Health by ZIP

Humboldt County, CA health estimates

California. 133,985 residents, 109,146 adults (the Census population estimates that PLACES uses). 35 ZIP Codes and 38 places with estimates.

Compare with another placeZIP Codes of the county (CSV)

Humboldt County in California. 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 31.3% of the adults of Humboldt County, CA have obesity.

The 95% confidence interval is 24.9% to 38.2%.

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: Humboldt County, CA
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalCA figure (site aggregate)United States
All teeth lost among adults aged ≥65 yearsBRFSS 202212.0%9.6 to 14.710.6%in line12.2%similar12.7%10.1 to 15.510.8%in line12.6%similar
Arthritis among adultsBRFSS 202325.9%22.9 to 29.120.8%above25.4%similar22.9%20.1 to 26.019.0%above21.9%similar
Cancer (non-skin) or melanoma among adultsBRFSS 20238.6%7.7 to 9.66.4%above7.9%similar7.2%6.5 to 8.05.7%above6.6%similar
Chronic obstructive pulmonary disease among adultsBRFSS 20237.6%6.2 to 9.05.1%above6.2%similar6.7%5.5 to 7.94.6%above5.3%higherinterval 5.2 to 5.4
Coronary heart disease among adultsBRFSS 20237.1%6.1 to 8.15.6%above6.4%similar5.9%5.2 to 6.85.0%above5.3%similar
Current asthma among adultsBRFSS 202311.0%9.6 to 12.49.3%above9.8%similar11.0%9.7 to 12.59.3%above9.8%similar
Depression among adultsBRFSS 202326.1%22.4 to 30.220.1%above20.2%higherinterval 19.9 to 20.526.8%23.1 to 30.920.4%above20.7%higherinterval 20.4 to 21.0
Diagnosed diabetes among adultsBRFSS 202311.4%9.7 to 13.211.7%in line12.0%similar10.0%8.5 to 11.610.7%in line10.3%similar
High blood pressure among adultsBRFSS 202332.9%29.1 to 36.830.5%in line34.4%similar29.9%26.2 to 33.828.5%in line30.7%similar
High cholesterol among adults who have ever been screenedBRFSS 202335.5%31.5 to 39.735.4%in line37.4%similar31.1%27.1 to 35.131.9%in line32.2%similar
Obesity among adultsBRFSS 202331.3%24.9 to 38.227.8%in line32.8%similar32.1%25.6 to 39.027.9%in line32.9%similar
Stroke among adultsBRFSS 20233.7%3.3 to 4.33.1%above3.4%similar3.2%2.9 to 3.72.9%in line2.9%similar
Prevention: Humboldt County, CA
MeasureEstimate and interval on a scale of 0 to 90%Estimate95% intervalCA figure (site aggregate)United States
Cholesterol screening among adultsBRFSS 202383.9%81.6 to 86.185.4%in line87.5%lowerinterval 87.3 to 87.882.9%80.5 to 85.384.5%in line85.6%similar
Colorectal cancer screening among adults aged 45–75 yearsBRFSS 202261.4%56.4 to 66.357.5%in line66.3%similar54.5%49.4 to 59.653.5%in line54.1%similar
Current lack of health insurance among adults aged 18-64 yearsBRFSS 20237.5%5.8 to 9.510.6%below11.0%lowerinterval 10.7 to 11.37.7%6.0 to 9.810.7%below11.5%lowerinterval 11.2 to 11.9
Mammography use among women aged 50-74 yearsBRFSS 202272.5%64.5 to 79.875.7%in line76.5%similar72.2%63.9 to 79.475.3%in line76.0%similar
Taking medicine to control high blood pressure among adults with high blood pressureBRFSS 202373.2%70.0 to 76.271.3%in line77.0%lowerinterval 76.5 to 77.552.7%48.3 to 57.052.2%in line57.5%similar
Visited dentist or dental clinic in the past year among adultsBRFSS 202259.6%55.8 to 63.262.8%in line63.9%lowerinterval 63.6 to 64.257.9%54.1 to 61.662.6%below63.4%lowerinterval 63.1 to 63.7
Visits to doctor for routine checkup within the past year among adultsBRFSS 202371.9%67.9 to 75.771.9%in line77.7%lowerinterval 77.4 to 78.069.9%65.7 to 73.970.6%in line75.7%lowerinterval 75.4 to 76.0
Health risk behaviors: Humboldt County, CA
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalCA figure (site aggregate)United States
Binge drinking among adultsBRFSS 202317.1%14.2 to 20.315.3%in line15.2%similar18.6%15.4 to 22.016.2%in line16.6%similar
Current cigarette smoking among adultsBRFSS 202314.2%11.4 to 17.410.9%above11.4%similar15.0%12.0 to 18.411.0%above11.6%higherinterval 11.4 to 11.9
No leisure-time physical activity among adultsBRFSS 202323.7%19.2 to 28.624.6%in line24.5%similar23.2%18.8 to 28.024.2%in line23.7%similar
Short sleep duration among adultsBRFSS 202234.9%28.9 to 41.235.1%in line36.0%similar36.4%30.3 to 42.935.5%in line36.8%similar
Disability: Humboldt County, CA
MeasureEstimate and interval on a scale of 0 to 50%Estimate95% intervalCA figure (site aggregate)United States
Any disability among adultsBRFSS 202333.9%29.1 to 39.130.4%in line30.0%similar32.4%27.6 to 37.429.5%in line28.3%similar
Cognitive disability among adultsBRFSS 202316.7%14.2 to 19.414.6%in line13.7%higherinterval 13.4 to 13.917.2%14.6 to 19.814.9%in line14.1%higherinterval 13.8 to 14.3
Hearing disability among adultsBRFSS 20237.5%6.5 to 8.65.9%above6.7%similar6.6%5.7 to 7.55.4%above5.8%similar
Independent living disability among adultsBRFSS 20239.8%8.4 to 11.58.1%above7.9%higherinterval 7.7 to 8.19.7%8.3 to 11.38.0%above7.6%higherinterval 7.4 to 7.8
Mobility disability among adultsBRFSS 202315.5%13.1 to 18.213.8%in line13.5%similar13.9%11.7 to 16.312.8%in line11.7%similar
Self-care disability among adultsBRFSS 20234.3%3.7 to 5.03.9%in line3.8%similar4.1%3.5 to 4.83.7%in line3.4%similar
Vision disability among adultsBRFSS 20235.7%4.9 to 6.55.6%in line5.5%similar5.4%4.7 to 6.35.5%in line5.2%similar
Health status: Humboldt County, CA
MeasureEstimate and interval on a scale of 0 to 30%Estimate95% intervalCA figure (site aggregate)United States
Fair or poor self-rated health status among adultsBRFSS 202322.3%18.8 to 26.222.1%in line19.2%similar21.7%18.3 to 25.521.6%in line18.3%similar
Frequent mental distress among adultsBRFSS 202319.7%17.2 to 22.416.4%above15.6%higherinterval 15.3 to 15.820.7%18.0 to 23.416.9%above16.3%higherinterval 16.0 to 16.6
Frequent physical distress among adultsBRFSS 202314.9%12.7 to 17.213.4%in line12.8%similar14.3%12.3 to 16.613.0%in line12.1%similar

