Health by ZIP

Twin Falls County, ID health estimates

Idaho. 95,156 residents, 70,457 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)

Twin Falls County in Idaho. 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 33.3% of the adults of Twin Falls County, ID have obesity.

The 95% confidence interval is 28.4% to 38.3%.

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: Twin Falls County, ID
MeasureEstimate and interval on a scale of 0 to 40%Estimate95% intervalID figure (site aggregate)United States
All teeth lost among adults aged ≥65 yearsBRFSS 202218.2%15.2 to 21.616.2%in line12.2%higherinterval 11.8 to 12.619.2%16.0 to 22.816.6%in line12.6%higherinterval 12.2 to 13.0
Arthritis among adultsBRFSS 202327.3%24.5 to 30.126.6%in line25.4%similar24.6%21.9 to 27.223.9%in line21.9%similar
Cancer (non-skin) or melanoma among adultsBRFSS 20238.1%7.2 to 9.08.3%in line7.9%similar7.0%6.2 to 7.77.2%in line6.6%similar
Chronic obstructive pulmonary disease among adultsBRFSS 20237.3%6.1 to 8.66.6%in line6.2%similar6.5%5.4 to 7.75.9%in line5.3%similar
Coronary heart disease among adultsBRFSS 20236.5%5.7 to 7.56.2%in line6.4%similar5.6%4.9 to 6.45.4%in line5.3%similar
Current asthma among adultsBRFSS 202311.1%9.7 to 12.510.7%in line9.8%similar11.1%9.8 to 12.510.7%in line9.8%similar
Depression among adultsBRFSS 202323.7%20.5 to 26.823.7%in line20.2%similar24.2%21.0 to 27.424.3%in line20.7%similar
Diagnosed diabetes among adultsBRFSS 202311.0%9.4 to 12.610.1%in line12.0%similar9.9%8.5 to 11.39.0%in line10.3%similar
High blood pressure among adultsBRFSS 202331.0%27.8 to 34.231.5%in line34.4%similar28.4%25.3 to 31.528.9%in line30.7%similar
High cholesterol among adults who have ever been screenedBRFSS 202330.0%26.7 to 33.233.2%in line37.4%lowerinterval 37.1 to 37.825.9%22.8 to 29.229.0%in line32.2%lowerinterval 31.9 to 32.6
Obesity among adultsBRFSS 202333.3%28.4 to 38.332.1%in line32.8%similar33.5%28.6 to 38.532.4%in line32.9%similar
Stroke among adultsBRFSS 20233.5%3.0 to 4.03.3%in line3.4%similar3.1%2.7 to 3.52.9%in line2.9%similar
Prevention: Twin Falls County, ID
MeasureEstimate and interval on a scale of 0 to 90%Estimate95% intervalID figure (site aggregate)United States
Cholesterol screening among adultsBRFSS 202380.2%77.3 to 82.781.1%in line87.5%lowerinterval 87.3 to 87.878.7%75.7 to 81.479.8%in line85.6%lowerinterval 85.3 to 85.8
Colorectal cancer screening among adults aged 45–75 yearsBRFSS 202261.8%57.4 to 66.161.8%in line66.3%similar55.8%51.3 to 60.256.5%in line54.1%similar
Current lack of health insurance among adults aged 18-64 yearsBRFSS 202313.0%10.3 to 15.910.7%in line11.0%similar13.2%10.4 to 16.311.0%in line11.5%similar
Mammography use among women aged 50-74 yearsBRFSS 202268.8%61.3 to 75.869.1%in line76.5%lowerinterval 75.9 to 77.167.4%59.9 to 74.568.2%in line76.0%lowerinterval 75.4 to 76.7
