21 Algernon St
Cornwall, NY 12518
4 bd 2 ba 2,056 sqft Built 1898 Lot 28,314 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 | $168,500 | $99,000 | $267,500 | $11,335 |
| 2024 | $168,500 | $99,000 | $267,500 | $10,946 |
| 2023 | $168,500 | $99,000 | $267,500 | $10,467 |
| 2022 | $168,500 | $99,000 | $267,500 | $9,970 |
| 2021 | $168,500 | $99,000 | $267,500 | $10,250 |
| 2020 | $168,500 | $99,000 | $267,500 | $9,344 |
| 2017 | $168,500 | $99,000 | $267,500 | $9,027 |
| 2016 | $168,500 | $99,000 | $267,500 | $11,629 |
| 2015 | $178,750 | $41,800 | $220,550 | $11,324 |
| 2014 | $178,750 | $41,800 | $220,550 | $11,212 |
| 2013 | $94,300 | $41,800 | $136,100 | $6,964 |
| 2012 | $94,300 | $41,800 | $136,100 | $5,894 |
| 2011 | $94,300 | $41,800 | $136,100 | $6,276 |
| 2010 | $94,300 | $41,800 | $136,100 | $5,603 |
| 2009 | $94,300 | $41,800 | $136,100 | $5,649 |
| 2007 | $94,300 | $41,800 | $136,100 | $2,014 |
Property facts
Year built
1898
Property type
single_family
Stories
2
Beds
4
Baths
2
Living area
2,056 sqft
Lot size
28,314 sqft
ZIP code
12518
City
Cornwall
Street
Algernon St
Coordinates
41.44170, -74.04479
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Algernon St last sell?
No public-record sale is on file for 21 Algernon St.
What is the current tax assessment for 21 Algernon St?
The most recent total assessment for 21 Algernon St (year 2025) is $267,500 with $11,335 in property tax.
When was 21 Algernon St built?
21 Algernon St was built in 1898.
How does 21 Algernon St compare to others on Algernon St?
We track 8 other properties on Algernon St. Browse the list under "Other properties on Algernon St" to compare beds, baths, and sale history.
What are the property facts for 21 Algernon St?
21 Algernon St is a 4 bed, 2 bath, 2,056 sqft, 28,314 sqft lot single_family.
Is 21 Algernon St a flip candidate?
No — 21 Algernon St does not appear in our flips dataset.
Is 21 Algernon St a tax-appeal candidate?
No — 21 Algernon 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
+2.3%
Implied 1-yr
+9.1%
2026 Q3
$495.3K
2026 Q4
$505.1K
ZIP 12518 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Algernon St