31 Williams Ave
Holtsville, NY 11742
— ba 944 sqft Built 1935 Lot 12,632 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 | $1,695 | $125 | $1,820 | $7,166 |
| 2024 | $1,695 | $125 | $1,820 | $6,842 |
| 2023 | $1,695 | $125 | $1,820 | $6,712 |
| 2022 | $1,695 | $125 | $1,820 | $6,486 |
| 2021 | $1,695 | $125 | $1,820 | $6,316 |
| 2020 | $1,695 | $125 | $1,820 | $6,320 |
| 2018 | $1,695 | $125 | $1,820 | $6,132 |
| 2017 | $1,695 | $125 | $1,820 | $5,935 |
| 2016 | $560 | $125 | $685 | $2,438 |
| 2015 | $560 | $125 | $685 | $2,373 |
| 2014 | $560 | $125 | $685 | $4,667 |
| 2013 | $560 | $125 | $685 | $2,298 |
| 2012 | $560 | $125 | $685 | $2,289 |
| 2011 | $560 | $125 | $685 | $3,378 |
| 2010 | $560 | $125 | $685 | $1,008 |
| 2008 | $560 | $125 | $685 | $1,283 |
| 2007 | $560 | $125 | $685 | $949 |
| 2006 | $560 | $125 | $685 | $919 |
Property facts
Year built
1935
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
944 sqft
Lot size
12,632 sqft
ZIP code
11742
City
Holtsville
Street
Williams Ave
Coordinates
40.81737, -73.04890
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 31 Williams Ave last sell?
No public-record sale is on file for 31 Williams Ave.
What is the current tax assessment for 31 Williams Ave?
The most recent total assessment for 31 Williams Ave (year 2025) is $1,820 with $7,166 in property tax.
When was 31 Williams Ave built?
31 Williams Ave was built in 1935.
How does 31 Williams Ave compare to others on Williams Ave?
We track 7 other properties on Williams Ave. Browse the list under "Other properties on Williams Ave" to compare beds, baths, and sale history.
What are the property facts for 31 Williams Ave?
31 Williams Ave is a — bath, 944 sqft, 12,632 sqft lot single_family.
Is 31 Williams Ave a flip candidate?
No — 31 Williams Ave does not appear in our flips dataset.
Is 31 Williams Ave a tax-appeal candidate?
No — 31 Williams 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
+0.4%
Implied 1-yr
+1.5%
2026 Q2
$540.9K
2026 Q3
$542.9K
ZIP 11742 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Williams Ave