According to projections by the Central Statistics Agency (BPS), the population of Central Java in 2025 will reach 38.23 million people.
This number is an increase of approximately 341,000 people, or a growth of 0.9%, compared to 2024.
In 2025, the population of Central Java is projected to be 19.2 million males (50.2%) and approximately 19.03 million females (49.8%).
When broken down by region, the largest population in Central Java is in Brebes Regency, while the smallest is in Magelang City.
Here is a breakdown of the projected population of Central Java by regency/city in 2025 according to BPS, ordered from largest to smallest:
* Brebes Regency: 2.09 million people
* Cilacap Regency: 2.05 million people
* Banyumas Regency: 1.87 million people
* Semarang City: 1.72 million people
* Tegal Regency: 1.69 million people
* Pemalang Regency: 1.56 million people
* Grobogan Regency: 1.52 million people
* Kebumen Regency: 1.43 million people
* Pati Regency: 1.38 million people
* Magelang Regency: 1.35 million people
* Klaten Regency: 1.30 million people
* Demak Regency: 1.27 million people
* Jepara Regency: 1.24 million people
* Boyolali Regency: 1.11 million people
* Semarang Regency: 1.10 million people
* Kendal Regency: 1.08 million people
* Banjarnegara Regency: 1.07 million people
* Wonogiri Regency: 1.06 million people
* Purbalingga Regency: 1.05 million people
* Pekalongan Regency: 1.03 million people
* Sragen Regency: 1.01 million people
* Karanganyar Regency: 968,480 people
* Sukoharjo Regency: 950,420 people
* Wonosobo Regency: 931,140 people
* Blora Regency: 914,170 people
* Kudus Regency: 891,720 people
* Batang Regency: 847,180 people
* Temanggung Regency: 821,120 people
* Purworejo Regency: 801,670 people
* Rembang Regency: 670,100 people
* Surakarta City: 529,080 people
* Pekalongan City: 324,560 people
* Tegal City: 288,820 people
* Salatiga City: 203,550 people
* Magelang City: 122,670 people
BPS also projects that in 2025, the majority of Central Java's population will be adults aged 25-29, followed by the 30-34 and 35-39 age groups.
Here is a breakdown of the projected population of Central Java by age group in 2025 according to BPS, ordered from youngest to oldest:
* 0-4 years: 2.85 million people
* 5-9 years: 2.69 million people
* 10-14 years: 2.71 million people
* 15-19 years: 2.78 million people
* 20-24 years: 2.83 million people
* 25-29 years: 2.89 million people
* 30-34 years: 2.89 million people
* 35-39 years: 2.86 million people
* 40-44 years: 2.78 million people
* 45-49 years: 2.70 million people
* 50-54 years: 2.49 million people
* 55-59 years: 2.26 million people
* 60-64 years: 1.90 million people
* 65-69 years: 1.50 million people
* 70-74 years: 1.06 million people
* 75 years and over: 1.04 million people