3 21st Ave, Bay Shore, NY 11706 Property Records

Suffolk County and Islip Town property record for 3 21st Ave, Bay Shore, NY 11706

Property Summary

Property TypeSingle Family Home
Lot Size0.27 acres (11,761 sqft)
OwnerIndividual Name on File
Deeds & MortgagesJan 2021 Transfer
Flood ZoneZone X (minimal risk)
APN472889 246.-2-86

Property Details

APN / Parcel Number

Primary APN472889 246.-2-86
Alternative APNs
  • 0500-246.00-02.00-086.000
  • 288924600000020860000000
  • 472800499650
  • 228980

Exterior

Lot Area11,761 sqft (0.27 acres)
Lot Dimensions158 ft deep x 75 ft wide

Location & Zoning

Account Number228980
Street Address3 21ST AVE
CityBAY SHORE
StateNY
Zip11706-3112
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeB
Legal DescriptionX2207686Y193018 T018H00000000
Legal Block6000
Legal Lot Number200
JurisdictionSUFFOLK NY
Township / Civil DivisionISLIP
Census Block Group1
Census Block1010
Census Tract146002

Owner

3 21st Ave is owned and occupied by an individual who acquired it in October 2020.

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

Owner of RecordIndividual Name on File
Mailing Address3 21ST AVE, BAY SHORE, NY 11706-3112
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 NamesName on Deed
Last Transfer DateOct 5, 2020
Transfer Doc0130860523
Record UpdatedOct 29, 2026

January 2021: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionSUFFOLK NY
Recording DateJan 12, 2021
Property Address3 21ST AVE, BAY SHORE, NY 11706-3112
Document Number0130860523
Book / Page013086 / 000523
Instrument DateOct 25, 2020
Transaction TypeTransfer
Record UpdatedMar 15, 2021
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address3 21ST AVE BAY SHORE NY 117063112, BAY SHORE, NY 11706-3112

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionIslip Town
Unified School DistrictBrentwood Union Free School District (PK - 12)

Tax Bill & Assessment History

YearAssessed ValueAssessed Market Value
2025$29,100 Land $7,000 Building $22,100
2024$409,860 (+2.54%) Land $98,592 Building $311,268
2023$29,100 Land $7,000 Building $22,100$399,725 Land $96,154 Building $303,571

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

Flood

FEMA maps place 3 21st Ave in Zone X, an area of minimal flood risk, though there have been 8 flood claims nearby since 1991.

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
Nearby Flood Policies5 in force
Nearby Flood Claims8 (1991–2012)
Most Recent ClaimOct 2012 · Hurricane Sandy
Claims by Event
  • Hurricane Sandy, Oct 2012 · 4 claims

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 3 21st Ave 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 98% of the US · lower than 97.9% of New York
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond 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 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 415 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum
Fiber · Cable
8,000 / 8,000
Verizon
Fiber
2,300 / 2,300

May also be available: T-Mobile.

Nearby Properties on 21st Ave

Nearby Streets

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