504 Union St
Wilmington, DE 19805
3 bd 1 ba 1,075 sqft Built 1917 Lot 1,742 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 |
|---|---|---|---|---|
| 2024 | $205,700 | $42,000 | $247,700 | $1,603 |
| 2023 | $38,400 | $5,100 | $43,500 | $1,563 |
| 2022 | $38,400 | $5,100 | $43,500 | $1,547 |
| 2021 | $38,400 | $5,100 | $43,500 | $1,507 |
| 2020 | $38,400 | $5,100 | $43,500 | $1,463 |
| 2019 | $38,400 | $5,100 | $43,500 | $1,273 |
| 2018 | $38,400 | $5,100 | $43,500 | $1,250 |
| 2017 | $38,400 | $5,100 | $43,500 | $1,213 |
| 2016 | $38,400 | $5,100 | $43,500 | $1,210 |
| 2015 | $38,400 | $5,100 | $43,500 | $1,082 |
| 2014 | $38,400 | $5,100 | $43,500 | $1,081 |
| 2013 | $38,400 | $5,100 | $43,500 | $1,039 |
| 2012 | $38,400 | $5,100 | $43,500 | $128 |
| 2011 | $38,400 | $5,100 | $43,500 | $118 |
Property facts
Year built
1917
Property type
townhomes
Stories
2
Beds
3
Baths
1
Living area
1,075 sqft
Lot size
1,742 sqft
ZIP code
19805
City
Wilmington
Street
Union St
Coordinates
39.74361, -75.57653
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 504 Union St last sell?
No public-record sale is on file for 504 Union St.
What is the current tax assessment for 504 Union St?
The most recent total assessment for 504 Union St (year 2024) is $247,700 with $1,603 in property tax.
When was 504 Union St built?
504 Union St was built in 1917.
How does 504 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 504 Union St?
504 Union St is a 3 bed, 1 bath, 1,075 sqft, 1,742 sqft lot townhomes.
Is 504 Union St a flip candidate?
No — 504 Union St does not appear in our flips dataset.
Is 504 Union St a tax-appeal candidate?
No — 504 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
+2.4%
Implied 1-yr
+9.6%
2026 Q3
$312.6K
2026 Q4
$319K
ZIP 19805 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St