4505 Gacoscos St
Union City, CA 94587
4 bd 2 ba 2,925 sqft Built 2016 Lot 5,151 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $996,921 | $427,202 | $1,424,123 | $19,539 |
| 2024 | $996,921 | $427,202 | $1,424,123 | $19,490 |
| 2023 | $958,214 | $410,615 | $1,368,829 | $18,960 |
| 2022 | $939,428 | $402,565 | $1,341,993 | $18,675 |
| 2021 | $921,011 | $394,673 | $1,315,684 | $18,263 |
| 2020 | $911,570 | $390,627 | $1,302,197 | $17,832 |
| 2019 | $893,703 | $382,971 | $1,276,674 | $18,014 |
| 2018 | $876,180 | $375,462 | $1,251,642 | $17,609 |
| 2017 | $859,000 | $368,100 | $1,227,100 | $17,197 |
| 2016 | — | $297,819 | $297,819 | $5,482 |
Property facts
Year built
2016
Property type
single_family
Stories
2
Beds
4
Baths
2
Living area
2,925 sqft
Lot size
5,151 sqft
ZIP code
94587
City
Union City
Street
Gacoscos St
Coordinates
37.58500, -122.07561
Comparable properties nearby
Frequently asked questions
When did 4505 Gacoscos St last sell?
No public-record sale is on file for 4505 Gacoscos St.
What is the current tax assessment for 4505 Gacoscos St?
The most recent total assessment for 4505 Gacoscos St (year 2025) is $1,424,123 with $19,539 in property tax.
When was 4505 Gacoscos St built?
4505 Gacoscos St was built in 2016.
How does 4505 Gacoscos St compare to others on Gacoscos St?
We track 2 other properties on Gacoscos St. Browse the list under "Other properties on Gacoscos St" to compare beds, baths, and sale history.
What are the property facts for 4505 Gacoscos St?
4505 Gacoscos St is a 4 bed, 2 bath, 2,925 sqft, 5,151 sqft lot single_family.
Is 4505 Gacoscos St a flip candidate?
No — 4505 Gacoscos St does not appear in our flips dataset.
Is 4505 Gacoscos St a tax-appeal candidate?
No — 4505 Gacoscos St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.5%
Implied 1-yr
+1.9%
2026 Q3
$1.17M
2026 Q4
$1.17M
ZIP 94587 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Gacoscos St