Google street view image for 2103 Hartnell St, Union City, CA 94587

Off market dec 1989 for $310K

—

Est. refi paymentEst. refi $2,100/mo

•

5 ba

•

3,487

sq ft

2103 Hartnell St, Union City, CA 94587

About this home

2103 Hartnell St is a 3,487 square foot multi-family home on a 6,572 square foot lot with 9 bedrooms and 5 bathrooms. - it last sold on December 20, 1989 for $310,000.

Multi-familyProperty Type

1968Year Built

6,572 sq ftLot Size

$89Price/Sq.Ft.

Source:Public Records

Redfin Estimate

Unfortunately, we don't have enough data to generate an accurate Estimate at this time.

Market trends in 94587, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

100.1%

0.3% MoM

Median sale price

$1.2M

$43K MoM

Avg. days on market

25d

4 days MoM

Recently sold homes

15 MoM

New listings for sale

NEW 1 HR AGO
$1,750,000
4 beds2.5 baths2,436 sq ft
32409 Seaside Dr, Union City, CA 94587
NEW 1 HR AGO
$749,999
3 beds1.5 baths1,214 sq ft
4103 Polaris Ave, Union City, CA 94587
OPEN SAT, 1PM TO 4PM
$1,290,888
5 beds2.5 baths1,932 sq ft
375 Monte Carlo Ave, Union City, CA 94587
OPEN SAT, 1PM TO 4PM
$1,398,000
3 beds2.5 baths1,683 sq ft
4413 Holt St, Union City, CA 94587
$729,999
3 beds1.5 baths1,255 sq ft
4208 Apollo Cir, Union City, CA 94587
OPEN SAT, 1:30PM TO 4:30PM
$1,450,000
4 beds2.5 baths1,814 sq ft
4430 Holt St, Union City, CA 94587
OPEN SAT, 2PM TO 4PM
$1,199,000
4 beds2.5 baths1,974 sq ft
372 Monaco Ave, Union City, CA 94587
3D WALKTHROUGH
$950,000
3 beds2 baths1,124 sq ft
31261 Fredi St, Union City, CA 94587
$999,000
3 beds2.5 baths1,560 sq ft
4101 Hanford St, Union City, CA 94587
OPEN SAT, 3PM TO 6PM
$1,475,000
3 beds2 baths1,552 sq ft
32941 Soquel St, Union City, CA 94587
See all

Provided by Redfin

Sale history for 2103 Hartnell St

Year

Property tax

Land + Additions

Assessment*

2025

$12,645 (+3.9%)

$236,977 + $552,946

$789,923

2024

$12,167 (+3.1%)

$232,331 + $542,106

$774,437

2023

$11,802 (+2.2%)

$227,777 + $531,480

$759,257

2022

$11,544 (+1.8%)

$218,934 + $510,846

$729,780

2021

$11,338 (+2.5%)

$218,934 + $510,846

$729,780

2020

$11,058 (−1.0%)

$214,642 + $500,833

$715,475

2019

$11,165 (+2.3%)

$212,443 + $495,700

$708,143

2018

$10,913 (+2.4%)

$208,278 + $485,982

$694,260

2017

$10,660 (+3.7%)

$200,192 + $467,115

$667,307

2016

$10,283 (+1.6%)

$200,192 + $467,115

$667,307

2015

$10,125 (+3.5%)

$196,268 + $457,959

$654,227

2014

$9,778 (+1.1%)

$189,536 + $442,251

$631,787

2013

$9,668 (+3.4%)

$189,536 + $442,251

$631,787

2012

$9,351 (+2.7%)

$188,681 + $440,256

$628,937

2011

$9,104 (+2.6%)

$184,982 + $431,625

$616,607

2010

$8,875 (+56.9%)

$181,355 + $423,162

$604,517

2009

$5,656 (+3.2%)

$180,000 + $420,000

$600,000

2008

$5,481

$97,826 + $228,261

$326,087

Tax history for 2103 Hartnell St

Year

Property tax

Land + Additions

Assessment*

2025

$12,645 (+3.9%)

$236,977 + $552,946

$789,923

2024

$12,167 (+3.1%)

$232,331 + $542,106

$774,437

2023

$11,802 (+2.2%)

$227,777 + $531,480

$759,257

2022

$11,544 (+1.8%)

$218,934 + $510,846

$729,780

2021

$11,338 (+2.5%)

$218,934 + $510,846

$729,780

2020

$11,058 (−1.0%)

$214,642 + $500,833

$715,475

2019

$11,165 (+2.3%)

$212,443 + $495,700

$708,143

2018

$10,913 (+2.4%)

$208,278 + $485,982

$694,260

2017

$10,660 (+3.7%)

$200,192 + $467,115

$667,307

2016

$10,283 (+1.6%)

