42 Post St, Yonkers, NY 10705 Property Records

Westchester County and Yonkers City property record for 42 Post St, Yonkers, NY 10705

Property Summary

Property Type	Mixed Use Commercial Office / Residential
Details	4,362 sqft · built 1904
Lot Size	0.05 acres (2,178 sqft)
Owner	Company Name on Record
Last Sale	$830,000 (Mar 2024)
Tax Bill	$2,764 (2026)
Deeds & Mortgages	Mar 2024 Sale Dec 2019 Sale + 2 more
Flood Zone	Zone X (minimal risk)
APN	`551800 1.-127-1`

Property Details

APN / Parcel Number

Primary APN	`551800 1.-127-1`
Alternative APNs	`180000100001270010000000` `102419518`

Interior

Units	3 Units
Stories	3 Stories
Building Area	4,362 sqft Gross Area
Basement Area	294 sqft
Unfinished Basement	294 sqft

Exterior

Year Built	Built 1904
Effective Year Built	Effective 1904
Lot Area	2,178 sqft (0.05 acres)
Lot Dimensions	95 ft deep x 25 ft wide
Garage Type	Attached
Garage Area	324 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating Fuel	Oil
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Account Number	102419518
Street Address	42 POST ST
City	YONKERS
State	NY
Zip	10705-8207
Property Category	Commercial
Property Type	Commercial > Office > Mixed Use Commercial Office / Residential
Local Zoning Code	M
Legal Block	127
Legal Lot Number	1.000
Jurisdiction	WESTCHESTER NY
Township / Civil Division	YONKERS
Census Block Group	3
Census Block	3001
Census Tract	205

Owner

Source: Westchester County and Yonkers 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	109 COOPER DR, NYACK, NY 10960-4346
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Date	Document
Mar 28, 2024	Bargain and Sale Deed, Transfer JUDICIAL TITLE INSURANCE COMPANY, JUDICIAL TITLE INSURANCE
Dec 27, 2019	Bargain and Sale Deed, Transfer
Dec 21, 2018	Grant Deed, Transfer CASTLE TITLE INSURANCE AGENCY, CASTLE TITLE INS AGENCY
Mar 16, 2017	Grant Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 28, 2024 · Amount on Record
Deed Sale	Mar 28, 2024 · Amount on Record
Prior Sale	Dec 27, 2019 · Amount on Record
Deed Document Number	20243621
Prior Transfer Date	Mar 21, 2024
Prior Transfer Doc	0000003621
Record Updated	Oct 29, 2026

March 2024: Bargain and Sale Deed, Transfer

Document Type	Bargain and Sale Deed
Jurisdiction	WESTCHESTER NY
Recording Date	Mar 28, 2024
Property Address	42 POST ST, YONKERS, NY 10705-8207
Document Number	0640793621
Instrument Date	Mar 21, 2024
Instrument	640793621
Transaction Type	Transfer
Record Updated	Apr 29, 2024
Title Company	JUDICIAL TITLE INSURANCE COMPANY, JUDICIAL TITLE INSURANCE

Transaction

Amount	Amount Recorded
Tax	$3,320.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	29 ALBEMARLE PL, YONKERS, NY 10701-6711

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	109 COOPER DR, NYACK, NY 10960-4346

December 2019: Bargain and Sale Deed, Transfer

Document Type	Bargain and Sale Deed
Jurisdiction	WESTCHESTER NY
Recording Date	Dec 27, 2019
Property Address	42 POST ST, YONKERS, NY 10705-8207
Document Number	0593223415
Instrument Date	Nov 20, 2019
Instrument	593223415
Transaction Type	Transfer
Record Updated	May 6, 2022

Transaction

Amount	Amount Recorded
Tax	$2,800.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	307 EAST ST, 307, NEW YORK, NY 10128

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	29 ABERMARLE PLACE, YONKERS, NY 10701

December 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	WESTCHESTER NY
Recording Date	Dec 21, 2018
Property Address	42 POST ST, YONKERS, NY 10705-8207
Document Number	0583513601
Book / Page	058351 / 003601
Instrument Date	Apr 25, 2018
Transaction Type	Transfer
Record Updated	Feb 4, 2019
Title Company	CASTLE TITLE INSURANCE AGENCY, CASTLE TITLE INS AGENCY

Transaction

Amount	Amount Recorded
Tax	$1,800.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	307 E 91ST ST NEW YORK NY 101286015, NEW YORK, NY 10128-6015

March 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	WESTCHESTER NY
Recording Date	Mar 16, 2017
Property Address	42 POST ST, YONKERS, NY 10705-8207
Document Number	0570603045
Book / Page	057060 / 003045
Instrument Date	Mar 1, 2017
Transaction Type	Transfer
Record Updated	Jul 25, 2017
Title Company	ATTORNEY ONLY

Transaction

Amount	Amount Recorded
Tax	$2,130.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	243 5TH AVE #219 NEW YORK NY 100168703, 219, NEW YORK, NY 10016-8703

Tax Assessment & Valuation

Source: Westchester County and Yonkers City assessment roll, as of May 14, 2026

Property Jurisdictions

Type	Name
State	New York
County	Westchester County
Municipality	Yonkers City
Unified School District	Yonkers City School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$2,764.00 (-81.65%)
2025	$15,065.00	$13,200 (-) Land $1,900 Building $11,300	$767,442 (+3.49%) Land $110,465 Building $656,977
2024		$13,200 (-) Land $1,900 Building $11,300	$741,573 (+0.56%) Land $106,742 Building $634,831
2023		$13,200 Land $1,900 Building $11,300	$737,430 Land $106,145 Building $631,285
2020	$13,896.00

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	YONKERS CITY serves 211,569 people · EPA ID NY5903465
Water Source	Purchased surface water from several systems
Last State Inspection	Jul 2025
Lead	7 ppb (2024–2026) 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 700 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300

May also be available: T-Mobile.

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