23 Union St
Auburn, NY 13021
4 bd 2 ba 1,688 sqft Built 1930 Lot 5,271 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 | $101,400 | $11,800 | $113,200 | $2,923 |
| 2024 | $101,400 | $11,800 | $113,200 | $2,635 |
| 2023 | $101,400 | $11,800 | $113,200 | $2,673 |
| 2022 | $67,000 | $10,000 | $77,000 | $2,565 |
| 2021 | $67,000 | $10,000 | $77,000 | $2,104 |
| 2020 | $67,000 | $10,000 | $77,000 | $2,083 |
| 2017 | $67,000 | $10,000 | $77,000 | $2,172 |
| 2016 | $68,400 | $11,000 | $79,400 | $2,551 |
| 2015 | $68,400 | $11,000 | $79,400 | $2,123 |
| 2014 | $68,400 | $11,000 | $79,400 | $2,868 |
| 2013 | $69,200 | $11,000 | $80,200 | $2,114 |
| 2012 | $69,200 | $11,000 | $80,200 | $2,044 |
| 2011 | $69,200 | $11,000 | $80,200 | $2,028 |
| 2010 | $62,300 | $9,100 | $71,400 | $2,000 |
| 2009 | $62,300 | $9,100 | $71,400 | $1,929 |
Property facts
Year built
1930
Property type
single_family
Stories
2
Beds
4
Baths
2
Living area
1,688 sqft
Lot size
5,271 sqft
ZIP code
13021
City
Auburn
Street
Union St
Coordinates
42.94233, -76.57606
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 23 Union St last sell?
No public-record sale is on file for 23 Union St.
What is the current tax assessment for 23 Union St?
The most recent total assessment for 23 Union St (year 2025) is $113,200 with $2,923 in property tax.
When was 23 Union St built?
23 Union St was built in 1930.
How does 23 Union St compare to others on Union St?
We track 8 other properties on Union St. Browse the list under "Other properties on Union St" to compare beds, baths, and sale history.
What are the property facts for 23 Union St?
23 Union St is a 4 bed, 2 bath, 1,688 sqft, 5,271 sqft lot single_family.
Is 23 Union St a flip candidate?
No — 23 Union St does not appear in our flips dataset.
Is 23 Union St a tax-appeal candidate?
No — 23 Union 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
-1.0%
Implied 1-yr
-4.1%
2026 Q3
$180.3K
2026 Q4
$178.3K
ZIP 13021 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St