159 E Sidney Ave, Mount Vernon, NY 10550 Property Records

Westchester County and Mount Vernon City property record for 159 E Sidney Ave, Mount Vernon, NY 10550

Property Summary

Property Type	Triplex
Lot Size	0.12 acres (5,227 sqft)
Owner	2 Individual Names on File
Last Sale	$610,000 (Apr 2005)
Tax Bill	$21,293 (2025)
Flood Zone	Zone X (minimal risk)
APN	`550800 165.55-1151-17`

Property Details

APN / Parcel Number

Primary APN	`550800 165.55-1151-17`
Alternative APNs	`080016505511510170000000` `026770`

Exterior

Architectural Style	Triplex
Lot Area	5,227 sqft (0.12 acres)

Location & Zoning

Account Number	026770
Street Address	159 E SIDNEY AVE
City	MOUNT VERNON
State	NY
Zip	10550-1516
Property Category	Residential
Property Type	Residential > Multi-Unit > Triplex
Legal Block	1151
Legal Lot Number	17.000
Jurisdiction	WESTCHESTER NY
Township / Civil Division	MOUNT VERNON
Census Block Group	3
Census Block	3003
Census Tract	4002

Owner

Source: Westchester County and Mount Vernon City records · APN 550800 165.55-1151-17

Assessment roll updated May 14, 2026 · Last verified May 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on File
Mailing Address	55 KINGSTON AVE, YONKERS, NY 10701-5104
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Apr 22, 2005 · Amount on Record
Deed Sale	Apr 22, 2005 · Amount on Record
Deed Document Number	2005443270124
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

Source: Westchester County and Mount Vernon City records · Assessment roll updated May 14, 2026 · Last verified May 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

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.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$21,293.00	$11,700 (-) Land $3,200 Building $8,500	$650,000 (+6.67%) Land $177,778 Building $472,222
2024		$11,700 (-) Land $3,200 Building $8,500	$609,375 (-10.94%) Land $166,667 Building $442,708
2023		$11,700 Land $3,200 Building $8,500	$684,211 Land $187,135 Building $497,076

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 18, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
T-Mobile USA Fixed Wireless	100 / 20

Based on FCC filings for 656 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	MOUNT VERNON WATER DEPARTMENT serves 73,893 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.