Rock County
WisconsinFIPS 55105
Pop. 163,6874 HospitalsSVI 0.30RUCC 3 (Metro)PC HPSADental HPSAMH HPSA
Health Snapshot
| Metric | Rock County | State Avg | |
|---|---|---|---|
| Diabetes Prevalence | 9.1% | 9.1% | ▲ |
| Adult Obesity | 38.1% | 39.2% | ▼ |
| Uninsured Rate | 6.6% | 7.0% | ▼ |
| PCPs per 10K | 5.1 | 6.5 | ▲ |
| Premature Death (YPLL) | 8,626.183 | — |
Source: County Health Rankings (2025)
Workforce Supply
85
Primary Care Physicians
51.7 per 100k
188
NPs & PAs
114.4 per 100k
119
Dentists
300
Hospital Beds
1.8 per 1,000
$11,107.08
Medicare Per Capita
1784.0%
Readmission Rate
Source: Area Health Resources File (AHRF) 2024-2025
CDC PLACES Health Indicators
| Indicator | Rock County | State Avg | |
|---|---|---|---|
| Diabetes | 12.5% | — | |
| Obesity | 42.4% | — | |
| Depression | 23.6% | — | |
| Frequent Mental Distress | 16.4% | — | |
| COPD | 7.0% | — | |
| Current Smoking | 15.4% | — | |
| Heart Disease | 6.8% | — | |
| Stroke | 3.5% | — | |
| High Blood Pressure | 33.5% | — | |
| Poor General Health | 20.4% | — | |
| Disability | 31.9% | — | |
| No Leisure Physical Activity | 30.5% | — | |
| Binge Drinking | 16.9% | — | |
| Uninsured | 9.3% | — |
Source: CDC PLACES 2023-2024. Values are age-adjusted prevalence (%).
Explore financial data, AHEAD readiness, and community benefit for Rock's 4 hospitals.
Social Vulnerability Index
Overall0.30
Socioeconomic Status0.22
Household Composition & Disability0.53
Minority Status & Language0.51
Housing Type & Transportation0.31
Source: CDC/ATSDR SVI 2022. Score 0-1; higher = more vulnerable.
Health Professional Shortage Areas
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Primary Care
Designated Shortage Area
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Dental Health
Designated Shortage Area
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Mental Health
Designated Shortage Area
Source: HRSA Bureau of Health Workforce
Hospitals in Rock County
| Hospital | City | Beds | Type |
|---|---|---|---|
| Beloit Memorial Hospital | Beloit | 256 | |
| Edgerton Hospital and Health Services | Edgerton | 29 | CAH |
| Mercy Health System Corp | Janesville | 240 | |
| Ssm Health St Mary's Hospital - Janesville | Janesville | 50 |
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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.