Health by ZIP

Bremer County, IA health estimates

Iowa. 25,307 residents, 19,617 adults (the Census population estimates that PLACES uses). 8 ZIP Codes and 8 places with estimates.

Compare with another placeZIP Codes of the county (CSV)

Bremer County in Iowa. 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 37.6% of the adults of Bremer County, IA have obesity.

The 95% confidence interval is 30.2% to 44.9%.

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: Bremer County, IA
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalIA figure (site aggregate)United States
All teeth lost among adults aged ≥65 yearsBRFSS 20229.3%7.5 to 11.311.6%below12.2%lowerinterval 11.8 to 12.69.3%7.5 to 11.311.8%below12.6%lowerinterval 12.2 to 13.0
Arthritis among adultsBRFSS 202326.5%23.2 to 29.727.0%in line25.4%similar22.6%19.7 to 25.623.5%in line21.9%similar
Cancer (non-skin) or melanoma among adultsBRFSS 20239.4%8.5 to 10.58.7%in line7.9%higherinterval 7.8 to 8.17.6%6.8 to 8.47.2%in line6.6%higherinterval 6.4 to 6.7
Chronic obstructive pulmonary disease among adultsBRFSS 20236.3%5.1 to 7.66.9%in line6.2%similar5.4%4.4 to 6.56.0%in line5.3%similar
Coronary heart disease among adultsBRFSS 20236.4%5.5 to 7.46.6%in line6.4%similar5.0%4.3 to 5.75.4%in line5.3%similar
Current asthma among adultsBRFSS 20239.6%8.4 to 10.99.9%in line9.8%similar9.8%8.5 to 11.110.0%in line9.8%similar
Depression among adultsBRFSS 202319.5%16.3 to 22.720.7%in line20.2%similar20.5%17.1 to 23.921.5%in line20.7%similar
Diagnosed diabetes among adultsBRFSS 20239.9%8.4 to 11.611.2%in line12.0%lowerinterval 11.8 to 12.28.4%7.0 to 9.89.7%in line10.3%lowerinterval 10.1 to 10.5
High blood pressure among adultsBRFSS 202333.4%29.4 to 37.333.9%in line34.4%similar29.5%25.7 to 33.330.5%in line30.7%similar
High cholesterol among adults who have ever been screenedBRFSS 202333.9%29.7 to 37.835.3%in line37.4%similar29.0%25.2 to 32.930.6%in line32.2%similar
Obesity among adultsBRFSS 202337.6%30.2 to 44.937.7%in line32.8%similar38.6%31.0 to 46.138.2%in line32.9%similar
Stroke among adultsBRFSS 20233.1%2.7 to 3.63.3%in line3.4%similar2.5%2.2 to 2.92.8%in line2.9%similar
Prevention: Bremer County, IA
MeasureEstimate and interval on a scale of 0 to 90%Estimate95% intervalIA figure (site aggregate)United States
Cholesterol screening among adultsBRFSS 202385.1%82.6 to 87.384.1%in line87.5%similar83.6%81.0 to 86.082.6%in line85.6%similar
Colorectal cancer screening among adults aged 45–75 yearsBRFSS 202269.2%64.6 to 73.466.6%in line66.3%similar63.6%58.7 to 68.061.0%in line54.1%higherinterval 53.7 to 54.6
Current lack of health insurance among adults aged 18-64 yearsBRFSS 20235.8%4.3 to 7.77.3%in line11.0%lowerinterval 10.7 to 11.36.1%4.5 to 8.17.6%in line11.5%lowerinterval 11.2 to 11.9
Mammography use among women aged 50-74 yearsBRFSS 202281.2%74.8 to 86.278.7%in line76.5%similar80.1%73.3 to 85.478.1%in line76.0%similar
