21 Chasmars Pond Rd, Darien, CT 06820 Property Records

Darien Town property record for 21 Chasmars Pond Rd, Darien, CT 06820 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,846 sqft · built 1977
Lot Size	0.51 acres (22,216 sqft)
Owner	2 Individual Names on File
Last Sale	$1,576,700 (Nov 2022)
Tax Bill	$17,983 (2025)
Deeds & Mortgages	Nov 2022 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`DARI M:33 B:5-40`

Property Details

APN / Parcel Number

Primary APN	`DARI M:33 B:5-40`
Alternative APN	`10791`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	2,846 sqft Living Area
1st Floor Area	1,367 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1977
Effective Year Built	Effective 1977
Architectural Style	Colonial
Exterior Material	Wood Siding
Lot Area	22,216 sqft (0.51 acres)
Garage Type	Attached
Parking Spaces	1 Parking Space
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	10791
Street Address	21 CHASMARS POND RD
City	DARIEN
State	CT
Zip	06820-4913
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Block	5-40
Jurisdiction	DARIEN CT
Township / Civil Division	DARIEN
Census Block Group	1
Census Block	1019
Census Tract	30200

Owner

Source: Darien Town records · APN DARI M:33 B:5-40

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	21 CHASMARS POND RD, DARIEN, CT 06820-4913
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Nov 30, 2022 · Amount on Record
Deed Sale	Nov 30, 2022 · Amount on Record
Deed Document Number	20223342
Deed Book / Page	1749 / 567
Record Updated	Sep 20, 2026

November 2022: Deed, Transfer

Document Type	Deed
Jurisdiction	DARIEN CT
Recording Date	Nov 30, 2022
Property Address	21 CHASMARS POND RD, DARIEN, CT 06820-4913
Document Number	001749-567
Book / Page	1749 / 567
Instrument Date	Nov 29, 2022
Instrument	3342
Transaction Type	Transfer
Record Updated	Dec 16, 2022

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
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	180 BROAD ST APT 1328, 1328, STAMFORD, CT 06901-2079

Mortgage

Document Number	0001749570
Date	Nov 30, 2022
Instrument	1749/570

Lender

Name	CITIZENS BANK
Type	Bank

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Rate	5.38%
Type Change Date	Dec 01, 2029
Max Rate At Change	2.75%
Index	Other

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	$17,983.00	$1,161,720 (+28.71%) Land $698,600 Building $463,120	$813,204 Land $489,020 Building $324,184
2024	$17,983.00 (+13.14%)
2023	$15,894.00 (+2.21%)	$902,580 (-) Land $537,390 Building $365,190
2022	$15,551.00	$902,580 Land $537,390 Building $365,190

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, County delivery 09001C, updated November 28, 2025 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Nearest Special Flood Hazard Area	Zone AE, within 500 ft

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

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

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 305 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Optimum Communications	Fiber	8,000 / 8,000
Frontier	Fiber	7,000 / 7,000
Optimum Communications	Cable	940 / 35
AT&T	Fixed Wireless	100 / 20

May also be available at this address: Verizon, T-Mobile USA. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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