21 New Castle Dr
Mount Kisco, NY 10549
4 bd 2 ba 2,428 sqft Built 1957 Lot 9,979 sqft multi_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 | $54,300 | $9,700 | $64,000 | $10,737 |
| 2024 | $54,300 | $9,700 | $64,000 | $10,607 |
| 2023 | $54,300 | $9,700 | $64,000 | $10,414 |
| 2022 | $54,300 | $9,700 | $64,000 | $10,979 |
| 2021 | $54,300 | $9,700 | $64,000 | $10,741 |
| 2020 | $54,300 | $9,700 | $64,000 | $10,625 |
| 2018 | $54,300 | $9,700 | $64,000 | $13,164 |
| 2017 | $54,300 | $9,700 | $64,000 | $9,698 |
| 2016 | $54,300 | $9,700 | $64,000 | $7,454 |
| 2015 | $54,300 | $9,700 | $64,000 | $8,347 |
| 2014 | $54,300 | $9,700 | $64,000 | $8,195 |
| 2013 | $54,300 | $9,700 | $64,000 | $14,089 |
| 2012 | $54,300 | $9,700 | $64,000 | $11,570 |
| 2011 | $54,300 | $9,700 | $64,000 | $10,916 |
| 2008 | $54,300 | $9,700 | $64,000 | $10,315 |
| 2007 | $54,300 | $9,700 | $64,000 | $3,294 |
Property facts
Year built
1957
Property type
multi_family
Stories
—
Beds
4
Baths
2
Living area
2,428 sqft
Lot size
9,979 sqft
ZIP code
10549
City
Mount Kisco
Street
New Castle Dr
Coordinates
41.18955, -73.73322
Comparable properties nearby
Frequently asked questions
When did 21 New Castle Dr last sell?
No public-record sale is on file for 21 New Castle Dr.
What is the current tax assessment for 21 New Castle Dr?
The most recent total assessment for 21 New Castle Dr (year 2025) is $64,000 with $10,737 in property tax.
When was 21 New Castle Dr built?
21 New Castle Dr was built in 1957.
How does 21 New Castle Dr compare to others on New Castle Dr?
We track 1 other property on New Castle Dr. Browse the list under "Other properties on New Castle Dr" to compare beds, baths, and sale history.
What are the property facts for 21 New Castle Dr?
21 New Castle Dr is a 4 bed, 2 bath, 2,428 sqft, 9,979 sqft lot multi_family.
Is 21 New Castle Dr a flip candidate?
No — 21 New Castle Dr does not appear in our flips dataset.
Is 21 New Castle Dr a tax-appeal candidate?
No — 21 New Castle Dr is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+3.8%
Implied 1-yr
+15.3%
2026 Q3
$2.22M
2026 Q4
$2.29M
ZIP 10549 — Median Price History + Forecast
Explore nearby
Geography
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