900 Old Post Rd
Mamaroneck, NY 10543
4 bd 3 ba 2,338 sqft Built 1877 Lot 31,085 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| May 12, 2022 | Sold | $1,222,500 | Public Record |
| Oct 16, 2014 | Sold | $1,150,000 | Public Record |
| Oct 4, 2011 | Sold | $815,000 | Public Record |
| Jul 20, 2011 | Listing removed | $899,000 | HudsonGatewayMLSEast |
| Mar 14, 2011 | Relisted | $899,000 | HudsonGatewayMLSEast |
| Mar 13, 2011 | Listing removed | $899,000 | HudsonGatewayMLSEast |
| Nov 23, 2010 | Price changed | $899,000 | HudsonGatewayMLSEast |
| Oct 21, 2010 | Price changed | $995,000 | HudsonGatewayMLSEast |
| Aug 31, 2010 | Listed | $1,099,000 | HudsonGatewayMLSEast |
| Dec 29, 1989 | Sold | $490,000 | Public Record |
| Dec 1, 1983 | Sold | $200,200 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $863,000 | $613,000 | $1,476,000 | $32,661 |
| 2024 | $820,000 | $613,000 | $1,433,000 | $30,264 |
| 2023 | $604,000 | $613,000 | $1,217,000 | $21,879 |
| 2022 | $546,000 | $613,000 | $1,159,000 | $21,824 |
| 2021 | $512,000 | $613,000 | $1,125,000 | $28,473 |
| 2020 | $512,000 | $613,000 | $1,125,000 | $28,156 |
| 2018 | $560,000 | $613,000 | $1,173,000 | $28,825 |
| 2017 | $560,000 | $613,000 | $1,173,000 | $23,717 |
| 2016 | $327,000 | $488,000 | $815,000 | $12,534 |
| 2015 | $327,000 | $488,000 | $815,000 | $20,952 |
| 2014 | $327,000 | $488,000 | $815,000 | $29,776 |
| 2013 | $7,450 | $6,000 | $13,450 | $9,007 |
| 2012 | $18,700 | $6,300 | $25,000 | $14,531 |
| 2011 | $18,700 | $6,300 | $25,000 | $33,562 |
| 2008 | $18,700 | $6,300 | $25,000 | $26,424 |
| 2007 | $18,700 | $6,300 | $25,000 | $24,088 |
Property facts
Year built
1877
Property type
single_family
Stories
—
Beds
4
Baths
3
Living area
2,338 sqft
Lot size
31,085 sqft
ZIP code
10543
City
Mamaroneck
Street
Old Post Rd
Coordinates
40.94075, -73.73936
Comparable properties nearby
Frequently asked questions
When did 900 Old Post Rd last sell?
No public-record sale is on file for 900 Old Post Rd.
What is the current tax assessment for 900 Old Post Rd?
The most recent total assessment for 900 Old Post Rd (year 2025) is $1,476,000 with $32,661 in property tax.
When was 900 Old Post Rd built?
900 Old Post Rd was built in 1877.
How does 900 Old Post Rd compare to others on Old Post Rd?
We track 8 other properties on Old Post Rd. Browse the list under "Other properties on Old Post Rd" to compare beds, baths, and sale history.
What are the property facts for 900 Old Post Rd?
900 Old Post Rd is a 4 bed, 3 bath, 2,338 sqft, 31,085 sqft lot single_family.
Is 900 Old Post Rd a flip candidate?
No — 900 Old Post Rd does not appear in our flips dataset.
Is 900 Old Post Rd a tax-appeal candidate?
No — 900 Old Post Rd 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 Old Post Rd