Mill Creek, WA
2025 and 2035 projected population

Ever wonder how many people live in Mill Creek, WA 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 Mill Creek, WA for years 2025 through 2035.

Population Growth Rate (Year over Year)

20,50021,00021,50022,00022,50023,000-0.50%0.00%0.50%1.00%1.50%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

20,934

Growth

0.00%

2021

Population

21,023

Growth

0.43%

2022

Population

20,938

Growth

-0.40%

2023

Population

20,933

Growth

-0.02%

2024

Population

20,993

Growth

0.29%

2025

Population

21,248

Growth

1.22%

2026

Population

21,389

Growth

0.66%

2027

Population

21,534

Growth

0.68%

2028

Population

21,684

Growth

0.70%

2029

Population

21,836

Growth

0.70%

2030

Population

21,990

Growth

0.70%

2031

Population

22,106

Growth

0.53%

2032

Population

22,224

Growth

0.53%

2033

Population

22,342

Growth

0.53%

2034

Population

22,464

Growth

0.54%

2035

Population

22,587

Growth

0.55%

Last update at Tue Jun 30 2026

Zip code level csv report on population forecast and economic development in Mill Creek, WA

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 Mill Creek, WA

Our model provides a detailed 2025 through 2035 projected population growth for every zip code in Mill Creek, WA.

U.S. Zip code

2020 census

2025 population

2030 population

Open

Download all US projected population dataset

Our U.S. projected population data by state, county, city, and zip code. And request your free data sample today.

Download dataset