3251 Santa Rosa Way is a 1,530 square foot house on a 5,500 square foot lot with 4 bedrooms and 2 bathrooms. Based on Redfin's Union City data, we estimate the home's value is $1,258,128.
Single-familyProperty Type
1971Year Built
5,500 sq ftLot Size
$822Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,258,128
$7,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 8% lower than the average sale price ($1.37M) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$4,042 (−12.1%)
$161,441 + $89,611
$251,052
2024
$4,598 (+4.5%)
$158,276 + $87,854
$246,130
2023
$4,401 (+2.4%)
$155,173 + $86,131
$241,304
2022
$4,297 (+2.3%)
$149,147 + $82,787
$231,934
2021
$4,201 (+1.1%)
$149,147 + $82,787
$231,934
2020
$4,157 (−0.5%)
$146,223 + $81,164
$227,387
2019
$4,179 (+2.5%)
$144,724 + $80,332
$225,056
2018
$4,078 (+2.5%)
$141,887 + $78,757
$220,644
2017
$3,979 (+3.7%)
$136,378 + $75,699
$212,077
2016
$3,838 (+2.1%)
$136,378 + $75,699
$212,077
2015
$3,759 (+3.9%)
$133,704 + $74,215
$207,919
2014
$3,618 (+1.1%)
$129,116 + $71,668
$200,784
2013
$3,579 (+4.8%)
$129,116 + $71,668
$200,784
2012
$3,416 (+2.3%)
$128,534 + $71,345
$199,879
2011
$3,339 (+2.3%)
$126,014 + $69,946
$195,960
2010
$3,263 (+0.2%)
$123,544 + $68,575
$192,119
2009
$3,255 (+2.6%)
$122,621 + $68,063
$190,684
2008
$3,171
$122,913 + $68,225
$191,138
Tax history for 3251 Santa Rosa Way
Year
Property tax
Land + Additions
Assessment*
2025
$4,042 (−12.1%)
$161,441 + $89,611
$251,052
2024
$4,598 (+4.5%)
$158,276 + $87,854
$246,130
2023
$4,401 (+2.4%)
$155,173 + $86,131
$241,304
2022
$4,297 (+2.3%)
$149,147 + $82,787
$231,934
2021
$4,201 (+1.1%)
$149,147 + $82,787
$231,934
2020
$4,157 (−0.5%)
$146,223 + $81,164
$227,387
2019
$4,179 (+2.5%)
$144,724 + $80,332
$225,056
2018
$4,078 (+2.5%)
$141,887 + $78,757
$220,644
2017
$3,979 (+3.7%)
$136,378 + $75,699
$212,077
2016
$3,838 (+2.1%)
$136,378 + $75,699
$212,077
2015
$3,759 (+3.9%)
$133,704 + $74,215
$207,919
2014
$3,618 (+1.1%)
$129,116 + $71,668
$200,784
2013
$3,579 (+4.8%)
$129,116 + $71,668
$200,784
2012
$3,416 (+2.3%)
$128,534 + $71,345
$199,879
2011
$3,339 (+2.3%)
$126,014 + $69,946
$195,960
2010
$3,263 (+0.2%)
$123,544 + $68,575
$192,119
2009
$3,255 (+2.6%)
$122,621 + $68,063
$190,684
2008
$3,171
$122,913 + $68,225
$191,138
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
RS 6000
Single-Family Residential District
The purpose of this chapter is to define allowable uses and provide property development standards for the RS zoning districts to further the public health, safety and general welfare in a manner consistent with the City’s General Plan.
Permitted uses
Include but are not limited to:
Agriculture
Greenhouse / nursery
Automotive repair garage
Housing-Single unit
Housing-Student
Housing-Mobile home park
Property details
Interior
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Rectangular Design
Construction Type: Wood
Building Construction Quality: Average
Exterior Wall: Wood Siding
Building Type: Detached
Property Information
Subdivision Name: 3111 CASA VERDE UN 5
Living Sq. Ft: 1,530
Building Sq. Ft: 1,530
# of Units: 1
# of Stories: 1
Legal Description: TRACT 3111 LOT 61
Parking & Garage Information
# of Parking Spaces: 2
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,500
Legal Lot Number: 61
Municipality Name: UNION CITY INCORP
Acres: 0.1263
Depth Footage: 100
Front Footage: 55
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,530
Stories: 1.0
Lot Size: 5,500 square feet
Style: Single Family Residential
Year Built: 1971
Year Renovated: 1971
County: Alameda County
APN: 483 004805600
Home facts updated by county records on Sep 16, 2026
Around this home
Schools
Alvarado Elementary School
Public K-5 • Assigned • 0.5mi
7/10
Itliong-Vera Cruz Middle School
Public 6-8 • Assigned • 0.5mi
6/10
James Logan High School
Public 9-12 • Assigned • 2.2mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
4/10 Flood Factor
Estimated 11-17% chance of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
4/10 Heat Factor
7 days above 89° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
12 unhealthy days expected this year, 12 days in 30 years
Provided by First Street
Historical weather
Union City, CA • 94587
Average low and high temperatures (°F)
62
43
63
47
70
50
68
51
71
54
73
56
74
59
78
59
78
60
75
56
65
48
60
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.2 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.2 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.20M – $1.45M
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