25 Patterson Ave, Greenwich, CT 06830 Property Records

Greenwich Town property record for 25 Patterson Ave, Greenwich, CT 06830

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 2,500 sqft · built 1961
Lot Size0.819 acres (35,719 sqft)
OwnerCompany Name on Record
Last Sale$1,705,000 (Jul 2001)
Tax Bill$19,496 (2023)
Flood ZoneZone X (minimal risk)
APNM:07 B:4099/S

Property Details

APN / Parcel Number

Primary APNM:07 B:4099/S
Alternative APNs
  • GREE M:07 B:3242/S
  • 282/013

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Stories1 Story
Building Area2,500 sqft Living Area
Basement Area2,332 sqft
Unfinished Basement2,332 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1961
Architectural StyleRanch
Exterior MaterialWood Siding
Construction TypeFrame
Roof TypeGable
Roof MaterialAsphalt
Lot Area35,719 sqft (0.819 acres)

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemForced Air
Heating FuelGas

Location & Zoning

Account Number282/013
Old Parcel NumberM:07 B:4099/S
Street Address25 PATTERSON AVE
CityGREENWICH
StateCT
Zip06830-4619
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR-20
Legal DescriptionBLK:3242/S CITY/MUNI/TWP:GREENWICH
Legal Block3242/S
JurisdictionGREENWICH CT
Township / Civil DivisionGREENWICH
Census Block Group3
Census Block3011
Census Tract10300

Owner

Source: Greenwich Town records, as of July 27, 2023

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

Owner of RecordCompany Name on Record
Mailing Address100 MAHER AVE, GREENWICH, CT 06830-5618
Owner TypeCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJul 13, 2001 · Amount on Record
Deed SaleJul 13, 2001 · Amount on Record
Deed Document Number0003617188
Deed Book / Page3617 / 188
Record UpdatedJun 7, 2026

Tax Assessment & Valuation

Source: Greenwich Town assessment roll, as of January 31, 2023

Property Jurisdictions

TypeName
StateConnecticut
County SubdivisionGreenwich Town
Unified School DistrictGreenwich School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2023$19,496.00 (+0.92%)$1,675,450 (-) Land $1,218,070 Building $457,380
2022$19,318.00$1,675,450 Land $1,218,070 Building $457,380

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective November 28, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 18 policies
Nearby Flood Policies18 in force
Nearby Flood Claims5 (1982–2021)
Claims Outside the SFHA4 of 5
Most Recent ClaimSep 2021 · Remnants Of Hurricane Ida
Claims by Event
  • Remnants Of Hurricane Ida, Sep 2021 · 2 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

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

Wildfire RiskLow
lower than 96% of the US · lower than 94% of Connecticut
Wildfire LikelihoodUnder 0.01% annual chance
ExposureDirect
burnable vegetation

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 SystemAQUARION-EASTERN FAIRFIELD COUNTY
private · serves 351,756 people · EPA ID CT0150011
Water SourceSurface water
Last State InspectionJun 2025
LeadUnder 1 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting24
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 316 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
AT&T
Fixed Wireless
100 / 20

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