Health by ZIP

Chester County, PA health estimates

Pennsylvania. 549,784 residents, 430,192 adults (the Census population estimates that PLACES uses). 38 ZIP Codes and 46 places with estimates.

Compare with another placeZIP Codes of the county (CSV)

Chester County in Pennsylvania. 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 29.6% of the adults of Chester County, PA have obesity.

The 95% confidence interval is 23.7% to 35.8%.

PLACES 2024, BRFSS 2022.

The PLACES 2025 release has no obesity estimate for this area.

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: Chester County, PA
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalPA figure (site aggregate)United States
All teeth lost among adults aged ≥65 yearsBRFSS 20228.2%6.5 to 10.114.5%below12.2%lowerinterval 11.8 to 12.68.7%6.9 to 10.714.8%below12.6%lowerinterval 12.2 to 13.0
Arthritis among adultsBRFSS 2022, from the 2024 release26.1%25.7 to 26.530.4%below26.6%similar23.2%20.3 to 26.326.9%below23.3%similar
Cancer (non-skin) or melanoma among adultsBRFSS 2022, from the 2024 release8.9%8.1 to 9.98.8%in line8.2%similar7.4%6.7 to 8.27.1%in line6.9%similar
Chronic obstructive pulmonary disease among adultsBRFSS 2022, from the 2024 release5.1%4.5 to 5.77.6%below6.8%lowerinterval 6.6 to 6.94.5%4.0 to 5.06.6%below5.9%lowerinterval 5.8 to 6.1
Coronary heart disease among adultsBRFSS 2022, from the 2024 release5.9%5.3 to 6.67.4%below6.8%lowerinterval 6.7 to 7.04.9%4.3 to 5.45.9%below5.7%lowerinterval 5.6 to 5.8
Current asthma among adultsBRFSS 2022, from the 2024 release9.7%8.5 to 11.010.6%in line9.9%similar9.7%8.5 to 11.010.7%in line9.9%similar
Depression among adultsBRFSS 2022, from the 2024 release20.7%17.5 to 24.123.0%in line20.7%similar21.5%18.2 to 25.023.9%in line21.1%similar
Diagnosed diabetes among adultsBRFSS 2022, from the 2024 release9.2%7.9 to 10.611.6%below12.0%lowerinterval 11.8 to 12.27.9%6.7 to 9.19.8%below10.4%lowerinterval 10.2 to 10.6
High blood pressure among adultsBRFSS 2021, from the 2024 release28.7%25.1 to 32.532.8%below32.7%similar25.0%21.8 to 28.628.9%below29.6%lowerinterval 29.3 to 29.8
High cholesterol among adults who have ever been screenedBRFSS 2021, from the 2024 release35.0%30.9 to 39.333.8%in line35.5%similar29.9%26.0 to 34.128.6%in line30.4%similar
Obesity among adultsBRFSS 2022, from the 2024 release29.6%23.7 to 35.833.8%in line33.3%similar29.5%23.6 to 35.734.1%in line33.4%similar
Stroke among adultsBRFSS 2022, from the 2024 release2.7%2.4 to 2.93.7%below3.6%lowerinterval 3.5 to 3.72.3%2.1 to 2.53.1%below3.1%lowerinterval 3.0 to 3.2
Prevention: Chester County, PA
MeasureEstimate and interval on a scale of 0 to 90%Estimate95% intervalPA figure (site aggregate)United States
Cholesterol screening among adultsBRFSS 2021, from the 2024 release86.5%84.3 to 88.685.3%in line86.4%similar84.9%82.5 to 87.283.6%in line84.3%similar
Colorectal cancer screening among adults aged 45–75 yearsBRFSS 202271.8%67.1 to 76.167.5%in line66.3%higherinterval 65.9 to 66.867.0%62.0 to 71.561.5%above54.1%higherinterval 53.7 to 54.6
Current lack of health insurance among adults aged 18-64 yearsBRFSS 2022, from the 2024 release4.6%4.0 to 5.25.8%below10.8%lowerinterval 10.5 to 11.16.0%5.2 to 6.97.9%below11.2%lowerinterval 11.0 to 11.5
Mammography use among women aged 50-74 yearsBRFSS 202281.2%74.4 to 86.777.7%in line76.5%similar81.0%74.1 to 86.577.1%in line76.0%similar
