521 Union St
Columbia, PA 17512
3 bd 1 ba 1,292 sqft Built 1890 Lot 2,614 sqft townhomes
Most recent sale
$189,900
Aug 19, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Aug 19, 2022 | Sold | $189,900 | MLS #PALA2021360 |
| Jul 8, 2022 | Listed | $189,900 | MLS #PALA2021360 |
| Nov 17, 2009 | Sold | $94,900 | Public Record |
| Sep 26, 2009 | Listing removed | $94,900 | Keystone |
| Sep 21, 2009 | Relisted | $94,900 | MLS #154625 |
| Sep 19, 2009 | Listing removed | $94,900 | Keystone |
| Sep 14, 2009 | Relisted | $94,900 | MLS #154625 |
| Sep 12, 2009 | Listing removed | $94,900 | Keystone |
| Jun 2, 2009 | Listed | $99,900 | MLS #146625 |
| Feb 12, 2007 | Sold | $70,000 | Public Record |
| Mar 3, 2000 | Sold | $46,900 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2026 | $39,900 | $23,200 | $63,100 | $2,452 |
| 2025 | $39,900 | $23,200 | $63,100 | $2,484 |
| 2024 | $39,900 | $23,200 | $63,100 | $2,358 |
| 2023 | $39,900 | $23,200 | $63,100 | $2,358 |
| 2022 | $39,900 | $23,200 | $63,100 | $2,358 |
| 2021 | $39,900 | $23,200 | $63,100 | $2,358 |
| 2020 | $39,900 | $23,200 | $63,100 | $2,358 |
| 2019 | $39,900 | $23,200 | $63,100 | $2,317 |
| 2018 | $39,900 | $23,200 | $63,100 | $2,505 |
| 2017 | $46,800 | $15,600 | $62,400 | $2,563 |
| 2016 | $46,800 | $15,600 | $62,400 | $2,527 |
| 2015 | $46,800 | $15,600 | $62,400 | $2,492 |
| 2014 | $46,800 | $15,600 | $62,400 | $2,440 |
| 2013 | $46,800 | $15,600 | $62,400 | $2,355 |
| 2012 | $46,800 | $15,600 | $62,400 | $2,335 |
| 2011 | $46,800 | $15,600 | $62,400 | $2,295 |
| 2010 | $46,800 | $15,600 | $62,400 | $2,232 |
| 2009 | $46,800 | $15,600 | $62,400 | $2,232 |
| 2008 | $46,800 | $15,600 | $62,400 | $2,131 |
Property facts
Year built
1890
Property type
townhomes
Stories
3
Beds
3
Baths
1
Living area
1,292 sqft
Lot size
2,614 sqft
ZIP code
17512
City
Columbia
Street
Union St
Coordinates
40.03141, -76.49638
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsInvestment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$1,938
Gross rental yield
12.25%
Implied cap rate
7.96%
Trend-extrapolated value
—
Frequently asked questions
When did 521 Union St last sell?
521 Union St most recently sold on Aug 19, 2022 for $189,900.
What is the current tax assessment for 521 Union St?
The most recent total assessment for 521 Union St (year 2026) is $63,100 with $2,452 in property tax.
How does 521 Union St's assessment compare to its last sale price?
The current assessment is 66.8% below the last sale price of $189,900.
When was 521 Union St built?
521 Union St was built in 1890.
How does 521 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 521 Union St?
521 Union St is a 3 bed, 1 bath, 1,292 sqft, 2,614 sqft lot townhomes.
Is 521 Union St a flip candidate?
No — 521 Union St does not appear in our flips dataset.
Is 521 Union St a tax-appeal candidate?
No — 521 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