Health by ZIP

Walworth County, WI health estimates

Wisconsin. 105,822 residents, 85,648 adults (the Census population estimates that PLACES uses). 14 ZIP Codes and 22 places with estimates.

Compare with another placeZIP Codes of the county (CSV)

Walworth County in Wisconsin. Boundaries: US Census Bureau.

The figures are model-based estimates for the adults of an area. They are not measurements. They say nothing about one person.

We do not produce estimates for individuals; only aggregated results for counties, places, census tracts, or ZCTAs.

First, it is not adequate to simply compare point estimates. The confidence intervals should also be considered, and some are very broad.

Centers for Disease Control and Prevention, PLACES Frequently Asked Questions (page dated 11 Dec 2025, read on 2 Oct 2026)

PLACES 2025 release. Survey years (BRFSS): 2022 and 2023. CDC updated the data on . What an estimate is. How to read an interval. The site gives no medical advice.

CDC estimates that 38.4% of the adults of Walworth County, WI have obesity.

The 95% confidence interval is 31.6% to 45.2%.

PLACES 2025, BRFSS 2023.

Report card: 40 measures by CDC category

Crude prevalence is the estimated share of all adults. Age-adjusted prevalence uses the 2000 US standard population, so that areas with different ages can be compared. CDC: Age-adjusted estimates are only available at the county and place-level.

"Higher" or "lower": the two 95% confidence intervals do not overlap. "Similar": they overlap. Against the state figure, which has no interval, the words are "above", "below" and "in line".

