Iowa projected population growth from 2025 through 2035

Iowa, the Hawkeye State, is known for its scenic beauty, strong sense of community, and agricultural heritage. From the rolling hills of the Driftless Area to the charming small towns dotted across the state, Iowa offers a peaceful and picturesque lifestyle. With a diverse economy supported by industries such as agriculture, manufacturing, and renewable energy, Iowa continues to attract individuals seeking a balanced lifestyle and a strong sense of community.

Picture from a ciy in Iowa U.S.

Iowa forecasted population

Aterio data team has developed an AI enhanced model that helps organizations understand the forecasted growth of population in Iowa for years 2025 through 2035.

Population Growth Rate (Year over Year)

3,150,0003,200,0003,250,0003,300,0003,350,0003,400,0003,450,0000.00%0.20%0.40%0.60%0.80%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

3,190,546

Growth

0.00%

2021

Population

3,198,613

Growth

0.25%

2022

Population

3,202,820

Growth

0.13%

2023

Population

3,218,414

Growth

0.49%

2024

Population

3,241,488

Growth

0.72%

2025

Population

3,250,188

Growth

0.27%

2026

Population

3,263,454

Growth

0.41%

2027

Population

3,278,702

Growth

0.47%

2028

Population

3,296,656

Growth

0.55%

2029

Population

3,316,495

Growth

0.60%

2030

Population

3,337,264

Growth

0.63%

2031

Population

3,348,182

Growth

0.33%

2032

Population

3,360,186

Growth

0.36%

2033

Population

3,373,182

Growth

0.39%

2034

Population

3,387,913

Growth

0.44%

2035

Population

3,403,691

Growth

0.47%

Last update at Thu May 28 2026

Zip code level csv report on population forecast and economic development in Iowa

Our team has created a comprehensive report on population forecast and economic development by zip code using our proprietary AI models.

Contact Us for the full Iowa reportDownload sample csv report

Top 10 most populated cities in Iowa

Our model provides a detailed 2025 through 2035 forecasted population growth for every city and zip code in Iowa.

City

2020 census

2025 population

2030 population

2035 population

Open
Des Moines214,058215,484228,464240,141View city insights, Des Moines
Cedar Rapids137,732137,785141,548144,328View city insights, Cedar Rapids
Davenport101,730101,230104,313106,824View city insights, Davenport
Sioux City85,89488,15693,13294,765View city insights, Sioux City
Iowa City74,82577,37282,57988,174View city insights, Iowa City
West Des Moines68,72575,13081,34287,517View city insights, West Des Moines
Ankeny68,09577,30581,99486,305View city insights, Ankeny
Waterloo67,30967,27268,35469,111View city insights, Waterloo
Ames66,43269,25273,36978,802View city insights, Ames
Council Bluffs62,78162,36562,33561,823View city insights, Council Bluffs

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