Active

$499,800

284 S 4th Street, Rio Vista, CA 94571

3beds

1,298sqft

$3,435/mo

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Single Family Residence

Built in 1880

4,791 Square Feet Lot

$488,700 Zestimate^®

$385/sqft

$-- HOA

What's special

Welcome to 284 S 4th! Discover the versatility and potential of this spacious property featuring three bedrooms and two bathrooms in the main home plus a separate ADU with two bedrooms and one and a half bathrooms. Whether you're looking for a multigenerational living arrangement, additional space for guests, or an opportunity for rental income, this property offers flexibility to fit a variety of lifestyles. With a total of 5 bedrooms and 3.5 bathrooms across the main residence and ADU, 284 S 4th presents a unique opportunity to maximize both space and functionality. Enjoy the benefits of having additional living quarters while maintaining separation and privacy between the two residences. Don't miss the opportunity to make this versatile property your own!

17 days
503
27

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 3
Bathrooms: 2
Full bathrooms: 2
Partial bathrooms: 1

Rooms

Room types: Dining Room, Kitchen, Laundry, Living Room, Master Bathroom, Master Bedroom

Primary bedroom

Level: Upper

Bedroom

Level: Main,Upper

Primary bathroom

Features: Tub w/Shower Over

Bathroom

Features: Tub w/Shower Over
Level: Main,Upper

Dining room

Features: Formal Room
Level: Main

Kitchen

Level: Main

Living room

Level: Main

Heating

Central

Cooling

Ceiling Fan(s), Central Air

Appliances

Included: Free-Standing Electric Oven, Microwave
Laundry: Cabinets, Inside Room

Features

Flooring: Carpet, Linoleum, Tile
Windows: Dual Pane Full
Basement: None
Number of fireplaces: 1
Fireplace features: Insert

Interior area

Total structure area: 1,298
Total interior livable area: 1,298 sqft

Property

Parking

Total spaces: 1
Parking features: Alley Access
Uncovered spaces: 1

Features

Levels: Two
Stories: 2
Patio & porch: Patio, Front Porch
Fencing: Wood

Lot

Size: 4,791 Square Feet
Features: Landscape Front

Details

Additional structures: Shed(s), ADU Bedrooms: 2, ADU Full Bathrooms: 1, ADU Half Bathrooms: 1, ADU Type: ADU Detached
Parcel number: 0049172050
Special conditions: Offer As Is,Trust

Construction

Type & style

Home type: SingleFamily
Architectural style: Victorian
Property subtype: Single Family Residence

Materials

Wood
Roof: Composition

Condition

Year built: 1880

Utilities & green energy

Sewer: Public Sewer
Water: Public
Utilities for property: Electricity Connected, Sewer Connected

Community & HOA

Community

Security: Carbon Monoxide Detector(s), Smoke Detector(s)

HOA

Has HOA: No

Location

Region: Rio Vista

Financial & listing details

Price per square foot: $385/sqft
Tax assessed value: $252,852
Date on market: 9/11/2026
Electric utility on property: Yes

Estimated market value

$488,700

$464,000 - $513,000

$2,558/mo

Price history

Date	Event	Price
9/11/2026	Listed for sale	$499,800$385/sqft
Source: BAREIS #326077950 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2026	--	$252,852 +2%
2025	$2,664 +0.8%	$247,895 +2%
2024	$2,643 +0.4%	$243,036 +2%
2023	$2,633 +1.7%	$238,271 +2%
2022	$2,589 +2.7%	$233,600 +2%
2021	$2,520 +4.4%	$229,020 +1%
2020	$2,414 +3.9%	$226,672 +2%
2019	$2,323 -2.4%	$222,228 +2%
2018	$2,379 +5.5%	$217,872 +2%
2017	$2,256 +2.3%	$213,601 +2%
2016	$2,205 +0.3%	$209,413 +1.7%
2015	$2,199 +0.4%	$206,000 +2%
2014	$2,191	$202,000 +24.7%
2013	--	$162,000 +19.1%
2012	--	$136,000 +23.6%
2011	--	$110,000 -25.2%
2010	--	$147,000