Taking medicine to control high blood pressure among adults with high blood pressureBRFSS 2021, from the 2024 release78.7%75.2 to 81.979.2%in line78.2%similar58.7%53.7 to 63.859.8%in line58.9%similar
Visited dentist or dental clinic in the past year among adultsBRFSS 202272.2%68.9 to 75.264.4%above63.9%higherinterval 63.6 to 64.271.1%67.8 to 74.263.5%above63.4%higherinterval 63.1 to 63.7
Visits to doctor for routine checkup within the past year among adultsBRFSS 2022, from the 2024 release77.3%73.5 to 80.878.8%in line76.1%similar75.2%71.1 to 78.976.7%in line74.2%similar
Health risk behaviors: Chester County, PA
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalPA figure (site aggregate)United States
Binge drinking among adultsBRFSS 2022, from the 2024 release18.9%15.4 to 22.518.3%in line16.6%similar20.5%16.8 to 24.420.2%in line18.0%similar
Current cigarette smoking among adultsBRFSS 2022, from the 2024 release10.6%9.2 to 12.215.8%below12.9%lowerinterval 12.7 to 13.111.1%9.6 to 12.716.4%below13.2%lowerinterval 13.0 to 13.4
No leisure-time physical activity among adultsBRFSS 2022, from the 2024 release18.2%15.1 to 21.623.8%below23.7%lowerinterval 23.4 to 24.017.7%14.6 to 21.022.9%below23.0%lowerinterval 22.7 to 23.3
Short sleep duration among adultsBRFSS 202231.7%26.1 to 37.637.9%below36.0%similar32.6%26.9 to 38.639.2%below36.8%similar
Disability: Chester County, PA
MeasureEstimate and interval on a scale of 0 to 40%Estimate95% intervalPA figure (site aggregate)United States
Any disability among adultsBRFSS 2022, from the 2024 release24.9%21.5 to 28.531.3%below29.9%lowerinterval 29.6 to 30.223.8%20.4 to 27.329.4%below28.3%lowerinterval 28.0 to 28.6
Cognitive disability among adultsBRFSS 2022, from the 2024 release10.7%9.4 to 12.014.1%below13.4%lowerinterval 13.2 to 13.611.2%10.0 to 12.614.7%below13.7%lowerinterval 13.5 to 14.0
Hearing disability among adultsBRFSS 2022, from the 2024 release6.2%5.5 to 7.07.6%below7.1%similar5.4%4.8 to 6.16.4%below6.2%similar
Independent living disability among adultsBRFSS 2022, from the 2024 release5.4%4.9 to 6.18.1%below7.9%lowerinterval 7.7 to 8.15.4%4.8 to 6.07.9%below7.7%lowerinterval 7.5 to 7.8
Mobility disability among adultsBRFSS 2022, from the 2024 release9.6%8.4 to 11.014.2%below13.7%lowerinterval 13.5 to 13.98.4%7.3 to 9.512.2%below12.0%lowerinterval 11.8 to 12.2
Self-care disability among adultsBRFSS 2022, from the 2024 release2.3%2.1 to 2.53.7%below3.8%lowerinterval 3.7 to 4.02.1%1.9 to 2.33.4%below3.5%lowerinterval 3.4 to 3.6
Vision disability among adultsBRFSS 2022, from the 2024 release3.4%3.1 to 3.85.1%below5.7%lowerinterval 5.5 to 5.83.3%3.0 to 3.64.8%below5.4%lowerinterval 5.2 to 5.5
Health status: Chester County, PA
MeasureEstimate and interval on a scale of 0 to 20%Estimate95% intervalPA figure (site aggregate)United States
Fair or poor self-rated health status among adultsBRFSS 2022, from the 2024 release13.0%11.4 to 14.718.7%below17.9%lowerinterval 17.6 to 18.112.5%10.9 to 14.117.6%below17.0%lowerinterval 16.8 to 17.3
Frequent mental distress among adultsBRFSS 2022, from the 2024 release13.3%11.8 to 14.816.4%below15.8%lowerinterval 15.5 to 16.014.2%12.6 to 15.817.5%below16.4%lowerinterval 16.2 to 16.7
Frequent physical distress among adultsBRFSS 2022, from the 2024 release9.9%8.7 to 11.113.2%below12.7%lowerinterval 12.4 to 12.99.3%8.2 to 10.512.4%below12.0%lowerinterval 11.8 to 12.2

