The 2026 property tax bill for 236 S 9th Ave was $12,547, down 14.9% from the year before.
Source: Westchester County and Mount Vernon City assessment roll, as of May 14, 2026
Property Jurisdictions
Type
Name
State
New York
County
Westchester County
Municipality
Mount Vernon City
Unified School District
Mount Vernon School District (PK - 12)
Tax Bill & Assessment History
Year
Tax Bill
Assessed Value
Assessed Market Value
2026
$12,547.00 (-14.88%)
2025
$14,741.00
$7,300 (-)Land $2,500Building $4,800
$405,556 (+6.67%)Land $138,889Building $266,667
2024
$7,300 (-)Land $2,500Building $4,800
$380,208 (-10.94%)Land $130,208Building $250,000
2023
$7,300Land $2,500Building $4,800
$426,901Land $146,199Building $280,702
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
Flood
FEMA maps place 236 S 9th Ave in Zone X, an area of minimal flood risk, though there have been 5 flood claims nearby since 1979.
Source: FEMA National Flood Hazard Layer, effective September 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
FEMA Flood Zone
Zone X minimal risk
Flood Insurance Requirement
Not required lenders may require it
Nearby Flood Claims
5 (1979–2007)
Claims Outside the SFHA
5 of 5
Most Recent Claim
Apr 2007 · Severe Storms And Inland And Coastal Flooding
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire
The area around 236 S 9th Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
Wildfire Risk
Not rated no burnable land within ember reach
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Drinking Water
Source: EPA Safe Drinking Water Information System, as of September 2026
Water System
MOUNT VERNON WATER DEPARTMENT serves 73,893 people · EPA ID NY5903441
Water Source
Purchased surface water from several systems
Last State Inspection
Jul 2025
Lead
7 ppb (2025–2027) action level 15 ppb
Violations Reported to EPA
Water Quality
None last 10 years
Treatment and Procedure
None last 10 years
Monitoring and Reporting
None last 3 years
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Internet Providers
Source: FCC Broadband Data Collection, based on 732 locations within half a mile, as of December 31, 2025
Provider
Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area