House Prices

House Prices & Home Values Alton, IA 2026


Average Data

average house price$150,258
average size per house1407 ft²
average price per ft²107 $ / ft²

05/23/2026 - The value range (VR) for house prices in Alton, IA is $98/ sqft to $98/ sqft. An average home with 1407 sqft costs approximately $137,886 to $137,886. Alton, IA includes 1 ZIP codes and it is located in Sioux county. The lowest prices are found in ZIP 51003, while the highest are in ZIP 51003. The average price per sqare feet is $107. Our analysis is based on 7 property listings.

Avergage prices by ZIP codes Alton

5100392 $ / ft²




Historical development of home values in Alton

Year Estimated value (USD) Change vs. 2025
2010 $69,783 -53.6%
2011 $67,084 -55.4%
2012 $66,903 -55.5%
2013 $69,404 -53.8%
2014 $72,855 -51.5%
2015 $76,594 -49.0%
2016 $80,592 -46.4%
2017 $84,941 -43.5%
2018 $89,637 -40.3%
2019 $93,794 -37.6%
2020 $98,642 -34.4%
2021 $112,195 -25.3%
2022 $130,794 -13.0%
2023 $137,929 -8.2%
2024 $145,908 -2.9%
2025 $150,258 0.0%

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



Example: 100% financing house in Alton

Loan amount: $150,258

Interest rate: 6.00%

Fixed monthly payment: $900.87

Breakdown in the 1st month:
Interest portion: $751.29  –  Principal portion: $149.58

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $8,965.29 $1,845.19 $148,412.81
2 $8,851.48 $1,958.99 $146,453.82
3 $8,730.65 $2,079.82 $144,374.00
4 $8,602.37 $2,208.10 $142,165.90
5 $8,466.18 $2,344.29 $139,821.62
6 $8,321.59 $2,488.88 $137,332.74
7 $8,168.08 $2,642.39 $134,690.35
8 $8,005.11 $2,805.36 $131,884.98
9 $7,832.08 $2,978.39 $128,906.59
10 $7,648.38 $3,162.09 $125,744.50
11 $7,453.35 $3,357.13 $122,387.37
12 $7,246.29 $3,564.19 $118,823.19
13 $7,026.46 $3,784.02 $115,039.17
14 $6,793.07 $4,017.41 $111,021.76
15 $6,545.28 $4,265.19 $106,756.57
16 $6,282.21 $4,528.26 $102,228.31
17 $6,002.92 $4,807.55 $97,420.76
18 $5,706.40 $5,104.07 $92,316.69
19 $5,391.59 $5,418.88 $86,897.81
20 $5,057.37 $5,753.10 $81,144.71
21 $4,702.53 $6,107.94 $75,036.77
22 $4,325.80 $6,484.67 $68,552.10
23 $3,925.84 $6,884.63 $61,667.47
24 $3,501.22 $7,309.26 $54,358.22
25 $3,050.40 $7,760.07 $46,598.14
26 $2,571.77 $8,238.70 $38,359.44
27 $2,063.63 $8,746.84 $29,612.60
28 $1,524.14 $9,286.33 $20,326.27
29 $951.38 $9,859.09 $10,467.18
30 $343.29 $10,467.18 $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 Alton, IA


1500 sqft3900 sqft
Ø selling price$194,206$413,128
Ø fast selling$176,550$371,815
Ø high price sale$211,861$454,440

In 2026, houses in Alton, IA will be offered at an average price of $107 per square foot. A 1,500 sqft home priced at $194,206 is 21.44% more expensive per square foot than a 3,900 sqft home priced at $413,128. Home prices in Alton, IA vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $286,011. Sellers who can wait longer may achieve a higher price of up to $349,569.

FAQ – Home Values in Alton

What is the median home value in Alton in 2026?

In 2026, the typical home value in Alton is about $150,258 for an average home size of 1407 square feet. This corresponds to an average price of roughly $107 per square foot.

What is the average cost per square foot in Alton?

In 2026, homes in Alton sell for an average of around $107 per square foot, with a typical range between $98 and $98 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 Alton is about 1407 square feet, with an estimated 2026 value around $150,258.



Locations close to Alton, IA

Anthon, IA44 $ / ft²
Aurelia, IA63 $ / ft²
Battle Creek, IA54 $ / ft²
Alta, IA100 $ / ft²
Akron, IA115 $ / ft²
Villisca, IA108 $ / ft²
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