Chillicothe, OH
2025 and 2035 projected population

Ever wonder how many people live in Chillicothe, OH and how fast that number changes?

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

Population Growth Rate (Year over Year)

21,00021,20021,40021,60021,80022,00022,200-0.60%-0.50%-0.40%-0.30%-0.20%-0.10%0.00%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

22,051

Growth

0.00%

2021

Population

22,004

Growth

-0.21%

2022

Population

21,891

Growth

-0.51%

2023

Population

21,853

Growth

-0.17%

2024

Population

21,769

Growth

-0.38%

2025

Population

21,638

Growth

-0.60%

2026

Population

21,590

Growth

-0.22%

2027

Population

21,541

Growth

-0.23%

2028

Population

21,496

Growth

-0.21%

2029

Population

21,451

Growth

-0.21%

2030

Population

21,404

Growth

-0.22%

2031

Population

21,338

Growth

-0.31%

2032

Population

21,266

Growth

-0.33%

2033

Population

21,196

Growth

-0.33%

2034

Population

21,126

Growth

-0.33%

2035

Population

21,057

Growth

-0.33%

Last update at Tue Jun 30 2026

Zip code level csv report on population forecast and economic development in Chillicothe, OH

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

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Top 25 most populated zip codes in Chillicothe, OH

Our model provides a detailed 2025 through 2035 projected population growth for every zip code in Chillicothe, OH.

U.S. Zip code

2020 census

2025 population

2030 population

Open
4560155,22056,01055,403View full zip code report, 45601

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