139 Keswick Dr
East Islip, NY 11730
— ba 1,268 sqft Built 1962 Lot 11,761 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 | $28,500 | $11,300 | $39,800 | $12,185 |
| 2024 | $28,500 | $11,300 | $39,800 | $11,792 |
| 2023 | $28,500 | $11,300 | $39,800 | $11,792 |
| 2022 | $28,500 | $11,300 | $39,800 | $11,894 |
| 2021 | $28,500 | $11,300 | $39,800 | $10,545 |
| 2020 | $28,500 | $11,300 | $39,800 | $12,124 |
| 2018 | $28,500 | $11,300 | $39,800 | $10,447 |
| 2017 | $28,500 | $11,300 | $39,800 | $10,406 |
| 2016 | $28,500 | $11,300 | $39,800 | $10,469 |
| 2015 | $28,500 | $11,300 | $39,800 | $10,690 |
| 2014 | $28,500 | $11,300 | $39,800 | $10,763 |
| 2013 | $28,500 | $11,300 | $39,800 | $10,612 |
| 2012 | $28,500 | $11,300 | $39,800 | $10,212 |
| 2011 | $28,500 | $11,300 | $39,800 | $9,777 |
| 2010 | $28,500 | $11,300 | $39,800 | $10,326 |
| 2008 | $28,500 | $11,300 | $39,800 | $10,029 |
| 2007 | $28,500 | $11,300 | $39,800 | $9,514 |
Property facts
Year built
1962
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
1,268 sqft
Lot size
11,761 sqft
ZIP code
11730
City
East Islip
Street
Keswick Dr
Coordinates
40.72693, -73.16801
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 139 Keswick Dr last sell?
No public-record sale is on file for 139 Keswick Dr.
What is the current tax assessment for 139 Keswick Dr?
The most recent total assessment for 139 Keswick Dr (year 2025) is $39,800 with $12,185 in property tax.
When was 139 Keswick Dr built?
139 Keswick Dr was built in 1962.
How does 139 Keswick Dr compare to others on Keswick Dr?
We track 8 other properties on Keswick Dr. Browse the list under "Other properties on Keswick Dr" to compare beds, baths, and sale history.
What are the property facts for 139 Keswick Dr?
139 Keswick Dr is a — bath, 1,268 sqft, 11,761 sqft lot single_family.
Is 139 Keswick Dr a flip candidate?
No — 139 Keswick Dr does not appear in our flips dataset.
Is 139 Keswick Dr a tax-appeal candidate?
No — 139 Keswick Dr is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+2.1%
Implied 1-yr
+8.4%
2026 Q3
$806.5K
2026 Q4
$821.5K
ZIP 11730 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Keswick Dr