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91 Main Ave, Mastic, NY 11950 Property Records

Suffolk County and Brookhaven Town property record for 91 Main Ave, Mastic, NY 11950 · Last verified August 2026

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 1,804 sqft · built 2008
Lot Size0.28 acres (12,197 sqft)
Owner2 Individual Names on File
Last Sale$324,000 (Jan 2009)
Tax Bill$7,747 (2024)
Deeds & MortgagesSep 2020 Refinance
Feb 2018 Mortgage
Flood ZoneZone X (minimal risk)
APN0200-881.00-04.00-029.001

Property Details

APN / Parcel Number

Primary APN0200-881.00-04.00-029.001
Alternative APNs
  • 472289 881.00-04-029.001
  • 00004610363
  • 0004610363
  • 4610363

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms7 Rooms
Stories2 Stories
Building Area1,804 sqft Living Area
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 2008
Effective Year BuiltEffective 2008
Architectural StyleColonial
Exterior MaterialAluminum/Vinyl
Lot Area12,197 sqft (0.28 acres)
View / LotWaterfront

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account Number4610363
Street Address91 MAIN AVE
CityMASTIC
StateNY
Zip11950-3914
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionMASTIC PARK MAP 612 SEC 9 8910 TO 8
Legal Block1000
Legal Lot Number400
JurisdictionSUFFOLK NY
Township / Civil DivisionBROOKHAVEN
Census Block Group1
Census Block1019
Census Tract159511

Owner

Source: Suffolk County and Brookhaven Town records · APN 0200-881.00-04.00-029.001

Assessment roll updated August 11, 2026 · Last verified August 2026

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

Owner of Record2 Individual Names on File
Mailing Address91 MAIN AVE, MASTIC, NY 11950-3914
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Sep 03, 2020Deed of Trust, Mortgage · Stand-Alone Refinance
GUARANTEED RATE INC
Feb 02, 2018Deed of Trust, Mortgage
GUARANTEED RATE

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleJan 06, 2009 · Amount on Record
Deed SaleJan 06, 2009 · Amount on Record
Deed Book / Page12576 / 947
Record UpdatedSep 20, 2026

September 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSUFFOLK NY
Property Address91 MAIN AVE, MASTIC, NY 11950-3914
Transaction TypeMortgage
Record UpdatedFeb 05, 2021

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0231700634
DateSep 03, 2020
Book Page23170/634
InstrumentDL024299
Lender
NameGUARANTEED RATE INC
TypeNon-Lending Institution
Agreement
TypeStand-Alone Refinance
AmountAmount Recorded
Term181 Months
DueOct 01, 2035

February 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSUFFOLK NY
Property Address91 MAIN AVE, MASTIC, NY 11950-3914
Document Number0229050129
Instrument DateFeb 02, 2018
Transaction TypeMortgage
Record UpdatedMar 28, 2018

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipHusband and Wife
Address91 MAIN AVE MASTIC NY 119503914, MASTIC, NY 11950-3914

Mortgage

Document Number0229050129
DateMar 01, 2018
Book Page022905/000129
Lender
NameGUARANTEED RATE
AddressCHICAGO, IL 60613
Agreement
AmountAmount Recorded
Term240 Months
DueFeb 28, 2038

Tax Assessment & Valuation

Source: Suffolk County and Brookhaven Town records · Assessment roll updated August 11, 2026 · Last verified August 2026

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionBrookhaven Town
Unified School DistrictWilliam Floyd Union Free School District (PK - 12)

Tax Bill & Assessment History

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

YearTax BillAssessed ValueAssessed Market Value
2025$2,145 (-) Land $150 Building $1,995$446,875 (+11,150.63%) Land $28,302 Building $376,415
2024$7,747.00
2023$2,145 Land $150 Building $1,995$3,972 Land $278 Building $3,694

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Suffolk County (36103C), updated September 18, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 361031595111, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Nearby Flood Policies4 in force

Wildfire

Wildfire RiskLow
above 4% of the US · above 5% of New York
Wildfire LikelihoodLess than 1 in 10,000 per year
ExposureDirect
burnable vegetation at the parcel

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 466 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
Optimum CommunicationsFiber8,000 / 8,000
Optimum CommunicationsCable940 / 35
VerizonFixed Wireless300 / 20
StarlinkSatellite (low-earth orbit)280 / 30

May also be available at this address: Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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