Date
Details
Price
Change
Source
10/10/2026
Listed
$435,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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1/18
$435,000 Just Listed
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1/18
Property Description
A unique real estate opportunity that has recently become available. This Meticulously maintained 2-bedroom ranch has been lovingly cared for by the same builders/family for over 50 years and is now ready for the next owners. This cherished house is filled with decades of love, great memories music and laughter, and has been kept in great condition by the original owners. The property offers exceptional versatility, making it ideal as a starter home or a candidate for future expansion. The lower levels include an additional bedroom, a mapped in bathroom area a toilet and an area that can easily be converted into a kitchen, allowing the layout to easily accommodate a two-family arrangement or an in-law suite. Key features of the property include: An oversized 2-bedroom ranch design featuring lower-level walk-out with in -law potential, a cozy living room with a woodstove insert, an office or den, oak kitchen cabinetry, a spiral staircase, and extensive storage space. A lower -level walk-out covered patio equipped with a built -in brick fireplace. With a few personal updates, this house presents incredible potential. Although the homeowners have listed this house as is have peace of mind the owners have purchased their buyers a home warranty policy. All you need to do is move in and love this house just as much as they have over the years. Come see it before its gone!
Full Property Details
Full Property Details for 21 Platt St
General
- Price: $435,000
- Taxes: (July 2026-June 2027)
- Status: Active
- Type: Single Family
- Source: SMARTMLS
- MLS ID: 24211227
- Updated: Today (10/10/2026)
- Added to Site: Today
Interior
- Number of Rooms: 8
- Rooms/Areas: Bonus Room, Roughed-In Bath, Workshop
- Interior Features: Security System
- Fireplace: Yes
- Number of Fireplaces: 1
- Appliances: Electric Range, Range Hood, Refrigerator, Dishwasher
Rooms
Bathrooms
- Total Bathrooms: 1
- Full Bathrooms: 1
Bedrooms
- Total Bedrooms: 2
- Primary Bedroom: Primary Bedroom, 10.9 x 12.9, Main
- Bedroom 1: Bedroom, 9.1 x 14.7, Main
Other Rooms
- Living Room: Living Room - Fireplace, 13 x 23.5, Main
- Dining Room: Dining Room, 10.9 x 11, Main
- Den: Den, 8.4 x 11.4, Main
- Laundry: Lower Level
- Other Room 1: Other, Lower
Exterior
- Color: tan
Location
- County: New Haven
- Driving Directions: Please make sure to lock all the doors. Please make sure to turn off all the lights.
School Information
- Elementary School: Per Board of Ed
- Middle School: Per Board of Ed
- Intermediate School: Per Board of Ed
- High School: Per Board of Ed
Heating & Cooling
- Cooling Type: Central Air
- Heating Type: Hot Air, Natural Gas
- Heating Fuel: Natural Gas
- Water Heater: Natural Gas, 30 Gallon Tank
Utilities
- Sewer: Public Sewer Connected
- Water: Public Water Connected
Structural Information
- Architectural Style: Ranch
- Construction Status: No/Resale
- Exterior Const.: Vinyl Siding
- Basement Desc.: Full, Partially Finished
- Roof: Asphalt Shingle
- Attic: Yes
- Square Feet: 1,519
- Above Ground: 1,519 Sq. Ft.
- Year Built: 1976
Lot Features
- Lot Size (Acres): 0.14
- Zoning: B
- Lot Description: Corner Lot, Sloping Lot
Financial Considerations
- Assessment Amount: $216,860
- Tax Year: July 2026-June 2027
Disclosures and Reports
- Property ID: 1047305
Buyer's Brokerage Compensation: Contact Listing Agent
Not binding unless confirmed by separate agreement among applicable parties.
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Schools
Schools serving 21 Platt St
School District:Ansonia School District
| Name | Grades | Distance |
|---|---|---|
Prendergast School 59 Finney Street, Ansonia, CT 06401 | K-6 | 0.8 mi |
Mead School 75 Ford Street, Ansonia, CT 06401 | K-6 | 1.3 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 21 Platt St
Tax History
Tax History for 21 Platt St
Year
Property Taxes
Change
Tax Assessment
Change
2025
$6,191
8%
$216,860
—
2023
$5,745
1%
$216,860
—
2023
$5,690
7%
$216,860
54%
2022
$5,311
—
$140,500
—
2021
$5,311
—
$140,500
—
2020
$5,311
—
$140,500
—
2019
$5,311
1%
$140,500
—
2018
$5,243
8%
$140,500
8%
2017
$4,855
—
$130,100
—
2016
$4,855
-1%
$130,100
—
2015
$4,881
-3%
$130,100
—
2014
$5,023
-2%
$130,100
—
2011
$5,118
—
$130,100
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 21 Platt St
Home Warranty : Included
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- Single Family
- Active
- Updated 1 day ago
- 3Beds
- 2Total Baths
- 1,670Sq. Ft.
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- Single Family
- Active
- Updated 2 days ago
- 3Beds
- 2Total Baths
- 1,736Sq. Ft.
- Single Family
- Active
- Updated 16 hours ago
- 4Beds
- 3Total Baths
- 2,598Sq. Ft.
- Single Family
- Active
- Updated 19 hours ago
- 5Beds
- 3Total Baths
- 2,600Sq. Ft.
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- Single Family
- Active
- Updated 12 hours ago
- 3Beds
- 2Total Baths
- 1,716Sq. Ft.
- Single Family
- Active
- Updated 6 days ago
- 5Beds
- 2Total Baths
- 2,896Sq. Ft.
- Single Family
- Active
- Updated 1 day ago
- 3Beds
- 2Total Baths
- 1,670Sq. Ft.
- Single Family
- Active
- Updated 2 days ago
- 4Beds
- 3Total Baths
- 1,669Sq. Ft.
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- Single Family
- Closed
- 2Beds
- 1Total Bath
- 1,536Sq. Ft.
Listed by Aileen O'Connell
Sold by RE/MAX Right Choice
Sold by RE/MAX Right Choice
21 Platt Street, Ansonia, CT 06401 (MLS# 24211227) is a Single Family property with 2 bedrooms and 1 full bathroom. 21 Platt Street is currently listed for $435,000 and was received on October 10, 2026. This property is listed by Sharon Perugini from our Litchfield Office.Want to learn more about 21 Platt Street? Do you have questions about finding other Single Family real estate for sale in Ansonia? You can browse all Ansonia real estate or contact a Coldwell Banker agent to request more information.