Williamsport, PA
2025 and 2035 projected population

Ever wonder how many people live in Williamsport, PA 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 Williamsport, PA for years 2025 through 2035.

Population Growth Rate (Year over Year)

27,40027,50027,60027,70027,800-1.00%-0.50%0.00%0.50%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

27,770

Growth

0.00%

2021

Population

27,530

Growth

-0.86%

2022

Population

27,557

Growth

0.10%

2023

Population

27,671

Growth

0.41%

2024

Population

27,628

Growth

-0.16%

2025

Population

27,464

Growth

-0.59%

2026

Population

27,464

Growth

0.00%

2027

Population

27,477

Growth

0.05%

2028

Population

27,501

Growth

0.09%

2029

Population

27,537

Growth

0.13%

2030

Population

27,583

Growth

0.17%

2031

Population

27,565

Growth

-0.07%

2032

Population

27,556

Growth

-0.03%

2033

Population

27,556

Growth

-0.00%

2034

Population

27,565

Growth

0.03%

2035

Population

27,585

Growth

0.07%

Last update at Tue Jun 30 2026

Zip code level csv report on population forecast and economic development in Williamsport, PA

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 Williamsport, PA

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

U.S. Zip code

2020 census

2025 population

2030 population

Open
1770143,06843,06743,254View full zip code report, 17701
1770210,56810,63510,593View full zip code report, 17702

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