523 Union St
Columbia, PA 17512
3 bd 1 ba 1,385 sqft Built 1890 Lot 3,920 sqft townhomes
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 |
|---|---|---|---|---|
| 2026 | $49,000 | $24,600 | $73,600 | $2,860 |
| 2025 | $49,000 | $24,600 | $73,600 | $2,897 |
| 2024 | $49,000 | $24,600 | $73,600 | $2,750 |
| 2023 | $49,000 | $24,600 | $73,600 | $2,750 |
| 2022 | $49,000 | $24,600 | $73,600 | $2,750 |
| 2021 | $49,000 | $24,600 | $73,600 | $2,750 |
| 2020 | $49,000 | $24,600 | $73,600 | $2,750 |
| 2019 | $49,000 | $24,600 | $73,600 | $2,703 |
| 2018 | $49,000 | $24,600 | $73,600 | $2,922 |
| 2017 | $56,400 | $17,400 | $73,800 | $3,031 |
| 2016 | $56,400 | $17,400 | $73,800 | $2,988 |
| 2015 | $56,400 | $17,400 | $73,800 | $2,947 |
| 2014 | $56,400 | $17,400 | $73,800 | $2,885 |
| 2013 | $56,400 | $17,400 | $73,800 | $2,784 |
| 2012 | $56,400 | $17,400 | $73,800 | $2,761 |
| 2011 | $56,400 | $17,400 | $73,800 | $2,714 |
| 2010 | $56,400 | $17,400 | $73,800 | $2,640 |
| 2009 | $56,400 | $17,400 | $73,800 | $2,640 |
| 2008 | $56,400 | $17,400 | $73,800 | $2,521 |
Property facts
Year built
1890
Property type
townhomes
Stories
3
Beds
3
Baths
1
Living area
1,385 sqft
Lot size
3,920 sqft
ZIP code
17512
City
Columbia
Street
Union St
Coordinates
40.03143, -76.49630
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 523 Union St last sell?
No public-record sale is on file for 523 Union St.
What is the current tax assessment for 523 Union St?
The most recent total assessment for 523 Union St (year 2026) is $73,600 with $2,860 in property tax.
When was 523 Union St built?
523 Union St was built in 1890.
How does 523 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 523 Union St?
523 Union St is a 3 bed, 1 bath, 1,385 sqft, 3,920 sqft lot townhomes.
Is 523 Union St a flip candidate?
No — 523 Union St does not appear in our flips dataset.
Is 523 Union St a tax-appeal candidate?
No — 523 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
+1.3%
Implied 1-yr
+5.3%
2026 Q3
$336.5K
2026 Q4
$340.6K
ZIP 17512 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St