18 William Ln
Mount Sinai, NY 11766
3 bd 4 ba 2,700 sqft Built 2002 Lot 2,243 sqft condos
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 | $2,209 | $200 | $2,409 | $10,121 |
| 2024 | $2,209 | $200 | $2,409 | $9,613 |
| 2023 | $2,209 | $200 | $2,409 | $9,301 |
| 2022 | $2,209 | $200 | $2,409 | $9,095 |
| 2021 | $2,209 | $200 | $2,409 | $8,959 |
| 2020 | $2,209 | $200 | $2,409 | $8,887 |
| 2018 | $2,209 | $200 | $2,409 | $7,520 |
| 2017 | $2,209 | $200 | $2,409 | $7,329 |
| 2016 | $2,379 | $200 | $2,579 | $7,908 |
| 2015 | $2,379 | $200 | $2,579 | $7,816 |
| 2014 | $2,379 | $200 | $2,579 | $7,667 |
| 2013 | $2,379 | $200 | $2,579 | $7,592 |
| 2012 | $2,379 | $200 | $2,579 | $7,381 |
| 2011 | $2,379 | $200 | $2,579 | $7,240 |
| 2010 | $2,379 | $200 | $2,579 | $6,981 |
| 2008 | $3,115 | $200 | $3,315 | $8,597 |
| 2007 | $3,115 | $200 | $3,315 | $8,296 |
| 2006 | $3,115 | $200 | $3,315 | $7,663 |
Property facts
Year built
2002
Property type
condos
Stories
2
Beds
3
Baths
4
Living area
2,700 sqft
Lot size
2,243 sqft
ZIP code
11766
City
Mount Sinai
Street
William Ln
Coordinates
40.93758, -73.00538
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 18 William Ln last sell?
No public-record sale is on file for 18 William Ln.
What is the current tax assessment for 18 William Ln?
The most recent total assessment for 18 William Ln (year 2025) is $2,409 with $10,121 in property tax.
When was 18 William Ln built?
18 William Ln was built in 2002.
How does 18 William Ln compare to others on William Ln?
We track 8 other properties on William Ln. Browse the list under "Other properties on William Ln" to compare beds, baths, and sale history.
What are the property facts for 18 William Ln?
18 William Ln is a 3 bed, 4 bath, 2,700 sqft, 2,243 sqft lot condos.
Is 18 William Ln a flip candidate?
No — 18 William Ln does not appear in our flips dataset.
Is 18 William Ln a tax-appeal candidate?
No — 18 William Ln is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+3.8%
Implied 1-yr
+15.0%
2026 Q3
$1.01M
2026 Q4
$1.04M
ZIP 11766 — Median Price History + Forecast
Explore nearby
Geography
Other properties on William Ln