House Prices

House Prices & Home Values Johnston, IA 2026


Average Data

average house price$333,604
average size per house1948 ft²
average price per ft²172 $ / ft²

06/25/2026 - The value range (VR) for house prices in Johnston, IA is $172/ sqft to $172/ sqft. An average home with 1948 sqft costs approximately $335,056 to $335,056. Johnston, IA includes 1 ZIP codes and it is located in Polk county. The lowest prices are found in ZIP 50131, while the highest are in ZIP 50131. The average price per sqare feet is $172. Our analysis is based on 12 property listings.

Avergage prices by ZIP codes Johnston

50131177 $ / ft²




Historical development of home values in Johnston

Year Estimated value (USD) Change vs. 2025
2010 $154,932 -53.6%
2011 $148,941 -55.4%
2012 $148,539 -55.5%
2013 $154,092 -53.8%
2014 $161,754 -51.5%
2015 $170,055 -49.0%
2016 $178,930 -46.4%
2017 $188,588 -43.5%
2018 $199,014 -40.3%
2019 $208,242 -37.6%
2020 $219,007 -34.4%
2021 $249,097 -25.3%
2022 $290,391 -13.0%
2023 $306,231 -8.2%
2024 $323,946 -2.9%
2025 $333,604 0.0%

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



Example: 100% financing house in Johnston

Loan amount: $333,604

Interest rate: 6.00%

Fixed monthly payment: $2,000.12

Breakdown in the 1st month:
Interest portion: $1,668.02  –  Principal portion: $332.10

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $19,904.80 $4,096.70 $329,507.30
2 $19,652.12 $4,349.37 $325,157.93
3 $19,383.86 $4,617.63 $320,540.30
4 $19,099.06 $4,902.44 $315,637.86
5 $18,796.69 $5,204.81 $310,433.06
6 $18,475.67 $5,525.83 $304,907.23
7 $18,134.84 $5,866.65 $299,040.58
8 $17,773.00 $6,228.49 $292,812.08
9 $17,388.84 $6,612.65 $286,199.43
10 $16,980.99 $7,020.51 $279,178.93
11 $16,547.98 $7,453.52 $271,725.41
12 $16,088.26 $7,913.23 $263,812.18
13 $15,600.19 $8,401.30 $255,410.87
14 $15,082.02 $8,919.48 $246,491.40
15 $14,531.88 $9,469.61 $237,021.79
16 $13,947.82 $10,053.68 $226,968.11
17 $13,327.73 $10,673.76 $216,294.35
18 $12,669.40 $11,332.10 $204,962.25
19 $11,970.46 $12,031.04 $192,931.21
20 $11,228.41 $12,773.09 $180,158.12
21 $10,440.59 $13,560.90 $166,597.22
22 $9,604.19 $14,397.31 $152,199.91
23 $8,716.19 $15,285.30 $136,914.61
24 $7,773.43 $16,228.07 $120,686.54
25 $6,772.52 $17,228.98 $103,457.56
26 $5,709.87 $18,291.62 $85,165.94
27 $4,581.68 $19,419.81 $65,746.13
28 $3,383.91 $20,617.58 $45,128.54
29 $2,112.26 $21,889.23 $23,239.31
30 $762.18 $23,239.31 $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 Johnston, IA


1500 sqft3900 sqft
Ø selling price$312,180$664,092
Ø fast selling$283,800$597,683
Ø high price sale$340,560$730,502

In 2026, houses in Johnston, IA will be offered at an average price of $172 per square foot. A 1,500 sqft home priced at $312,180 is 23.55% more expensive per square foot than a 3,900 sqft home priced at $664,092. Home prices in Johnston, IA vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $459,757. Sellers who can wait longer may achieve a higher price of up to $561,925.

FAQ – Home Values in Johnston

What is the median home value in Johnston in 2026?

In 2026, the typical home value in Johnston is about $333,604 for an average home size of 1948 square feet. This corresponds to an average price of roughly $172 per square foot.

What is the average cost per square foot in Johnston?

In 2026, homes in Johnston sell for an average of around $172 per square foot, with a typical range between $172 and $172 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 Johnston is about 1948 square feet, with an estimated 2026 value around $333,604.



Locations close to Johnston, IA

Kamrar, IA115 $ / ft²
Kellerton, IA102 $ / ft²
Kelley, IA185 $ / ft²
Jewell, IA143 $ / ft²
Jefferson, IA79 $ / ft²
Jamaica, IA160 $ / ft²
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