21 Harrison Ave
Rockville Centre, NY 11570
4 bd 2 ba 2,400 sqft Built 1920 Lot 7,050 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 |
|---|---|---|---|---|
| 2024 | $440 | $272 | $712 | $12,171 |
| 2023 | $440 | $272 | $712 | $14,217 |
| 2022 | $440 | $272 | $712 | $13,554 |
| 2021 | $440 | $272 | $712 | $20,207 |
| 2020 | $425 | $263 | $688 | $14,213 |
| 2019 | $442 | $665 | $1,107 | $13,652 |
| 2018 | $479 | $665 | $1,144 | $13,309 |
| 2016 | $479 | $665 | $1,144 | $11,663 |
| 2015 | $479 | $665 | $1,144 | $10,526 |
| 2014 | $549 | $761 | $1,310 | $9,969 |
| 2013 | $549 | $761 | $1,310 | $10,412 |
| 2011 | $534 | $761 | $1,295 | $10,002 |
| 2010 | $564 | $761 | $1,325 | $9,498 |
| 2009 | $777 | $761 | $1,538 | $9,350 |
| 2007 | $744 | $761 | $1,505 | $9,123 |
Property facts
Year built
1920
Property type
single_family
Stories
—
Beds
4
Baths
2
Living area
2,400 sqft
Lot size
7,050 sqft
ZIP code
11570
City
Rockville Centre
Street
Harrison Ave
Coordinates
40.64845, -73.64257
Comparable properties nearby
Frequently asked questions
When did 21 Harrison Ave last sell?
No public-record sale is on file for 21 Harrison Ave.
What is the current tax assessment for 21 Harrison Ave?
The most recent total assessment for 21 Harrison Ave (year 2024) is $712 with $12,171 in property tax.
When was 21 Harrison Ave built?
21 Harrison Ave was built in 1920.
How does 21 Harrison Ave compare to others on Harrison Ave?
We track 2 other properties on Harrison Ave. Browse the list under "Other properties on Harrison Ave" to compare beds, baths, and sale history.
What are the property facts for 21 Harrison Ave?
21 Harrison Ave is a 4 bed, 2 bath, 2,400 sqft, 7,050 sqft lot single_family.
Is 21 Harrison Ave a flip candidate?
No — 21 Harrison Ave does not appear in our flips dataset.
Is 21 Harrison Ave a tax-appeal candidate?
No — 21 Harrison Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-2.5%
Implied 1-yr
-9.9%
2026 Q1
$631.2K
2026 Q2
$612.5K
ZIP 11570 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Harrison Ave