356 Union Ave, Mount Vernon, NY 10550 Property Records

Westchester County and Mount Vernon City property record for 356 Union Ave, Mount Vernon, NY 10550

Property Summary

Property Type	Residential Vacant Land
Lot Size	0.06 acres (2,614 sqft)
Owner	Company Name on Record
Last Sale	$35,000 (Dec 2022)
Tax Bill	$1,719 (2026)
Deeds & Mortgages	Dec 2022 Sale Apr 2019 Sale
Flood Zone	Zone X (minimal risk)
APN	`550800 169.31-3127-15`

Property Details

APN / Parcel Number

Primary APN	`550800 169.31-3127-15`
Alternative APNs	`080016903131270150000000` `088730`

Exterior

Lot Area	2,614 sqft (0.06 acres)

Location & Zoning

Account Number	088730
Street Address	356 UNION AVE
City	MOUNT VERNON
State	NY
Zip	10550-4544
Property Category	Residential
Property Type	Vacant Land > Residential
Legal Subdivision	MAP OF THE VILLAGE OF MOUNT VERNON
Legal Block	3127
Legal Lot Number	15.000
Jurisdiction	WESTCHESTER NY
Township / Civil Division	MOUNT VERNON
Census Block Group	1
Census Block	1009
Census Tract	2700

Owner

Source: Westchester County and Mount Vernon City records, as of October 21, 2026

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

Owner of Record	Company Name on Record
Mailing Address	PO BOX 634, MOUNT VERNON, NY 10552-0634
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Date	Document
Dec 15, 2022	Bargain and Sale Deed, Transfer
Apr 1, 2019	Grant Deed, Transfer TITLESERV INC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 15, 2022 · Amount on Record
Deed Sale	Dec 15, 2022 · Amount on Record
Prior Sale	Dec 15, 2022 · Amount on Record
Deed Document Number	2022623333533
Record Updated	Oct 29, 2026

December 2022: Bargain and Sale Deed, Transfer

Document Type	Bargain and Sale Deed
Jurisdiction	WESTCHESTER NY
Recording Date	Dec 15, 2022
Property Address	356 UNION AVE, MOUNT VERNON, NY 10550-4544
Document Number	0623333533
Map Reference	MAP 144
Instrument Date	Dec 7, 2022
Instrument	623333533
Transaction Type	Transfer
Record Updated	Dec 30, 2022

Transaction

Amount	Amount Recorded
Tax	$140.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	43 WINDING ROAD FARM E, ARDSLEY, NY 10502-2711

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	123 MARPAMOC AVE #410 # 410, 410, MAMARONECK, NY 10543

April 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	WESTCHESTER NY
Recording Date	Apr 1, 2019
Property Address	356 UNION AVE, MOUNT VERNON, NY 10550-4544
Document Number	0590233502
Book / Page	059023 / 003502
Instrument Date	Dec 31, 2018
Transaction Type	Transfer
Record Updated	Apr 9, 2019
Title Company	TITLESERV INC

Transaction

Amount	Amount Recorded
Tax	$396.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	2445 MAIN ST WHITE PLAINS NY 10601, WHITE PLAINS, NY 10601

Tax Assessment & Valuation

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	$1,719.00 (-86.88%)
2025	$13,103.00	$1,000 (-) Land $1,000	$55,556 (+6.67%) Land $55,556
2024		$1,000 (-) Land $1,000	$52,083 (-10.94%) Land $52,083
2023		$1,000 Land $1,000	$58,480 Land $58,480

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

Source: FEMA National Flood Hazard Layer, effective September 18, 2026

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

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

Wildfire

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 839 locations within half a mile, as of December 31, 2025

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

May also be available: T-Mobile.

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