4261 Byron Ave, Bronx, NY 10466 Property Records

New York City property record for 4261 Byron Ave, Bronx, NY 10466

Property Summary

Property Type	Duplex
Details	2,578 sqft · built 1920
Lot Size	0.118 acres (5,150 sqft)
Owner	Individual Name on File
Tax Bill	$4,856 (2025)
Deeds & Mortgages	Mar 2017 Transfer
APN	`04999-0080`

Property Details

APN / Parcel Number

Primary APN	`04999-0080`
Alternative APNs	`1706049990080` `2-04999-0080`

Interior

Units	2 Units
Stories	2 Stories
Building Area	2,578 sqft Living Area
1st Floor Area	1,050 sqft

Exterior

Year Built	Built 1920
Effective Year Built	Effective 1920
Architectural Style	Duplex Single
Construction Type	Brick
Lot Area	5,150 sqft (0.118 acres)
Lot Dimensions	100 ft deep x 51.5 ft wide

Location & Zoning

Account Number	2-04999-0080
Street Address	4261 BYRON AVE
City	BRONX
State	NY
Zip	10466-3116
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R5
Legal Subdivision	WHITEHALL REALTY COMPANY
Legal Block	4999
Legal Lot Number	80
Jurisdiction	BRONX NY
Township / Civil Division	BRONX
Census Block Group	4
Census Block	4002
Census Tract	43400

Owner

Source: New York City records · APN 04999-0080

Assessment roll updated April 29, 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	78 BROOKSIDE LN, LAGRANGEVILLE, NY 12540-6240
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Transfer Date	Jan 21, 2017
Transfer Doc	0000082222
Record Updated	Jun 08, 2026

March 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BRONX NY
Recording Date	Mar 01, 2017
Property Address	4261 BYRON AVE, BRONX, NY 10466-3116
Document Number	0000082222
Instrument Date	Jan 21, 2017
Instrument	82222
Transaction Type	Transfer
Record Updated	Mar 07, 2017
Title Company	RECORD AND RETURN TITLE AGENCY, RECORD & RETURN TITLE AGENCY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Life Estate
Address	78 BROOKSIDE LN LAGRANGEVILLE NY 125406240, LAGRANGEVILLE, NY 12540-6240

Tax Assessment & Valuation

Source: New York City records · Assessment roll updated April 29, 2026 · Last verified May 2026

Property Jurisdictions

Type	Name
State	New York
County	Bronx County
Municipality	New York City
Unified School District	New York City Department Of Education (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$35,044 (+12.36%) Land $6,948 Building $28,096	$928,000 (+2.65%) Land $184,000 Building $744,000
2025	$4,856.00 (+7.03%)
2023	$4,537.00 Homeowner's exemption Senior Citizen's exemption Veteran's exemption	$31,190 Land $6,348 Building $24,842	$904,000 Land $184,000 Building $720,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Not on file

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)
Optimum Communications Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
T-Mobile USA Fixed Wireless	100 / 20

Based on FCC filings for 1,496 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system NY7003493, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	NEW YORK CITY SYSTEM serves 8,271,000 people
Water Source	Surface water
Last State Inspection	Dec 2025
Lead	10 ppb (2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Uncovered finished water reservoir currently in violation since Feb 2017
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.