T1D Numbers - Global Type 1 Diabetes prevalence, incidence, and mortality data by country

T1D Numbers

Global type 1 diabetes estimates for 2025

The T1D Index estimates that 9,500,194 people are living with type 1 diabetes worldwide in 2025, with 513,125 new diagnoses and 173,516 deaths in the same year. A further 4,084,579 people would be alive today had they been diagnosed and treated. A 10-year-old living with T1D has an average remaining life expectancy of 51.3 years, against 77.0 years for the background population. Estimates cover 202 countries from 1960 to 2040.

People living with T1D

9,500,194

New cases this year

513,125

Deaths this year

173,516

Missing people

4,084,579

T1D remaining life expectancy at 10

51.3years

Countries with the most people living with type 1 diabetes (2025)

Top 25 countries by estimated number of people living with type 1 diabetes in 2025, all ages, T1D Index version 3.0.
CountryLiving with T1DPer 100,000New casesDeaths
United States1,512,851435.752,56313,349
India987,31167.573,56729,068
China626,42344.237,4079,065
Brazil517,290243.128,9279,271
United Kingdom347,869500.310,9983,394
Germany341,380406.19,5634,460
Russia333,034231.316,8305,386
Canada250,506624.58,6702,206
Saudi Arabia236,780685.013,631841
Turkey207,079236.211,9981,778
Egypt203,020171.513,0054,304
Algeria198,288418.012,6292,882
Spain192,956403.15,9401,388
Italy185,825314.35,6852,997
France178,585268.16,4131,862
Morocco146,159380.39,9173,591
Iran141,997153.79,2142,245
Poland134,165351.86,9881,642
Mexico124,89594.74,7212,165
Australia117,929437.34,207732
Ukraine117,850302.47,1392,456
Sudan100,571194.79,7656,414
Argentina90,932198.45,4411,409
United Arab Emirates85,248751.44,286138
Sweden84,525793.42,311437

Type 1 diabetes by world region (2025)

People living with type 1 diabetes by IDF world region in 2025.
IDF regionLiving with T1DNew casesDeaths
Europe2,816,750114,33134,986
North America and Caribbean1,898,90866,66918,058
Middle East and North Africa1,492,53498,58928,301
Southeast Asia1,054,28778,72231,225
Western Pacific1,033,18858,03414,785
South and Central America827,01446,31514,174
Africa377,51250,46531,988

Figures are T1D Index version 3.0 estimates for all ages. Read the methodology and download the full dataset, or see how the model is built and who maintains it. Use the filters above to explore every country, year and age band.