12 Louden St, Greenwich, CT 06830 Property Records

Greenwich Town property record for 12 Louden St, Greenwich, CT 06830

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,488 sqft · built 1940
Lot Size	0.12 acres (5,227 sqft)
Owner	2 Individual Names on File
Last Sale	$665,000 (Feb 2024)
Tax Bill	$5,456 (2026)
Deeds & Mortgages	Feb 2024 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`04-1082S`

Property Details

APN / Parcel Number

Primary APN	`04-1082S`
Alternative APNs	`GREE M:04 B:1082/S` `181/014`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,488 sqft Living Area
Basement Area	429 sqft
Unfinished Basement	429 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1940
Effective Year Built	Effective 1975
Architectural Style	Cape Cod
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	5,227 sqft (0.12 acres)
Garage Type	Attached
Parking Spaces	1 Parking Space
Deck Area	Deck Area

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	181/014
Street Address	12 LOUDEN ST
City	GREENWICH
State	CT
Zip	06830-5934
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-7
Legal Block	1082/S
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	2
Census Block	2000
Census Tract	11300

Owner

12 Louden St is owned by two individuals who bought it in February 2024.

Source: Greenwich Town records, as of October 21, 2026

Owner of Record	2 Individual Names on File
Mailing Address	7 GREGORY RD, COS COB, CT 06807-1607
Owner Type	Individual
Vesting	Tenants in Common

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

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 7, 2024 · Amount on File
Deed Sale	Feb 7, 2024 · Amount on File
Deed Document Number	2024697
Deed Book / Page	8297 / 282
Record Updated	Oct 29, 2026

February 2024: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Feb 7, 2024
Property Address	12 LOUDEN ST, GREENWICH, CT 06830-5934
Document Number	008297-282
Book / Page	8297 / 282
Instrument Date	Feb 6, 2024
Instrument	697
Transaction Type	Transfer
Record Updated	Mar 18, 2025

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Common
Address	7 GREGORY RD, COS COB, CT 06807-1607

Mortgage

Document Number	0000000698
Date	Feb 7, 2024
Instrument	698

Lender

Name	MUTUAL OF OMAHA MORTGAGE

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount on Record

Tax Assessment & Valuation

The 2026 property tax bill for 12 Louden St was $5,456, up 26.1% from the year before.

Source: Greenwich Town assessment roll, as of June 25, 2026

Property Jurisdictions

Type	Name
State	Connecticut
County Subdivision	Greenwich Town
Unified School District	Greenwich School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$5,456.00 (+26.12%)	$520,450 (+48.7%) Land $361,620 Building $158,830	$902,332 (+268.3%)
2025	$4,326.00	$350,000 Land $301,910 Building $48,090	$245,000 Land $211,337 Building $33,663
2024	$4,326.00 (+6.21%)
2023	$4,073.00 (-10.88%)	$350,000 (-11.69%) Land $301,910 Building $48,090
2022	$4,570.00	$396,340 Land $301,910 Building $94,430

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 12 Louden St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective November 28, 2025

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

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

Wildfire

Wildfire risk around 12 Louden St is low, with less than a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 99.1% of the US · lower than 99% of Connecticut
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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 System	AQUARION-EASTERN FAIRFIELD COUNTY private · serves 351,756 people · EPA ID CT0150011
Water Source	Surface water
Last State Inspection	Jun 2025
Lead	Under 1 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	24 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 108 locations within half a mile, as of December 31, 2025

Provider	Max 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