318 Northrup Ave
Mamaroneck, NY 10543
4 bd 2 ba 1,800 sqft Built 1919 Lot 3,317 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 | — | $110,000 | $110,000 | $2,507 |
| 2024 | — | $110,000 | $110,000 | $2,508 |
| 2023 | $271,000 | $110,000 | $381,000 | $6,849 |
| 2022 | $246,000 | $110,000 | $356,000 | $6,703 |
| 2021 | $208,000 | $110,000 | $318,000 | $8,048 |
| 2020 | $208,000 | $110,000 | $318,000 | $7,959 |
| 2018 | $190,000 | $110,000 | $300,000 | $7,372 |
| 2017 | $190,000 | $110,000 | $300,000 | $6,849 |
| 2016 | $268,000 | $107,000 | $375,000 | $7,071 |
| 2015 | $268,000 | $107,000 | $375,000 | $10,251 |
| 2014 | $268,000 | $107,000 | $375,000 | $12,819 |
| 2013 | $6,400 | $3,400 | $9,800 | $6,563 |
| 2012 | $6,400 | $3,400 | $9,800 | $5,696 |
| 2011 | $6,400 | $3,400 | $9,800 | $13,156 |
| 2008 | $6,400 | $3,400 | $9,800 | $10,358 |
| 2007 | $6,400 | $3,400 | $9,800 | $9,442 |
Property facts
Year built
1919
Property type
single_family
Stories
—
Beds
4
Baths
2
Living area
1,800 sqft
Lot size
3,317 sqft
ZIP code
10543
City
Mamaroneck
Street
Northrup Ave
Coordinates
40.95212, -73.74370
Comparable properties nearby
Frequently asked questions
When did 318 Northrup Ave last sell?
No public-record sale is on file for 318 Northrup Ave.
What is the current tax assessment for 318 Northrup Ave?
The most recent total assessment for 318 Northrup Ave (year 2025) is $110,000 with $2,507 in property tax.
When was 318 Northrup Ave built?
318 Northrup Ave was built in 1919.
How does 318 Northrup Ave compare to others on Northrup Ave?
We do not currently track other properties on Northrup Ave.
What are the property facts for 318 Northrup Ave?
318 Northrup Ave is a 4 bed, 2 bath, 1,800 sqft, 3,317 sqft lot single_family.
Is 318 Northrup Ave a flip candidate?
No — 318 Northrup Ave does not appear in our flips dataset.
Is 318 Northrup Ave a tax-appeal candidate?
No — 318 Northrup 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
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Geography