Diabetes claimed a life every five seconds in 2021. This article details the global prevalence, which reached 537 million adults that year and continues to rise.
Key Takeaways
- In the United States, 38.4 million people (11.6% of population) had diabetes in 2021
- In the US, diabetes prevalence among non-Hispanic Blacks was 12.7% in 2021
- In 2021, approximately 537 million adults aged 20-79 years (10.5% prevalence) were living with diabetes worldwide
- In 2021, the Middle East and North Africa had the highest regional diabetes prevalence at 12.2%
- Globally, diabetes projected to affect 783 million adults by 2045, up from 537 million in 2021
Diabetes affects hundreds of millions worldwide, with rising prevalence driven by lifestyle and aging populations.
Related reading
01 · Category
Country-Specific Statistics26 stats
01
In the United States, 38.4 million people (11.6% of population) had diabetes in 2021
02
In China, 140.9 million adults (10.6%) had diabetes in 2021
03
India had 77 million diabetes cases (8.7%) among adults 20-79 in 2021
04
Brazil reported 20.8 million diabetes cases (11.0%) in 2021
05
Pakistan’s diabetes prevalence was 30.8% (33 million adults) in 2021
06
In Mexico, 15.3 million adults (14.6%) had diabetes in 2021
07
Germany had a diabetes prevalence of 7.6% (5.3 million cases) in 2021
08
Japan’s diabetes cases numbered 11 million (7.9%) in adults 20-79 in 2021
09
Egypt prevalence was 20.9% (15 million adults) in 2021
10
United Kingdom had 4.4 million diagnosed diabetes cases (7.0%) in 2021
11
Indonesia reported 19.5 million diabetes cases (10.6%) in 2021
12
Russia’s diabetes prevalence was 6.0% (6.8 million) in 2021
13
Bangladesh had 13.3 million cases (13.0%) in 2021
14
Turkey prevalence was 14.7% (8.1 million adults) in 2021
15
France had 3.7 million diabetes cases (5.6%) in 2021
16
Nigeria’s prevalence was 5.7% (5.8 million) in 2021
17
Iran reported 5.5 million cases (7.0%) in 2021
18
Thailand had 5.5 million diabetes cases (8.2%) in 2021
19
South Africa prevalence was 12.7% (4.2 million) in 2021
20
Italy’s diabetes prevalence was 6.5% (3.4 million) in 2021
21
Philippines had 4.3 million cases (5.0%) in 2021
22
Saudi Arabia prevalence was 18.3% (5.1 million) in 2021
23
Spain had 2.9 million diabetes cases (6.2%) in 2021
24
Vietnam reported 4.0 million cases (5.0%) in 2021
25
Algeria prevalence was 10.6% (3.4 million) in 2021
26
Canada had 3.6 million diabetes cases (9.3%) in 2021
Interpretation
Country-Specific Statistics Interpretation
It seems humanity's sweet tooth has staged a global coup, with nations like Pakistan and Egypt showing that sugar can be a bitter ruler indeed.
02 · Category
Demographic Statistics24 stats
01
In the US, diabetes prevalence among non-Hispanic Blacks was 12.7% in 2021
02
Globally, women aged 20-79 had 10.9% diabetes prevalence vs 10.1% in men in 2021
03
In adults aged 65-79, global diabetes prevalence was 19.5% in 2021
04
Urban adults worldwide had 12.1% diabetes prevalence compared to 8.1% rural in 2021
05
In the US, Hispanic adults had 13.0% diabetes prevalence in 2021
06
Globally, obesity doubles diabetes risk, with 14% of adults obese having diabetes in 2021
07
US adults aged 65+ had 29.2% diabetes prevalence in 2021
08
Women with gestational diabetes have 50% risk of type 2 diabetes within 5-10 years
09
In low-income countries, diabetes prevalence in poorest quintile was 4.1% vs 7.2% richest in 2021
10
US non-Hispanic Asian adults diabetes prevalence was 9.5% in 2021
11
Globally, indigenous populations have up to 2x higher diabetes prevalence
12
In Europe, elderly (75+) diabetes prevalence was 25.4% in 2021
13
US men had 12.1% diabetes prevalence vs 11.2% women in 2021
14
Children with type 1 diabetes incidence highest in Finland at 64.2 per 100,000 in 2021
15
Globally, South Asian ethnicity has 2-4x higher type 2 diabetes risk
16
In Africa, urban women diabetes prevalence 7.5% vs 2.5% rural women in 2021
17
US adults with BMI >=30 had 15.4% diabetes prevalence in 2021
18
Pregnant women in high-income countries had 20.5% hyperglycaemia prevalence in 2021
19
Globally, 50-70% higher diabetes prevalence in Pacific Islanders
20
In India, rural diabetes prevalence 8.0% vs urban 15.5% in adults in 2021
21
US Native American adults diabetes rate 13.0% in 2021
22
Globally, diabetes prevalence rises sharply after age 40, from 4.1% (40-49) to 23.3% (70-79) in 2021
23
In China, male diabetes prevalence 11.5% vs female 9.9% in 2021
24
Low birth weight increases type 2 diabetes risk by 2x in adulthood
Interpretation
Demographic Statistics Interpretation
If you live in the U.S., are over 65, and identify as Hispanic or Black, your chances of having diabetes are statistically higher than a coin flip for heads, revealing a stark intersection of age, ethnicity, and geography in this global health crisis.
