Located in the heart of Castro Valley, this 2009-built townhouse at 3937 Forest Cir is a high-yield opportunity for savvy buyers and investors. Perfectly positioned within a top-tier school district (K-12), this rare floor plan features three independent Master Suites, each with its own full private bathroom. This unique "triple-primary" layout is perfectly suited for a high-cash-flow co-living strategy, allowing for premium rent-by-the-room income that far exceeds traditional rental market averages. The move-in-ready interior boasts an updated kitchen, remodeled bathrooms, and a spacious two-car garage. Residents will enjoy a quiet, well-maintained community with low HOA dues, situated just steps from brand-new supermarkets and trendy dining. Whether you are looking for a sophisticated family home or a powerful investment vehicle, this turnkey property offers unmatched flexibility and location.
Sold for $870,000
$870,000
3937 Forest Cir, Castro Valley, CA 94546
3beds
1,551sqft
Residential, Townhouse
Built in 2009
1,306.8 Square Feet Lot
$883,100 Zestimate®
$561/sqft
$4,026 Estimated rent
Home value
$883,100
$804,000 - $971,000
$4,026/mo
Zestimate® history
Owner options
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$4,026/mo
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$5,972/mo
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$5,972/mo
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Zillow last checked:
Listing updated:
Listed by:
Leo Zhang DRE #02024974 Off:510-739-4000,
Re/max Accord,
Yolanda Zhang DRE #02108593 408-707-5862,
Keller Williams Thrive
Bought with:
OUT OF AREA, DRE #00000000
Out Of Area
Source: Bay East AOR,MLS#: 41126216
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 4
- Full bathrooms: 3
- Partial bathrooms: 1
Kitchen
- Features: Counter - Solid Surface, Kitchen Island
Heating
- Forced Air
Cooling
- Ceiling Fan(s), Central Air
Appliances
- Included: Gas Water Heater
- Laundry: Other
Features
- Counter - Solid Surface
- Flooring: Hardwood, Tile
- Has fireplace: No
- Fireplace features: None
Interior area
- Total structure area: 1,551
- Total interior livable area: 1,551 sqft
Property
Parking
- Total spaces: 2
- Parking features: Attached
- Garage spaces: 2
Features
- Levels: Three Or More
- Stories: 3
- Pool features: None
Lot
- Size: 1,306 sqft
- Features: Other, No Yard
Details
- Parcel number: 84C107121
- Special conditions: Standard
Construction
Type & style
- Home type: Townhouse
- Architectural style: Mediterranean
- Property subtype: Residential, Townhouse
Materials
- Stucco
- Roof: Composition
Condition
- Existing
- New construction: No
- Year built: 2009
Utilities & green energy
- Electric: No Solar
- Water: Public
Community & neighborhood
Security
- Security features: Carbon Monoxide Detector(s), Smoke Detector(s)
Location
- Region: Castro Valley
- Subdivision: Not Listed
HOA & financial
HOA
- Has HOA: Yes
- HOA fee: $344 monthly
- Amenities included: Greenbelt
- Services included: Common Area Maint, Management Fee
- Association name: NOT LISTED
- Association phone: 925-355-2100
Other
Other facts
- Listing agreement: Excl Right
- Price range: $870K - $870K
- Listing terms: Cash,Conventional
Price history
| Date | Event | Price |
|---|---|---|
| 4/20/2026 | Sold | $870,000-3.2%$561/sqft |
Source:  Bay East AOR #41126216 Report a problem | ||
| 3/27/2026 | Pending sale | $899,000$580/sqft |
Source: Bay East AOR #41126216 Report a problem | ||
| 3/6/2026 | Listed for sale | $899,000-4.4%$580/sqft |
Source: Bay East AOR #41126216 Report a problem | ||
| 4/18/2022 | Sold | $940,000+10.8%$606/sqft |
Source: CCAR #40982770 Report a problem | ||
| 3/8/2022 | Pending sale | $848,000$547/sqft |
Source:  bridgeMLS/CCAR/Bay East AOR #40982770 Report a problem | ||
| 2/26/2022 | Listed for sale | $848,000+28.5%$547/sqft |
Source: bridgeMLS/CCAR/Bay East AOR #40982770 Report a problem | ||
| 7/28/2017 | Sold | $660,000+5.6%$426/sqft |
Source: Bay East AOR #40786745 Report a problem | ||
| 6/30/2017 | Pending sale | $625,000$403/sqft |
Source: Alain Pinel Realtors #40786745 Report a problem | ||
| 6/23/2017 | Listed for sale | $625,000+62.3%$403/sqft |
Source: Alain Pinel Realtors #40786745 Report a problem | ||
| 12/9/2009 | Sold | $385,000$248/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | -- | $997,527 +2% |
| 2024 | $12,366 +1.5% | $977,975 +2% |
| 2023 | $12,177 +33.8% | $958,800 +35.5% |
| 2022 | $9,102 +2.6% | $707,644 +2% |
| 2021 | $8,869 +2.3% | $693,771 +1% |
| 2020 | $8,666 -1.8% | $686,663 +2% |
| 2019 | $8,825 +54.2% | $673,200 +2% |
| 2018 | $5,722 | $660,000 +54.1% |
| 2017 | $5,722 +5.1% | $428,188 +2% |
| 2016 | $5,444 +8.5% | $419,795 +1.5% |
| 2015 | $5,018 | $413,493 +2% |
| 2014 | $5,018 | $405,397 +6.7% |
| 2013 | -- | $380,000 +2.7% |
| 2012 | -- | $370,000 -2.6% |
| 2011 | -- | $380,000 -1.3% |
| 2010 | -- | $385,000 +44% |
| 2009 | -- | $267,382 |
Find assessor info on the county website
Neighborhood: 94546
Nearby schools
GreatSchools rating
- 9/10Marshall Elementary SchoolGrades: K-5Distance: 0.2 mi
- 10/10Creekside Middle SchoolGrades: 6-8Distance: 0.5 mi
- 9/10Castro Valley High SchoolGrades: 9-12Distance: 0.7 mi
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Estimated market value
$883,100
Get a cash offer in 3 minutes
Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
Estimated market value
$883,100
- California
- Alameda County
- Castro Valley
- 94546
- 3937 Forest Cir
Nearby cities
Nearby zip codes
Other Castro Valley Topics
