Alameda County  »  345 Monaco Ave

345 Monaco Avenue, Union City, CA 94587 Property Information

345 Monaco Avenue, Union City, CA 94587 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Photo & Map Show Hide

345 Monaco Avenue, Union City, CA 94587
static Mapbox map

Address

Primary address 345 Monaco Avenue, Union City
Zip code 94587
County Alameda
Parcel ID 87-32-1

Sales & Tax Overview for 345 Monaco Avenue, Union City

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 03/10/2005
Sale price $395,000
Arm's length
Current property tax $10,114

Lot & Building Information for 345 Monaco Avenue, Union City

Building sqft 2,064
Building class Single Family Residential Homes Used as Such (1100)
Acreage 0.16
Units 1
Year built 1963
Stories 1
Bedrooms 5
Bathrooms 3
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now

Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Single Family Residential (RS 6000)
School district New Haven SCH

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 345 Monaco Avenue, Union City

Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:

  • • Improvements for 345 Monaco Avenue, Union City , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
Unlock all property data with a free account.
Sign up

About 345 Monaco Avenue, Union City

What is the year built & the total sq. ft. for 345 Monaco Avenue, Union City, CA 94587?

345 Monaco Avenue, Union City, CA 94587 was built in 1963 and has a total of 2,064 square feet.

What is the assessed value of 345 Monaco Avenue, Union City, CA 94587 and the property tax paid?

Assessed at $808,391, the tax amount paid for 345 Monaco Avenue, Union City, CA 94587 is $10,202.

When was 345 Monaco Avenue, Union City, CA 94587 last sold?

345 Monaco Avenue, Union City, CA 94587 was last sold in 08/16/2019.

Ownership Information

View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.

Real Estate Reports:
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Past Sales & Property History for 345 Monaco Avenue, Union City

Create a free account to view the complete sales history for 345 Monaco Avenue, Union City, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
03/10/2005 $395,000

Title Documents for 345 Monaco Avenue, Union City

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Maturity Document Doc image
02/17/2022 Deed of trust 03/01/2052
08/16/2019 Quitclaim Deed
08/09/2018 Deed of Trust
Request Notice Default/Delinq
08/01/2038
08/09/2018 Deed of Trust
Request Notice Default/Delinq
08/01/2038
05/10/2017 Reconveyance
Substitution of Trustee
04/21/2017 Deed of Trust 05/01/2047
04/21/2017 Interspousal Transfer Grant Deed
03/10/2005 Deed
Unlock title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 345 Monaco Avenue, Union City

Access detailed property tax data for 345 Monaco Avenue, Union City, CA 94587. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Base tax $10,203
Current property tax $10,114
Market value $808,391

Assessment History for 345 Monaco Avenue, Union City

Here's the assessment & property tax history for 345 Monaco Avenue, Union City, including the evolution of the total tax rate and corresponding property tax.

Year Assessment value Total tax rate Property tax Year over year change
2025-2026 $808,391 1.2621 $10,203 +4.15%
2024-2025 $792,546 1.236 $9,796 -21.54%
2023-2024 $777,008 1.6069 $12,486 +31.95%
2022-2023 $761,777 1.2422 $9,463 +2.25%
2021-2022 $746,841 1.2392 $9,255 +2.86%

Permits for 345 Monaco Avenue, Union City

The complete history of permits filed for 345 Monaco Avenue, Union City, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Data not available for this property.

Union City residential market stats

Median Sale Price
$1,284,000
-7% YoY
Median Price/Sqft
$759
-7.8% YoY
Alameda County Median Sale Price
$965,000
-7.1% YoY

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 County.

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

Risk

Create a free account to unlock extended information for 345 Monaco Avenue, Union City, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)
Fire hazard zone See more on map
Faults and tsunami inundation zone map
Landslides and liquefaction map

Transportation

Access the detailed traffic volume map for 345 Monaco Avenue, Union City to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Guy Jr. Emanuele Elementary School 5 Public K-5 666 0.85
Purple Lotus Buddhist School NR Private K-12 25 1.16
Connecting Waters Charter - East Bay 7 Charter K-12 494 1.39
Searles Elementary School 5 Public K-5 702 1.40
New Haven Adult NR Public 0 1.41

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Purple Lotus Buddhist School NR Private K-12 25 1.16
Connecting Waters Charter - East Bay 7 Charter K-12 494 1.39
New Haven Adult NR Public 0 1.41
Our Lady Of The Rosary NR Private K-8 129 1.41
Decoto School For Independent Study 4 Public K-12 295 1.53

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Purple Lotus Buddhist School NR Private K-12 25 1.16
Connecting Waters Charter - East Bay 7 Charter K-12 494 1.39
New Haven Adult NR Public 0 1.41
James Logan high school 7 Public 9-12 3,315 1.41
Decoto School For Independent Study 4 Public K-12 295 1.53

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 345 Monaco Avenue, Union City

Here are the neighbors for 345 Monaco Avenue, Union City.

Address Square feet Purchase date Purchase price
328 Riviera Dr, Union City 1,430 10/20/2004 $580,000
34151 Zwissig Way, Union City 9,684 03/05/2015 $1,660,000
34201 Zwissig Way, Union City 5,250 07/01/2015 $1,537,500
700 Bradford Way, Union City 28,136 07/14/2023 $7,325,000
33801 Mission Blvd, Union City 06/16/2025
329 Monaco Ave, Union City 1,008 10/31/2007
314 Monte Carlo Ave, Union City 1,920 07/31/2019 $749,000
337 Monaco Ave, Union City 1,920 05/13/2022
1887 Serpentine Dr, Union City 1,859 04/07/2003 $538,000
710 Zwissig Way, Union City 87,035
34201 7th St, Union City 21,954 10/08/1999
34301 7th St, Union City 5,250 07/12/2007
725 Zwissig Way, Union City 50,688 08/10/2018 $15,890,000
318 Riviera Dr, Union City 1,430 05/06/2003
34620 Mission Blvd, Union City 07/11/2019 $21,809,000
341 Monaco Ave, Union City 1,584 03/06/2020 $445,000
333 Monaco Ave, Union City 1,600 12/06/2018
325 Monaco Ave, Union City 1,848 07/09/2009 $330,000
320 Monte Carlo Ave, Union City 1,584 08/26/2021 $599,500
741 Bradford Way, Union City 26,480 07/07/2014 $2,000,000

Nearby ZIP Codes for 345 Monaco Avenue, Union City

Not sure if we cover all the data-points you need? View sample full report View sample full report