51 Monell Ave
Islip, NY 11751
— ba 2,047 sqft Built 1886 Lot 6,098 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 | $27,500 | $10,400 | $37,900 | $13,193 |
| 2024 | $27,500 | $10,400 | $37,900 | $12,516 |
| 2023 | $27,500 | $10,400 | $37,900 | $12,516 |
| 2022 | $27,500 | $10,400 | $37,900 | $12,506 |
| 2021 | $26,500 | $10,400 | $36,900 | $10,627 |
| 2017 | $26,500 | $10,400 | $36,900 | $9,886 |
| 2016 | $26,500 | $10,400 | $36,900 | $9,842 |
| 2015 | $26,500 | $10,400 | $36,900 | $9,863 |
| 2014 | $26,500 | $10,400 | $36,900 | $9,712 |
| 2013 | $26,500 | $10,400 | $36,900 | $9,480 |
| 2012 | $26,500 | $10,400 | $36,900 | $9,125 |
| 2011 | $26,500 | $10,400 | $36,900 | $8,779 |
| 2010 | $26,500 | $10,400 | $36,900 | $8,402 |
| 2008 | $26,500 | $10,400 | $36,900 | $7,915 |
Property facts
Year built
1886
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
2,047 sqft
Lot size
6,098 sqft
ZIP code
11751
City
Islip
Street
Monell Ave
Coordinates
40.72735, -73.21409
Comparable properties nearby
Frequently asked questions
When did 51 Monell Ave last sell?
No public-record sale is on file for 51 Monell Ave.
What is the current tax assessment for 51 Monell Ave?
The most recent total assessment for 51 Monell Ave (year 2025) is $37,900 with $13,193 in property tax.
When was 51 Monell Ave built?
51 Monell Ave was built in 1886.
How does 51 Monell Ave compare to others on Monell Ave?
We track 5 other properties on Monell Ave. Browse the list under "Other properties on Monell Ave" to compare beds, baths, and sale history.
What are the property facts for 51 Monell Ave?
51 Monell Ave is a — bath, 2,047 sqft, 6,098 sqft lot single_family.
Is 51 Monell Ave a flip candidate?
No — 51 Monell Ave does not appear in our flips dataset.
Is 51 Monell Ave a tax-appeal candidate?
No — 51 Monell 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
-13.7%
Implied 1-yr
-54.6%
2026 Q1
$212.6K
2026 Q2
$212.6K
ZIP 11751 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Monell Ave