Google street view image for 1966 Hartnell St, Union City, CA 94587

Off market

$1,248,356

•

2 ba

•

1,692

sq ft

1966 Hartnell St, Union City, CA 94587

About this home

1966 Hartnell St is a 1,692 square foot house on a 6,300 square foot lot with 4 bedrooms and 2 bathrooms. Based on Redfin's Union City data, we estimate the home's value is $1,248,356.

Single-familyProperty Type

1960Year Built

6,300 sq ftLot Size

$738Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,248,356

$26K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 7.5% higher than the average sale price ($1.16M) of 5 comparable homes.

SOLD AUG 3, 2026
$840,000
A
4 beds2 baths1,824 sq ft
33721 12th St, Union City, CA 94587
Talent Real Estate, GUIDE Real Estate
SOLD SEP 2, 2026
$1,490,000
B
4 beds2 baths1,550 sq ft
2809 Dowe Ave, Union City, CA 94587
SOLD OCT 27, 2026
$1,500,000
C
4 beds2 baths1,888 sq ft
2589 Royal Ann Ct, Union City, CA 94587
SOLD APR 8, 2026
$1,220,000
D
4 beds2 baths1,276 sq ft
2038 Hartnell St, Union City, CA 94587
SOLD SEP 17, 2026
$755,000
E
4 beds2 baths1,450 sq ft
33856 8th St, Union City, CA 94587

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Earn from this home

Sell

$1,181,817

Est. take-home

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Rent

$3,783/mo

Redfin rental estimate

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Market trends in 94587, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.9%

0.2% MoM

Median sale price

$1.2M

$607 MoM

Avg. days on market

28d

4 days MoM

Recently sold homes

2 MoM

New listings for sale

NEW 9 HRS AGO
$748,888
3 beds2.5 baths1,367 sq ft
32028 Paloma Ct, Union City, CA 94587
OPEN SAT, 1PM TO 4PM
$749,000
3 beds1.5 baths1,214 sq ft
4130 Asimuth Cir, Union City, CA 94587
COMING SOON
$1,398,000
3 beds2 baths1,374 sq ft
32539 Karen Ct, Union City, CA 94587
OPEN SAT, 2PM TO 4PM
$1,399,000
3 beds2.5 baths1,913 sq ft
2915 Meridien Cir, Union City, CA 94587
OPEN SAT, 1PM TO 4PM
$575,000
2 beds1 bath875 sq ft
4424 Alamo St, Union City, CA 94587
$1,499,000
4 beds2 baths1,763 sq ft
585 Jonathan Way, Union City, CA 94587
OPEN SAT, 1:30PM TO 4:30PM
$1,498,888
3 beds2.5 baths1,683 sq ft
32810 Palmdale Ct, Union City, CA 94587
REDFIN OPEN SAT, 1PM TO 4PM
$1,075,000
4 beds2 baths1,888 sq ft
2458 Andover Dr, Union City, CA 94587
OPEN SAT, 1PM TO 4PM
$1,398,000
5 beds3 baths2,190 sq ft
3253 Santa Isabella Ct, Union City, CA 94587
OPEN SAT, 1PM TO 4PM
$1,425,000
5 beds2 baths2,613 sq ft
31262 San Andreas Dr, Union City, CA 94587
See all

Provided by Redfin

Sale history for 1966 Hartnell St

As the MLS and public records start to fill up, we'll list the details here.

