9 Mesa Rd, Syosset, NY 11791 Property Records

Nassau County and Oyster Bay Town property record for 9 Mesa Rd, Syosset, NY 11791

Property Summary

Property TypeSingle Family Home
Details3 bd · 2.5 ba · 1,837 sqft · built 1957
Lot Size0.161 acres (7,000 sqft)
OwnerIndividual Name on File
Last Sale$600,000 (Dec 2012)
Tax Bill$23,569 (2025)
Flood ZoneZone X (minimal risk)
APN12-503-00-0020

Property Details

APN / Parcel Number

Primary APN12-503-00-0020
Alternative APNs
  • 2489-12-503-00-0020-0
  • 12503000020000000000
  • 282489 12.-503-20
  • 12503 00200

Interior

Bedrooms3 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms7 Rooms
Stories1 Story
Building Area1,837 sqft Living Area
1st Floor Area1,417 sqft
Basement Area361 sqft
Finished Basement361 sqft
Game RoomGame Room

Exterior

Year BuiltBuilt 1957
Effective Year BuiltEffective 1957
Architectural StyleSplit Level
Exterior MaterialBrick
Construction TypeStone
Foundation TypeConcrete
Roof MaterialOther
Lot Area7,000 sqft (0.161 acres)
Lot Dimensions100 ft deep x 70 ft wide
Garage TypeBasement
Parking Spaces2 Parking Spaces
Deck Area228 sqft
Patio Area148 sqft
Balcony Area31 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
Heating FuelOil
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number12503 00200
Street Address9 MESA RD
CitySYOSSET
StateNY
Zip11791-6922
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionTOWN #3 SCH DIST 013
Legal Block503
Legal Lot Number20
JurisdictionNASSAU NY
Township / Civil DivisionOYSTER BAY
Census Block Group3
Census Block3012
Census Tract518800

Owner

9 Mesa Rd is owned and occupied by an individual who bought it in December 2012.

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

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

Owner of RecordIndividual Name on File
Mailing Address9 MESA RD, SYOSSET, NY 11791-6922
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleDec 3, 2012 · Amount on File
Deed SaleDec 3, 2012 · Amount on File
Prior SaleJan 14, 1999 · Amount on File
Deed Document Number2012905
Deed Book / Page12892 / 364
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

The 2025 property tax bill for 9 Mesa Rd was $23,569.

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 DistrictSyosset Central School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$693 Land $313 Building $380$693,000
2025$23,569.00
2023$19,953.00 Additional exemption filed$704 Land $336 Building $368$704,000

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 9 Mesa Rd in Zone X, an area of minimal flood risk.

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

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

The area around 9 Mesa Rd has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire RiskNot 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 SystemPLAINVIEW WD
public/private · serves 34,000 people · EPA ID NY2902845
Water SourceGroundwater
Last State InspectionJun 2024
LeadUnder 1 ppb (2021–2023)
action level 15 ppb

Violations Reported to EPA

Water QualityTetrachloroethylene
resolved · Jul 2017
cis-1,2-Dichloroethylene
resolved · Jul 2017
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 638 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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