Taking medicine to control high blood pressure among adults with high blood pressureBRFSS 202378.3%75.5 to 80.877.8%in line77.0%similar58.0%53.4 to 62.358.9%in line57.5%similar
Visited dentist or dental clinic in the past year among adultsBRFSS 202269.6%66.3 to 72.866.8%in line63.9%higherinterval 63.6 to 64.268.6%65.2 to 71.866.0%in line63.4%higherinterval 63.1 to 63.7
Visits to doctor for routine checkup within the past year among adultsBRFSS 202377.8%74.0 to 81.177.5%in line77.7%similar75.4%71.5 to 79.075.6%in line75.7%similar
Health risk behaviors: Bremer County, IA
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalIA figure (site aggregate)United States
Binge drinking among adultsBRFSS 202321.3%17.9 to 24.820.5%in line15.2%higherinterval 15.0 to 15.523.6%19.9 to 27.522.3%in line16.6%higherinterval 16.3 to 16.9
Current cigarette smoking among adultsBRFSS 202313.2%10.3 to 16.514.5%in line11.4%similar14.2%11.1 to 17.815.0%in line11.6%similar
No leisure-time physical activity among adultsBRFSS 202322.4%18.0 to 27.324.8%in line24.5%similar21.4%17.0 to 26.323.9%in line23.7%similar
Short sleep duration among adultsBRFSS 202233.1%27.7 to 38.632.5%in line36.0%similar34.5%29.0 to 40.233.6%in line36.8%similar
Disability: Bremer County, IA
MeasureEstimate and interval on a scale of 0 to 40%Estimate95% intervalIA figure (site aggregate)United States
Any disability among adultsBRFSS 202325.5%21.3 to 29.928.1%in line30.0%similar23.6%19.5 to 27.926.5%in line28.3%lowerinterval 28.0 to 28.7
Cognitive disability among adultsBRFSS 202312.4%10.2 to 14.713.5%in line13.7%similar12.9%10.7 to 15.514.0%in line14.1%similar
Hearing disability among adultsBRFSS 20237.4%6.4 to 8.47.4%in line6.7%similar6.0%5.2 to 6.96.4%in line5.8%similar
Independent living disability among adultsBRFSS 20236.7%5.5 to 7.97.4%in line7.9%similar6.4%5.3 to 7.77.2%in line7.6%similar
Mobility disability among adultsBRFSS 202311.4%9.3 to 13.712.7%in line13.5%similar9.6%7.8 to 11.510.9%in line11.7%similar
Self-care disability among adultsBRFSS 20232.9%2.4 to 3.43.4%in line3.8%lowerinterval 3.6 to 3.92.6%2.2 to 3.13.1%in line3.4%lowerinterval 3.3 to 3.6
Vision disability among adultsBRFSS 20233.6%3.1 to 4.34.3%in line5.5%lowerinterval 5.4 to 5.73.3%2.8 to 3.94.0%below5.2%lowerinterval 5.1 to 5.4
Health status: Bremer County, IA
MeasureEstimate and interval on a scale of 0 to 30%Estimate95% intervalIA figure (site aggregate)United States
Fair or poor self-rated health status among adultsBRFSS 202315.5%12.7 to 18.717.8%in line19.2%lowerinterval 18.9 to 19.514.7%12.1 to 17.717.0%in line18.3%lowerinterval 18.0 to 18.6
Frequent mental distress among adultsBRFSS 202315.4%13.2 to 17.716.4%in line15.6%similar16.5%14.1 to 19.017.3%in line16.3%similar
Frequent physical distress among adultsBRFSS 202311.7%9.9 to 13.612.7%in line12.8%similar11.0%9.3 to 12.912.0%in line12.1%similar