ZIP Codes in Chester County

ZIP Codes in Chester County, PA, in ZIP Code order
ZIP CodeResidentsEstimate95% confidence intervalAgainst Chester County
ZIP Code 1908733,50125.6%2024 release22.1 to 29.4similar
ZIP Code 193017,54227.3%2024 release21.7 to 33.2similar
ZIP Code 193102,89835.7%2024 release29.3 to 42.2similar
ZIP Code 193119,55631.7%2024 release25.5 to 38.1similar
ZIP Code 1931211,84827.6%2024 release22.1 to 33.5similar
ZIP Code 1931616630.5%2024 release24.5 to 36.9similar
ZIP Code 1931710,71426.6%2024 release22.6 to 31.0similar
ZIP Code 1932054,14935.3%2024 release28.8 to 41.9similar
ZIP Code 193305,70533.4%2024 release27.0 to 40.1similar
ZIP Code 193337,73426.7%2024 release21.2 to 32.6similar
ZIP Code 1933552,40630.0%2024 release24.0 to 36.2similar
ZIP Code 1934118,80826.9%2024 release21.4 to 32.8similar
ZIP Code 193438,71129.5%2024 release23.6 to 35.8similar
ZIP Code 1934412,86932.1%2024 release26.0 to 38.4similar
ZIP Code 1934578821.5%2024 release16.9 to 26.8similar
ZIP Code 1934822,60630.3%2024 release24.3 to 36.6similar
ZIP Code 1935011,03030.7%2024 release24.6 to 37.0similar
ZIP Code 1935210,49530.3%2024 release24.3 to 36.7similar
ZIP Code 1935529,27327.4%2024 release21.8 to 33.3similar
ZIP Code 1935831840.8%2024 release33.8 to 47.8similar
ZIP Code 193625,88836.5%2024 release31.5 to 41.9similar
ZIP Code 1936318,10434.4%2024 release28.1 to 41.0similar
ZIP Code 193657,41034.2%2024 release27.8 to 40.8similar
ZIP Code 1936718830.7%2024 release24.7 to 37.1similar
ZIP Code 1936925231.5%2024 release25.3 to 38.0similar
ZIP Code 193722,34833.4%2024 release27.0 to 39.9similar
ZIP Code 1937498834.6%2024 release28.1 to 41.3similar
ZIP Code 1937521231.5%2024 release25.3 to 38.0similar
ZIP Code 1938050,69228.8%2024 release23.0 to 34.9similar
ZIP Code 1938252,49830.2%2024 release24.3 to 36.4similar
ZIP Code 193835,05330.9%2024 release24.9 to 37.3similar
ZIP Code 1939014,10131.6%2024 release25.4 to 37.9similar
ZIP Code 1942516,35225.6%2024 release20.3 to 31.3similar
ZIP Code 1945710334.1%2024 release27.5 to 40.7similar
ZIP Code 1946043,61130.1%2024 release24.6 to 35.8similar
ZIP Code 1946518,21732.0%2024 release25.7 to 38.5similar
ZIP Code 1947512,02833.4%2024 release27.1 to 40.0similar
ZIP Code 195205,93231.8%2024 release26.5 to 37.4similar

