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646 Alwick Ave

West Islip, NY 11795

ba 1,768 sqft Built 1952 Lot 7,405 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

YearBuildingLandTotal assessedTax paid
2025 $34,700 $7,000 $41,700 $12,883
2020 $34,700 $7,000 $41,700 $9,551
2018 $34,700 $7,000 $41,700 $9,351
2017 $34,700 $7,000 $41,700 $9,163
2016 $34,700 $7,000 $41,700 $9,229
2015 $34,700 $7,000 $41,700 $9,463
2014 $34,700 $7,000 $41,700 $9,449
2013 $34,700 $7,000 $41,700 $9,280
2012 $34,700 $7,000 $41,700 $8,921
2011 $34,700 $7,000 $41,700 $8,673
2010 $34,700 $7,000 $41,700 $9,209
2008 $34,700 $7,000 $41,700 $8,759

Property facts

Year built
1952
Property type
single_family
Stories
Beds
Baths
Living area
1,768 sqft
Lot size
7,405 sqft
ZIP code
11795
City
West Islip
Street
Alwick Ave
Coordinates
40.70603, -73.29593

Comparable properties nearby

Frequently asked questions

When did 646 Alwick Ave last sell?
No public-record sale is on file for 646 Alwick Ave.
What is the current tax assessment for 646 Alwick Ave?
The most recent total assessment for 646 Alwick Ave (year 2025) is $41,700 with $12,883 in property tax.
When was 646 Alwick Ave built?
646 Alwick Ave was built in 1952.
How does 646 Alwick Ave compare to others on Alwick Ave?
We track 6 other properties on Alwick Ave. Browse the list under "Other properties on Alwick Ave" to compare beds, baths, and sale history.
What are the property facts for 646 Alwick Ave?
646 Alwick Ave is a — bath, 1,768 sqft, 7,405 sqft lot single_family.
Is 646 Alwick Ave a flip candidate?
No — 646 Alwick Ave does not appear in our flips dataset.
Is 646 Alwick Ave a tax-appeal candidate?
No — 646 Alwick Ave is not currently flagged as a tax-appeal candidate.

Forecast for this area

ZIP-area linear projection — not a per-property automated valuation
Quarterly trend
+3.9%
Implied 1-yr
+15.5%
2026 Q2
$1.35M
2026 Q3
$1.35M
ZIP 11795 — Median Price History + Forecast

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