21 Clark Street Ext, Derby, CT 06418 is a single family home that contains 2,256 sq ft and was built in 2007. It contains 3 bedrooms and 2.5 bathrooms. This home last sold for $545,000 in January 2026.
The Zestimate for this house is $546,800. The Rent Zestimate for this home is $2,843/mo.
Sold for $545,000
$545,000
21 Clark Street Ext, Derby, CT 06418
3beds
2baths
2,256sqft
SingleFamily
Built in 2007
0.43 Acres Lot
$546,800 Zestimate®
$242/sqft
$2,843 Estimated rent
Home value
$546,800
Estimated sales range
Not available
$2,843/mo
Zestimate® history
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Owner options
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What's special
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 2.5
Heating
- Forced air, Gas
Features
- Has fireplace: Yes
Interior area
- Total interior livable area: 2,256 sqft
Property
Parking
- Parking features: Garage - Attached
Features
- Exterior features: Other
Lot
- Size: 0.43 Acres
Details
- Parcel number: DERBM6B11L41A
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Colonial
Materials
- Frame
Condition
- Year built: 2007
Community & neighborhood
Location
- Region: Derby
Price history
| Date | Event | Price |
|---|---|---|
| 1/29/2026 | Sold | $545,000+23.9%$242/sqft |
Source: Public Record Report a problem | ||
| 11/12/2021 | Sold | $440,000+37.5%$195/sqft |
Source: Public Record Report a problem | ||
| 5/11/2010 | Sold | $320,000-24.9%$142/sqft |
Source: Public Record Report a problem | ||
| 9/10/2007 | Sold | $426,200$189/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $9,399 | $217,560 |
| 2024 | $9,399 +11.9% | $217,560 |
| 2023 | $8,398 | $217,560 |
Find assessor info on the county website
Neighborhood: 06418
Nearby schools
GreatSchools rating
- 3/10Bradley SchoolGrades: K-5Distance: 1 mi
- 4/10Derby Middle SchoolGrades: 6-8Distance: 1.2 mi
- 1/10Derby High SchoolGrades: 9-12Distance: 1.1 mi
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Get a Zillow Showcase℠ listing at no additional cost and you could sell for .
$546,800
2% more+$10,936
With Zillow Showcase(estimated)$557,736