Alameda County  »  94587  »  Horner St  »  31205 Horner St

Summerhill Place - 3900 Horner Street, Union City, CA 94587 - Property report

Also known as: 3900 Horner St

Property image for Summerhill Place - 3900 Horner Street, Union City, CA 94587
static Mapbox map

Property type

Multiple Residential Building of 5 or More Units (7700)

Acreage

25.4

Sale price

$15,000,000

General Information

Address
Primary address
3900 Horner St
Union City, CA 94587
Alternate address(es)
31237 Horner St
3900 Horner St
Zip code
94587
County
Alameda
Parcel ID
483-99-3

Owner

Find out who owns Summerhill Place - 3900 Horner Street, Union City, CA 94587. Uncover corporate and individual owners with a free account.

Sales
Sale date
09/01/2023
Sale price
$15,000,000
Arm's length
Tax
Tax year
2026-2027
Property tax
$196,952
Building
Property type
Multiple Residential Building of 5 or More Units
Building sq. ft.
44,800
Stories
20
Building material
Wood/wood and steel frames
Last altered
1986
Rooms
208
Elevator
Lot
Acreage
25.4
Lot sq. ft.
1,106,424
Parking
Zoning & use
Zoning
Qualified opportunity zone
Units
60

Area overview

Walk score
84 /100.  Very Walkable
Transit score
0 /100.  Minimal Transit
Bike score
66 /100.  Bikeable
School district
NEW HAVEN SCH
Ownership

Ownership information for Summerhill Place - 3900 Horner Street, Union City, CA

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for Summerhill Place - 3900 Horner Street, Union City, CA 94587

Sale date Sale price Buyer name Seller name
09/01/2023 $15,000,000 XXXXXXXXXX XXXXX XXXXXXXXXX XXX XXXXX XXXXXX XXX; X X X XXXXXX XXX; XXXX XXXXXX XXX
01/15/1993 $3,860,000 XXXXXXXXXXX, XXXXXXX X XXXXX XXXXX XXXXX

*Most recent sales on record for this property.

More about Alameda County property records.

Title documents

Date Type Amount Party 1 Party 2
09/20/2023 Reconveyance XXXXXXXXX XXXXX X XXXXX
09/01/2023 Ucc fin stmt(3&+pgs) XXX XXXX XXXXXX XXXXXXX XXX XXXXXX XXX
09/01/2023 Assignment (deed of trust) XXX XXXX XXXXXX XXXXXXX XXX XXXXXX XXX
09/01/2023 Grant Deed XXXXX XXXXXX XXX XXXXXXXXXX XXXXX XXXXXXXXXX XXX
05/12/2023 Grant Deed XXXXXX XXXX X X X XXXXXX XXX
05/10/2023 Grant Deed XXXXXX XXXXXXXXXX XXX XXXXXX XXXX
05/09/2023 Grant Deed XXXXXX XXXX XXXX XXXXXX XXX
05/08/2023 Grant Deed XXXXXX XXXXX XXXXX XXXXXX XXX
05/01/2023 Grant Deed XXXXXX XXXXXXXXXX XXX XXXXXX XXXXX
05/01/2023 Grant Deed XXXXXX XXXXXXXXXX XXX XXXXXX XXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for Summerhill Place - 3900 Horner Street, Union City, CA

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2026-2027
Property tax
$196,952
Recent tax assessments
Market value
$15,605,088
Land value
$4,993,920
Building value
$10,611,168

More about Alameda County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $15,299,700 1.2621 $193,098 +4.13%
2024-2025 $15,003,330 1.236 $185,441 -41.14%
2023-2024 $19,605,630 1.6069 $315,043 +301.99%
2022-2023 $6,309,017 1.2422 $78,371 +2.24%
2021-2022 $6,185,740 1.2392 $76,654 +2.86%
2020-2021 $6,122,543 1.2172 $74,524 -1.32%
2019-2020 $6,002,922 1.2581 $75,523 +2.24%
2018-2019 $5,885,650 1.2551 $73,871 +2.37%
2017-2018 $5,770,687 1.2505 $72,162 +20.16%
2016-2017 $5,657,994 1.0614 $60,054 -12.10%
Permits

Permit information for Summerhill Place - 3900 Horner Street, Union City, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
09/18/2025
05/27/2020
05/27/2020
05/27/2020
05/27/2020

*Most recent permits on record for this property.

Neighborhood

Union City residential market stats

Access a detailed real estate market overview of Union City so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Union City and compare it to other neighborhoods in Alameda.

Median sale price

$1,111,000

-11.1% Y-o-Y

Median price/sq. ft.

$758

0.4% Y-o-Y

Alameda county median sale price

$955,000

-6.4% Y-o-Y

Check out recently sold homes in Union City and see how their prices compare.

Demographics by ZIP code

Total population
67,464
Median age
43
Average household income
$177,461
Family households
77.9%
People per household (average)
3.13
Occupied housing units
21,240
Owner-occupied units
64.7%
Median year structure built
1980
Median value mortgaged units
$1,168,000
Median value unmortgaged units
$939,700

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones
X
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for Summerhill Place - 3900 Horner Street, Union City, CA 94587 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Neighbors for Summerhill Place - 3900 Horner Street, Union City, CA

4581 Delores Dr, Union City 4560 Delores Dr, Union City 4556 Delores Dr, Union City 4561 Delores Dr, Union City 4544 Laura Way, Union City 4544 Delores Dr, Union City 4504 Laura Way, Union City 32419 Lois Way, Union City 4585 Delores Dr, Union City 4572 Delores Dr, Union City 4557 Delores Dr, Union City 31208 Kimberly CT, Union City 4573 Delores Dr, Union City 4582 Carmen Way, Union City 32444 Lois Way, Union City 4508 Laura Way, Union City 4554 Carmen Way, Union City 4564 Delores Dr, Union City 4578 Carmen Way, Union City 4565 Delores Dr, Union City

Nearby ZIP codes for Summerhill Place - 3900 Horner Street, Union City, CA

94303, Santa Clara County, CA 94539, Alameda County, CA 94541, Alameda County, CA 94542, Alameda County, CA 94544, Alameda County, CA 94545, Alameda County, CA 94546, Alameda County, CA 94552, Alameda County, CA 94555, Alameda County, CA 94560, Alameda County, CA 94566, Alameda County, CA 94568, Alameda County, CA 94578, Alameda County, CA 94579, Alameda County, CA 94580, Alameda County, CA 94586, Alameda County, CA 95002, Santa Clara County, CA

Frequently asked questions

What is the total square footage of Summerhill Place - 3900 Horner Street, Union City, CA 94587?

Summerhill Place - 3900 Horner Street, Union City, CA 94587 has a total of 44,800 square feet.

When was Summerhill Place - 3900 Horner Street, Union City, CA 94587 last sold and what was the sale price?

Summerhill Place - 3900 Horner Street, Union City, CA 94587 was last sold on 09/01/2023 for $15,000,000.

What is the assessed value of Summerhill Place - 3900 Horner Street, Union City, CA 94587?

Summerhill Place - 3900 Horner Street, Union City, CA 94587 is currently assessed at $15,299,700.

What are the property taxes for Summerhill Place - 3900 Horner Street, Union City, CA 94587?

The property taxes for Summerhill Place - 3900 Horner Street, Union City, CA 94587 total $193,097.

How many residential units does this building have?

This building has 60 residential unit(s).

Disclaimer

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Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

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