309 Middlesex Rd, Darien, CT 06820 Property Records

Darien Town property record for 309 Middlesex Rd, Darien, CT 06820

Property Summary

Property Type	Unusable Land (Remnant, Steep, Etc.)
Details	4 bd · 3.5 ba · 3,561 sqft · built 1939
Lot Size	0.436 acres (18,992 sqft)
Owner	2 Individual Names on File
Tax Bill	$1,002 (2024)
Deeds & Mortgages	Sep 2023 Sale
Flood Zone	Zone X (moderate risk)
APN	`DARI M:09 B:72`

Property Details

APN / Parcel Number

Primary APN	`DARI M:09 B:72`
Alternative APN	`4110`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	3,561 sqft Living Area
1st Floor Area	782 sqft

Exterior

Year Built	Built 1939
Effective Year Built	Effective 1939
Architectural Style	Colonial
Lot Area	18,992 sqft (0.436 acres)

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	4110
Street Address	309 MIDDLESEX RD
City	DARIEN
State	CT
Zip	06820-4316
Property Category	Other
Property Type	Other > Unusable Land (Remnant, Steep, Etc.)
Local Zoning Code	R-1
Legal Block	72
Jurisdiction	DARIEN CT
Township / Civil Division	DARIEN
Census Block Group	2
Census Block	2013
Census Tract	30100

Owner

Source: Darien Town records · APN DARI M:09 B:72

Assessment roll updated June 25, 2026 · Last verified July 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 File
Mailing Address	305 MIDDLESEX RD, DARIEN, CT 06820-4316
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Transfer Date	Aug 18, 2023
Transfer Doc	001757-638
Record Updated	Sep 20, 2026

September 2023: Deed, Transfer

Document Type	Deed
Jurisdiction	DARIEN CT
Recording Date	Sep 05, 2023
Property Address	309 MIDDLESEX RD, DARIEN, CT 06820-4316
Document Number	001757-638
Book / Page	1757 / 638
Instrument Date	Aug 18, 2023
Instrument	1627
Transaction Type	Transfer
Record Updated	Nov 01, 2023

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	305 MIDDLESEX RD, DARIEN, CT 06820-4316

Tax Assessment & Valuation

Source: Darien Town records · Assessment roll updated June 25, 2026 · Last verified July 2026

Property Jurisdictions

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

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$64,750 (+50.16%) Land $64,750	$45,325 Land $45,325
2024	$1,002.00 (+32.02%)
2023	$759.00 (+2.15%)	$43,120 (-) Land $43,120
2022	$743.00	$43,120 Land $43,120

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of November 28, 2025 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it

Wildfire

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

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Optimum Communications Fiber · Cable	8,000 / 8,000
Frontier Fiber	7,000 / 7,000
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

Based on FCC filings for 127 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	AQUARION-EASTERN FAIRFIELD COUNTY private · serves 351,756 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.