House Prices

Carnegie Harbor Portsmouth, RI House Prices & Home Values 2026


Average Data

average house price$553,724
average size per house2039 ft²
average price per ft²270 $ / ft²

04/04/2026 - The value range (VR) for house prices in Carnegie Harbor Portsmouth, RI is $256.5/ sqft to $283.5/ sqft. An average home with 2039 sqft costs approximately $519,343 to $574,011. Portsmouth, RI includes 1 ZIP codes and it is located in Newport county. The lowest prices are found in ZIP 02871, while the highest are in ZIP 02871. The average price per sqare feet is $270. Our analysis is based on 11 property listings.

Avergage prices by ZIP codes Carnegie Harbor Portsmouth

02871241 $ / ft²




Historical development of home values in Carnegie Harbor Portsmouth

Year Estimated value (USD) Change vs. 2025
2010 $257,159 -53.6%
2011 $247,215 -55.4%
2012 $246,549 -55.5%
2013 $255,765 -53.8%
2014 $268,483 -51.5%
2015 $282,262 -49.0%
2016 $296,992 -46.4%
2017 $313,022 -43.5%
2018 $330,328 -40.3%
2019 $345,645 -37.6%
2020 $363,513 -34.4%
2021 $413,457 -25.3%
2022 $481,998 -13.0%
2023 $508,289 -8.2%
2024 $537,694 -2.9%
2025 $553,724 0.0%

Graph: estimated home values in Carnegie Harbor Portsmouth over time (USD)



Example: 100% financing house in Carnegie Harbor Portsmouth

Loan amount: $553,724

Interest rate: 5.96%

Fixed monthly payment: $3,304.92

Breakdown in the 1st month:
Interest portion: $2,749.24  –  Principal portion: $555.68

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $32,805.74 $6,853.28 $546,870.72
2 $32,386.08 $7,272.93 $539,597.79
3 $31,940.73 $7,718.28 $531,879.51
4 $31,468.11 $8,190.91 $523,688.60
5 $30,966.54 $8,692.47 $514,996.13
6 $30,434.27 $9,224.75 $505,771.38
7 $29,869.40 $9,789.62 $495,981.76
8 $29,269.94 $10,389.08 $485,592.68
9 $28,633.77 $11,025.24 $474,567.44
10 $27,958.65 $11,700.37 $462,867.07
11 $27,242.19 $12,416.83 $450,450.24
12 $26,481.85 $13,177.16 $437,273.08
13 $25,674.96 $13,984.06 $423,289.02
14 $24,818.66 $14,840.36 $408,448.66
15 $23,909.92 $15,749.10 $392,699.56
16 $22,945.53 $16,713.48 $375,986.08
17 $21,922.10 $17,736.92 $358,249.16
18 $20,835.99 $18,823.02 $339,426.14
19 $19,683.38 $19,975.64 $319,450.50
20 $18,460.19 $21,198.83 $298,251.67
21 $17,162.09 $22,496.92 $275,754.75
22 $15,784.51 $23,874.51 $251,880.24
23 $14,322.57 $25,336.44 $226,543.80
24 $12,771.12 $26,887.90 $199,655.90
25 $11,124.66 $28,534.36 $171,121.54
26 $9,377.38 $30,281.64 $140,839.91
27 $7,523.11 $32,135.91 $108,704.00
28 $5,555.29 $34,103.73 $74,600.27
29 $3,466.97 $36,192.04 $38,408.23
30 $1,250.78 $38,408.23 $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 Carnegie Harbor Portsmouth, RI


1500 sqft3900 sqft
Ø selling price$486,620$1,035,173
Ø fast selling$442,382$931,656
Ø high price sale$530,858$1,138,690

In 2026, houses in Carnegie Harbor Portsmouth, RI will be offered at an average price of $270 per square foot. A 1,500 sqft home priced at $486,620 is 22.84% more expensive per square foot than a 3,900 sqft home priced at $1,035,173. Home prices in Carnegie Harbor Portsmouth, RI 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 $716,659. Sellers who can wait longer may achieve a higher price of up to $875,916.

FAQ – Home Values in Carnegie Harbor Portsmouth

What is the median home value in Carnegie Harbor Portsmouth in 2026?

In 2026, the typical home value in Carnegie Harbor Portsmouth is about $553,724 for an average home size of 2039 square feet. This corresponds to an average price of roughly $270 per square foot.

What is the average cost per square foot in Carnegie Harbor Portsmouth?

In 2026, homes in Carnegie Harbor Portsmouth sell for an average of around $270 per square foot, with a typical range between $256.5 and $283.5 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Carnegie Harbor?

The average home size in Carnegie Harbor Portsmouth is about 2039 square feet, with an estimated 2026 value around $553,724.



Neighborhoods close to Carnegie Harbor Portsmouth, RI

Homestead Prudence Island, RI331 $ / ft²
Shannock Historic District Shannock, RI189 $ / ft²
North Tiverton Tiverton, RI200 $ / ft²
Albion Lincoln, RI173 $ / ft²
Arnold Mills Cumberland, RI179 $ / ft²
Wallum Lake Pascoag, RI150 $ / ft²
  imprint  Privacy