617 Sylvan Ave
Mamaroneck, NY 10543
3 bd 4 ba 2,734 sqft Built 1946 Lot 9,758 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 | $1,460,000 | $440,000 | $1,900,000 | $42,052 |
| 2024 | $1,405,000 | $440,000 | $1,845,000 | $38,954 |
| 2023 | $853,000 | $440,000 | $1,293,000 | $22,182 |
| 2022 | $791,000 | $440,000 | $1,231,000 | $22,081 |
| 2021 | $755,000 | $440,000 | $1,195,000 | $29,146 |
| 2020 | $755,000 | $440,000 | $1,195,000 | $28,809 |
| 2018 | $755,000 | $440,000 | $1,195,000 | $28,179 |
| 2017 | $755,000 | $440,000 | $1,195,000 | $23,290 |
| 2016 | $799,000 | $376,000 | $1,175,000 | $20,828 |
| 2015 | $799,000 | $376,000 | $1,175,000 | $30,777 |
| 2014 | $799,000 | $376,000 | $1,175,000 | $30,368 |
| 2013 | $10,400 | $4,000 | $14,400 | $9,643 |
| 2012 | $10,400 | $4,000 | $14,400 | $8,736 |
| 2011 | $16,000 | $5,000 | $21,000 | $28,192 |
| 2008 | $16,000 | $5,000 | $21,000 | $22,196 |
| 2007 | $13,400 | $5,000 | $18,400 | $17,728 |
Property facts
Year built
1946
Property type
single_family
Stories
—
Beds
3
Baths
4
Living area
2,734 sqft
Lot size
9,758 sqft
ZIP code
10543
City
Mamaroneck
Street
Sylvan Ave
Coordinates
40.94085, -73.73449
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 617 Sylvan Ave last sell?
No public-record sale is on file for 617 Sylvan Ave.
What is the current tax assessment for 617 Sylvan Ave?
The most recent total assessment for 617 Sylvan Ave (year 2025) is $1,900,000 with $42,052 in property tax.
When was 617 Sylvan Ave built?
617 Sylvan Ave was built in 1946.
How does 617 Sylvan Ave compare to others on Sylvan Ave?
We track 2 other properties on Sylvan Ave. Browse the list under "Other properties on Sylvan Ave" to compare beds, baths, and sale history.
What are the property facts for 617 Sylvan Ave?
617 Sylvan Ave is a 3 bed, 4 bath, 2,734 sqft, 9,758 sqft lot single_family.
Is 617 Sylvan Ave a flip candidate?
No — 617 Sylvan Ave does not appear in our flips dataset.
Is 617 Sylvan Ave a tax-appeal candidate?
No — 617 Sylvan 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
-6.8%
Implied 1-yr
-27.2%
2026 Q3
$693.8K
2026 Q4
$693.8K
ZIP 10543 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Sylvan Ave