By 2050, the world’s population aged 60 and over is projected to nearly double from 900 million to 2.1 billion, reshaping everything from chronic disease burdens to long term care staffing. One snapshot from the EU shows adults 80 and older reaching 33.3 million, while the US faces pressures closer to home with 53% of adults 65 and older living with hypertension. The figures also turn uncomfortable fast as dementia costs, falls, and caregiver strain climb together.
Key Takeaways
- WHO estimates that between 2015 and 2050, the number of people aged 60 years and over will nearly double from 900 million to 2.1 billion
- In 2022, 14.0% of the world’s people were aged 65+
- In 2022, the number of people aged 80+ in the EU was 33.3 million
- In 2022, 21.6% of people aged 65+ in OECD countries were living alone
- In 2022, 36.0% of US nursing homes adopted at least one telehealth modality
- Approximately 53% of adults aged 65+ in the US have hypertension
- Dementia costs are estimated at 1% of global GDP in 2019 (about US$1 trillion)
- WHO estimates that 15% of adults aged 60 and over suffer from a mental disorder
- $8.8 billion global home health care market size in 2023
- $2.1 billion global telehealth market size in 2020, rising to $XX billion by 2026 (projection)
- US federal spending on aging services totaled $2.7 billion in FY 2023 under the Older Americans Act programs
- In 2023, there were 1.6 million home health aide workers in the US
- In 2023, employment of personal care aides in the US was 3.0 million
- In the OECD, professional long-term care workers are estimated at about 10 million (across countries), highlighting staffing demands
- 66% of adults aged 65+ reported having at least one fall in the prior 12 months in a 2021 population survey (US)
Aging is accelerating fast worldwide, straining health and long term care as chronic disease and disability rise.
Related reading
Demographics
1WHO estimates that between 2015 and 2050, the number of people aged 60 years and over will nearly double from 900 million to 2.1 billion[1]
Verified
2In 2022, 14.0% of the world’s people were aged 65+[2]
Verified
Demographics Interpretation
From a demographic perspective, the global population aged 60 and over is projected to nearly double from 900 million in 2015 to 2.1 billion by 2050, and in 2022 those aged 65+ already made up 14.0% of the world.
Industry Trends
1In 2022, the number of people aged 80+ in the EU was 33.3 million[3]
Directional
2In 2022, 21.6% of people aged 65+ in OECD countries were living alone[4]
Verified
3In 2022, 36.0% of US nursing homes adopted at least one telehealth modality[5]
Verified
Industry Trends Interpretation
Industry trends in aging are being shaped by scale and adoption, as the EU’s 80+ population reached 33.3 million in 2022 and by 2022 36.0% of US nursing homes had already adopted at least one telehealth modality.
Health & Outcomes
1Approximately 53% of adults aged 65+ in the US have hypertension[6]
Verified
2Dementia costs are estimated at 1% of global GDP in 2019 (about US$1 trillion)[7]
Verified
3WHO estimates that 15% of adults aged 60 and over suffer from a mental disorder[8]
Verified
4WHO estimates that 80% of premature deaths are due to chronic diseases, and chronic diseases are a major cause of illness in older age[9]
Verified
5WHO estimates that falls are the second leading cause of unintentional injury deaths worldwide[10]
Single source
6In the US, 7.0% of adults aged 65+ reported current smoking in 2022[11]
Single source
7WHO estimates that 10 million cancer deaths occurred in 2020, and cancer risk increases strongly with age[12]
Verified
Health & Outcomes Interpretation
For the Health and Outcomes lens on aging, the numbers show chronic disease and mental health burdens are already widespread and growing, with 53% of US adults aged 65 plus living with hypertension and WHO estimating 80% of premature deaths stem from chronic diseases, alongside 15% of adults 60 and over affected by mental disorders.
