505 American Avenue Ext
Dover, DE 19901
4 bd 2 ba 2,394 sqft Built 1954 Lot 10,890 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 | $232,300 | $94,600 | $326,900 | $1,921 |
| 2024 | $232,300 | $94,600 | $326,900 | $1,855 |
| 2023 | $47,700 | $19,900 | $67,600 | $65 |
| 2022 | $47,700 | $19,900 | $67,600 | $1,923 |
| 2021 | $47,700 | $19,900 | $67,600 | $1,853 |
| 2020 | $47,700 | $19,900 | $67,600 | $1,789 |
| 2019 | $47,700 | $19,900 | $67,600 | $1,692 |
| 2018 | $47,700 | $19,900 | $67,600 | $1,144 |
| 2017 | $47,700 | $19,900 | $67,600 | $1,118 |
| 2016 | $47,700 | $19,900 | $67,600 | $1,024 |
| 2015 | $47,700 | $19,900 | $67,600 | $1,023 |
| 2014 | $47,700 | $19,900 | $67,600 | $1,026 |
| 2013 | $47,700 | $19,900 | $67,600 | $1,046 |
| 2012 | $47,700 | $19,900 | $67,600 | $1,608 |
| 2011 | $47,700 | $19,900 | $67,600 | $1,554 |
| 2010 | $47,700 | $19,900 | $67,600 | $1,518 |
Property facts
Year built
1954
Property type
single_family
Stories
2
Beds
4
Baths
2
Living area
2,394 sqft
Lot size
10,890 sqft
ZIP code
19901
City
Dover
Street
American Avenue Ext
Coordinates
39.16873, -75.52687
Comparable properties nearby
Frequently asked questions
When did 505 American Avenue Ext last sell?
No public-record sale is on file for 505 American Avenue Ext.
What is the current tax assessment for 505 American Avenue Ext?
The most recent total assessment for 505 American Avenue Ext (year 2025) is $326,900 with $1,921 in property tax.
When was 505 American Avenue Ext built?
505 American Avenue Ext was built in 1954.
How does 505 American Avenue Ext compare to others on American Avenue Ext?
We track 2 other properties on American Avenue Ext. Browse the list under "Other properties on American Avenue Ext" to compare beds, baths, and sale history.
What are the property facts for 505 American Avenue Ext?
505 American Avenue Ext is a 4 bed, 2 bath, 2,394 sqft, 10,890 sqft lot single_family.
Is 505 American Avenue Ext a flip candidate?
No — 505 American Avenue Ext does not appear in our flips dataset.
Is 505 American Avenue Ext a tax-appeal candidate?
No — 505 American Avenue Ext is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-1.5%
Implied 1-yr
-6.1%
2026 Q3
$261.3K
2026 Q4
$256.9K
ZIP 19901 — Median Price History + Forecast
Explore nearby
Geography
Other properties on American Avenue Ext