Health outcomes: Walworth County, WI
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalWI figure (site aggregate)United States
All teeth lost among adults aged ≥65 yearsBRFSS 20225.6%4.5 to 7.09.9%below12.2%lowerinterval 11.8 to 12.66.1%4.9 to 7.510.1%below12.6%lowerinterval 12.2 to 13.0
Arthritis among adultsBRFSS 202326.3%23.2 to 29.426.6%in line25.4%similar22.1%19.4 to 24.822.7%in line21.9%similar
Cancer (non-skin) or melanoma among adultsBRFSS 20238.8%7.8 to 9.88.6%in line7.9%similar7.0%6.3 to 7.87.0%in line6.6%similar
Chronic obstructive pulmonary disease among adultsBRFSS 20236.4%5.1 to 7.86.5%in line6.2%similar5.4%4.4 to 6.45.5%in line5.3%similar
Coronary heart disease among adultsBRFSS 20236.8%5.8 to 7.86.6%in line6.4%similar5.4%4.6 to 6.15.3%in line5.3%similar
Current asthma among adultsBRFSS 202310.5%9.2 to 11.810.8%in line9.8%similar10.5%9.3 to 11.910.9%in line9.8%similar
Depression among adultsBRFSS 202321.9%18.6 to 25.323.2%in line20.2%similar22.8%19.5 to 26.324.1%in line20.7%similar
Diagnosed diabetes among adultsBRFSS 202311.2%9.4 to 12.911.4%in line12.0%similar9.2%7.8 to 10.79.6%in line10.3%similar
High blood pressure among adultsBRFSS 202332.7%28.9 to 36.433.3%in line34.4%similar28.5%25.1 to 32.029.4%in line30.7%similar
High cholesterol among adults who have ever been screenedBRFSS 202334.9%31.1 to 38.934.4%in line37.4%similar29.5%25.9 to 33.429.5%in line32.2%similar
Obesity among adultsBRFSS 202338.4%31.6 to 45.237.7%in line32.8%similar39.3%32.6 to 46.237.9%in line32.9%similar
Stroke among adultsBRFSS 20233.3%2.8 to 3.83.4%in line3.4%similar2.7%2.3 to 3.12.8%in line2.9%similar
Prevention: Walworth County, WI
MeasureEstimate and interval on a scale of 0 to 90%Estimate95% intervalWI figure (site aggregate)United States
Cholesterol screening among adultsBRFSS 202385.5%83.0 to 87.885.9%in line87.5%similar84.0%81.3 to 86.584.1%in line85.6%similar
Colorectal cancer screening among adults aged 45–75 yearsBRFSS 202269.7%64.8 to 74.369.4%in line66.3%similar63.8%58.7 to 68.863.5%in line54.1%higherinterval 53.7 to 54.6
Current lack of health insurance among adults aged 18-64 yearsBRFSS 20238.4%6.5 to 10.68.0%in line11.0%lowerinterval 10.7 to 11.39.1%7.1 to 11.48.4%in line11.5%similar
Mammography use among women aged 50-74 yearsBRFSS 202277.3%69.8 to 83.680.3%in line76.5%similar77.2%69.8 to 83.579.9%in line76.0%similar
Taking medicine to control high blood pressure among adults with high blood pressureBRFSS 202378.4%75.6 to 81.177.8%in line77.0%similar57.1%52.7 to 61.458.0%in line57.5%similar
Visited dentist or dental clinic in the past year among adultsBRFSS 202269.6%66.3 to 72.867.1%in line63.9%higherinterval 63.6 to 64.268.1%64.7 to 71.466.4%in line63.4%higherinterval 63.1 to 63.7
Visits to doctor for routine checkup within the past year among adultsBRFSS 202377.3%73.6 to 80.777.6%in line77.7%similar74.7%70.7 to 78.475.4%in line75.7%similar
Health risk behaviors: Walworth County, WI
MeasureEstimate and interval on a scale of 0 to 40%Estimate95% intervalWI figure (site aggregate)United States
Binge drinking among adultsBRFSS 202320.0%16.8 to 23.519.0%in line15.2%higherinterval 15.0 to 15.522.3%18.8 to 26.120.9%in line16.6%higherinterval 16.3 to 16.9
Current cigarette smoking among adultsBRFSS 202312.8%10.0 to 15.813.6%in line11.4%similar13.6%10.7 to 17.014.0%in line11.6%similar
No leisure-time physical activity among adultsBRFSS 202326.1%21.3 to 31.226.6%in line24.5%similar25.2%20.8 to 30.425.6%in line23.7%similar
Short sleep duration among adultsBRFSS 202231.4%26.1 to 37.132.6%in line36.0%similar33.1%27.6 to 38.933.6%in line36.8%similar
Disability: Walworth County, WI
MeasureEstimate and interval on a scale of 0 to 40%Estimate95% intervalWI figure (site aggregate)United States
Any disability among adultsBRFSS 202329.8%25.2 to 34.529.4%in line30.0%similar27.8%23.7 to 32.527.8%in line28.3%similar
Cognitive disability among adultsBRFSS 202312.8%10.7 to 15.112.8%in line13.7%similar13.3%11.1 to 15.713.4%in line14.1%similar
Hearing disability among adultsBRFSS 20237.1%6.2 to 8.16.9%in line6.7%similar5.9%5.2 to 6.85.9%in line5.8%similar
Independent living disability among adultsBRFSS 20237.7%6.4 to 9.17.9%in line7.9%similar7.5%6.2 to 8.97.8%in line7.6%similar
Mobility disability among adultsBRFSS 202313.4%10.9 to 15.913.4%in line13.5%similar11.3%9.3 to 13.311.4%in line11.7%similar
Self-care disability among adultsBRFSS 20233.4%2.8 to 4.03.5%in line3.8%similar3.1%2.6 to 3.63.2%in line3.4%similar
Vision disability among adultsBRFSS 20234.3%3.6 to 5.04.5%in line5.5%lowerinterval 5.4 to 5.74.0%3.4 to 4.64.2%in line5.2%lowerinterval 5.1 to 5.4
Health status: Walworth County, WI
MeasureEstimate and interval on a scale of 0 to 30%Estimate95% intervalWI figure (site aggregate)United States
Fair or poor self-rated health status among adultsBRFSS 202317.2%14.1 to 20.417.8%in line19.2%similar16.3%13.6 to 19.516.9%in line18.3%similar
Frequent mental distress among adultsBRFSS 202315.2%13.1 to 17.515.5%in line15.6%similar16.3%14.1 to 18.716.5%in line16.3%similar
Frequent physical distress among adultsBRFSS 202313.1%11.1 to 15.212.9%in line12.8%similar12.3%10.5 to 14.212.1%in line12.1%similar

