Here are some federal (but non-census) sources we use for data about seniors:
Centers for Disease Control and Prevention – provide county-level data on death including single-year age, 5-year and 10-year age groups, single underlying cause, multiple causes, and demographics from CDC WONDER’s Multiple Causes of Death database.
https://wonder.cdc.gov/mcd-icd10.html
Centers for Medicare & Medicaid Services (CMS) – county-level data are accessible for monthly enrollments in Medicare by program type (including original Medicare, Medicare Advantage and other health plans, Part A, Part B, Part D, and prescription drug plans).
https://www.cms.gov/Research-Statistics-Data-and-Systems/Statistics-Trends-and-Reports/Chronic-Conditions/Interactive_Atlas
https://cms-oeda.maps.arcgis.com/apps/MapSeries/index.html?appid=062934f815eb412182b3d324054ea6f0
https://portal.cms.gov/
https://data.cms.gov/tools/mapping-medicare-disparities-by-population
Feeding America – food insecure people and food insecurity rates by county population are estimated annually in Feeding America’s Map the Meal Gap Report.
https://map.feedingamerica.org/
https://www.feedingamerica.org/research/senior-hunger-research/senior
Health Resources & Services Administration – HRSA provides estimates of current and future health care workforce across care providers and occupational categories, as well as monitors geographical areas of the state designated for shortages of care or as high need (HPSAs).
https://data.hrsa.gov/topics/health-workforce
U.S. Department of Agriculture – the annual USDA Food Insecurity in the United States report includes estimates of food insecurity and very low food security for states.
https://www.ers.usda.gov/topics/food-nutrition-assistance/food-security-in-the-u-s/
U.S. Department of Housing and Urban Development – three HUD sources provide data for measures of the availability and condition of housing for older adults as well as homelessness risk.
https://www.hudexchange.info/homelessness-assistance/ahar/#2021-reports
https://www.hud.gov/program_offices/housing/mfh/exp/mfhdiscl
https://www.huduser.gov/portal/datasets/cp.html
U.S. Veterans Administration – the VA National Center for Veterans Analysis and Statistics30 publishes data on the veteran population of each state.
https://www.va.gov/vetdata/Veteran_Population.asp