21 Alexander St, Babylon, NY 11702 Property Records

Suffolk County and Babylon Town property record for 21 Alexander St, Babylon, NY 11702

Property Summary

Property TypeSingle Family Home
Details3.5 ba · 4,746 sqft
Lot Size0.281 acres (12,220 sqft)
Owner2 Individual Names on File
Last Sale$722,500 (Aug 2013)
Tax Bill$30,502 (2024)
Deeds & MortgagesMar 2018 Transfer
Flood ZoneZone X (minimal risk)
APN472003 1.-2-61.1

Property Details

APN / Parcel Number

Primary APN472003 1.-2-61.1
Alternative APNs
  • 0102-001.00-02.00-061.001
  • 47200036370
  • 20220301002
  • 20230301002
  • 20250301002

Interior

Full Baths3.5 Baths
Half Baths1 Half Bath
Building Area4,746 sqft Building Perimeter

Exterior

Lot Area12,220 sqft (0.281 acres)
Lot Dimensions130 ft deep x 94 ft wide

Location & Zoning

Account Number20250301002
Street Address21 ALEXANDER ST
CityBABYLON
StateNY
Zip11702-1101
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionFM 199 LTS 123-125 & P/O 122, 154, & 151-153
Legal Block2
Legal Lot Number61
JurisdictionSUFFOLK NY
Township / Civil DivisionBABYLON
Census Block Group4
Census Block4000
Census Tract124500

Owner

21 Alexander St is owned and occupied by two individuals who acquired it in February 2018.

Source: Suffolk County and Babylon Town records, as of August 11, 2026

Owner of Record2 Individual Names on File
Mailing Address21 ALEXANDER ST, BABYLON, NY 11702-1101
OccupancyOwner Occupied
Owner TypeIndividual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleAug 5, 2013 · Amount on File
Deed SaleAug 5, 2013 · Amount on File
Deed Book / Page12739 / 135
Last Transfer DateFeb 5, 2018
Transfer Doc0129520625
Record UpdatedOct 29, 2026

March 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionSUFFOLK NY
Recording DateMar 5, 2018
Property Address21 ALEXANDER ST, BABYLON, NY 11702-1101
Document Number0129520625
Book / Page12952 / 625
Instrument DateFeb 5, 2018
Instrument0018-0040623
Transaction TypeTransfer
Record UpdatedAug 20, 2021

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address214 RALPH AVE, BABYLON, NY 11702-1118

Tax Assessment & Valuation

Source: Suffolk County and Babylon Town assessment roll, as of August 11, 2026

Property Jurisdictions

TypeName
StateNew York
MunicipalityBabylon Village
CountySuffolk County
County SubdivisionBabylon Town
Unified School DistrictBabylon Union Free School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$8,490 Land $340 Building $8,150
2024$30,502.00
2023$8,490 Land $340 Building $8,150$474,301 Land $18,994 Building $455,307

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

FEMA maps place 21 Alexander St in Zone X, an area of minimal flood risk, though there have been 5 flood claims nearby since 1985.

Source: FEMA National Flood Hazard Layer, effective September 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on File
median of 18 policies
Nearby Flood Policies18 in force
Nearby Flood Claims5 (1985–2014)
Claims Outside the SFHA4 of 5
Most Recent ClaimAug 2014 · rainfall accumulation

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.

Wildfire

Wildfire risk around 21 Alexander St is low, with less than a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 97% of the US · lower than 96% of New York
Wildfire LikelihoodUnder 0.01% annual chance
ExposureDirect
burnable vegetation

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 SystemSUFFOLK COUNTY WATER AUTHORITY
serves 1,100,000 people · EPA ID NY5110526
Water SourceGroundwater
Last State InspectionJan 2024
Lead1 ppb (2025–2027)
action level 15 ppb

Violations Reported to EPA

Water QualityAsbestos
resolved · Jul 2020
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 486 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum
Fiber · Cable
8,000 / 8,000
Verizon
Fiber · Fixed Wireless in parts of the area
2,300 / 2,300
T-Mobile
Fixed Wireless
100 / 20

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