House Prices

House Prices & Home Values South Mountain, PA 2026


Average Data

average house price$679,087
average size per house3247 ft²
average price per ft²210 $ / ft²

05/30/2026 - The value range (VR) for house prices in South Mountain, PA is $51/ sqft to $51/ sqft. An average home with 3247 sqft costs approximately $165,597 to $165,597. South Mountain, PA includes 1 ZIP codes and it is located in Franklin county. The lowest prices are found in ZIP 17261, while the highest are in ZIP 17261. The average price per sqare feet is $210. Our analysis is based on 16 property listings.

Avergage prices by ZIP codes South Mountain

1726147 $ / ft²




Historical development of home values in South Mountain

Year Estimated value (USD) Change vs. 2025
2010 $315,380 -53.6%
2011 $303,184 -55.4%
2012 $302,368 -55.5%
2013 $313,670 -53.8%
2014 $329,267 -51.5%
2015 $346,166 -49.0%
2016 $364,231 -46.4%
2017 $383,891 -43.5%
2018 $405,114 -40.3%
2019 $423,899 -37.6%
2020 $445,812 -34.4%
2021 $507,063 -25.3%
2022 $591,122 -13.0%
2023 $623,365 -8.2%
2024 $659,428 -2.9%
2025 $679,087 0.0%

Graph: estimated home values in South Mountain over time (USD)



Example: 100% financing house in South Mountain

Loan amount: $679,087

Interest rate: 6.00%

Fixed monthly payment: $4,071.47

Breakdown in the 1st month:
Interest portion: $3,395.44  –  Principal portion: $676.03

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $40,518.37 $8,339.27 $670,747.73
2 $40,004.02 $8,853.62 $661,894.12
3 $39,457.95 $9,399.69 $652,494.43
4 $38,878.20 $9,979.44 $642,514.99
5 $38,262.69 $10,594.95 $631,920.04
6 $37,609.21 $11,248.42 $620,671.62
7 $36,915.44 $11,942.20 $608,729.42
8 $36,178.87 $12,678.77 $596,050.65
9 $35,396.87 $13,460.77 $582,589.88
10 $34,566.64 $14,291.00 $568,298.88
11 $33,685.20 $15,172.44 $553,126.44
12 $32,749.40 $16,108.24 $537,018.20
13 $31,755.88 $17,101.76 $519,916.44
14 $30,701.08 $18,156.56 $501,759.88
15 $29,581.22 $19,276.42 $482,483.47
16 $28,392.29 $20,465.34 $462,018.12
17 $27,130.03 $21,727.60 $440,290.52
18 $25,789.92 $23,067.71 $417,222.81
19 $24,367.16 $24,490.48 $392,732.33
20 $22,856.64 $26,001.00 $366,731.33
21 $21,252.95 $27,604.68 $339,126.65
22 $19,550.36 $29,307.28 $309,819.37
23 $17,742.75 $31,114.89 $278,704.49
24 $15,823.65 $33,033.99 $245,670.50
25 $13,786.19 $35,071.45 $210,599.05
26 $11,623.06 $37,234.58 $173,364.47
27 $9,326.51 $39,531.13 $133,833.35
28 $6,888.32 $41,969.32 $91,864.03
29 $4,299.74 $44,557.90 $47,306.13
30 $1,551.51 $47,306.13 $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 South Mountain, PA


1500 sqft3900 sqft
Ø selling price$381,151$810,811
Ø fast selling$346,500$729,730
Ø high price sale$415,801$891,892

In 2026, houses in South Mountain, PA will be offered at an average price of $210 per square foot. A 1,500 sqft home priced at $381,151 is 20.95% more expensive per square foot than a 3,900 sqft home priced at $810,811. Home prices in South Mountain, PA vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $561,330. Sellers who can wait longer may achieve a higher price of up to $686,070.

FAQ – Home Values in South Mountain

What is the median home value in South Mountain in 2026?

In 2026, the typical home value in South Mountain is about $679,087 for an average home size of 3247 square feet. This corresponds to an average price of roughly $210 per square foot.

What is the average cost per square foot in South Mountain?

In 2026, homes in South Mountain sell for an average of around $210 per square foot, with a typical range between $51 and $51 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 South Mountain is about 3247 square feet, with an estimated 2026 value around $679,087.



Locations close to South Mountain, PA

Spring Run, PA57 $ / ft²
State Line, PA48 $ / ft²
Three Springs, PA49 $ / ft²
Shirleysburg, PA51 $ / ft²
Shippensburg, PA58 $ / ft²
Shady Grove, PA53 $ / ft²
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