13 Prospect Ave, Darien, CT 06820 Property Records

Darien Town property record for 13 Prospect Ave, Darien, CT 06820

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,600 sqft · built 1867
Lot Size	0.49 acres (21,344 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,400,000 (Jun 2012)
Tax Bill	$15,560 (2025)
Deeds & Mortgages	Apr 2025 Line of Credit Sep 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`DARI M:16 B:75`

Property Details

APN / Parcel Number

Primary APN	`DARI M:16 B:75`
Alternative APN	`7527`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	2,600 sqft Living Area
1st Floor Area	1,834 sqft
Basement Area	576 sqft
Unfinished Basement	576 sqft
Game Room	Game Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1867
Effective Year Built	Effective 1867
Architectural Style	Colonial
Exterior Material	Wood Siding
Lot Area	21,344 sqft (0.49 acres)

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	7527
Street Address	13 PROSPECT AVE
City	DARIEN
State	CT
Zip	06820-3512
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R13
Legal Block	75
Jurisdiction	DARIEN CT
Township / Civil Division	DARIEN
Census Block Group	2
Census Block	2010
Census Tract	30200

Owner

Source: Darien Town 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 Record	2 Individual Names on Record
Mailing Address	13 PROSPECT AVE, DARIEN, CT 06820-3512
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Apr 21, 2025	Deed of Trust, Mortgage · Line of Credit US BANK NA
Sep 30, 2020	Deed of Trust, Mortgage · ARM US BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 28, 2012 · Amount on Record
Deed Sale	Jun 28, 2012 · Amount on Record
Prior Sale	Oct 2, 2000 · Amount on Record
Deed Book / Page	1461 / 403
Record Updated	Oct 29, 2026

April 2025: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	DARIEN CT
Property Address	13 PROSPECT AVE, DARIEN, CT 06820-3512
Transaction Type	Mortgage
Record Updated	Nov 25, 2025

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	001773-439
Date	Apr 21, 2025
Book Page	1773/439

Lender

Name	US BANK NA
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2055

Interest

Rate Type	Adjustable Rate

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	DARIEN CT
Property Address	13 PROSPECT AVE, DARIEN, CT 06820-3512
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	1694-532
Date	Sep 30, 2020
Book Page	1694/532

Lender

Name	US BANK NA
Type	Bank

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Oct 1, 2050

Interest

Rate Type	Adjustable Rate
Rate	2.88%
Type Change Date	Oct 1, 2030
Index	1-Year CMT

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	$15,560.00	$1,005,200 (+32.61%) Land $622,580 Building $382,620	$703,640 Land $435,806 Building $267,834
2024	$15,560.00 (+16.56%)
2023	$13,349.00 (+2.21%)	$758,030 (-) Land $444,710 Building $313,320
2022	$13,061.00	$758,030 Land $444,710 Building $313,320

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.

Nearby Properties on Prospect Ave

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures