Health by ZIP

Lake County, IN health estimates

Indiana. 500,598 residents, 385,370 adults (the Census population estimates that PLACES uses). 27 ZIP Codes and 22 places with estimates.

Compare with another placeZIP Codes of the county (CSV)

Lake County in Indiana. 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 39.9% of the adults of Lake County, IN have obesity.

The 95% confidence interval is 35.9% to 44.1%.

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: Lake County, IN
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalIN figure (site aggregate)United States
All teeth lost among adults aged ≥65 yearsBRFSS 202216.3%13.9 to 18.915.4%in line12.2%higherinterval 11.8 to 12.617.0%14.5 to 19.615.6%in line12.6%higherinterval 12.2 to 13.0
Arthritis among adultsBRFSS 202328.3%25.9 to 30.828.3%in line25.4%higherinterval 25.1 to 25.624.3%22.2 to 26.625.3%in line21.9%higherinterval 21.6 to 22.1
Cancer (non-skin) or melanoma among adultsBRFSS 20237.8%7.1 to 8.68.3%in line7.9%similar6.4%5.8 to 7.17.1%in line6.6%similar
Chronic obstructive pulmonary disease among adultsBRFSS 20238.4%7.1 to 9.78.1%in line6.2%higherinterval 6.1 to 6.37.2%6.2 to 8.37.2%in line5.3%higherinterval 5.2 to 5.4
Coronary heart disease among adultsBRFSS 20237.1%6.3 to 8.06.8%in line6.4%similar5.8%5.2 to 6.65.8%in line5.3%similar
Current asthma among adultsBRFSS 202311.5%10.2 to 12.811.2%in line9.8%higherinterval 9.6 to 10.011.5%10.2 to 12.811.3%in line9.8%higherinterval 9.6 to 10.0
Depression among adultsBRFSS 202320.3%17.9 to 22.925.1%below20.2%similar21.0%18.6 to 23.725.7%below20.7%similar
Diagnosed diabetes among adultsBRFSS 202315.1%13.4 to 16.913.0%above12.0%higherinterval 11.8 to 12.212.9%11.5 to 14.411.5%in line10.3%higherinterval 10.1 to 10.5
High blood pressure among adultsBRFSS 202339.0%36.1 to 41.937.8%in line34.4%higherinterval 34.0 to 34.734.9%32.2 to 37.734.9%in line30.7%higherinterval 30.4 to 31.0
High cholesterol among adults who have ever been screenedBRFSS 202335.4%32.5 to 38.337.8%in line37.4%similar30.3%27.6 to 33.133.5%below32.2%similar
Obesity among adultsBRFSS 202339.9%35.9 to 44.138.4%in line32.8%higherinterval 32.4 to 33.139.9%35.9 to 44.038.6%in line32.9%higherinterval 32.5 to 33.2
Stroke among adultsBRFSS 20234.0%3.5 to 4.43.5%in line3.4%similar3.3%3.0 to 3.73.0%in line2.9%similar
Prevention: Lake County, IN
MeasureEstimate and interval on a scale of 0 to 90%Estimate95% intervalIN figure (site aggregate)United States
Cholesterol screening among adultsBRFSS 202386.7%84.9 to 88.585.8%in line87.5%similar84.9%82.8 to 87.084.6%in line85.6%similar
Colorectal cancer screening among adults aged 45–75 yearsBRFSS 202268.3%65.1 to 71.466.3%in line66.3%similar62.7%59.4 to 66.161.1%in line54.1%higherinterval 53.7 to 54.6
Current lack of health insurance among adults aged 18-64 yearsBRFSS 202310.7%8.7 to 12.88.9%in line11.0%similar11.1%9.1 to 13.49.1%in line11.5%similar
Mammography use among women aged 50-74 yearsBRFSS 202277.6%72.9 to 81.976.4%in line76.5%similar76.7%72.0 to 81.175.8%in line76.0%similar
Taking medicine to control high blood pressure among adults with high blood pressureBRFSS 202378.7%76.4 to 81.177.4%in line77.0%similar60.9%57.2 to 64.560.2%in line57.5%similar
Visited dentist or dental clinic in the past year among adultsBRFSS 202257.6%54.8 to 60.561.2%below63.9%lowerinterval 63.6 to 64.257.4%54.6 to 60.360.5%below63.4%lowerinterval 63.1 to 63.7
Visits to doctor for routine checkup within the past year among adultsBRFSS 202379.6%77.0 to 82.279.7%in line77.7%similar77.6%74.8 to 80.478.2%in line75.7%similar
Health risk behaviors: Lake County, IN
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalIN figure (site aggregate)United States
Binge drinking among adultsBRFSS 202316.7%14.5 to 19.216.6%in line15.2%similar18.3%15.9 to 21.117.7%in line16.6%similar
Current cigarette smoking among adultsBRFSS 202317.0%14.4 to 19.715.7%in line11.4%higherinterval 11.2 to 11.617.2%14.6 to 20.016.1%in line11.6%higherinterval 11.4 to 11.9
No leisure-time physical activity among adultsBRFSS 202327.9%24.5 to 31.524.9%in line24.5%similar26.9%23.5 to 30.324.2%in line23.7%similar
Short sleep duration among adultsBRFSS 202242.7%39.4 to 46.237.1%above36.0%higherinterval 35.7 to 36.343.4%40.1 to 46.938.0%above36.8%higherinterval 36.5 to 37.2
Disability: Lake County, IN
MeasureEstimate and interval on a scale of 0 to 40%Estimate95% intervalIN figure (site aggregate)United States
Any disability among adultsBRFSS 202331.4%28.1 to 34.931.1%in line30.0%similar29.9%26.6 to 33.329.9%in line28.3%similar
Cognitive disability among adultsBRFSS 202314.9%13.1 to 16.915.0%in line13.7%similar15.6%13.6 to 17.615.5%in line14.1%similar
Hearing disability among adultsBRFSS 20237.2%6.4 to 8.27.1%in line6.7%similar6.2%5.5 to 7.06.3%in line5.8%similar
Independent living disability among adultsBRFSS 20238.7%7.5 to 9.88.1%in line7.9%similar8.5%7.4 to 9.68.0%in line7.6%similar
Mobility disability among adultsBRFSS 202316.0%13.9 to 18.214.2%in line13.5%higherinterval 13.3 to 13.713.8%12.0 to 15.712.7%in line11.7%higherinterval 11.5 to 11.9
Self-care disability among adultsBRFSS 20234.4%3.9 to 5.03.7%above3.8%similar4.0%3.5 to 4.63.5%in line3.4%similar
Vision disability among adultsBRFSS 20236.0%5.3 to 6.85.0%above5.5%similar5.7%5.0 to 6.44.7%above5.2%similar
Health status: Lake County, IN
MeasureEstimate and interval on a scale of 0 to 30%Estimate95% intervalIN figure (site aggregate)United States
Fair or poor self-rated health status among adultsBRFSS 202323.5%20.7 to 26.520.6%above19.2%higherinterval 18.9 to 19.522.4%19.7 to 25.319.9%in line18.3%higherinterval 18.0 to 18.6
Frequent mental distress among adultsBRFSS 202317.0%15.2 to 19.017.6%in line15.6%similar18.1%16.1 to 20.218.4%in line16.3%similar
Frequent physical distress among adultsBRFSS 202314.9%13.2 to 16.813.8%in line12.8%higherinterval 12.6 to 13.014.0%12.4 to 15.813.2%in line12.1%higherinterval 11.8 to 12.3

