House Prices

Knollwood Beach Old Saybrook, CT House Prices & Home Values 2026


Average Data

average house price$744,820
average size per house2365 ft²
average price per ft²308 $ / ft²

06/26/2026 - The value range (VR) for house prices in Knollwood Beach Old Saybrook, CT is $292.6/ sqft to $323.4/ sqft. An average home with 2365 sqft costs approximately $676,084 to $747,250. Old Saybrook, CT includes 1 ZIP codes and it is located in Middlesex county. The lowest prices are found in ZIP 06475, while the highest are in ZIP 06475. The average price per sqare feet is $308. Our analysis is based on 15 property listings.

Avergage prices by ZIP codes Knollwood Beach Old Saybrook

06475358 $ / ft²




Historical development of home values in Knollwood Beach Old Saybrook

Year Estimated value (USD) Change vs. 2025
2010 $345,908 -53.6%
2011 $332,532 -55.4%
2012 $331,636 -55.5%
2013 $344,032 -53.8%
2014 $361,139 -51.5%
2015 $379,674 -49.0%
2016 $399,488 -46.4%
2017 $421,050 -43.5%
2018 $444,328 -40.3%
2019 $464,930 -37.6%
2020 $488,965 -34.4%
2021 $556,145 -25.3%
2022 $648,340 -13.0%
2023 $683,705 -8.2%
2024 $723,258 -2.9%
2025 $744,820 0.0%

Graph: estimated home values in Knollwood Beach Old Saybrook over time (USD)



Example: 100% financing house in Knollwood Beach Old Saybrook

Loan amount: $744,820

Interest rate: 5.86%

Fixed monthly payment: $4,399.71

Breakdown in the 1st month:
Interest portion: $3,638.45  –  Principal portion: $761.26

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $43,411.87 $9,384.59 $735,435.41
2 $42,846.72 $9,949.74 $725,485.67
3 $42,247.54 $10,548.92 $714,936.74
4 $41,612.27 $11,184.19 $703,752.56
5 $40,938.75 $11,857.71 $691,894.84
6 $40,224.67 $12,571.79 $679,323.05
7 $39,467.58 $13,328.88 $665,994.17
8 $38,664.91 $14,131.55 $651,862.62
9 $37,813.89 $14,982.57 $636,880.05
10 $36,911.63 $15,884.83 $620,995.22
11 $35,955.03 $16,841.43 $604,153.79
12 $34,940.82 $17,855.64 $586,298.15
13 $33,865.54 $18,930.92 $567,367.23
14 $32,725.50 $20,070.96 $547,296.27
15 $31,516.81 $21,279.65 $526,016.62
16 $30,235.33 $22,561.13 $503,455.49
17 $28,876.68 $23,919.78 $479,535.71
18 $27,436.21 $25,360.25 $454,175.46
19 $25,908.99 $26,887.47 $427,287.99
20 $24,289.81 $28,506.66 $398,781.33
21 $22,573.11 $30,223.35 $368,557.98
22 $20,753.03 $32,043.43 $336,514.55
23 $18,823.35 $33,973.12 $302,541.43
24 $16,777.46 $36,019.01 $266,522.43
25 $14,608.36 $38,188.10 $228,334.32
26 $12,308.64 $40,487.83 $187,846.50
27 $9,870.42 $42,926.04 $144,920.46
28 $7,285.38 $45,511.08 $99,409.37
29 $4,544.66 $48,251.80 $51,157.57
30 $1,638.89 $51,157.57 $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 Knollwood Beach Old Saybrook, CT


1500 sqft3900 sqft
Ø selling price$546,163$1,161,837
Ø fast selling$496,512$1,045,654
Ø high price sale$595,814$1,278,021

In 2026, houses in Knollwood Beach Old Saybrook, CT will be offered at an average price of $308 per square foot. A 1,500 sqft home priced at $546,163 is 22.47% more expensive per square foot than a 3,900 sqft home priced at $1,161,837. Home prices in Knollwood Beach Old Saybrook, CT vary significantly depending on the property’s condition and exact location. For a quick sale, a 2,700 sqft home should be listed at around $804,349. Sellers who can wait longer may achieve a higher price of up to $983,093.


Knollwood Beach, Old Saybrook, CT Neighborhood Guide

Location and Coastal Lifestyle

Knollwood Beach is a beloved private shoreline community in Old Saybrook, CT, known for its relaxed coastal vibe and scenic Long Island Sound views.
Set along sandy stretches and quiet lanes, the neighborhood offers easy beach access for swimming, sunning, and evening strolls.
Residents appreciate the walkable, bike-friendly layout that makes summer days feel effortless.
Its position near Old Saybrook?s town center places boutiques, cafes, and marinas just minutes away.

Amenities and Nearby Attractions

Local highlights include The Kate (Katharine Hepburn Cultural Arts Center), the historic Main Street, and nearby Fenwick?s scenic nine?hole golf course.
Outdoor enthusiasts enjoy kayaking and paddleboarding on the Long Island Sound, as well as birdwatching along the marshes and coves.
Seasonal community events and friendly neighbors foster a welcoming small?town atmosphere.

Homes and Market Appeal

Housing in Knollwood Beach ranges from classic beach cottages to updated year?round homes, appealing to second?home seekers and full?time residents alike.
Buyers value the neighborhood?s strong sense of place, steady demand, and enduring shoreline charm.
Convenient access to I?95, Route 9, and the Old Saybrook train station simplifies commuting to New Haven, Hartford, New York, and beyond.



FAQ – Home Values in Knollwood Beach Old Saybrook

What is the median home value in Knollwood Beach Old Saybrook in 2026?

In 2026, the typical home value in Knollwood Beach Old Saybrook is about $744,820 for an average home size of 2365 square feet. This corresponds to an average price of roughly $308 per square foot.

What is the average cost per square foot in Knollwood Beach Old Saybrook?

In 2026, homes in Knollwood Beach Old Saybrook sell for an average of around $308 per square foot, with a typical range between $292.6 and $323.4 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Knollwood Beach?

The average home size in Knollwood Beach Old Saybrook is about 2365 square feet, with an estimated 2026 value around $744,820.



Neighborhoods close to Knollwood Beach Old Saybrook, CT

Orange Center Orange, CT202 $ / ft²
Quaker Farms Oxford, CT223 $ / ft²
Plantsville Historic District Plantsville, CT145 $ / ft²
Montowese North Haven, CT227 $ / ft²
Newtown Borough Newtown, CT206 $ / ft²
Moodus Village Moodus, CT222 $ / ft²
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