Rock Island, IL
2025 and 2035 projected population

Ever wonder how many people live in Rock Island, IL 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 Rock Island, IL for years 2025 through 2035.

Population Growth Rate (Year over Year)

34,50035,00035,50036,00036,50037,00037,500-1.50%-1.00%-0.50%0.00%0.50%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

37,103

Growth

0.00%

2021

Population

36,587

Growth

-1.39%

2022

Population

36,322

Growth

-0.72%

2023

Population

36,296

Growth

-0.07%

2024

Population

36,434

Growth

0.38%

2025

Population

36,498

Growth

0.18%

2026

Population

36,302

Growth

-0.54%

2027

Population

36,111

Growth

-0.53%

2028

Population

35,928

Growth

-0.51%

2029

Population

35,751

Growth

-0.49%

2030

Population

35,582

Growth

-0.47%

2031

Population

35,378

Growth

-0.57%

2032

Population

35,172

Growth

-0.58%

2033

Population

34,969

Growth

-0.58%

2034

Population

34,773

Growth

-0.56%

2035

Population

34,582

Growth

-0.55%

Last update at Tue Jun 30 2026

Zip code level csv report on population forecast and economic development in Rock Island, IL

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 Rock Island, IL reportDownload sample csv report

Top 25 most populated zip codes in Rock Island, IL

Our model provides a detailed 2025 through 2035 projected population growth for every zip code in Rock Island, IL.

U.S. Zip code

2020 census

2025 population

2030 population

Open
6120138,01837,21236,297View full zip code report, 61201

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