99 William St, Buffalo, NY 14203 Property Records

Erie County and Buffalo City property record for 99 William St, Buffalo, NY 14203

Property Summary

Property TypeSingle Family Home
Details3 bd · 1.5 ba · 1,564 sqft · built 1991
Lot Size0.262 acres (11,390 sqft)
OwnerIndividual Name on Record
Last Sale$272,500 (Sep 2022)
Tax Bill$862 (2026)
Deeds & MortgagesSep 2022 Sale
Flood ZoneZone X (minimal risk)
APN140200 111.14-1-43

Property Details

APN / Parcel Number

Primary APN140200 111.14-1-43
Alternative APNs
  • 02001111400001043000
  • 00137270

Interior

Bedrooms3 Beds
Full Baths1.5 Baths
Half Baths1 Half Bath
Stories2 Stories
Building Area1,564 sqft Living Area
1st Floor Area914 sqft
2nd Floor Area650 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1991
Effective Year BuiltEffective 1991
Architectural StyleColonial
Exterior MaterialAluminum/Vinyl
Lot Area11,390 sqft (0.262 acres)
Lot Dimensions170 ft deep x 67 ft wide
Garage TypeAttached
Garage Area400 sqft
Parking Spaces2 Parking Spaces

Exterior Amenities

Pool Area550 sqft
PorchCovered Porch
Porch Area36 sqft
Patio Area300 sqft
Canopy192 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
Heating FuelOil
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number00137270
Street Address99 WILLIAM ST
CityBUFFALO
StateNY
Zip14203-2010
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeN-4-30
Legal Description825 W PINE
Legal Block1
Legal Lot Number43.000
JurisdictionERIE NY
Township / Civil DivisionBUFFALO
Census Block Group2
Census Block2002
Census Tract1403

Owner

Source: Erie County and Buffalo City records, as of October 20, 2026

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

Owner of RecordIndividual Name on Record
Mailing Address99 WILLIAM ST, BUFFALO, NY 14203-2010
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleSep 23, 2022 · Amount on Record
Deed SaleSep 23, 2022 · Amount on Record
Deed Document Number2022182273
Deed Book / Page11408 / 1650
Record UpdatedOct 29, 2026

September 2022: Deed, Transfer

Document TypeDeed
JurisdictionERIE NY
Recording DateSep 23, 2022
Property Address99 WILLIAM ST, BUFFALO, NY 14203-2010
Document Number0114081650
Book / Page11408 / 1650
Instrument DateSep 16, 2022
Instrument2022182273
Transaction TypeTransfer
Record UpdatedDec 7, 2022

Transaction

AmountAmount Recorded
Tax$1,090.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address99 WILLIAM ST, 99, BUFFALO, NY 14203-2010

Transferred To (Grantee/Buyer)

NameVerified Name
Address220 CLINTON ST, BUFFALO, NY 14204-1739

Tax Assessment & Valuation

Source: Erie County and Buffalo City assessment roll, as of May 19, 2026

Property Jurisdictions

TypeName
StateNew York
CountyErie County
MunicipalityBuffalo City
Unified School DistrictBuffalo City School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$862.00 (-64.83%)
2025$2,451.00 (+12.64%)$261,000 (+94.78%) Land $17,000 Building $244,000$261,000 (+19.79%) Land $17,000 Building $244,000
2024$2,176.00 (+212.64%)$134,000 (-) Land $3,900 Building $130,100$217,886 (+13.82%) Land $6,341 Building $211,545
2023$696.00 Homeowner's exemption$134,000 Land $3,900 Building $130,100$191,429 Land $5,571 Building $185,858

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 November 20, 2024

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

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 SystemBUFFALO WATER AUTHORITY
serves 276,000 people · EPA ID NY1400422
Water SourceSurface water
Last State InspectionJul 2023
Lead3 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting2
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)
Spectrum
Cable · Fiber in parts of the area
1,000 / 1,000
Verizon
Fixed Wireless · Fiber in parts of the area
1,000 / 75
T-Mobile
Fixed Wireless
100 / 20

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