Year

Property tax

Land + Additions

Assessment*

2025

$1,797 (−26.4%)

$17,005 + $59,769

$76,774

2024

$2,441 (+6.6%)

$16,672 + $58,597

$75,269

2023

$2,291 (+3.7%)

$16,345 + $57,448

$73,793

2022

$2,210 (+2.4%)

$15,710 + $55,218

$70,928

2021

$2,158 (−0.5%)

$15,710 + $55,218

$70,928

2020

$2,170 (+0.2%)

$15,402 + $54,135

$69,537

2019

$2,164 (+2.8%)

$15,244 + $53,580

$68,824

2018

$2,106 (+2.7%)

$14,945 + $52,530

$67,475

2017

$2,051 (+3.6%)

$14,365 + $50,490

$64,855

2016

$1,979 (+2.5%)

$14,365 + $50,490

$64,855

2015

$1,930 (+4.0%)

$14,083 + $49,500

$63,583

2014

$1,856 (+2.3%)

$13,600 + $47,802

$61,402

2013

$1,815 (+6.3%)

$13,600 + $47,802

$61,402

2012

$1,707 (+2.2%)

$13,539 + $47,586

$61,125

2011

$1,671 (+2.3%)

$13,273 + $46,653

$59,926

2010

$1,633 (+1.7%)

$13,013 + $45,738

$58,751

2009

$1,606 (+3.7%)

$12,916 + $45,396

$58,312

2008

$1,549

$12,946 + $45,504

$58,450

Tax history for 1966 Hartnell St

Year

Property tax

Land + Additions

Assessment*

2025

$1,797 (−26.4%)

$17,005 + $59,769

$76,774

2024

$2,441 (+6.6%)

$16,672 + $58,597

$75,269

2023

$2,291 (+3.7%)

$16,345 + $57,448

$73,793

2022

$2,210 (+2.4%)

$15,710 + $55,218

$70,928

2021

$2,158 (−0.5%)

$15,710 + $55,218

$70,928

2020

$2,170 (+0.2%)

$15,402 + $54,135

$69,537

2019

$2,164 (+2.8%)

$15,244 + $53,580

$68,824

2018

$2,106 (+2.7%)

$14,945 + $52,530

$67,475

2017

$2,051 (+3.6%)

$14,365 + $50,490

$64,855

2016

$1,979 (+2.5%)

$14,365 + $50,490

$64,855

2015

$1,930 (+4.0%)

$14,083 + $49,500

$63,583

2014

$1,856 (+2.3%)

$13,600 + $47,802

$61,402

2013

$1,815 (+6.3%)

$13,600 + $47,802

$61,402

2012

$1,707 (+2.2%)

$13,539 + $47,586

$61,125

2011

$1,671 (+2.3%)

$13,273 + $46,653

$59,926

2010

$1,633 (+1.7%)

$13,013 + $45,738

$58,751

2009

$1,606 (+3.7%)

$12,916 + $45,396

$58,312

2008

$1,549

$12,946 + $45,504

$58,450

*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

Room Information
# of Rooms: 8

Exterior

Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Average

Property Information
Living Sq. Ft: 1,692
Building Sq. Ft: 1,692
# of Units: 1
# of Stories: 1

Lot Information
# of Buildings: 1
Land Sq. Ft: 6,300
Legal Lot Number: 5
Legal Block Number: C
Municipality Name: UNION CITY INCORP
Acres: 0.1446
County Use Description: SINGLE FAMILY RESIDENTIAL HOME

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,692
Stories: 1.0
Lot Size: 6,300 square feet
Style: Single Family Residential
Year Built: 1960
Year Renovated: 1962
County: Alameda County
APN: 486 005401400

Home facts updated by county records on Sep 16, 2026

Around this home

Schools

K - 12
Preschool & daycare

Searles Elementary School

Public K-5 • Assigned • 0.2mi

5/10

Cesar Chavez Middle School

Public 6-8 • Assigned • 1.1mi

4/10

James Logan High School

Public 9-12 • Assigned • 0.2mi

8/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Union City's housing market remains competitive, with homes averaging 3 offers and selling in 25 days. The median sale price is $1.2M, up 2.7% year over year, while price per sq ft declined 8.1%. Buyers may find negotiation opportunities, while...
6 days ago • Union City
Annu Lakhat
Redfin Premier agent
63 deals
Was this helpful?
Union City’s housing market remains competitive, with median sale prices around $1.2 million. Buyers may find negotiating opportunities as inventory grows, while sellers should price strategically and present their homes well to attract strong offers
3 weeks ago • Union City
Gagan Singh
Redfin Premier agent
659 deals
Was this helpful?
Union City's fall market offers balanced buyer opportunities. Median prices sit near $1.3M with homes averaging 24 days on market. While turnkey homes move fast with multiple offers, you'll find breathing room to negotiate on older properties. Bring...
1 month ago • Union City
Johnny Singh
Redfin Premier agent
139 deals
Was this helpful?