ZIP Codes in Lake County

ZIP Codes in Lake County, IN, in ZIP Code order
ZIP CodeResidentsEstimate95% confidence intervalAgainst Lake County
ZIP Code 4630317,02835.3%31.6 to 39.2similar
ZIP Code 4630769,24834.9%31.5 to 38.5similar
ZIP Code 4631122,43134.3%30.6 to 38.2similar
ZIP Code 4631226,37047.0%43.0 to 51.0similar
ZIP Code 4631918,10837.4%33.6 to 41.1similar
ZIP Code 4632014,51447.9%43.8 to 51.9similar
ZIP Code 4632123,89433.1%29.5 to 36.8similar
ZIP Code 4632223,98436.0%32.4 to 39.8similar
ZIP Code 4632322,51042.0%38.1 to 46.0similar
ZIP Code 4632422,61142.0%38.1 to 46.0similar
ZIP Code 4632711,07844.8%40.8 to 48.9similar
ZIP Code 4634232,54038.4%34.8 to 42.2similar
ZIP Code 4635618,66835.5%31.8 to 39.4similar
ZIP Code 4637317,83933.7%30.1 to 37.4similar
ZIP Code 4637524,05134.5%30.9 to 38.4similar
ZIP Code 4637636735.0%31.0 to 39.1similar
ZIP Code 4637719436.5%32.4 to 40.7similar
ZIP Code 4639411,72540.2%36.3 to 44.2similar
ZIP Code 464025,50254.4%50.5 to 58.4higher
ZIP Code 4640311,64948.8%44.7 to 52.9higher
ZIP Code 4640415,65851.4%47.3 to 55.6higher
ZIP Code 4640511,86040.5%36.6 to 44.5similar
ZIP Code 464068,77651.6%47.7 to 55.6higher
ZIP Code 464079,86255.4%51.4 to 59.4higher
ZIP Code 4640815,10948.2%44.2 to 52.3higher
ZIP Code 464096,97551.4%47.3 to 55.4higher
ZIP Code 4641039,47142.7%38.7 to 46.6similar

The dashed line in each drawing is Lake 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 Lake County as a CSV file, with all measures.

