your Next Smart Move Starts Here — Live in One, Rent the Rest! this is a premium investment property Welcome to 100 21st Street, Richmond — a rare and exceptional fourplex opportunity that checks every box for savvy investors and smart owner-occupants alike! Whether you're looking to build long-term wealth, offset your mortgage with rental income, or lock in your first income-producing asset, this property delivers incredible upside in one of the Bay Area's most dynamic and rapidly appreciating markets. Featuring [4 units 2 bed/1 bath each], this well-maintained property offers four enclosed garage parking and is perfectly positioned in a commuter-friendly Richmond location with easy access to BART, I-80, the Richmond-SF Ferry, and major employment corridors throughout the East Bay. Why Investors Love It: • Strong rental demand in Richmond's growing rental market • Multiple income streams — 4 units means 4 opportunities to cash flow • Excellent cap rate potential with value-add upside • [Mention any recent upgrades, newer roof, updated systems, etc.] ?? Why Owner-Occupants Love It: • Live in one unit — let your tenants help pay your mortgage • Build equity and generate monthly income simultaneously • A smart entry point into real estate ownership without sacrificing lifestyle ?? Prime Richmond Location: Steps from parks, local dining, shopping, and just minutes to Richmond BART — connecting you to San Francisco, Oakland, and the entire Bay Area with ease. Richmond's continued revitalization and waterfront development make this the kind of investment that gets better with time.
For sale
$930,000
100 S 21st St, Richmond, CA 94804
6beds
3baths
3,288sqft
Quadruplex
Built in 1963
-- sqft lot
$911,400 Zestimate®
$283/sqft
$-- HOA
What's special
- 129 days
- 174
- 5
Zillow last checked:
Listing updated:
Listed by:
Frank Grimsley DRE #02134357 510-708-3916,
Keller Williams Realty
Source: CCAR,MLS#: 41133115
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 6
- Bathrooms: 3
Heating
- Natural Gas
Cooling
- No Air Conditioning
Features
- Flooring: See Remarks
Interior area
- Total structure area: 3,288
- Total interior livable area: 3,288 sqft
Property
Parking
- Parking features: Garage
- Has garage: Yes
Lot
- Size: 4,100 Square Feet
- Features: Corner Lot, Front Yard
Details
- Parcel number: 5440610060
- Special conditions: Offer As Is
- Other equipment: None
Construction
Type & style
- Home type: MultiFamily
- Property subtype: Quadruplex
- Attached to another structure: Yes
Materials
- Stucco
- Roof: Other
Condition
- Year built: 1963
Utilities & green energy
- Sewer: Public Sewer
- Water: Water District
Community & HOA
Community
- Features: None
- Subdivision: Walls Harbor Ctr
HOA
- Has HOA: No
Location
- Region: Richmond
Financial & listing details
- Price per square foot: $283/sqft
- Tax assessed value: $84,944
- Date on market: 4/30/2026
- Total actual rent: 2300
Estimated market value
$911,400
$866,000 - $957,000
$3,076/mo
Price history
| Date | Event | Price |
|---|---|---|
| 5/11/2026 | Listed for sale | $930,000$283/sqft |
Source: | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2026 | -- | $84,944 +2% |
| 2025 | $5,996 +0.5% | $83,279 +2% |
| 2024 | $5,968 +4.8% | $81,647 +2% |
| 2023 | $5,694 -0.1% | $80,047 +2% |
| 2022 | $5,700 +9.1% | $78,479 +2% |
| 2021 | $5,225 -14.1% | $76,941 +1% |
| 2020 | $6,081 +25.6% | $76,153 +2% |
| 2019 | $4,840 -16.8% | $74,661 +2% |
| 2018 | $5,815 +31% | $73,198 +2% |
| 2017 | $4,439 +4% | $71,763 +2% |
| 2016 | $4,267 +3.5% | $70,357 +1.5% |
| 2015 | $4,122 +1.5% | $69,301 +2% |
| 2014 | $4,063 | $67,944 +0.5% |
| 2013 | -- | $67,638 +2% |
| 2012 | -- | $66,313 +2% |
| 2011 | -- | $65,014 +0.8% |
| 2010 | -- | $64,529 -0.2% |
| 2009 | -- | $64,683 +2% |
| 2008 | -- | $63,416 +2% |
| 2007 | -- | $62,174 +2% |
| 2006 | -- | $60,956 +2% |
| 2005 | -- | $59,762 +2% |
| 2004 | -- | $58,592 +1.9% |
| 2003 | -- | $57,519 +2% |
| 2002 | -- | $56,393 +2% |
| 2001 | -- | $55,288 |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
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Neighborhood: Coronado
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