 925-989-1669,
Berkshire Hathaway Home Services
Bought with:
Sonali Sethna, DRE #01194792
Compass
Source: Bay East AOR,MLS#: 41057504
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 5
- Bathrooms: 3
- Full bathrooms: 3
Kitchen
- Features: Counter - Stone, Dishwasher, Garbage Disposal, Refrigerator
Heating
- Natural Gas
Cooling
- None
Appliances
- Included: Dishwasher, Refrigerator, Dryer, Washer, Tankless Water Heater
- Laundry: Cabinets, Sink
Features
- Au Pair, In-Law Floorplan
- Flooring: Vinyl, Carpet
- Number of fireplaces: 1
- Fireplace features: Living Room, Wood Burning
Interior area
- Total structure area: 2,407
- Total interior livable area: 2,407 sqft
Property
Parking
- Total spaces: 2
- Parking features: RV/Boat Parking, Side Yard Access
- Garage spaces: 2
Features
- Levels: Two
- Stories: 2
- Patio & porch: Deck, Front Porch
- Exterior features: Garden, Garden/Play
- Pool features: None
- Fencing: Partial Fence,Fenced
- Waterfront features: Creek
Lot
- Size: 0.39 Acres
- Features: Cul-De-Sac, Level, Front Yard, Back Yard, Side Yard
Details
- Parcel number: 84C106328
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Traditional
- Property subtype: Residential, Single Family Residence
- Attached to another structure: Yes
Materials
- Stucco
- Roof: Composition
Condition
- Existing
- New construction: No
- Year built: 1950
Utilities & green energy
- Electric: Photovoltaics Third-Party Owned
Community & neighborhood
Security
- Security features: Carbon Monoxide Detector(s)
Location
- Region: Castro Valley
- Subdivision: Castro Valley
Other
Other facts
- Listing agreement: Excl Right
- Price range: $1.3M - $1.3M
- Listing terms: Cash,Contract
Price history
| Date | Event | Price |
|---|---|---|
| 5/23/2024 | Sold | $1,300,000-6.8%$540/sqft |
Source:  Bay East AOR #41057504 Report a problem | ||
| 5/8/2024 | Pending sale | $1,395,000$580/sqft |
Source:  bridgeMLS/CCAR/Bay East AOR #41057504 Report a problem | ||
| 4/26/2024 | Listed for sale | $1,395,000+253.2%$580/sqft |
Source: bridgeMLS/CCAR/Bay East AOR #41057504 Report a problem | ||
| 3/17/2015 | Sold | $395,000+0.6%$164/sqft |
Source: Public Record Report a problem | ||
| 11/10/2011 | Sold | $392,500-12.6%$163/sqft |
Source: Bay East AOR #40524459 Report a problem | ||
| 7/22/2011 | Price change | $449,000-5.5%$187/sqft |
Source: Prudential California Realty Report a problem | ||
| 6/12/2011 | Price change | $475,000-4.8%$197/sqft |
Source: Prudential California Realty #40524459 Report a problem | ||
| 5/16/2011 | Listed for sale | $499,000-38.3%$207/sqft |
Source: Prudential California Realty Report a problem | ||
| 3/7/2007 | Sold | $809,000+37.8%$336/sqft |
Source: Public Record Report a problem | ||
| 10/21/2004 | Sold | $587,000+137.2%$244/sqft |
Source: Bay East AOR #40038508 Report a problem | ||
| 2/23/1999 | Sold | $247,500$103/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | -- | $890,080 +73.1% |
| 2024 | $6,814 +1.8% | $514,096 +2% |
| 2023 | $6,695 +2.1% | $504,018 +2% |
| 2022 | $6,559 +2.7% | $494,135 +2% |
| 2021 | $6,389 +2.4% | $484,450 +1% |
| 2020 | $6,241 -1.7% | $479,485 +2% |
| 2019 | $6,351 +5.7% | $470,088 +2% |
| 2018 | $6,006 | $460,874 +2% |
| 2017 | $6,006 +5.1% | $451,838 +2% |
| 2016 | $5,714 +6.9% | $442,979 +1.5% |
| 2015 | $5,347 | $436,328 +2% |
| 2014 | $5,347 | $427,782 +0.5% |
| 2013 | -- | $425,850 +2% |
| 2012 | -- | $417,500 -35.3% |
| 2011 | -- | $645,000 |
| 2010 | -- | $645,000 -7.1% |
| 2009 | -- | $694,200 -9.7% |
| 2008 | -- | $769,000 +25.9% |
| 2007 | -- | $610,714 +2% |
| 2006 | -- | $598,740 +2% |
| 2005 | -- | $587,000 +115.1% |
| 2004 | -- | $272,901 +1.9% |
| 2003 | -- | $267,902 +2% |
| 2002 | -- | $262,650 +2% |
| 2001 | $2,872 | $257,499 |
Find assessor info on the county website
Neighborhood: 94546
Nearby schools
GreatSchools rating
- 9/10Marshall Elementary SchoolGrades: K-5Distance: 0.5 mi
- 10/10Creekside Middle SchoolGrades: 6-8Distance: 0.1 mi
- 9/10Castro Valley High SchoolGrades: 9-12Distance: 1.1 mi
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Estimated market value
$1,493,500
Get a cash offer in 3 minutes
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Estimated market value
$1,493,500
- California
- Alameda County
- Castro Valley
- 94546
- 4448 Gem Ave
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