18 Frederick St
Mahopac, NY 10541
2 bd 4 ba 2,056 sqft Built 1945 Lot 8,320 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Feb 9, 2024 | Listing removed | $700,000 | OneKeyMLS |
| Oct 26, 2023 | Sold | $655,000 | Public Record |
| Jan 1, 2023 | Listing removed | $695,000 | OneKeyMLS |
| Sep 17, 2022 | Listing removed | $499,000 | OneKeyMLS |
| Aug 27, 2022 | Listed | $695,000 | MLS #H6207328 |
| Aug 3, 2022 | Price changed for rent | $3,500 | OneKeyMLS |
| Jul 17, 2022 | Listed for rent | $4,000 | OneKeyMLS |
| Jun 2, 2022 | Listing removed | $700,000 | MidHudson |
| May 15, 2022 | Listing removed | $11,250 | OneKeyMLS |
| Apr 28, 2022 | Listing removed | $695,000 | OneKeyMLS |
| Apr 1, 2022 | Listed | $700,000 | MLS #H6174873 |
| Jul 31, 2021 | Listed | $695,000 | MLS #H6133914 |
| Jul 25, 2019 | Listed | $499,000 | MLS #4985093 |
| Sep 1, 2015 | Listing removed | $2,375 | HudsonGatewayMLS |
| Jul 18, 2015 | Listed for rent | $2,375 | HudsonGatewayMLS |
| Sep 15, 2014 | Listing removed | $2,375 | HudsonGatewayMLS |
| Jul 11, 2014 | Listed for rent | $2,375 | HudsonGatewayMLS |
| Jul 3, 2014 | Price changed | $529,900 | MLS #4412600 |
| May 8, 2014 | Listed | $575,000 | MLS #4412600 |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $447,600 | $326,300 | $773,900 | $19,751 |
| 2024 | $223,300 | $326,300 | $549,600 | $14,897 |
| 2023 | $144,700 | $296,600 | $441,300 | $14,269 |
| 2022 | $131,800 | $296,600 | $428,400 | $13,553 |
| 2021 | $127,600 | $296,600 | $424,200 | $13,721 |
| 2020 | $127,600 | $296,600 | $424,200 | $13,877 |
| 2019 | $127,600 | $296,600 | $424,200 | $14,117 |
| 2018 | $127,600 | $296,600 | $424,200 | $14,029 |
| 2017 | $127,600 | $296,600 | $424,200 | $14,102 |
| 2016 | $127,600 | $296,600 | $424,200 | $10,727 |
| 2015 | $123,200 | $61,100 | $184,300 | $9,400 |
| 2014 | $123,200 | $61,100 | $184,300 | $10,360 |
| 2013 | $123,200 | $61,100 | $184,300 | $10,064 |
| 2012 | $123,200 | $61,100 | $184,300 | $9,280 |
| 2011 | $123,200 | $61,100 | $184,300 | $2,212 |
| 2010 | $123,200 | $61,100 | $184,300 | $2,187 |
| 2009 | $123,200 | $61,100 | $184,300 | $2,066 |
| 2008 | $123,200 | $61,100 | $184,300 | $2,003 |
| 2007 | $123,200 | $61,100 | $184,300 | $2,002 |
Property facts
Year built
1945
Property type
single_family
Stories
2
Beds
2
Baths
4
Living area
2,056 sqft
Lot size
8,320 sqft
ZIP code
10541
City
Mahopac
Street
Frederick St
Coordinates
41.38313, -73.74913
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 18 Frederick St last sell?
No public-record sale is on file for 18 Frederick St.
What is the current tax assessment for 18 Frederick St?
The most recent total assessment for 18 Frederick St (year 2025) is $773,900 with $19,751 in property tax.
When was 18 Frederick St built?
18 Frederick St was built in 1945.
How does 18 Frederick St compare to others on Frederick St?
We track 2 other properties on Frederick St. Browse the list under "Other properties on Frederick St" to compare beds, baths, and sale history.
What are the property facts for 18 Frederick St?
18 Frederick St is a 2 bed, 4 bath, 2,056 sqft, 8,320 sqft lot single_family.
Is 18 Frederick St a flip candidate?
No — 18 Frederick St does not appear in our flips dataset.
Is 18 Frederick St a tax-appeal candidate?
Yes — 18 Frederick St appears in our tax-appeal candidates list, meaning its current assessment exceeds its recent sale price by 15% or more.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+3.2%
Implied 1-yr
+12.8%
2026 Q3
$696.8K
2026 Q4
$715.3K
ZIP 10541 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Frederick St