ZIP Codes in Bremer County

ZIP Codes in Bremer County, IA, in ZIP Code order
ZIP CodeResidentsEstimate95% confidence intervalAgainst Bremer County
ZIP Code 506223,45236.8%29.9 to 44.0similar
ZIP Code 5063117840.0%32.8 to 47.7similar
ZIP Code 506471,98937.4%32.3 to 42.7similar
ZIP Code 5066689340.5%34.2 to 47.1similar
ZIP Code 506681,23438.4%31.3 to 46.0similar
ZIP Code 506743,48039.8%33.6 to 46.5similar
ZIP Code 506761,81538.5%31.3 to 45.9similar
ZIP Code 5067712,78937.5%30.7 to 44.9similar

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

Cities and places in Bremer County

Places in Bremer County, IA, in name order
PlaceResidentsEstimate95% confidence intervalAgainst Bremer County
Denver1,91935.7%28.8 to 42.8similar
Frederika20440.1%32.9 to 47.8similar
Janesville1,03437.2%30.9 to 43.7similar
Plainfield39341.1%33.6 to 48.7similar
Readlyn84537.8%30.9 to 45.3similar
Sumner2,03039.8%32.8 to 47.3similar
Tripoli1,19137.5%30.3 to 44.7similar
Waverly10,39437.2%30.4 to 44.6similar

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

Bremer County, IA: crude prevalence and 95% confidence interval in each PLACES release
Measure2022 release2023 release2024 release2025 release
COPD5.9%5.0 to 6.96.1%4.9 to 7.46.8%6.0 to 7.56.3%5.1 to 7.6
Coronary Heart Disease6.5%5.8 to 7.25.8%4.9 to 6.76.7%6.0 to 7.46.4%5.5 to 7.4
Current Asthma8.9%8.5 to 9.49.0%7.8 to 10.29.4%8.3 to 10.69.6%8.4 to 10.9
Depression16.3%15.3 to 17.417.2%14.0 to 20.719.0%16.0 to 22.019.5%16.3 to 22.7
Diabetes9.1%8.3 to 9.98.9%7.4 to 10.610.8%9.3 to 12.39.9%8.4 to 11.6
High Blood Pressure31.7%30.3 to 33.029.9%26.0 to 34.130.3%26.7 to 34.033.4%29.4 to 37.3
Obesity37.0%35.2 to 38.834.3%27.5 to 41.838.4%32.2 to 44.637.6%30.2 to 44.9
Health Insurance8.0%6.4 to 9.96.2%4.6 to 8.24.6%4.0 to 5.35.8%4.3 to 7.7
Binge Drinking21.7%20.8 to 22.520.2%16.9 to 23.821.9%18.2 to 25.621.3%17.9 to 24.8
Current Cigarette Smoking13.8%11.3 to 16.313.6%10.6 to 17.115.0%13.1 to 16.913.2%10.3 to 16.5
Physical Inactivity21.6%18.9 to 24.421.8%17.2 to 26.424.3%20.6 to 27.922.4%18.0 to 27.3
General Health10.6%9.0 to 12.111.7%9.4 to 14.015.0%13.3 to 16.715.5%12.7 to 18.7

Official sources

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

Cite this page

Health by ZIP. Bremer County, IA: 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/ia/bremer-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 Bremer County, IA

How does the obesity estimate of Bremer County, IA compare with Iowa?

The Iowa figure is 37.7% (site aggregate).

It has no confidence interval.

The Iowa figure is inside the interval of Bremer County, IA. The estimate is in line with it.

How does the obesity estimate of Bremer County, IA 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 Bremer County, IA is similar.

What does CDC estimate for diagnosed diabetes in Bremer County, IA?

CDC estimates that 9.9% of the adults of Bremer County, IA have diagnosed diabetes.

The 95% confidence interval is 8.4% to 11.6%.

PLACES 2025, BRFSS 2023.

For how many measures is Bremer County, IA above or below the Iowa figure?

Bremer County, IA and the Iowa figure both have a value for 40 measures.

The estimate for Bremer County, IA is above the Iowa figure for 0 measures.

It is below the Iowa figure for 5 measures.

It is in line with the Iowa figure for 35 measures.