McHenry County
IllinoisFIPS 17111
Pop. 310,2293 HospitalsSVI 0.09RUCC 1 (Metro)
Health Snapshot
| Metric | McHenry County | State Avg | |
|---|---|---|---|
| Diabetes Prevalence | 9.1% | 10.2% | ▼ |
| Adult Obesity | 34.2% | 37.1% | ▼ |
| Uninsured Rate | 5.9% | 6.3% | ▼ |
| PCPs per 10K | 4.5 | 4.7 | ▲ |
| Premature Death (YPLL) | 5,730.353 | — |
Source: County Health Rankings (2025)
Workforce Supply
144
Primary Care Physicians
46.0 per 100k
341
NPs & PAs
109.0 per 100k
225
Dentists
398
Hospital Beds
1.3 per 1,000
$13,647.5
Medicare Per Capita
1895.0%
Readmission Rate
Source: Area Health Resources File (AHRF) 2024-2025
CDC PLACES Health Indicators
| Indicator | McHenry County | State Avg | |
|---|---|---|---|
| Diabetes | 10.3% | — | |
| Obesity | 32.5% | — | |
| Depression | 22.2% | — | |
| Frequent Mental Distress | 15.8% | — | |
| COPD | 6.0% | — | |
| Current Smoking | 11.9% | — | |
| Heart Disease | 5.5% | — | |
| Stroke | 2.9% | — | |
| High Blood Pressure | 33.2% | — | |
| Poor General Health | 16.5% | — | |
| Disability | 26.5% | — | |
| No Leisure Physical Activity | 21.0% | — | |
| Binge Drinking | 19.0% | — | |
| Uninsured | 7.9% | — |
Source: CDC PLACES 2023-2024. Values are age-adjusted prevalence (%).
Explore financial data, AHEAD readiness, and community benefit for McHenry's 3 hospitals.
Social Vulnerability Index
Overall0.09
Socioeconomic Status0.14
Household Composition & Disability0.24
Minority Status & Language0.55
Housing Type & Transportation0.04
Source: CDC/ATSDR SVI 2022. Score 0-1; higher = more vulnerable.
Hospitals in McHenry County
| Hospital | City | Beds | Type |
|---|---|---|---|
| Mercy Harvard Hospital | Harvard | 25 | CAH |
| Mercyhealth Hospital & Physician Clinic-crystal La | Crystal Lake | 13 | |
| Northwestern Medicine Mchenry Hospital | Mchenry | 177 |
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Data from CMS Provider of Services, County Health Rankings, CDC Social Vulnerability Index, HRSA Bureau of Health Workforce, AHRF 2024-2025, CDC PLACES 2023-2024, and UNC Sheps Center. Last updated: 2026-03-11.