ZIP Codes in Humboldt County

ZIP Codes in Humboldt County, CA, in ZIP Code order
ZIP CodeResidentsEstimate95% confidence intervalAgainst Humboldt County
ZIP Code 9550123,32333.0%26.8 to 39.9similar
ZIP Code 9550324,48831.4%25.5 to 37.8similar
ZIP Code 9551126835.7%29.1 to 42.6similar
ZIP Code 9551422834.9%28.7 to 41.8similar
ZIP Code 9551918,42130.8%24.9 to 37.3similar
ZIP Code 9552121,58130.0%24.3 to 36.5similar
ZIP Code 955241,69129.8%23.8 to 36.2similar
ZIP Code 955251,70130.4%24.5 to 37.0similar
ZIP Code 9552652033.6%28.0 to 38.5similar
ZIP Code 9552899631.6%25.3 to 38.2similar
ZIP Code 955362,75331.5%25.7 to 38.1similar
ZIP Code 9553731335.1%28.5 to 42.1similar
ZIP Code 9554014,05531.7%25.6 to 38.3similar
ZIP Code 955422,51935.5%29.1 to 42.3similar
ZIP Code 9554517032.8%26.3 to 39.6similar
ZIP Code 955463,64138.2%31.4 to 45.2similar
ZIP Code 955471,27031.3%25.0 to 38.1similar
ZIP Code 9554989830.3%24.5 to 37.0similar
ZIP Code 9555015130.7%24.7 to 37.7similar
ZIP Code 955511,87132.9%26.5 to 39.7similar
ZIP Code 955531,05435.7%29.0 to 42.8similar
ZIP Code 9555429734.8%28.3 to 41.9similar
ZIP Code 9555541530.7%24.7 to 37.3similar
ZIP Code 9555665034.1%27.9 to 41.0similar
ZIP Code 9555854832.6%26.2 to 39.6similar
ZIP Code 9555916334.1%27.6 to 40.9similar
ZIP Code 955601,54837.8%31.1 to 44.8similar
ZIP Code 955623,47535.7%29.1 to 42.7similar
ZIP Code 9556443830.5%24.5 to 36.9similar
ZIP Code 9556587536.1%29.6 to 43.2similar
ZIP Code 9556921137.2%30.3 to 44.1similar
ZIP Code 955702,54329.7%24.0 to 36.3similar
ZIP Code 9557129736.8%30.3 to 43.9similar
ZIP Code 955731,75033.3%26.9 to 40.2similar
ZIP Code 955891,64834.8%28.7 to 41.4similar

