16 Prospect Ave, Darien, CT 06820 Property Records

Darien Town property record for 16 Prospect Ave, Darien, CT 06820

Property Summary

Property Type	Single Family Home
Details	5 bd · 3.5 ba · 4,030 sqft · built 1870
Lot Size	0.51 acres (22,216 sqft)
Owner	2 Individual Names on File
Last Sale	$2,650,000 (Oct 2024)
Tax Bill	$19,655 (2025)
Deeds & Mortgages	Oct 2024 Sale & Mortgage Jan 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`DARI M:15 B:5`

Property Details

APN / Parcel Number

Primary APN	`DARI M:15 B:5`
Alternative APN	`7865`

Interior

Bedrooms	5 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	4,030 sqft Living Area
1st Floor Area	1,965 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1870
Effective Year Built	Effective 1870
Architectural Style	Colonial
Exterior Material	Wood Siding
Lot Area	22,216 sqft (0.51 acres)
Sauna	Sauna

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Oil

Location & Zoning

Account Number	7865
Street Address	16 PROSPECT AVE
City	DARIEN
State	CT
Zip	06820-3511
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R12
Legal Block	5
Jurisdiction	DARIEN CT
Township / Civil Division	DARIEN
Census Block Group	2
Census Block	2009
Census Tract	30200

Owner

16 Prospect Ave is owned by two individuals who bought it in October 2024.

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

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

Owner of Record	2 Individual Names on File
Mailing Address	2 MEMORY LN, NORWALK, CT 06853-1114
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Oct 29, 2024	Warranty Deed, Transfer · Stand-Alone First Mortgage MORGAN STANLEY PRIVATE BANK
Jan 31, 2020	Deed of Trust, Mortgage · Balloon Mortgage CITIZENS BANK
Jan 31, 2020	Deed of Trust, Mortgage · Stand-Alone Refinance CITIZENS BANK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 29, 2024 · Amount on File
Deed Sale	Oct 29, 2024 · Amount on File
Prior Sale	Aug 22, 2007 · Amount on File
Deed Document Number	20241986
Deed Book / Page	1768 / 946
Transfer Doc	1486000103
Record Updated	Oct 29, 2026

October 2024: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	DARIEN CT
Recording Date	Oct 29, 2024
Property Address	16 PROSPECT AVE, DARIEN, CT 06820-3511
Document Number	001768-946
Book / Page	1768 / 946
Instrument Date	Oct 28, 2024
Instrument	1986
Transaction Type	Transfer
Record Updated	Mar 13, 2026

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	Joint Tenants
Address	2 MEMORY LN, NORWALK, CT 06853-1114

Mortgage

Document Number	0001768949
Date	Oct 29, 2024
Instrument	1768/949

Lender

Name	MORGAN STANLEY PRIVATE BANK

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate
Rate	5.4%
Type Change Date	Nov 1, 2034
Max Rate At Change	3%
Index	Other
Margin	3

January 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	DARIEN CT
Property Address	16 PROSPECT AVE, DARIEN, CT 06820-3511
Transaction Type	Mortgage
Record Updated	Feb 7, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	1671-339
Date	Jan 31, 2020
Book Page	1671/339

Lender

Name	CITIZENS BANK
Type	Bank

Agreement

Type	Balloon Mortgage
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2050

January 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	DARIEN CT
Property Address	16 PROSPECT AVE, DARIEN, CT 06820-3511
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	1671-317
Date	Jan 31, 2020
Book Page	1671/317

Lender

Name	CITIZENS BANK
Type	Bank

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 16 Prospect Ave was $19,655.

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	$19,655.00	$1,269,730 Land $626,990 Building $642,740	$888,811 Land $438,893 Building $449,918
2024	$19,655.00 (+14.69%)
2023	$17,138.00 (+2.21%)	$973,210 (-) Land $447,860 Building $525,350
2022	$16,768.00	$973,210 Land $447,860 Building $525,350

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

Flood

FEMA maps place 16 Prospect Ave 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 16 Prospect Ave is low, with 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 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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