Watertown, WI
2025 and 2035 projected population

Ever wonder how many people live in Watertown, WI 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 Watertown, WI for years 2025 through 2035.

Population Growth Rate (Year over Year)

22,40022,50022,60022,70022,80022,90023,000-0.80%-0.60%-0.40%-0.20%0.00%0.20%0.40%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

22,933

Growth

0.00%

2021

Population

22,890

Growth

-0.19%

2022

Population

22,730

Growth

-0.70%

2023

Population

22,681

Growth

-0.22%

2024

Population

22,617

Growth

-0.28%

2025

Population

22,473

Growth

-0.63%

2026

Population

22,503

Growth

0.13%

2027

Population

22,534

Growth

0.14%

2028

Population

22,575

Growth

0.18%

2029

Population

22,635

Growth

0.27%

2030

Population

22,708

Growth

0.32%

2031

Population

22,677

Growth

-0.14%

2032

Population

22,647

Growth

-0.13%

2033

Population

22,619

Growth

-0.12%

2034

Population

22,607

Growth

-0.06%

2035

Population

22,605

Growth

-0.01%

Last update at Tue Jun 30 2026

Zip code level csv report on population forecast and economic development in Watertown, WI

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 Watertown, WI reportDownload sample csv report

Top 25 most populated zip codes in Watertown, WI

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

U.S. Zip code

2020 census

2025 population

2030 population

Open
5309419,17518,10118,407View full zip code report, 53094
5309811,74811,39811,375View full zip code report, 53098

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