Taking medicine to control high blood pressure among adults with high blood pressureBRFSS 202371.2%67.7 to 74.270.5%in line77.0%lowerinterval 76.5 to 77.551.0%46.6 to 55.250.7%in line57.5%lowerinterval 56.8 to 58.2
Visited dentist or dental clinic in the past year among adultsBRFSS 202263.9%60.6 to 67.066.6%in line63.9%similar63.2%59.9 to 66.466.0%in line63.4%similar
Visits to doctor for routine checkup within the past year among adultsBRFSS 202372.6%68.9 to 75.974.3%in line77.7%lowerinterval 77.4 to 78.071.0%67.1 to 74.472.6%in line75.7%lowerinterval 75.4 to 76.0
Health risk behaviors: Twin Falls County, ID
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalID figure (site aggregate)United States
Binge drinking among adultsBRFSS 202314.4%12.0 to 16.915.5%in line15.2%similar15.4%12.8 to 18.016.7%in line16.6%similar
Current cigarette smoking among adultsBRFSS 202313.3%10.7 to 16.012.0%in line11.4%similar13.6%10.8 to 16.412.4%in line11.6%similar
No leisure-time physical activity among adultsBRFSS 202327.8%23.7 to 32.122.2%above24.5%similar27.1%23.0 to 31.421.7%above23.7%similar
Short sleep duration among adultsBRFSS 202233.4%28.9 to 38.232.7%in line36.0%similar34.2%29.6 to 39.133.4%in line36.8%similar
Disability: Twin Falls County, ID
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalID figure (site aggregate)United States
Any disability among adultsBRFSS 202335.0%30.7 to 39.334.7%in line30.0%higherinterval 29.7 to 30.333.7%29.7 to 38.133.5%in line28.3%higherinterval 28.0 to 28.7
Cognitive disability among adultsBRFSS 202316.7%14.5 to 19.316.0%in line13.7%higherinterval 13.4 to 13.917.2%14.8 to 19.816.4%in line14.1%higherinterval 13.8 to 14.3
Hearing disability among adultsBRFSS 20239.7%8.5 to 10.99.3%in line6.7%higherinterval 6.6 to 6.98.6%7.6 to 9.78.4%in line5.8%higherinterval 5.7 to 6.0
Independent living disability among adultsBRFSS 20239.0%7.7 to 10.58.2%in line7.9%similar8.9%7.5 to 10.48.1%in line7.6%similar
Mobility disability among adultsBRFSS 202316.2%13.7 to 18.714.5%in line13.5%similar14.6%12.4 to 16.913.1%in line11.7%higherinterval 11.5 to 11.9
Self-care disability among adultsBRFSS 20234.0%3.4 to 4.63.5%in line3.8%similar3.7%3.2 to 4.33.3%in line3.4%similar
Vision disability among adultsBRFSS 20235.4%4.7 to 6.34.9%in line5.5%similar5.2%4.5 to 6.04.7%in line5.2%similar
Health status: Twin Falls County, ID
MeasureEstimate and interval on a scale of 0 to 30%Estimate95% intervalID figure (site aggregate)United States
Fair or poor self-rated health status among adultsBRFSS 202320.0%16.9 to 23.217.8%in line19.2%similar19.3%16.5 to 22.517.3%in line18.3%similar
Frequent mental distress among adultsBRFSS 202316.6%14.6 to 18.816.2%in line15.6%similar17.3%15.1 to 19.616.8%in line16.3%similar
Frequent physical distress among adultsBRFSS 202314.2%12.3 to 16.113.6%in line12.8%similar13.7%11.8 to 15.613.1%in line12.1%similar