Cities and places in Lake County

Places in Lake County, IN, in name order
PlaceResidentsEstimate95% confidence intervalAgainst Lake County
Cedar Lake14,10635.4%31.6 to 39.3similar
Crown Point33,89934.7%31.0 to 38.5similar
Dyer16,51734.4%30.7 to 38.2similar
East Chicago26,37047.0%43.0 to 51.0similar
Gary69,09351.9%47.8 to 55.9higher
Griffith16,52837.5%33.7 to 41.2similar
Hammond77,87943.2%39.3 to 47.2similar
Highland23,98436.0%32.4 to 39.8similar
Hobart29,75238.0%34.3 to 41.9similar
Lake Dalecarlia1,33236.3%32.4 to 40.4similar
Lake Station13,23540.5%36.6 to 44.5similar
Lakes of the Four Seasons7,09135.2%31.9 to 38.6similar
Lowell10,68035.0%31.4 to 39.0similar
Merrillville36,44442.5%38.5 to 46.5similar
Munster23,89433.1%29.5 to 36.8similar
New Chicago1,99941.7%37.7 to 45.6similar
Schererville29,64635.0%31.3 to 38.9similar
Schneider26935.0%30.9 to 39.3similar
Shelby45336.8%33.0 to 40.9similar
St. John20,30333.8%30.2 to 37.5similar
Whiting4,55941.3%37.5 to 45.4similar
Winfield7,18133.9%30.1 to 37.8similar

The dashed line in each drawing is Lake 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 Lake County, IN, for 12 of the 40 measures.

Lake County, IN: crude prevalence and 95% confidence interval in each PLACES release
Measure2022 release2023 release2024 release2025 release
COPD8.3%7.3 to 9.38.4%7.0 to 9.88.6%7.8 to 9.58.4%7.1 to 9.7
Coronary Heart Disease7.5%6.9 to 8.16.8%5.9 to 7.67.7%7.1 to 8.57.1%6.3 to 8.0
Current Asthma10.4%10.0 to 10.810.7%9.6 to 12.110.5%9.4 to 11.711.5%10.2 to 12.8
Depression19.3%18.4 to 20.122.1%19.5 to 24.920.5%18.4 to 22.920.3%17.9 to 22.9
Diabetes14.3%13.6 to 15.014.0%12.4 to 15.713.7%12.4 to 15.315.1%13.4 to 16.9
High Blood Pressure34.9%34.0 to 35.737.8%35.0 to 40.737.3%34.5 to 40.139.0%36.1 to 41.9
Obesity40.0%38.9 to 41.041.1%37.2 to 45.238.3%34.8 to 41.939.9%35.9 to 44.1
Health Insurance17.5%15.6 to 19.711.1%9.2 to 13.27.3%6.4 to 8.110.7%8.7 to 12.8
Binge Drinking15.0%14.6 to 15.415.9%13.7 to 18.315.1%12.9 to 17.616.7%14.5 to 19.2
Current Cigarette Smoking19.7%17.3 to 21.818.2%15.1 to 21.517.0%15.3 to 18.917.0%14.4 to 19.7
Physical Inactivity30.4%28.2 to 32.627.2%23.6 to 31.030.5%27.9 to 33.327.9%24.5 to 31.5
General Health19.2%17.4 to 21.018.6%16.1 to 21.421.1%19.3 to 22.923.5%20.7 to 26.5

Official sources

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

Cite this page

Health by ZIP. Lake County, IN: 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/in/lake-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 Lake County, IN

How does the obesity estimate of Lake County, IN compare with Indiana?

The Indiana figure is 38.4% (site aggregate).

It has no confidence interval.

The Indiana figure is inside the interval of Lake County, IN. The estimate is in line with it.

How does the obesity estimate of Lake County, IN compare with the nation?

The US estimate is 32.8%.

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

The two intervals do not overlap. The estimate for Lake County, IN is higher.

What does CDC estimate for diagnosed diabetes in Lake County, IN?

CDC estimates that 15.1% of the adults of Lake County, IN have diagnosed diabetes.

The 95% confidence interval is 13.4% to 16.9%.

PLACES 2025, BRFSS 2023.

For how many measures is Lake County, IN above or below the Indiana figure?

Lake County, IN and the Indiana figure both have a value for 40 measures.

The estimate for Lake County, IN is above the Indiana figure for 10 measures.

It is below the Indiana figure for 2 measures.

It is in line with the Indiana figure for 28 measures.