03 · Category
Global Statistics29 stats
01
In 2021, approximately 537 million adults aged 20-79 years (10.5% prevalence) were living with diabetes worldwide
02
Globally, diabetes caused 6.7 million deaths in 2021, equivalent to one death every 5 seconds
03
The global prevalence of diabetes in adults aged 20-79 years rose from 7% in 2019 to 10.5% in 2021
04
In 2021, 46% of adults with diabetes worldwide (about 247 million) were undiagnosed
05
Global diabetes-related health expenditure reached USD 966 billion in 2021
06
Diabetes prevalence among adults globally is projected to reach 643 million by 2030
07
In low- and middle-income countries, 79% of adults with diabetes live, representing 425 million people in 2021
08
Globally, type 2 diabetes accounts for 90-95% of all diabetes cases among adults aged 20-79
09
The age-adjusted global prevalence of diabetes increased from 4.7% in 1980 to 9.3% in 2019
10
In 2021, South-East Asia and Western Pacific regions accounted for 60% of global diabetes cases
11
Worldwide, 1 in 10 adults aged 20-79 (537 million) had diabetes in 2021, with prevalence doubling since 1990
12
Global undiagnosed diabetes prevalence was 46.1% in 2021, affecting 240.8 million adults
13
Diabetes prevalence in urban areas globally was 12.1% compared to 8.1% in rural areas in 2021
14
Globally, men had a diabetes prevalence of 10.1% and women 10.9% in adults aged 20-79 in 2021
15
The global economic burden of diabetes was USD 1.3 trillion in lost productivity in 2021
16
In 2021, hyperglycaemia in pregnancy affected 21.1 million women globally (16.7%)
17
Global diabetes prevalence among adults aged 65-79 was 19.5% in 2021
18
Type 1 diabetes affects about 8.4 million people globally, or 1.6% of all diabetes cases
19
Globally, diabetes-related kidney disease affects 40% of people with diabetes
20
In 2021, the global prevalence of impaired glucose tolerance was 14.1% (541 million adults)
21
Worldwide, diabetes prevalence is highest in the 60-79 age group at 23.3% in 2021
22
Global diabetes mortality rate was 12.2% of all deaths in adults aged 20-79 in 2021
23
In 2021, 3.9 million children and adolescents under 20 had type 1 diabetes globally
24
Global prevalence of diabetes has increased by 112% since 1990
25
Diabetes accounts for 13% of all deaths worldwide among adults 20-79 years
26
Globally, 90% of diabetes cases are type 2, with prevalence 10.5% in 2021
27
In 2021, low-income countries had diabetes prevalence of 5.8%
28
Global diabetes health expenditure per person was USD 1,107 in high-income countries vs USD 771 in low/middle-income
29
Worldwide, obesity-related diabetes cases numbered 136 million in 2021
Interpretation
Global Statistics Interpretation
While diabetes stealthily claims a life every five seconds, its staggering $966 billion price tag and rapid spread—doubling in thirty years—reveal a global health crisis we can no longer afford to ignore or under-diagnose.
