Montana projected population growth from 2025 through 2035

Montana, the Treasure State, is known for its stunning natural landscapes, outdoor recreation opportunities, and strong sense of independence. From the rugged mountains of Glacier National Park to the expansive plains of eastern Montana, the state offers a haven for outdoor enthusiasts and nature lovers. With a growing economy supported by industries such as tourism, agriculture, and energy, Montana continues to attract individuals seeking a high quality of life amidst breathtaking scenery.

Picture from a ciy in Montana U.S.

Montana forecasted population

Aterio data team has developed an AI enhanced model that helps organizations understand the forecasted growth of population in Montana for years 2025 through 2035.

Population Growth Rate (Year over Year)

1,050,0001,100,0001,150,0001,200,0001,250,0000.00%0.50%1.00%1.50%2.00%2.50%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

1,084,216

Growth

0.00%

2021

Population

1,106,522

Growth

2.06%

2022

Population

1,122,095

Growth

1.41%

2023

Population

1,131,302

Growth

0.82%

2024

Population

1,137,233

Growth

0.52%

2025

Population

1,148,189

Growth

0.96%

2026

Population

1,156,275

Growth

0.70%

2027

Population

1,164,998

Growth

0.75%

2028

Population

1,174,360

Growth

0.80%

2029

Population

1,184,127

Growth

0.83%

2030

Population

1,194,135

Growth

0.85%

2031

Population

1,201,190

Growth

0.59%

2032

Population

1,208,581

Growth

0.62%

2033

Population

1,216,385

Growth

0.65%

2034

Population

1,224,627

Growth

0.68%

2035

Population

1,233,258

Growth

0.70%

Last update at Thu May 28 2026

Zip code level csv report on population forecast and economic development in Montana

Our team has created a comprehensive report on population forecast and economic development by zip code using our proprietary AI models.

Top 10 most populated cities in Montana

Our model provides a detailed 2025 through 2035 forecasted population growth for every city and zip code in Montana.

City

2020 census

2025 population

2030 population

2035 population

Open
Billings117,159122,673128,647134,192View city insights, Billings
Missoula74,13778,57282,22685,096View city insights, Missoula
Great Falls60,47859,88759,86859,483View city insights, Great Falls
Bozeman53,56359,03364,60370,019View city insights, Bozeman
Helena32,11235,04937,37539,313View city insights, Helena
Kalispell25,07831,77133,26634,600View city insights, Kalispell
Belgrade10,47613,01514,11415,194View city insights, Belgrade
Havre9,3489,1979,2899,344View city insights, Havre
Livingston8,4609,1629,3509,473View city insights, Livingston
Miles City8,3488,4788,7068,912View city insights, Miles City

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