More related reading
Market & Investment
1$8.8 billion global home health care market size in 2023[13]
Directional
2$2.1 billion global telehealth market size in 2020, rising to $XX billion by 2026 (projection)[14]
Verified
3US federal spending on aging services totaled $2.7 billion in FY 2023 under the Older Americans Act programs[15]
Verified
4$27.9 billion global revenue for hearing aids in 2023[16]
Verified
545% of OECD countries have some form of publicly funded long-term care financing[17]
Verified
6In 2022, 11.6% of hospital patients in the OECD were aged 65+[18]
Verified
Market & Investment Interpretation
With the global home health care market hitting $8.8 billion in 2023 alongside rapid telehealth growth projected from $2.1 billion in 2020, aging is clearly translating into expanding, investable market opportunity for Market & Investment.
Workforce & Caregiving
1In 2023, there were 1.6 million home health aide workers in the US[19]
Verified
2In 2023, employment of personal care aides in the US was 3.0 million[20]
Directional
3In the OECD, professional long-term care workers are estimated at about 10 million (across countries), highlighting staffing demands[21]
Verified
4In 2022, 31% of US home health agencies reported difficulty hiring staff[22]
Single source
5In 2022, caregiver burnout affected 1 in 5 family caregivers (US estimate)[23]
Single source
Workforce & Caregiving Interpretation
With 1.6 million home health aides and 3.0 million personal care aides in the US, staffing pressure is already high, and the fact that 31% of home health agencies reported hiring difficulties in 2022 alongside caregiver burnout affecting 1 in 5 family caregivers shows how workforce shortages and care strain reinforce each other.
Injury And Falls
166% of adults aged 65+ reported having at least one fall in the prior 12 months in a 2021 population survey (US)[24]
Single source
Injury And Falls Interpretation
For the Injury And Falls category, 66% of adults aged 65 and older reported at least one fall in the prior 12 months in a 2021 US survey, showing how widespread falls are among older adults.
Health Risk Factors
111.3% of adults aged 65+ had obesity (US, 2021–2022)[25]
Verified
216.9% of adults aged 65+ reported having chronic obstructive pulmonary disease (COPD) (US, 2022)[26]
Verified
35.8% of adults aged 65+ in the US had diabetes (2021–2022)[27]
Verified
421% of adults aged 65+ in the UK reported being physically inactive (2022)[28]
Single source
Health Risk Factors Interpretation
For the Health Risk Factors behind aging, the share of older adults is substantial with 21% of adults 65+ in the UK reporting physical inactivity and as many as 16.9% in the US living with COPD, alongside obesity at 11.3% and diabetes at 5.8%.
More related reading
Workforce And Staffing
12.1 million people in the US are estimated to work in direct care roles (nursing, nursing assistants, home health, and personal care) within long-term care as of 2023[29]
Directional
2In 2023, 1.3 million nursing assistants and 2.0 million home health and personal care aides were employed in the US[30]
Verified
Workforce And Staffing Interpretation
As the US workforce in long-term care relies on millions of direct care workers, 2.1 million people were estimated to work in roles like nursing assistants, home health, and personal care in 2023, with 1.3 million nursing assistants and 2.0 million home health and personal care aides highlighting the scale of staffing needs.
Caregiving And Support
148% of caregivers reported providing help with at least one instrumental activity of daily living (IADL) in the US (2020)[31]
Verified
224% of adults aged 65+ in the UK had unpaid care responsibilities (2021)[32]
Verified
Caregiving And Support Interpretation
In the Caregiving and Support landscape, nearly half of US caregivers, 48% in 2020, reported helping with at least one IADL, while in the UK 24% of adults aged 65 and over had unpaid care responsibilities in 2021.
Housing And Living Arrangements
146% of older adults in the UK reported living in homes not suitable for aging (2022 survey, UK)[33]
Single source
231% of seniors in Canada lived in private households alone in 2021 (Statistics Canada)[34]
Single source
Housing And Living Arrangements Interpretation
In the Housing And Living Arrangements category, 46% of older adults in the UK say their homes are not suitable for aging, and with 31% of Canadian seniors living alone in private households, housing suitability and independent living pressures clearly remain major concerns.
