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Property Description
Set on 2.2 acres in Killingworth's historic farm country, this Classic Colonialoffers 2,480 square feet across two stories - 8 rooms, 3 bedrooms, and 2 fullbaths. Hardwood floors run through the dining room, living area, and bedrooms,white raised-panel wainscoting adorns the dining room, family room is complete with a gas fireplace and glass-paned Frenchdoors. The gourmetkitchen features a huge center island, ideal for entertaining.An attached 576-square-foot two-car garage (2005) and a full 1,040-square-footwalkout basement provide generous storage, workspace and endless potential for expansion. Ductless cooling is highly efficient. The oversized primary bedroom is complete with walk in closet and additional changing room which could easily be turned into a full bath.Outdoor living extends the square footage: a 222-square-foot wood deck (2016)and a 520-square-foot paver patio (2020), plus a 200-square-foot shed (2011). A22kW Generac whole-house generator with 200-amp transfer switch (2019) isalready in place. Recent updates include a new front door (2025), fivereplacement windows (2022), and a main-house roof that is approx. 6 years old.Private well and septic.Killingworth is a small New England town founded in 1667, with roughly 26% ofits land conserved. Enjoy Chatfield Hollow State Park, Cockaponset State Forest,Parmelee Farm, and Killingworth Recreational Park - plus resident beach access at Clinton Town Beach(small fee). Dont miss out on this wonderful opportunity.
Full Property Details
Full Property Details for 433 Route 148
General
- Price: $619,900
- Taxes: (July 2026-June 2027)
- Status: Active
- Type: Single Family
- Source: SMARTMLS
- MLS ID: 24211881
- Updated: Today (10/8/2026)
- Added to Site: Today
Interior
- Number of Rooms: 8
- Fireplace: Yes
- Number of Fireplaces: 1
- Appliances: Oven/Range, Microwave, Refrigerator, Dishwasher, Washer, Dryer
Rooms
Bathrooms
- Total Bathrooms: 2
- Full Bathrooms: 2
Bedrooms
- Total Bedrooms: 3
- Primary Bedroom: Primary Bedroom, Upper
- Bedroom 1: Bedroom, Upper
- Bedroom 2: Bedroom, Upper
Other Rooms
- Living Room: Living Room, Main
- Family Room: Family Room, Main
- Kitchen: Kitchen - Island, Main
- Dining Room: Dining Room, Main
- Laundry: Main Level
Parking
- Garage: Yes
- Attached garage: Yes
- Garage Spaces: 2
- Total Spaces: 10
- Parking: Attached Garage, Off Street Parking, Driveway
Location
- County: Middlesex
- Driving Directions: GPS friendly
School Information
- Elementary School: Killingworth
- High School: Haddam-Killingworth
Heating & Cooling
- Cooling Type: Ductless
- Heating Type: Baseboard, Electric
- Heating Fuel: Electric
- Water Heater: Electric, Upright Tank
Utilities
- Sewer: Septic
- Water: Private Well
Structural Information
- Architectural Style: Colonial
- Construction Status: No/Resale
- Exterior Const.: Vinyl Siding
- Basement Desc.: Full, Full With Walk-Out
- Roof: Asphalt Shingle
- Attic: Yes
- Square Feet: 2,480
- Above Ground: 2,480 Sq. Ft.
- Year Built: 1980
Lot Features
- Lot Size (Acres): 2.2
- Driveway/Sidewalk: Private, Asphalt
- Zoning: R-2
- Lot Description: Lightly Wooded, Level Lot
Financial Considerations
- Assessment Amount: $247,380
- Tax Year: July 2026-June 2027
Disclosures and Reports
- Property ID: 996266
Listed by KW Legacy Partners, Kalani Ladd
Get Pre-Approved Today
Schools
Schools serving 433 Route 148
School District:Regional School District 17
| Name | Grades | Distance |
|---|---|---|
Haddam-Killingworth Intermediate School 451 Route 81, Killingworth, CT 06419 | 4-5 | 1.8 mi |
Killingworth Elementary School 340 Route 81, Haddam, CT 06419 | PK-3 | 2.1 mi |
Haddam-Killingworth Middle School 451 Route 81, Killingworth, CT 06419 | 6-8 | 1.8 mi |
Haddam-Killingworth High School 95 Little City Road, Haddam, CT 06441 | 9-12 | 5.4 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 433 Route 148
Date
Details
Price
Change
Source
10/08/2026
Listed
$619,900
299.94%
MLS
11/03/1998
Sold
$155,000
—
Public Record
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 433 Route 148
Year
Property Taxes
Change
Tax Assessment
Change
2025
$6,486
8%
$247,380
—
2023
$5,992
3%
$247,380
—
2023
$5,806
1%
$247,380
—
2022
$5,744
3%
$247,380
19%
2021
$5,556
—
$207,940
—
2020
$5,556
-3%
$207,940
—
2018
$5,712
—
$207,940
—
2017
$5,712
9%
$207,940
2%
2016
$5,253
3%
$202,880
—
2015
$5,119
3%
$202,880
—
2014
$4,977
—
$202,880
—
2011
$4,977
—
$202,880
—
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 433 Route 148
433 Route 148, Killingworth, CT 06419 (MLS# 24211881) is a Single Family property with 3 bedrooms and 2 full bathrooms. 433 Route 148 is currently listed for $619,900 and was received on October 08, 2026. Want to learn more about 433 Route 148? Do you have questions about finding other Single Family real estate for sale in Killingworth? You can browse all Killingworth real estate or contact a Coldwell Banker agent to request more information.