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

Cities and places in Humboldt County

Places in Humboldt County, CA, in name order
PlaceResidentsEstimate95% confidence intervalAgainst Humboldt County
Alderpoint13736.3%29.3 to 43.4similar
Arcata18,85729.7%24.0 to 36.1similar
Bayview2,61934.1%27.8 to 40.7similar
Benbow42236.0%29.5 to 43.3similar
Big Lagoon16130.0%23.7 to 36.6similar
Blue Lake1,20830.3%24.3 to 36.9similar
Cutten3,22328.0%22.5 to 34.3similar
Eureka26,51232.8%26.7 to 39.4similar
Fairhaven16530.3%24.1 to 36.8similar
Ferndale1,39830.6%24.8 to 37.3similar
Fieldbrook82730.1%24.2 to 36.5similar
Fields Landing28735.9%29.2 to 42.9similar
Fortuna12,51631.6%25.5 to 38.2similar
Garberville81835.5%29.1 to 42.4similar
Hoopa3,16738.7%31.8 to 45.7similar
Humboldt Hill3,49830.7%24.8 to 37.2similar
Hydesville1,24431.3%25.0 to 38.1similar
Indianola79131.2%25.1 to 37.9similar
Kep'el7636.0%29.4 to 43.2similar
Loleta82833.8%27.4 to 40.8similar
Manila79830.6%24.6 to 37.4similar
McKinleyville16,26230.9%25.0 to 37.4similar
Miranda44135.1%28.4 to 42.1similar
Myers Flat9036.7%29.9 to 44.2similar
Myrtletown4,88230.7%24.7 to 37.3similar
Orick32830.2%24.2 to 36.8similar
Phillipsville12435.6%28.8 to 42.7similar
Pine Hills3,18633.7%27.5 to 40.3similar
Redway1,24738.1%31.4 to 45.2similar
Rio Dell3,37935.7%29.2 to 42.7similar
Samoa22930.2%24.1 to 36.9similar
Scotia68136.8%30.2 to 44.0similar
Shelter Cove80334.6%28.2 to 41.9similar
Trinidad30730.1%24.3 to 37.1similar
Weitchpec11233.2%26.9 to 40.1similar
Weott21936.0%29.4 to 43.5similar
Westhaven-Moonstone1,18729.9%24.3 to 36.7similar
Willow Creek1,72033.3%26.9 to 40.2similar

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

Humboldt County, CA: crude prevalence and 95% confidence interval in each PLACES release
Measure2022 release2023 release2024 release2025 release
COPD8.3%7.1 to 9.67.7%6.3 to 9.37.8%7.0 to 8.77.6%6.2 to 9.0
Coronary Heart Disease7.4%6.7 to 8.16.7%5.8 to 7.77.3%6.6 to 8.17.1%6.1 to 8.1
Current Asthma11.1%10.6 to 11.610.7%9.4 to 12.211.6%10.2 to 13.111.0%9.6 to 12.4
Depression20.0%18.8 to 21.022.7%18.8 to 27.026.2%22.6 to 30.126.1%22.4 to 30.2
Diabetes10.7%9.9 to 11.411.3%9.5 to 13.110.7%9.3 to 12.311.4%9.7 to 13.2
High Blood Pressure30.0%28.9 to 31.131.4%27.5 to 35.632.0%28.1 to 35.932.9%29.1 to 36.8
Obesity30.4%28.8 to 31.732.5%25.8 to 40.132.1%25.8 to 38.931.3%24.9 to 38.2
Health Insurance10.5%8.8 to 12.58.1%6.3 to 10.36.0%5.3 to 6.87.5%5.8 to 9.5
Binge Drinking18.6%17.8 to 19.316.5%13.6 to 19.918.9%15.5 to 22.617.1%14.2 to 20.3
Current Cigarette Smoking14.7%12.5 to 16.914.7%11.5 to 17.915.8%13.8 to 17.914.2%11.4 to 17.4
Physical Inactivity20.9%18.6 to 23.120.5%16.4 to 24.821.6%18.1 to 25.523.7%19.2 to 28.6
General Health16.4%14.4 to 18.418.1%15.2 to 21.219.9%17.7 to 22.122.3%18.8 to 26.2

Official sources

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

Cite this page

Health by ZIP. Humboldt County, CA: 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/ca/humboldt-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 Humboldt County, CA

How does the obesity estimate of Humboldt County, CA compare with California?

The California figure is 27.8% (site aggregate).

It has no confidence interval.

The California figure is inside the interval of Humboldt County, CA. The estimate is in line with it.

How does the obesity estimate of Humboldt County, CA 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 Humboldt County, CA is similar.

What does CDC estimate for diagnosed diabetes in Humboldt County, CA?

CDC estimates that 11.4% of the adults of Humboldt County, CA have diagnosed diabetes.

The 95% confidence interval is 9.7% to 13.2%.

PLACES 2025, BRFSS 2023.

For how many measures is Humboldt County, CA above or below the California figure?

Humboldt County, CA and the California figure both have a value for 40 measures.

The estimate for Humboldt County, CA is above the California figure for 11 measures.

It is below the California figure for 1 measure.

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