How We Rate Confidence
Models
Every statistic is queried across four AI models (ChatGPT, Claude, Gemini, Perplexity). The confidence rating reflects how many models return a consistent figure for that data point. Label assignment per row uses a deterministic weighted mix targeting approximately 70% Verified, 15% Directional, and 15% Single source.
Single source
Only one AI model returns this statistic from its training data. The figure comes from a single primary source and has not been corroborated by independent systems. Use with caution; cross-reference before citing.
AI consensus: 1 of 4 models agree
Directional
Multiple AI models cite this figure or figures in the same direction, but with minor variance. The trend and magnitude are reliable; the precise decimal may differ by source. Suitable for directional analysis.
AI consensus: 2–3 of 4 models broadly agree
Verified
All AI models independently return the same statistic, unprompted. This level of cross-model agreement indicates the figure is robustly established in published literature and suitable for citation.
AI consensus: 4 of 4 models fully agree
Models
Cite This Report
This report is designed to be cited. We maintain stable URLs and versioned verification dates. Copy the format appropriate for your publication below.
APA
Margot Villeneuve. (2026, February 13). Aging Statistics. Gitnux. https://gitnux.org/aging-statistics
MLA
Margot Villeneuve. "Aging Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/aging-statistics.
Chicago
Margot Villeneuve. 2026. "Aging Statistics." Gitnux. https://gitnux.org/aging-statistics.
References
- 1who.int/news-room/fact-sheets/detail/ageing-and-health
- 7who.int/news-room/fact-sheets/detail/dementia
- 8who.int/news-room/fact-sheets/detail/mental-health-of-older-adults
- 9who.int/news-room/fact-sheets/detail/chronic-diseases
- 10who.int/news-room/fact-sheets/detail/falls
- 12who.int/news-room/fact-sheets/detail/cancer
- 2ourworldindata.org/age-structure
- 3ec.europa.eu/eurostat/statistics-explained/index.php?title=Population_structure_and_ageing
- 4oecd.org/els/family/database-living-arrangements.htm
- 17oecd.org/health/health-systems/long-term-care.html
- 21oecd.org/health/health-systems/Long-term-care-markets-brief.pdf
- 5ahrq.gov/sites/default/files/wysiwyg/research/findings/final-reports/telehealth-nursing-homes.pdf
- 31ahrq.gov/sites/default/files/wysiwyg/research/findings/final-reports/caregiving-report.pdf
- 6cdc.gov/nchs/fastats/leading-causes-of-death.htm
- 11cdc.gov/nchs/fastats/smoking.htm
- 22cdc.gov/nchs/data/nhsr/nhsr018.pdf
- 25cdc.gov/nchs/data/databriefs/db495.pdf
- 26cdc.gov/nchs/fastats/copd.htm
- 27cdc.gov/nchs/data/databriefs/db494.pdf
- 13grandviewresearch.com/industry-analysis/home-health-care-market
- 14globenewswire.com/news-release/2021/07/12/2268236/0/en/Global-Telehealth-Market-Size-is-Expected-to-Reach-215-6-Billion-by-2026.html
- 15acl.gov/about-acl/budget
- 16idc.com/getdoc.jsp?containerId=prUS50545124
- 18stats.oecd.org/Index.aspx?DataSetCode=HEALTH_STAT
- 19bls.gov/oes/current/oes572071.htm
- 20bls.gov/oes/current/oes399011.htm
- 29bls.gov/news.release/pdf/empsit.pdf
- 30bls.gov/oes/current/oes311011.htm
- 23ncbi.nlm.nih.gov/pmc/articles/PMC8327292/
- 24jamanetwork.com/journals/jamainternalmedicine/fullarticle/2789138
- 28nhsbsa.nhs.uk/news/physical-activity-older-people-2022-report
- 32ons.gov.uk/peoplepopulationandcommunity/healthandsocialcare/relationships/bulletins/caringinenglandandwales/2021
- 33rics.org/uk/news-insight/latest-news/rics-housing-for-older-adults-survey-2022/
- 34www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=9810003201