303 E Sidney Ave, Mount Vernon, NY 10553 Property Records

Westchester County and Mount Vernon City property record for 303 E Sidney Ave, Mount Vernon, NY 10553

Property Summary

Property Type	Triplex
Lot Size	0.11 acres (4,792 sqft)
Owner	Individual Name on File
Last Sale	$380,000 (Nov 2009)
Tax Bill	$14,741 (2025)
Deeds & Mortgages	Mar 2018 Sale
Flood Zone	Zone X (minimal risk)
APN	`550800 165.56-2072-4`

Property Details

APN / Parcel Number

Primary APN	`550800 165.56-2072-4`
Alternative APNs	`080016505620720040000000` `038190`

Exterior

Architectural Style	Triplex
Lot Area	4,792 sqft (0.11 acres)

Location & Zoning

Account Number	038190
Street Address	303 E SIDNEY AVE
City	MOUNT VERNON
State	NY
Zip	10553-1021
Property Category	Residential
Property Type	Residential > Multi-Unit > Triplex
Legal Subdivision	DELL CHESTER HILL
Legal Block	2072
Legal Lot Number	4.000
Jurisdiction	WESTCHESTER NY
Township / Civil Division	MOUNT VERNON
Census Block Group	3
Census Block	3021
Census Tract	4100

Owner

Source: Westchester County and Mount Vernon City records · APN 550800 165.56-2072-4

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	Individual Name on File
Mailing Address	8 LISA LN, NANUET, NY 10954-1715
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Nov 19, 2009 · Amount on Record
Deed Sale	Nov 19, 2009 · Amount on Record
Prior Sale	Feb 26, 2007 · Amount on Record
Deed Document Number	2009493060498
Prior Transfer Date	Oct 25, 2007
Prior Transfer Doc	0473370836
Record Updated	Jun 08, 2026

March 2018: Deed, Transfer

Document Type	Deed
Jurisdiction	WESTCHESTER NY
Recording Date	Mar 20, 2018
Property Address	303 E SIDNEY AVE, MOUNT VERNON, NY 10553-1021
Document Number	0580523533
Map Reference	MAP1309
Instrument Date	Feb 22, 2018
Instrument	580523533
Transaction Type	Transfer
Record Updated	May 06, 2022
Title Company	ALL STATE ABSTRACT

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	8 LISA LN, 8, NANUET, NY 10954-1715

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	8 LISA LN, NANUET, NY 10954-1715
Investor	Possibly a Property Investor

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	$14,741.00	$11,640 (-) Land $3,300 Building $8,340	$646,666 (+6.67%) Land $183,333 Building $463,333
2024		$11,640 (-) Land $3,300 Building $8,340	$606,250 (-10.94%) Land $171,875 Building $434,375
2023		$11,640 Land $3,300 Building $8,340	$680,701 Land $192,982 Building $487,719

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 18, 2026 · FEMA NFIP claims and policies as of September 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
Nearby Flood Policies	3 in force
Nearby Flood Claims	2 (2018–2022)
Claims Outside the SFHA	2 of 2
Most Recent Claim	Jun 2022 · rainfall accumulation

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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.

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.