More related reading
04 · Category
Regional Statistics20 stats
01
In 2021, the Middle East and North Africa had the highest regional diabetes prevalence at 12.2%
02
Europe had a diabetes prevalence of 6.9% among adults aged 20-79 in 2021 (61 million cases)
03
In the Western Pacific region, 206 million adults (11.0%) had diabetes in 2021
04
Africa’s diabetes prevalence was 4.5% in 2021, affecting 24 million adults
05
South-East Asia region reported 90 million diabetes cases (9.4%) in 2021
06
In the Americas, diabetes prevalence was 11.6% (62 million adults) in 2021
07
Eastern Mediterranean region had 73 million diabetes cases (12.2%) in 2021
08
Europe’s undiagnosed diabetes rate was 35.5% in 2021
09
In Africa, diabetes prevalence in urban areas was 6.1% vs 2.9% rural in 2021
10
Western Pacific region’s diabetes expenditure was USD 318 billion in 2021
11
South-East Asia had the highest number of diabetes deaths at 2.1 million in 2021
12
Americas region diabetes prevalence among women was 12.0% in 2021
13
In Europe, men’s diabetes prevalence was 7.1% vs women’s 6.7% in 2021
14
Africa’s diabetes cases projected to double to 55 million by 2045
15
Eastern Mediterranean undiagnosed diabetes was 49.2% in 2021
16
Western Pacific rural diabetes prevalence was 8.4% in 2021
17
South-East Asia diabetes prevalence in ages 60-79 was 22.5% in 2021
18
Europe’s type 2 diabetes prevalence was 6.5% in 2021
19
Americas obesity-attributable diabetes cases were 28 million in 2021
20
Africa’s diabetes health expenditure was USD 11 billion in 2021
Interpretation
Regional Statistics Interpretation
The statistics paint a grim global portrait where the disease is most rampant in the Middle East and North Africa, most fatal in South-East Asia, most expensive in the Western Pacific, and most shrouded in ignorance in the Eastern Mediterranean, revealing a crisis where the only thing outpacing the rise in cases is the collective cost of managing them.
05 · Category
Trends and Projections27 stats
01
Globally, diabetes projected to affect 783 million adults by 2045, up from 537 million in 2021
02
Global diabetes prevalence expected to rise to 12.2% by 2045
03
Diabetes cases worldwide increased 16% from 2019 to 2021
04
By 2045, undiagnosed diabetes globally projected at 357 million
05
Global diabetes health expenditure forecasted to reach USD 1 trillion by 2045
06
Diabetes deaths globally projected to increase by 44% by 2045
07
In low/middle-income countries, diabetes cases to rise 134% by 2045
08
Global type 2 diabetes prevalence trend: 6.1% in 2000 to 10.5% in 2021
09
By 2030, 643 million adults expected to have diabetes worldwide
10
Africa’s diabetes cases projected from 24 million in 2021 to 55 million by 2045
11
US diabetes prevalence increased from 9.7% in 2010 to 11.6% in 2021
12
Global obesity prevalence rose from 12.8% in 1990 to 16.0% in 2021, driving diabetes trends
13
Diabetes-related spending globally up 350% since 2000, projected higher by 2045
14
By 2045, Middle East/North Africa diabetes prevalence to 16.6%
15
Global impaired glucose tolerance projected to 822 million by 2045
16
Western Pacific diabetes cases to increase 44% by 2045 to 296 million
17
US undiagnosed diabetes steady at 21.2% but absolute numbers rising to 8 million in 2021
18
Global diabetes in children (type 1) projected to rise 10% by 2045
19
South-East Asia diabetes prevalence to 10.8% by 2045 from 9.4% in 2021
20
Europe’s diabetes cases stable but aging population to push to 71 million by 2045
21
Americas diabetes projected 108 million cases by 2045, up 74% from 2021
22
Global hyperglycaemia in pregnancy to affect 28.5 million women by 2045
23
Diabetes mortality in low-income countries up 50% since 2010, trend continuing
24
China diabetes cases to 165 million by 2045 from 140.9 million in 2021
25
India projected 134 million diabetes cases by 2045
26
Global urban diabetes prevalence to 13.5% by 2045
27
Type 1 diabetes global incidence increasing 3-4% annually
Interpretation
Trends and Projections Interpretation
Our collective sweet tooth for inaction is fueling a bitter, trillion-dollar pandemic that is quietly rewriting humanity's future, one devastating statistic at a time.
Reference
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APA
Helena Kowalczyk. (2026, February 13). Diabetes Prevalence Statistics. Gitnux. https://gitnux.org/diabetes-prevalence-statistics
MLA
Helena Kowalczyk. "Diabetes Prevalence Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/diabetes-prevalence-statistics.
Chicago
Helena Kowalczyk. 2026. "Diabetes Prevalence Statistics." Gitnux. https://gitnux.org/diabetes-prevalence-statistics.
Sources & references
6 datasets cited across this report · attribution is report-level