1400 Sunnyside Ave
Mamaroneck, NY 10543
3 bd 2 ba 1,274 sqft Built 1866 Lot 7,295 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 | $348,000 | $406,100 | $754,100 | $17,497 |
| 2024 | $312,100 | $406,100 | $718,200 | $16,768 |
| 2023 | $270,900 | $386,800 | $657,700 | $12,469 |
| 2022 | $216,600 | $386,800 | $603,400 | $12,286 |
| 2021 | $216,600 | $386,800 | $603,400 | $16,073 |
| 2020 | $292,100 | $305,200 | $597,300 | $16,394 |
| 2018 | $285,100 | $299,700 | $584,800 | $17,211 |
| 2017 | $282,800 | $297,100 | $579,900 | $14,854 |
| 2016 | $268,800 | $277,600 | $546,400 | $17,879 |
| 2015 | $235,400 | $240,600 | $476,000 | $16,224 |
| 2014 | $235,400 | $232,600 | $468,000 | $18,011 |
| 2013 | $232,100 | $232,600 | $464,700 | $159,018 |
| 2012 | $226,900 | $232,600 | $459,500 | $15,367 |
| 2011 | $374,800 | $215,600 | $590,400 | $2,570 |
| 2008 | $404,800 | $236,800 | $641,600 | $9,907 |
| 2007 | $387,200 | $236,800 | $624,000 | $6,138 |
Property facts
Year built
1866
Property type
single_family
Stories
—
Beds
3
Baths
2
Living area
1,274 sqft
Lot size
7,295 sqft
ZIP code
10543
City
Mamaroneck
Street
Sunnyside Ave
Coordinates
40.95589, -73.71807
Comparable properties nearby
Frequently asked questions
When did 1400 Sunnyside Ave last sell?
No public-record sale is on file for 1400 Sunnyside Ave.
What is the current tax assessment for 1400 Sunnyside Ave?
The most recent total assessment for 1400 Sunnyside Ave (year 2025) is $754,100 with $17,497 in property tax.
When was 1400 Sunnyside Ave built?
1400 Sunnyside Ave was built in 1866.
How does 1400 Sunnyside Ave compare to others on Sunnyside Ave?
We do not currently track other properties on Sunnyside Ave.
What are the property facts for 1400 Sunnyside Ave?
1400 Sunnyside Ave is a 3 bed, 2 bath, 1,274 sqft, 7,295 sqft lot single_family.
Is 1400 Sunnyside Ave a flip candidate?
No — 1400 Sunnyside Ave does not appear in our flips dataset.
Is 1400 Sunnyside Ave a tax-appeal candidate?
No — 1400 Sunnyside 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