House Prices

House Prices & Home Values Killingworth, CT 2026


Average Data

average house price$471,256
average size per house2124 ft²
average price per ft²222 $ / ft²

06/26/2026 - The value range (VR) for house prices in Killingworth, CT is $230/ sqft to $230/ sqft. An average home with 2124 sqft costs approximately $488,520 to $488,520. Killingworth, CT includes 1 ZIP codes and it is located in Middlesex county. The lowest prices are found in ZIP 06419, while the highest are in ZIP 06419. The average price per sqare feet is $222. Our analysis is based on 7 property listings.

Avergage prices by ZIP codes Killingworth

06419227 $ / ft²




Historical development of home values in Killingworth

Year Estimated value (USD) Change vs. 2025
2010 $218,860 -53.6%
2011 $210,396 -55.4%
2012 $209,830 -55.5%
2013 $217,673 -53.8%
2014 $228,497 -51.5%
2015 $240,224 -49.0%
2016 $252,760 -46.4%
2017 $266,403 -43.5%
2018 $281,131 -40.3%
2019 $294,167 -37.6%
2020 $309,374 -34.4%
2021 $351,879 -25.3%
2022 $410,212 -13.0%
2023 $432,588 -8.2%
2024 $457,614 -2.9%
2025 $471,256 0.0%

Graph: estimated home values in Killingworth over time (USD)



Example: 100% financing house in Killingworth

Loan amount: $471,256

Interest rate: 6.00%

Fixed monthly payment: $2,825.42

Breakdown in the 1st month:
Interest portion: $2,356.28  –  Principal portion: $469.14

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $28,117.93 $5,787.08 $465,468.92
2 $27,761.00 $6,144.01 $459,324.91
3 $27,382.05 $6,522.96 $452,801.95
4 $26,979.73 $6,925.28 $445,876.66
5 $26,552.59 $7,352.42 $438,524.24
6 $26,099.11 $7,805.90 $430,718.34
7 $25,617.66 $8,287.35 $422,430.98
8 $25,106.51 $8,798.50 $413,632.49
9 $24,563.84 $9,341.17 $404,291.31
10 $23,987.70 $9,917.31 $394,374.00
11 $23,376.02 $10,528.99 $383,845.01
12 $22,726.62 $11,178.40 $372,666.61
13 $22,037.16 $11,867.86 $360,798.75
14 $21,305.17 $12,599.84 $348,198.91
15 $20,528.04 $13,376.97 $334,821.94
16 $19,702.98 $14,202.03 $320,619.91
17 $18,827.03 $15,077.98 $305,541.93
18 $17,897.05 $16,007.96 $289,533.97
19 $16,909.72 $16,995.30 $272,538.67
20 $15,861.48 $18,043.53 $254,495.14
21 $14,748.60 $19,156.41 $235,338.73
22 $13,567.07 $20,337.94 $215,000.79
23 $12,312.67 $21,592.34 $193,408.45
24 $10,980.91 $22,924.11 $170,484.34
25 $9,567.00 $24,338.02 $146,146.32
26 $8,065.88 $25,839.13 $120,307.19
27 $6,472.18 $27,432.83 $92,874.36
28 $4,780.18 $29,124.83 $63,749.52
29 $2,983.83 $30,921.19 $32,828.34
30 $1,076.68 $32,828.34 $0.00

Note: The calculation is based on a standard annuity mortgage with a fixed monthly payment over the entire term. Extra payments, interest rate changes, and additional purchase costs (e.g. taxes, notary fees) are not included.


How to sell in Killingworth, CT


1500 sqft3900 sqft
Ø selling price$402,931$857,143
Ø fast selling$366,301$771,428
Ø high price sale$439,561$942,857

In 2026, houses in Killingworth, CT will be offered at an average price of $222 per square foot. A 1,500 sqft home priced at $402,931 is 22.66% more expensive per square foot than a 3,900 sqft home priced at $857,143. Home prices in Killingworth, CT vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $593,406. Sellers who can wait longer may achieve a higher price of up to $725,275.


Discover Killingworth, CT

Nestled in Middlesex County, Killingworth, CT is a scenic New England town known for quiet roads, stone walls, and woodlands. Its convenient location near Routes 80 and 81 offers easy access to the shoreline, New Haven, and Hartford for commuting and weekend getaways.
Historic roots run deep here, with the town?s name derived from England?s Kenilworth and a legacy that predates the American Revolution. Homebuyers appreciate the town?s rural character, larger homesites, and competitive Killingworth real estate values compared to coastal neighbors. Dining, farm stands, and small businesses give Killingworth an intimate, locally owned vibe that residents cherish.

Outdoor Recreation and Community

Outdoor lovers flock to Chatfield Hollow State Park?one of the top things to do in Killingworth, CT?for hiking, trout fishing, swimming, and striking rock formations. Additional trails wind through tracts of the Cockaponset State Forest, delivering four-season recreation from leaf-peeping to cross-country skiing.
Community life centers on Parmelee Farm, a historic property hosting a popular farmers? market, concerts, and educational programs. Families value the well-regarded Haddam-Killingworth (RSD 17) schools, including Killingworth Elementary and HK High School in nearby Higganum. Whether you?re planning a day trip or a move, Killingworth, Connecticut blends small-town warmth, natural beauty, and practical convenience.



FAQ – Home Values in Killingworth

What is the median home value in Killingworth in 2026?

In 2026, the typical home value in Killingworth is about $471,256 for an average home size of 2124 square feet. This corresponds to an average price of roughly $222 per square foot.

What is the average cost per square foot in Killingworth?

In 2026, homes in Killingworth sell for an average of around $222 per square foot, with a typical range between $230 and $230 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in ?

The average home size in Killingworth is about 2124 square feet, with an estimated 2026 value around $471,256.



Locations close to Killingworth, CT

Salem, CT148 $ / ft²
Durham, CT210 $ / ft²
East Haddam, CT161 $ / ft²
Derby, CT188 $ / ft²
Deep River, CT160 $ / ft²
Cromwell, CT145 $ / ft²
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