Griffith, IN
2025 and 2035 projected population

Ever wonder how many people live in Griffith, IN 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 Griffith, IN for years 2025 through 2035.

Population Growth Rate (Year over Year)

15,80016,00016,20016,40016,600-0.80%-0.60%-0.40%-0.20%0.00%0.20%0.40%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

16,539

Growth

0.00%

2021

Population

16,423

Growth

-0.70%

2022

Population

16,303

Growth

-0.73%

2023

Population

16,222

Growth

-0.50%

2024

Population

16,192

Growth

-0.18%

2025

Population

16,227

Growth

0.22%

2026

Population

16,186

Growth

-0.26%

2027

Population

16,147

Growth

-0.24%

2028

Population

16,113

Growth

-0.22%

2029

Population

16,080

Growth

-0.21%

2030

Population

16,047

Growth

-0.20%

2031

Population

15,997

Growth

-0.31%

2032

Population

15,947

Growth

-0.31%

2033

Population

15,897

Growth

-0.31%

2034

Population

15,849

Growth

-0.30%

2035

Population

15,803

Growth

-0.29%

Last update at Tue Jun 30 2026

Zip code level csv report on population forecast and economic development in Griffith, IN

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 Griffith, IN

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

U.S. Zip code

2020 census

2025 population

2030 population

Open
4631917,38417,69817,506View full zip code report, 46319

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