ZIP Codes in Twin Falls County

ZIP Codes in Twin Falls County, ID, in ZIP Code order
ZIP CodeResidentsEstimate95% confidence intervalAgainst Twin Falls County
ZIP Code 8330160,78933.1%28.4 to 38.1similar
ZIP Code 8330215934.2%30.0 to 38.6similar
ZIP Code 8331610,29534.1%29.1 to 39.1similar
ZIP Code 8332150034.0%29.0 to 39.0similar
ZIP Code 833286,23031.9%27.2 to 36.9similar
ZIP Code 833322,43433.3%27.0 to 40.0similar
ZIP Code 833342,15236.1%31.0 to 41.2similar
ZIP Code 833418,83832.9%28.0 to 38.1similar

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

Cities and places in Twin Falls County

Places in Twin Falls County, ID, in name order
PlaceResidentsEstimate95% confidence intervalAgainst Twin Falls County
Buhl4,55834.4%29.3 to 39.5similar
Castleford21535.2%30.3 to 40.2similar
Filer2,73831.6%26.8 to 36.6similar
Hansen1,08636.7%31.6 to 41.9similar
Hollister24333.8%28.7 to 38.8similar
Kimberly4,62632.1%27.3 to 37.3similar
Murtaugh11433.8%28.7 to 38.6similar
Twin Falls51,80733.2%28.5 to 38.2similar

The dashed line in each drawing is Twin Falls 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 Twin Falls County, ID, for 12 of the 40 measures.

Twin Falls County, ID: crude prevalence and 95% confidence interval in each PLACES release
Measure2022 release2023 release2024 release2025 release
COPD7.1%6.0 to 8.27.0%5.7 to 8.56.6%5.9 to 7.37.3%6.1 to 8.6
Coronary Heart Disease6.9%6.2 to 7.66.4%5.6 to 7.46.7%6.0 to 7.36.5%5.7 to 7.5
Current Asthma9.9%9.4 to 10.410.5%9.2 to 11.710.8%9.6 to 12.211.1%9.7 to 12.5
Depression20.6%19.4 to 21.723.4%20.1 to 26.824.3%21.2 to 27.523.7%20.5 to 26.8
Diabetes10.5%9.6 to 11.210.5%9.0 to 12.110.2%8.9 to 11.511.0%9.4 to 12.6
High Blood Pressure30.5%29.5 to 31.532.7%29.4 to 36.032.3%28.9 to 35.631.0%27.8 to 34.2
Obesity33.0%31.6 to 34.434.6%29.8 to 39.636.2%31.2 to 41.433.3%28.4 to 38.3
Health Insurance18.8%16.0 to 22.012.1%9.4 to 15.09.1%8.1 to 10.113.0%10.3 to 15.9
Binge Drinking13.7%13.1 to 14.314.8%12.4 to 17.415.0%12.5 to 17.814.4%12.0 to 16.9
Current Cigarette Smoking16.6%14.1 to 19.217.2%13.6 to 20.612.9%11.4 to 14.613.3%10.7 to 16.0
Physical Inactivity22.4%19.9 to 24.825.1%21.1 to 29.224.4%21.3 to 27.827.8%23.7 to 32.1
General Health14.6%12.7 to 16.617.7%14.9 to 20.717.6%15.8 to 19.520.0%16.9 to 23.2

Official sources

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

Cite this page

Health by ZIP. Twin Falls County, ID: 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/id/twin-falls-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 Twin Falls County, ID

How does the obesity estimate of Twin Falls County, ID compare with Idaho?

The Idaho figure is 32.1% (site aggregate).

It has no confidence interval.

The Idaho figure is inside the interval of Twin Falls County, ID. The estimate is in line with it.

How does the obesity estimate of Twin Falls County, ID 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 Twin Falls County, ID is similar.

What does CDC estimate for diagnosed diabetes in Twin Falls County, ID?

CDC estimates that 11.0% of the adults of Twin Falls County, ID have diagnosed diabetes.

The 95% confidence interval is 9.4% to 12.6%.

PLACES 2025, BRFSS 2023.

For how many measures is Twin Falls County, ID above or below the Idaho figure?

Twin Falls County, ID and the Idaho figure both have a value for 40 measures.

The estimate for Twin Falls County, ID is above the Idaho figure for 1 measure.

It is below the Idaho figure for 0 measures.

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