Johnstown, CO
2025 and 2035 projected population

Ever wonder how many people live in Johnstown, CO 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 Johnstown, CO for years 2025 through 2035.

Population Growth Rate (Year over Year)

16,00018,00020,00022,00024,0000.00%1.00%2.00%3.00%4.00%5.00%6.00%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

17,327

Growth

0.00%

2021

Population

18,213

Growth

5.11%

2022

Population

18,618

Growth

2.22%

2023

Population

19,514

Growth

4.81%

2024

Population

20,639

Growth

5.77%

2025

Population

21,096

Growth

2.22%

2026

Population

21,331

Growth

1.12%

2027

Population

21,579

Growth

1.16%

2028

Population

21,837

Growth

1.20%

2029

Population

22,106

Growth

1.23%

2030

Population

22,384

Growth

1.26%

2031

Population

22,634

Growth

1.12%

2032

Population

22,894

Growth

1.14%

2033

Population

23,159

Growth

1.16%

2034

Population

23,431

Growth

1.18%

2035

Population

23,710

Growth

1.19%

Last update at Tue Jun 30 2026

Zip code level csv report on population forecast and economic development in Johnstown, CO

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 Johnstown, CO reportDownload sample csv report

Top 25 most populated zip codes in Johnstown, CO

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

U.S. Zip code

2020 census

2025 population

2030 population

Open
8053415,63520,40821,637View full zip code report, 80534

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