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

Cities and places in Chester County

Places in Chester County, PA, in name order
PlaceResidentsEstimate95% confidence intervalAgainst Chester County
Atglen1,31335.7%2024 release29.0 to 42.4similar
Avondale1,27432.9%2024 release26.6 to 39.5similar
Berwyn3,77529.8%2024 release23.9 to 36.1similar
Caln1,49436.4%2024 release29.8 to 43.2similar
Chadds Ford1,47628.3%2024 release23.0 to 33.9similar
Chesterbrook5,61024.9%2024 release19.7 to 30.6similar
Cheyney University56517.4%2024 release13.4 to 22.0lower
Coatesville13,35043.5%2024 release36.3 to 50.6higher
Cochranville63135.8%2024 release29.1 to 42.6similar
Devon1,58030.2%2024 release24.1 to 36.5similar
Dilworthtown1,15025.9%2024 release20.7 to 31.3similar
Downingtown7,89232.0%2024 release25.9 to 38.5similar
Eagle49824.4%2024 release19.3 to 29.9similar
Eagleview2,19328.0%2024 release22.3 to 34.0similar
Elverson1,33031.4%2024 release25.2 to 38.0similar
Exton5,62225.7%2024 release20.3 to 31.3similar
Frazer3,63526.3%2024 release20.9 to 32.1similar
Glenmoore87227.3%2024 release21.6 to 33.3similar
Hamorton17929.8%2024 release23.8 to 36.1similar
Hayti2,89035.9%2024 release29.2 to 42.6similar
Honey Brook1,89232.5%2024 release26.2 to 39.0similar
Kenilworth2,14833.2%2024 release26.8 to 39.9similar
Kennett Square5,93632.8%2024 release26.4 to 39.3similar
Kimberton56830.4%2024 release24.3 to 36.7similar
Lincoln University1,73925.2%2024 release19.9 to 31.0similar
Lionville6,58227.7%2024 release22.0 to 33.6similar
Malvern3,41928.9%2024 release23.0 to 35.0similar
Marshallton50030.0%2024 release24.1 to 36.4similar
Modena54139.8%2024 release33.0 to 46.8similar
Nottingham1,26034.3%2024 release27.8 to 41.0similar
Oxford5,73636.5%2024 release29.9 to 43.3similar
Paoli6,00227.5%2024 release21.9 to 33.5similar
Parkesburg3,86235.1%2024 release28.6 to 41.7similar
Phoenixville18,60231.9%2024 release25.7 to 38.2similar
Pomeroy1,08533.4%2024 release26.9 to 39.9similar
Pughtown84930.0%2024 release23.9 to 36.3similar
Sadsburyville1,00132.6%2024 release26.3 to 39.1similar
South Coatesville1,60141.3%2024 release34.2 to 48.3similar
South Pottstown2,15033.8%2024 release27.4 to 40.4similar
Thorndale3,66932.6%2024 release26.3 to 39.2similar
Toughkenamon1,29734.2%2024 release27.7 to 40.8similar
Unionville57729.8%2024 release23.7 to 36.1similar
Wayne7,16026.8%2024 release21.4 to 32.9similar
West Chester18,67133.4%2024 release27.2 to 40.1similar
West Grove2,77035.6%2024 release29.0 to 42.4similar
Westwood1,00334.3%2024 release27.8 to 41.0similar

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

Chester County, PA: crude prevalence and 95% confidence interval in each PLACES release
Measure2022 release2023 release2024 release2025 release
COPD5.5%4.4 to 6.75.2%4.1 to 6.55.1%4.5 to 5.7not published
Coronary Heart Disease5.9%5.3 to 6.75.5%4.7 to 6.45.9%5.3 to 6.6not published
Current Asthma9.3%8.8 to 9.89.6%8.5 to 10.99.7%8.5 to 11.0not published
Depression18.3%17.3 to 19.520.0%16.6 to 23.720.7%17.5 to 24.1not published
Diabetes9.3%8.5 to 10.18.5%7.1 to 10.09.2%7.9 to 10.6not published
High Blood Pressure28.7%27.4 to 30.028.4%24.8 to 32.328.7%25.1 to 32.5not published
Obesity30.1%28.6 to 31.731.8%26.0 to 38.029.6%23.7 to 35.8not published
Health Insurance8.6%6.9 to 10.55.6%4.2 to 7.34.6%4.0 to 5.2not published
Binge Drinking18.1%17.4 to 18.716.6%13.7 to 19.818.9%15.4 to 22.5not published
Current Cigarette Smoking12.5%9.9 to 15.511.8%9.0 to 15.210.6%9.2 to 12.2not published
Physical Inactivity18.7%16.3 to 21.318.3%14.8 to 22.418.2%15.1 to 21.6not published
General Health10.4%8.8 to 12.412.1%10.0 to 14.613.0%11.4 to 14.7not published

Official sources

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

Cite this page

Health by ZIP. Chester County, PA: 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/pa/chester-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 Chester County, PA

How does the obesity estimate of Chester County, PA compare with Pennsylvania?

The Pennsylvania figure is 33.8% (site aggregate).

It has no confidence interval.

The Pennsylvania figure is inside the interval of Chester County, PA. The estimate is in line with it.

How does the obesity estimate of Chester County, PA compare with the nation?

The US estimate is 33.3%.

The 95% confidence interval is 33.0% to 33.6%.

The two intervals overlap. The estimate for Chester County, PA is similar.

What does CDC estimate for diagnosed diabetes in Chester County, PA?

CDC estimates that 9.2% of the adults of Chester County, PA have diagnosed diabetes.

The 95% confidence interval is 7.9% to 10.6%.

PLACES 2024, BRFSS 2022.

For how many measures is Chester County, PA above or below the Pennsylvania figure?

Chester County, PA and the Pennsylvania figure both have a value for 33 measures.

The estimate for Chester County, PA is above the Pennsylvania figure for 1 measure.

It is below the Pennsylvania figure for 21 measures.

It is in line with the Pennsylvania figure for 11 measures.

28 estimates on the page are from a release before PLACES 2025. The report card names the release.

7 measures have no estimate for this area in any release on this site.