Alameda County  »  94587  »  Aquarius Cir  »  4106 Aquarius Cir

4106 Aquarius Circle, Union City, CA 94587 - Property report

Also known as: 4106 Aquarius Cir

Property image for 4106 Aquarius Circle, Union City, CA 94587
static Mapbox map

Property type

Townhouse - Planned Development (1500)

Year built

1970

Acreage

0.4

Sale price

$297,000

General Information

Address
Primary address
4106 Aquarius Cir
Union City, CA 94587
Zip code
94587
County
Alameda
Parcel ID
483-73-35

Owner

Find out who owns 4106 Aquarius Circle, Union City, CA 94587. Uncover corporate and individual owners with a free account.

Sales
Sale date
07/01/2004
Sale price
$297,000
Arm's length
Tax
Tax year
2026-2027
Base tax
$3,443
Current property tax
$3,354
Tax per sq. ft.
$3
Building
Property type
Townhouse - Planned Development
Building sq. ft.
1,137
Stories
20
Year built
1970
Building material
Wood/wood and steel frames
Last altered
1971
Rooms
5
Elevator
Bedrooms
3
Bathrooms
10
Lot
Acreage
0.4
Zoning & use
Zoning
Muliti-Family Residential (RM 2500)
Units
1

Area overview

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

Ownership information for 4106 Aquarius Circle, Union City, CA

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

Sales history for 4106 Aquarius Circle, Union City, CA 94587

Sale date Sale price Buyer name Seller name
07/01/2004 $297,000 XXXXXX, XXXX X XXXXX, XXXXXX
07/06/1999 $174,000 XXXXXX, XXXX X XXXXXX, XXXXXXXX X & XXXXXXXX X
09/05/1997 $135,000 XXXXXX, XXXXXXXX X & XXXXXXXX X XXXXXXX, XXXXX X

*Most recent sales on record for this property.

More about Alameda County property records.

Title documents

Date Type Amount Party 1 Party 2
02/10/2026 Reconveyance
Substitution of trustee		 XXXXXX XXXX XXXXX XXX XXXXXXXX XXXXXXXX XXXXX XXXXXXXXX XX
01/29/2026 Deed of trust
Request notice default/delinq		 XXXXX XXXXXXXXXXX XXXXX XXXX XXXX
01/29/2026 Deed of trust
Request notice default/delinq		 XXXXX XXXXXXXXXXX XXXXX XXXX XXXX
08/28/2023 Deed of trust
Assignment of rents		 XXXXXX XXXX XXXXX XXXXXXXXX XXX XXX
05/28/2021 Deed of trust XXXXX XXXXXX XXXX XXXX
07/05/2005 Deed XXXXXX, XXXX X XXXXXX, XXXX X
07/01/2004 Deed XXXXX, XXXXXX XXXXXX, XXXX X
07/06/1999 Deed XXXXXX, XXXXXXXX X & XXXXXXXX X XXXXXX, XXXX X
09/05/1997 Deed XXXXXXX, XXXXX X XXXXXX, XXXXXXXX X & XXXXXXXX X
09/14/1990 Deed XXXX, X.&X. XXXX XXXXXXX, XXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 4106 Aquarius Circle, 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
Base tax
$3,443
Current property tax
$3,354
Tax per sq. ft.
$3
Recent tax assessments
Market value
$272,765
Land value
$81,829
Building value
$190,936

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 $267,418 1.2621 $3,375 +4.15%
2024-2025 $262,175 1.236 $3,240 -21.54%
2023-2024 $257,035 1.6069 $4,130 +31.95%
2022-2023 $251,997 1.2422 $3,130 +2.23%
2021-2022 $247,057 1.2392 $3,062 +2.88%
2020-2021 $244,524 1.2172 $2,976 -1.32%
2019-2020 $239,731 1.2581 $3,016 +2.24%
2018-2019 $235,031 1.2551 $2,950 +2.37%
2017-2018 $230,424 1.2505 $2,881 +3.82%
2016-2017 $225,907 1.2286 $2,775 +1.75%
Permits

Permit information for 4106 Aquarius Circle, Union City, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
06/09/2021
02/15/2017

*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.

