6 Prospect Ave, Darien, CT 06820 Property Records

Darien Town property record for 6 Prospect Ave, Darien, CT 06820

Property Summary

Property Type	Single Family Home
Details	5 bd · 6.5 ba · 4,457 sqft · built 1965
Lot Size	0.44 acres (19,166 sqft)
Owner	Individual Name on Record
Last Sale	$1,050,000 (Jun 2018)
Tax Bill	$30,127 (2025)
Deeds & Mortgages	Sep 2019 Refinance Jun 2018 Sale
Flood Zone	Zone X (minimal risk)
APN	`DARI M:15 B:1`

Property Details

APN / Parcel Number

Primary APN	`DARI M:15 B:1`
Alternative APN	`8664`

Interior

Bedrooms	5 Beds
Full Baths	6.5 Baths
Half Baths	1 Half Bath
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	4,457 sqft Living Area
1st Floor Area	1,320 sqft
Basement Area	704 sqft
Unfinished Basement	704 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1965
Effective Year Built	Effective 2019
Architectural Style	Colonial
Exterior Material	Wood Siding
Lot Area	19,166 sqft (0.44 acres)
Garage Type	Attached
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	8664
Street Address	6 PROSPECT AVE
City	DARIEN
State	CT
Zip	06820-3511
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R12
Legal Block	1
Jurisdiction	DARIEN CT
Township / Civil Division	DARIEN
Census Block Group	2
Census Block	2009
Census Tract	30200

Owner

Source: Darien Town records, as of June 25, 2026

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

Owner of Record	Individual Name on Record
Mailing Address	6 PROSPECT AVE, DARIEN, CT 06820-3511
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Sep 16, 2019	Deed of Trust, Mortgage · Stand-Alone Refinance SUMA YONKERS FCU
Jun 28, 2018	Warranty Deed, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 28, 2018 · Amount on Record
Deed Sale	Jun 28, 2018 · Amount on Record
Prior Sale	Jul 8, 1998 · Amount on Record
Deed Book / Page	1638 / 407
Record Updated	Sep 20, 2026

September 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	DARIEN CT
Property Address	6 PROSPECT AVE, DARIEN, CT 06820-3511
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	1661-474
Date	Sep 16, 2019
Book Page	1661/474

Lender

Name	SUMA YONKERS FCU

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	181 Months
Due	Oct 1, 2034

June 2018: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	DARIEN CT
Recording Date	Jun 28, 2018
Property Address	6 PROSPECT AVE, DARIEN, CT 06820-3511
Document Number	1638-407
Book / Page	001638 / 000407
Instrument Date	Jun 28, 2018
Transaction Type	Transfer
Record Updated	Jul 17, 2018

Transaction

Amount	Amount Recorded
Tax	$1,050.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$30,127.00	$1,946,210 (+26.28%) Land $611,520 Building $1,334,690	$1,362,347 Land $428,064 Building $934,283
2024	$30,127.00 (+11.01%)
2023	$27,140.00 (+2.2%)	$1,541,190 (-) Land $436,800 Building $1,104,390
2022	$26,555.00	$1,541,190 Land $436,800 Building $1,104,390

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

Flood

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

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

Wildfire Risk	Low lower than 80% of the US · above 55% of Connecticut
Wildfire Likelihood	0.01% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 242 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Frontier Fiber	7,000 / 7,000
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30

May also be available: T-Mobile.

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