California projected population growth from 2025 through 2035

California, the Golden State, is renowned for its diverse culture, stunning natural landscapes, and vibrant cities. From the iconic beaches of Southern California to the majestic redwoods of Northern California, the state offers a myriad of opportunities for outdoor adventures and exploration. With a booming economy driven by technology, entertainment, and agriculture, California continues to attract people from all over the world seeking innovation and opportunity.

Picture from a ciy in California U.S.

California forecasted population

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

Population Growth Rate (Year over Year)

39,000,00039,500,00040,000,00040,500,00041,000,00041,500,000-1.50%-1.00%-0.50%0.00%0.50%1.00%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

39,555,674

Growth

0.00%

2021

Population

39,142,565

Growth

-1.04%

2022

Population

39,142,414

Growth

-0.00%

2023

Population

39,198,693

Growth

0.14%

2024

Population

39,431,263

Growth

0.59%

2025

Population

39,598,963

Growth

0.43%

2026

Population

39,735,480

Growth

0.34%

2027

Population

39,883,513

Growth

0.37%

2028

Population

40,040,131

Growth

0.39%

2029

Population

40,200,437

Growth

0.40%

2030

Population

40,369,281

Growth

0.42%

2031

Population

40,546,361

Growth

0.44%

2032

Population

40,729,284

Growth

0.45%

2033

Population

40,896,708

Growth

0.41%

2034

Population

41,056,594

Growth

0.39%

2035

Population

41,213,706

Growth

0.38%

Last update at Tue Sep 29 2026

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

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 California

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

City

2020 census

2025 population

2030 population

2035 population

Open
Los Angeles3,899,4493,886,6303,902,7663,911,838View city insights, Los Angeles
San Diego1,384,4291,418,5891,476,7651,520,814View city insights, San Diego
San Jose1,013,4191,004,7041,025,1781,035,322View city insights, San Jose
San Francisco878,392832,994868,868887,762View city insights, San Francisco
Fresno542,235551,017568,543585,924View city insights, Fresno
Sacramento524,908538,027561,322589,116View city insights, Sacramento
Long Beach466,766452,378452,109452,258View city insights, Long Beach
Oakland440,679444,125456,350471,373View city insights, Oakland
Bakersfield404,368417,738425,015433,339View city insights, Bakersfield
Anaheim346,810346,217351,124354,578View city insights, Anaheim

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