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Allendale County, SC Health Statistics

46.7% of adults have obesity and 21.6% have diabetes, among about 7,369 residents.

Obesity
46.7%
#1 of 46 · +13.4 pts
Diabetes
21.6%
#2 of 46 · +9.5 pts
Smoking
19.0%
+6.2 pts
Uninsured (18-64)
17.6%
+6.5 pts

How it compares

Largest differences from the U.S. average

Higher than the U.S.

  • Utility shutoff threat17.6% vs 8.0%
  • Food insecurity34.6% vs 15.9%
  • Self-care7.7% vs 3.8%

Lower than the U.S.

  • Binge drinking12.0% vs 15.9%
  • Cancer6.9% vs 7.7%

All health measures

Allendale County, SC compared with South Carolina and the U.S.

Health outcomes

Adults withHereSCU.S.
Obesity46.7%+13.4 pts35.8%33.3%
Diagnosed diabetes21.6%+9.5 pts13.9%12.1%
High blood pressure50.1%+15.7 pts38.5%34.4%
High cholesterol (among those screened)39.6%+3.2 pts38.1%36.4%
Coronary heart disease9.1%+2.8 pts6.8%6.3%
Stroke6.4%+3.0 pts3.9%3.4%
Current asthma11.0%+0.8 pts9.6%10.2%
COPD10.7%+4.2 pts7.5%6.5%
Cancer (excluding skin cancer)6.9%-0.8 pts8.5%7.7%
Arthritis32.9%+7.7 pts28.4%25.2%
Depression19.6%-2.0 pts22.4%21.6%
All teeth lost (age 65+)17.8%+5.2 pts14.0%12.6%

Health behaviors

Adults withHereSCU.S.
Current smoking19.0%+6.2 pts13.3%12.8%
Binge drinking12.0%-3.9 pts15.7%15.9%
No leisure-time physical activity38.4%+13.2 pts25.8%25.2%
Short sleep (under 7 hours)44.7%+8.6 pts35.8%36.1%

Prevention

Adults withHereSCU.S.
No health insurance (age 18 to 64)17.6%+6.5 pts11.8%11.1%
Routine checkup in the past year82.4%+5.6 pts80.6%76.8%
Dental visit in the past year49.2%-12.5 pts63.1%61.7%
Taking blood pressure medicine (if high)82.3%+6.8 pts80.2%75.5%
Cholesterol screening85.2%-1.0 pts86.9%86.2%
Colorectal cancer screening (age 45 to 75)65.6%+1.9 pts69.3%63.7%
Mammogram in the past 2 years (women 50 to 74)75.9%about the same77.6%76.1%

Health status

Adults withHereSCU.S.
Fair or poor general health31.4%+11.6 pts20.1%19.8%
Frequent mental distress18.3%+1.8 pts16.4%16.5%
Frequent physical distress17.8%+4.5 pts14.0%13.3%

Disability

Adults withHereSCU.S.
Any disability41.6%+11.2 pts31.5%30.4%
Mobility disability24.1%+10.3 pts15.4%13.8%
Cognitive disability18.4%+4.1 pts14.3%14.3%
Hearing disability7.6%+0.8 pts7.0%6.8%
Vision disability10.1%+4.8 pts5.6%5.3%
Self-care disability7.7%+3.9 pts4.3%3.8%
Independent living disability13.3%+5.2 pts8.7%8.1%

Social needs

Adults withHereSCU.S.
Loneliness37.5%+3.4 pts31.7%34.1%
Lack of social and emotional support32.7%+8.1 pts23.7%24.6%
Food insecurity in the past year34.6%+18.7 pts17.4%15.9%
Received SNAP (food stamps) in the past year25.6%+12.8 pts10.5%12.8%
Housing insecurity in the past year24.5%+11.5 pts13.3%13.0%
Threat of utility shutoff in the past year17.6%+9.6 pts8.9%8.0%
Lack of reliable transportation15.7%+7.2 pts8.6%8.5%

Share of adults (18 and older unless noted), crude prevalence. Differences are compared with the U.S.; green is better than the national rate, red is worse. These are model-based estimates, not counts.

Frequently asked questions

What is the obesity rate in Allendale County, SC?
About 46.7% of adults in Allendale County, SC have obesity, compared with 35.8% in South Carolina and 33.3% nationwide. That ranks #1 of 46 counties in South Carolina.
How common is diabetes in Allendale County, SC?
About 21.6% of adults have diagnosed diabetes (South Carolina 13.9%, U.S. 12.1%).
What share of adults smoke in Allendale County, SC?
About 19.0% of adults currently smoke cigarettes, compared with 12.8% nationwide.
How accurate are these numbers?
They are CDC model-based estimates built from national survey data and local population data, not counts from local health records. Small areas have wider margins of error.

Source: CDC PLACES: Local Data for Better Health · Last updated 12/01/2025 · 2025 release. Share of adults, crude prevalence.