Alameda County  »  94587  »  Riviera Dr  »  323 Riviera Dr

323 Riviera Drive, Union City, CA 94587 - Property report

Also known as: 323 Riviera Dr

Property image for 323 Riviera Drive, Union City, CA 94587
static Mapbox map

Property type

Single Family Residential Homes Used as Such (1100)

Year built

1965

Acreage

0.22

Sale price

$1,360,000

General Information

Address
Primary address
323 Riviera Dr
Union City, CA 94587
Zip code
94587
County
Alameda
Parcel ID
87-32-30-1

Owner

Find out who owns 323 Riviera Drive, Union City, CA 94587. Uncover corporate and individual owners with a free account.

Sales
Sale date
01/07/2025
Sale price
$1,360,000
Arm's length
Tax
Tax year
2025-2026
Base tax
$6,272
Current property tax
$6,183
Tax per sq. ft.
$3
Building
Property type
Single Family Residential Homes Used as Such
Building sq. ft.
2,280
Stories
2
Year built
1965
Building material
Wood/wood and steel frames
Last altered
1966
Rooms
9
Elevator
Bedrooms
4
Bathrooms
2
Lot
Acreage
0.22
Zoning & use
Zoning
Single Family Residential (RS 6000)
Units
1

Area overview

Walk score
41 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
29 /100.  Somewhat Bikeable
School district
NEW HAVEN SCH
Ownership

Ownership information for 323 Riviera Drive, Union City, CA

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

Sales history for 323 Riviera Drive, Union City, CA 94587

Sale date Sale price Buyer name Seller name
01/07/2025 $1,360,000 XXX XXXXX; XXX XXXX XXXX XXXXX; XXXX XXX XXXXX XXX
09/04/2009 $385,000 XXXX, XXXXX & XXXX XXXXXX, XXXXXXXX X & XXXXXXXXX X
06/01/2004 $445,000 XXXXXX, XXXXXXXX & XXXXXXXXX X XXX, XXXX X & XXXXXX X

*Most recent sales on record for this property.

More about Alameda County property records.

Title documents

Date Type Amount Party 1 Party 2
01/07/2025 Deed of trust XXX XXXXX XXXX XXXX
01/07/2025 Grant Deed XXXX XXXXX XXX XXXXX
03/19/2021 Deed of trust XXXX XXXXX XXXXXXXX XXXX XXX
09/26/2013 Interspousal Transfer Deed XXXX XXXX XXXX XXXXX
12/13/2012 Deed of Trust XXXX XXXXX XXXXXXXX XXXX
09/04/2009 Deed XXXXXX, XXXXXXXX X & XXXXXXXXX X XXXX, XXXXX & XXXX
02/14/2006 Deed XXXXXX, XXXXXXXX & XXXXXXXXX X XXXXXX, XXXXXXXX & XXXXXXXXX X
06/01/2004 Deed XXX, XXXX X & XXXXXX X XXXXXX, XXXXXXXX & XXXXXXXXX X
12/05/1997 Deed XXXXXXX XXXX XXXX XXX XXXX XXX, XXXX X & XXXXXX X
08/07/1997 Deed XXXXX XXXXXXXXXX XXXXXXXX XXXX XXXXXXX XXXX XXXX XXX XXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 323 Riviera Drive, Union City, CA

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

Current property tax
Tax year
2025-2026
Base tax
$6,272
Current property tax
$6,183
Tax per sq. ft.
$3
Recent tax assessments
Market value
$496,930
Land value
$149,079
Building value
$347,851

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 $496,930 1.2621 $6,272 +4.15%
2024-2025 $487,190 1.236 $6,022 -21.54%
2023-2024 $477,638 1.6069 $7,675 +31.95%
2022-2023 $468,274 1.2422 $5,817 +2.25%
2021-2022 $459,096 1.2392 $5,689 +2.86%
2020-2021 $454,391 1.2172 $5,531 -1.32%
2019-2020 $445,483 1.2581 $5,605 +2.24%
2018-2019 $436,751 1.2551 $5,482 +2.38%
2017-2018 $428,188 1.2505 $5,354 +19.27%
2016-2017 $419,795 1.0694 $4,489 -11.44%
Permits

