191 Forest Ave, Locust Valley, NY 11560 Property Records

Nassau County and Oyster Bay Town property record for 191 Forest Ave, Locust Valley, NY 11560

Property Summary

Property TypeCommercial Office
Details6,532 sqft · built 1985
Lot Size0.137 acres (5,950 sqft)
Owner2 Company Names on Record
Tax Bill$21,321 (2025)
Flood ZoneZone X (minimal risk)
APN23-020-00-0055

Property Details

APN / Parcel Number

Primary APN23-020-00-0055
Alternative APNs
  • 2489-23-020-00-0055-0
  • 23020000055000000000
  • 282489 23.-20-55
  • 23020 00550

Interior

Units3 Units
Stories1 Story
Building Area6,532 sqft Gross Area
1st Floor Area4,899 sqft
Interior WallsFinished/Painted

Exterior

Year BuiltBuilt 1985
Effective Year BuiltEffective 1985
Exterior MaterialBrick Veneer
Construction TypeSteel Frame
Fire ResistanceMasonry Walls, Wood Interior
Lot Area5,950 sqft (0.137 acres)
Lot Dimensions11.9 ft deep x 5 ft wide
View / LotMajor Commercial Strip

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemHVAC
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number23020 00550
Street Address191 FOREST AVE
CityLOCUST VALLEY
StateNY
Zip11560-2143
Property CategoryCommercial
Property TypeCommercial > Office > Commercial Office
Legal Description55-56
Legal Block20
Legal Lot Number55-56
JurisdictionNASSAU NY
Township / Civil DivisionOYSTER BAY
Census Block Group2
Census Block2019
Census Tract517802

Owner

Source: Nassau County and Oyster Bay Town records, as of June 17, 2026

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

Owner of Record2 Company Names on Record
Mailing Address12 FROST CREEK DR, LOCUST VALLEY, NY 11560-1027
Owner TypeCompany
VestingBorrower in Default

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: Nassau County and Oyster Bay Town assessment roll, as of June 17, 2026

Property Jurisdictions

TypeName
StateNew York
CountyNassau County
County SubdivisionOyster Bay Town
Unified School DistrictLocust Valley Central School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$6,031 (+40.22%) Land $2,142 Building $3,889$603,100 (+40.22%)
2025$21,321.00 (+4.03%)
2023$20,495.00$4,301 Land $1,362 Building $2,939$430,100

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 April 5, 2023 · 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 Policies4 in force
Nearby Flood Claims5 (1978–2024)
Claims Outside the SFHA5 of 5
Most Recent ClaimSep 2024 · 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

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

Wildfire RiskLow
lower than 80% of the US · above 54% of New York
Wildfire Likelihood0.01% annual chance
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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 SystemLOCUST VALLEY WD
public/private · serves 7,500 people · EPA ID NY2902833
Water SourceGroundwater
Last State InspectionDec 2025
LeadUnder 1 ppb (2021–2023)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
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 293 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

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