$200,192 + $467,115

$667,307

2015

$10,125 (+3.5%)

$196,268 + $457,959

$654,227

2014

$9,778 (+1.1%)

$189,536 + $442,251

$631,787

2013

$9,668 (+3.4%)

$189,536 + $442,251

$631,787

2012

$9,351 (+2.7%)

$188,681 + $440,256

$628,937

2011

$9,104 (+2.6%)

$184,982 + $431,625

$616,607

2010

$8,875 (+56.9%)

$181,355 + $423,162

$604,517

2009

$5,656 (+3.2%)

$180,000 + $420,000

$600,000

2008

$5,481

$97,826 + $228,261

$326,087

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Zoning

RM 1500

Multifamily Residential District

The purpose of this chapter is to define allowable uses and provide property development standards for the RM 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-Multiple units
Housing-Student

Property details

Interior

Heating & Cooling
Heating Type: Wall Furnace

Room Information
# of Rooms: 17

Exterior

Exterior Information
Foundation Type: Slab
Construction Type: Wood
Building Construction Quality: Average
Exterior Wall: Wood Siding
Roof Framing Type: Wood

Property Information
Living Sq. Ft: 3,487
Building Sq. Ft: 3,487
# of Units: 4
# of Stories: 2
Legal Description: TRACT 2137 BLK A LOT 9

Parking & Garage Information
# of Parking Spaces: 4
Parking Type: Carport
Garage / Carport Type: Carport

Lot Information
# of Buildings: 1
Land Sq. Ft: 6,572
Legal Lot Number: 9
Legal Block Number: A
Municipality Name: UNION CITY INCORP
Acres: 0.1509
Zoning Code: R6000
County Use Description: FOUR LIVING UNITS; E.G. FOURPL

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 9
Baths: 5.0
Sq. Ft.: 3,487
Stories: 2.0
Lot Size: 6,572 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1968
Year Renovated: 1968
County: Alameda County
APN: 486 005400300

Home facts updated by county records on Sep 16, 2026

Around this home

Schools

Searles Elementary School

Public K-5 • Assigned • 0.3mi

5/10

Cesar Chavez Middle School

Public 6-8 • Assigned • 1.0mi

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 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...
2 weeks ago • Union City
Johnny Singh
Redfin Premier agent
148 deals
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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)

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

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New listings for sale in 94587

NEW 1 HR AGO3D WALKTHROUGH

$1,750,000

4 beds2.5 baths2,436 sq ft

32409 Seaside Dr, Union City, CA 94587

NEW 1 HR AGO

$749,999

3 beds1.5 baths1,214 sq ft

4103 Polaris Ave, Union City, CA 94587

OPEN SAT, 1PM TO 4PM

$1,290,888

5 beds2.5 baths1,932 sq ft

375 Monte Carlo Ave, Union City, CA 94587

OPEN SAT, 1PM TO 4PM

$1,398,000

3 beds2.5 baths1,683 sq ft

4413 Holt St, Union City, CA 94587

$729,999

3 beds1.5 baths1,255 sq ft

4208 Apollo Cir, Union City, CA 94587

OPEN SAT, 1:30PM TO 4:30PM3D WALKTHROUGH

$1,450,000

4 beds2.5 baths1,814 sq ft

4430 Holt St, Union City, CA 94587

OPEN SAT, 2PM TO 4PM

$1,199,000

4 beds2.5 baths1,974 sq ft

372 Monaco Ave, Union City, CA 94587

3D WALKTHROUGH

$950,000

3 beds2 baths1,124 sq ft

31261 Fredi St, Union City, CA 94587

$999,000

3 beds2.5 baths1,560 sq ft

4101 Hanford St, Union City, CA 94587

Home values near 2103 Hartnell St

Data from public records.

Address	Redfin Estimate
2072 Hartnell St, Union City, CA 3 Beds \| 2 Baths \| 1772 Sq. Ft.	$1,114,332
2004 Hartnell St, Union City, CA 3 Beds \| 2 Baths \| 1401 Sq. Ft.	$1,268,577

Address	Redfin Estimate
2105 Hartnell St, Union City, CA 9 Beds \| 5 Baths \| 3495 Sq. Ft.	$1,959,841
2113 Hartnell St, Union City, CA 9 Beds \| 4 Baths \| 3470 Sq. Ft.	$1,413,998

Address	Redfin Estimate
2038 Hartnell St, Union City, CA 4 Beds \| 2 Baths \| 1276 Sq. Ft.	$1,371,655
2075 Hartnell St, Union City, CA 4 Beds \| 2 Baths \| 1550 Sq. Ft.	$1,449,521

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Market trends in 94587, CA

Sale history for 2103 Hartnell St

Tax history for 2103 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 2103 Hartnell St

More real estate resources