Permit information for 323 Riviera Drive, Union City, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
08/01/2019
03/03/2017
11/05/2013
10/21/2013
09/30/2013

*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 323 Riviera Drive, 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)
Guy Jr. Emanuele Elementary School 5 Public K-5 666 1.00
Purple Lotus Buddhist School NR Private K-12 25 1.29
Niles Elementary School 7 Public TK-5 546 1.45
Niles Elementary School 7 Public TK-5 546 1.45
New Haven Adult NR Public 0 1.45
Searles Elementary School 5 Public K-5 702 1.49
Connecting Waters Charter - East Bay 7 Charter K-12 494 1.53
Our Lady Of The Rosary NR Private K-8 129 1.56
Decoto School For Independent Study 4 Public K-12 295 1.69
Mission Hills Middle School NR Private K-8 459 1.71
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Purple Lotus Buddhist School NR Private K-12 25 1.29
New Haven Adult NR Public 0 1.45
Connecting Waters Charter - East Bay 7 Charter K-12 494 1.53
Our Lady Of The Rosary NR Private K-8 129 1.56
Decoto School For Independent Study 4 Public K-12 295 1.69
Mission Hills Middle School NR Private K-8 459 1.71
Spectrum Center-Mission Valley Campus NR Private K-12 0 1.71
Northstar School NR Private K-8 126 1.74
Centerville Middle School 6 Public 6-8 946 2.53
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Purple Lotus Buddhist School NR Private K-12 25 1.29
James Logan high school 7 Public 9-12 3,315 1.45
New Haven Adult NR Public 0 1.45
Connecting Waters Charter - East Bay 7 Charter K-12 494 1.53
Decoto School For Independent Study 4 Public K-12 295 1.69
Spectrum Center-Mission Valley Campus NR Private K-12 0 1.71
Union City Christian School NR Private K-12 71 1.86
American High School 9 Public 9-12 2,501 2.11
Core Learning Academy At Conley-Caraballo High 2 Public 9-12 124 2.13
Alternative Learning Academy At Conley-Caraballo High 1 Public 9-12 21 2.13

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

Neighbors for 323 Riviera Drive, Union City, CA

217 Appian Way, Union City 185 Appian Way, Union City 34300 Zwissig Way, Union City 319 Riviera Dr, Union City 257 Riviera Dr, Union City 331 Riviera Dr, Union City 1895 Serpentine Dr, Union City 289 Riviera Dr, Union City 137 Appian Way, Union City 219 Appian Way, Union City 34734 Alvarado Niles Rd, Union City 355 Riviera Dr, Union City 281 Riviera Dr, Union City 327 Riviera Dr, Union City 351 Riviera Dr, Union City 312 Riviera Dr, Union City 309 Monte Carlo Ave, Union City 225 Appian Way, Union City 301 Monte Carlo Ave, Union City 149 Appian Way, Union City

Nearby ZIP codes for 323 Riviera Drive, 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 323 Riviera Drive, Union City, CA 94587?

The development at 323 Riviera Drive, Union City, CA 94587 was built in 1965.

What is the total square footage of 323 Riviera Drive, Union City, CA 94587?

323 Riviera Drive, Union City, CA 94587 has a total of 2,280 square feet.

When was 323 Riviera Drive, Union City, CA 94587 last sold and what was the sale price?

323 Riviera Drive, Union City, CA 94587 was last sold on 01/07/2025 for $1,360,000.

What is the assessed value of 323 Riviera Drive, Union City, CA 94587?

323 Riviera Drive, Union City, CA 94587 is currently assessed at $496,930.

What are the property taxes for 323 Riviera Drive, Union City, CA 94587?

The property taxes for 323 Riviera Drive, Union City, CA 94587 total $6,271.

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