ZIP Codes in Walworth County

ZIP Codes in Walworth County, WI, in ZIP Code order
ZIP CodeResidentsEstimate95% confidence intervalAgainst Walworth County
ZIP Code 531142,49142.5%36.4 to 49.1similar
ZIP Code 5311515,88440.2%33.8 to 47.1similar
ZIP Code 5312010,02438.2%32.0 to 44.8similar
ZIP Code 5312119,22238.2%31.8 to 45.0similar
ZIP Code 531253,40530.9%25.0 to 37.0similar
ZIP Code 531289,06440.2%34.2 to 46.2similar
ZIP Code 5314717,85938.7%32.3 to 45.3similar
ZIP Code 531578040.3%33.4 to 47.5similar
ZIP Code 5317613739.7%32.7 to 46.6similar
ZIP Code 531844,09640.2%33.7 to 47.1similar
ZIP Code 5319019,45937.7%32.8 to 43.0similar
ZIP Code 531913,25738.0%31.5 to 44.7similar
ZIP Code 5319512039.2%32.8 to 46.3similar
ZIP Code 535852,13042.4%35.6 to 49.2similar

The dashed line in each drawing is Walworth County. The words are "higher" or "lower" when the two 95% confidence intervals do not overlap, and "similar" when they overlap. The table is in name order. The intervals of many rows overlap, so the table gives no rank.

A ZIP Code is in the county that holds the largest share of its land. A ZIP Code that is in two counties shows one time. Download the ZIP Codes of Walworth County as a CSV file, with all measures.

Cities and places in Walworth County

Places in Walworth County, WI, in name order
PlaceResidentsEstimate95% confidence intervalAgainst Walworth County
Allens Grove17442.7%35.7 to 49.5similar
Bloomfield4,78141.1%34.1 to 48.1similar
Como2,35638.4%31.7 to 45.3similar
Darien1,57342.8%36.0 to 49.9similar
Delavan8,50540.8%34.3 to 47.6similar
Delavan Lake2,80339.7%32.9 to 46.8similar
East Troy4,68738.6%32.0 to 45.5similar
Elkhorn10,24738.3%31.9 to 45.2similar
Fontana-on-Geneva Lake3,12030.4%24.6 to 36.4similar
Genoa City2,98239.7%33.1 to 46.8similar
Lake Geneva8,27738.9%32.3 to 45.6similar
Lake Ivanhoe46142.3%35.4 to 49.1similar
Lake Lorraine33838.9%32.5 to 45.8similar
Lauderdale Lakes1,28336.9%30.3 to 43.8similar
Lyons93239.7%32.8 to 46.6similar
Potter Lake1,11737.7%31.0 to 44.5similar
Sharon1,58642.5%35.6 to 49.4similar
Springfield16839.7%32.9 to 46.8similar
Turtle Lake34838.3%31.7 to 45.4similar
Walworth2,75940.6%34.0 to 47.6similar
Whitewater14,88936.9%31.7 to 42.2similar
Williams Bay2,95338.1%31.5 to 44.9similar

The dashed line in each drawing is Walworth County. The words are "higher" or "lower" when the two 95% confidence intervals do not overlap, and "similar" when they overlap. The table is in name order. The intervals of many rows overlap, so the table gives no rank.

Estimates in earlier PLACES releases

The current modeling procedure does not support using the estimates to track changes at the local level over time.

Centers for Disease Control and Prevention, PLACES Frequently Asked Questions (page dated 11 Dec 2025, read on 2 Oct 2026)

The table lists what each PLACES release published for Walworth County, WI, for 12 of the 40 measures.

