Lake Saint Louis, MO
2025 and 2035 projected population

Ever wonder how many people live in Lake Saint Louis, MO 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 Lake Saint Louis, MO for years 2025 through 2035.

Population Growth Rate (Year over Year)

16,00017,00018,00019,00020,00021,0000.00%1.00%2.00%3.00%4.00%5.00%6.00%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

16,707

Growth

0.00%

2021

Population

17,317

Growth

3.65%

2022

Population

18,335

Growth

5.88%

2023

Population

18,711

Growth

2.05%

2024

Population

19,160

Growth

2.40%

2025

Population

19,281

Growth

0.63%

2026

Population

19,446

Growth

0.86%

2027

Population

19,613

Growth

0.86%

2028

Population

19,782

Growth

0.86%

2029

Population

19,954

Growth

0.87%

2030

Population

20,130

Growth

0.88%

2031

Population

20,265

Growth

0.67%

2032

Population

20,402

Growth

0.68%

2033

Population

20,539

Growth

0.67%

2034

Population

20,681

Growth

0.69%

2035

Population

20,827

Growth

0.70%

Last update at Fri Jul 31 2026

Zip code level csv report on population forecast and economic development in Lake Saint Louis, MO

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

Top 25 most populated zip codes in Lake Saint Louis, MO

Our model provides a detailed 2025 through 2035 projected population growth for every zip code in Lake Saint Louis, MO.

U.S. Zip code

2020 census

2025 population

2030 population

Open
6336725,93028,32729,587View full zip code report, 63367

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