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

3/10 Fire Factor

0.15% chance of being in a wildfire in next 30 years

4/10 Heat Factor

7 days above 90° expected this year, 14 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

8/10 Air Factor

13 unhealthy days expected this year, 16 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°

62°

72°

55°

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

$1.19M – $1.44M

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Home values near 1966 Hartnell St

Data from public records.

Address	Redfin Estimate
2072 Hartnell Street, Union City, CA 3 Beds \| 2 Baths \| 1772 Sq. Ft.	$1,042,885
1936 Hartnell Street, Union City, CA 3 Beds \| 2 Baths \| 1401 Sq. Ft.	$1,318,804
1903 Hartnell Street, Union City, CA 4 Beds \| 2 Baths \| 1544 Sq. Ft.	$1,301,564
1925 Hartnell Street, Union City, CA 3 Beds \| 2 Baths \| 1382 Sq. Ft.	$1,047,113
1870 Hartnell Street, Union City, CA 4 Beds \| 2 Baths \| 1596 Sq. Ft.	$1,364,117
1938 Baylor Street, Union City, CA 3 Beds \| 2 Baths \| 1401 Sq. Ft.	$1,114,431
1954 Dalton Way, Union City, CA 3 Beds \| 2 Baths \| 1349 Sq. Ft.	$1,178,770

Address	Redfin Estimate
1957 Hartnell Street, Union City, CA 4 Beds \| 2 Baths \| 1544 Sq. Ft.	$1,175,833
1979 Hartnell Street, Union City, CA 2 Beds \| 2 Baths \| 1392 Sq. Ft.	$1,084,712
2004 Hartnell Street, Union City, CA 3 Beds \| 2 Baths \| 1401 Sq. Ft.	$1,223,973
2007 Hartnell Street, Union City, CA 3 Beds \| 2 Baths \| 1382 Sq. Ft.	$1,196,662
1999 Hartnell Street, Union City, CA 2 Beds \| 2 Baths \| 1550 Sq. Ft.	$1,212,270
2015 Baylor Street, Union City, CA 4 Beds \| 2 Baths \| 1816 Sq. Ft.	$1,560,959
1891 Baylor Street, Union City, CA 4 Beds \| 2 Baths \| 1276 Sq. Ft.	$1,170,208

Address	Redfin Estimate
2038 Hartnell Street, Union City, CA 4 Beds \| 2 Baths \| 1276 Sq. Ft.	$1,327,953
1892 Hartnell Street, Union City, CA 3 Beds \| 2 Baths \| 1401 Sq. Ft.	$1,209,493
1906 Hartnell Street, Union City, CA 4 Beds \| 2 Baths \| 1276 Sq. Ft.	$1,248,824
2041 Hartnell Street, Union City, CA 4 Beds \| 2 Baths \| 1544 Sq. Ft.	$1,359,357
1996 Hartnell Street, Union City, CA 3 Beds \| 2 Baths \| 1401 Sq. Ft.	—
1997 Baylor Street, Union City, CA 4 Beds \| 2 Baths \| 1276 Sq. Ft.	$1,096,223
1901 Baylor Street, Union City, CA 5 Beds \| 3 Baths \| 1936 Sq. Ft.	$1,385,713

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 94587, CA

Sale history for 1966 Hartnell St

Tax history for 1966 Hartnell St

Zoning

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94587

Home values near 1966 Hartnell St

More real estate resources