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 4106 Aquarius Circle, 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.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Alvarado Elementary School 4 Public K-5 660 0.59
Peace Terrace Academy NR Private PK-8 178 0.89
Peace Terrace Academy NR Private PK-8 178 0.89
Pioneer Elementary School 5 Public K-5 628 1.10
Tom Kitayama Elementary School 6 Public K-5 615 1.20
Ardenwood Elementary School 8 Public TK-5 778 1.34
Ardenwood Elementary School 8 Public TK-5 778 1.34
Delaine Eastin Elementary School 7 Public K-5 650 1.47
Myndflex Inc NR Private 1-6 48 1.57
Genius Kids Inc NR Private K-6 91 1.67
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Itliong-Vera Cruz Middle School 6 Public 6-8 1,102 0.55
Peace Terrace Academy NR Private PK-8 178 0.89
Cesar Chavez Middle School 4 Public 6-8 1,012 1.08
Union City Christian School NR Private K-12 71 1.85
New Haven Adult NR Public 0 2.26
Spectrum Center-Mission Valley Campus NR Private K-12 0 2.56
Connecting Waters Charter - East Bay 7 Charter K-12 494 2.58
Northstar School NR Private K-8 126 2.60
Purple Lotus Buddhist School NR Private K-12 25 2.61
Decoto School For Independent Study 4 Public K-12 295 2.68
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Union City Christian School NR Private K-12 71 1.85
New Haven Adult NR Public 0 2.26
James Logan high school 7 Public 9-12 3,315 2.26
Spectrum Center-Mission Valley Campus NR Private K-12 0 2.56
Connecting Waters Charter - East Bay 7 Charter K-12 494 2.58
Purple Lotus Buddhist School NR Private K-12 25 2.61
Leadership Public Schools - Hayward 7 Charter 9-12 582 2.64
Decoto School For Independent Study 4 Public K-12 295 2.68
Mount Eden High School 5 Public 9-12 1,947 2.74
Alternative Learning Academy At Conley-Caraballo High 1 Public 9-12 21 2.86

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 4106 Aquarius Circle, Union City, CA

4146 Aquarius Cir, Union City 4120 Aquarius Cir, Union City 4151 Aquarius Cir, Union City 4155 Aquarius Cir, Union City 4100 Aquarius Cir, Union City 4150 Aquarius Cir, Union City 4142 Aquarius Cir, Union City 4104 Aquarius Cir, Union City 4148 Aquarius Cir, Union City 4153 Aquarius Cir, Union City 4109 Aquarius Cir, Union City 32025 Alvarado Blvd, Union City 4158 Aquarius Cir, Union City 4156 Aquarius Cir, Union City 4152 Aquarius Cir, Union City 4138 Aquarius Cir, Union City 4122 Aquarius Cir, Union City 4301 Planet Cir, Union City 4138 Dyer St, Union City 4216 Dyer St, Union City

Nearby ZIP codes for 4106 Aquarius Circle, 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 year built for 4106 Aquarius Circle, Union City, CA 94587?

The development at 4106 Aquarius Circle, Union City, CA 94587 was built in 1970.

What is the total square footage of 4106 Aquarius Circle, Union City, CA 94587?

4106 Aquarius Circle, Union City, CA 94587 has a total of 1,137 square feet.

When was 4106 Aquarius Circle, Union City, CA 94587 last sold and what was the sale price?

4106 Aquarius Circle, Union City, CA 94587 was last sold on 07/01/2004 for $297,000.

What is the assessed value of 4106 Aquarius Circle, Union City, CA 94587?

4106 Aquarius Circle, Union City, CA 94587 is currently assessed at $267,418.

What are the property taxes for 4106 Aquarius Circle, Union City, CA 94587?

The property taxes for 4106 Aquarius Circle, Union City, CA 94587 total $3,375.

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