Walworth County, WI: crude prevalence and 95% confidence interval in each PLACES release
Measure2022 release2023 release2024 release2025 release
COPD6.2%5.1 to 7.36.0%4.9 to 7.46.0%5.3 to 6.76.4%5.1 to 7.8
Coronary Heart Disease6.5%5.8 to 7.26.2%5.3 to 7.16.8%6.1 to 7.66.8%5.8 to 7.8
Current Asthma9.7%9.2 to 10.210.1%8.9 to 11.610.3%9.0 to 11.610.5%9.2 to 11.8
Depression19.4%18.2 to 20.621.8%18.0 to 26.222.3%19.0 to 25.921.9%18.6 to 25.3
Diabetes9.5%8.6 to 10.39.3%7.8 to 11.09.9%8.6 to 11.411.2%9.4 to 12.9
High Blood Pressure30.5%29.2 to 31.829.7%25.8 to 33.930.4%26.4 to 34.432.7%28.9 to 36.4
Obesity34.7%32.8 to 36.436.1%28.8 to 44.032.2%26.5 to 38.438.4%31.6 to 45.2
Health Insurance10.9%9.0 to 13.27.3%5.5 to 9.75.0%4.3 to 5.78.4%6.5 to 10.6
Binge Drinking22.7%21.8 to 23.622.1%18.5 to 26.421.5%17.7 to 25.520.0%16.8 to 23.5
Current Cigarette Smoking15.5%12.8 to 18.213.4%10.3 to 16.813.3%11.7 to 15.212.8%10.0 to 15.8
Physical Inactivity20.0%17.4 to 22.620.9%16.8 to 25.619.8%16.7 to 23.326.1%21.3 to 31.2
General Health12.1%10.4 to 14.013.6%11.4 to 16.314.5%12.8 to 16.217.2%14.1 to 20.4

Official sources

The links open the pages of the agencies in a new tab.

Cite this page

Health by ZIP. Walworth County, WI: CDC PLACES estimates, 2025 release. Source: Centers for Disease Control and Prevention, PLACES: Local Data for Better Health. CDC updated the data on 4 Dec 2025. https://healthbyzip.com/county/wi/walworth-county/

The address of this page stays the same. CDC's own citation is at the foot of the page.

Where the figures come from

Source: Centers for Disease Control and Prevention, PLACES: Local Data for Better Health, 2025 release. CDC updated the data on . The page shows the 2022, 2023, 2024 releases as a record. The data are a US government work in the public domain. Data set on data.cdc.gov. The boundaries and the links between ZIP Codes, counties and places come from the US Census Bureau. Percentages have one decimal, as CDC publishes them. A state figure is a site aggregate: the site computes it. The site corrects an error of its own processing at the next build. See corrections.

Questions about Walworth County, WI

How does the obesity estimate of Walworth County, WI compare with Wisconsin?

The Wisconsin figure is 37.7% (site aggregate).

It has no confidence interval.

The Wisconsin figure is inside the interval of Walworth County, WI. The estimate is in line with it.

How does the obesity estimate of Walworth County, WI compare with the nation?

The US estimate is 32.8%.

The 95% confidence interval is 32.4% to 33.1%.

The two intervals overlap. The estimate for Walworth County, WI is similar.

What does CDC estimate for diagnosed diabetes in Walworth County, WI?

CDC estimates that 11.2% of the adults of Walworth County, WI have diagnosed diabetes.

The 95% confidence interval is 9.4% to 12.9%.

PLACES 2025, BRFSS 2023.

For how many measures is Walworth County, WI above or below the Wisconsin figure?

Walworth County, WI and the Wisconsin figure both have a value for 40 measures.

The estimate for Walworth County, WI is above the Wisconsin figure for 0 measures.

It is below the Wisconsin figure for 1 measure.

It is in line with the Wisconsin figure for 39 measures.