Postal Codes

96704 ZIP Code

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ZIP code 96704 covers Captain Cook, Hawaii, with a population of about 7,975 and a median household income of $95,492.

Population
7,97532 per square mile
Median age
49.210.5 points above the US average
Median household income
$95,492about the Hawaii median
Poverty rate
14.8%2.4 points above the US average
Typical home value
$454,924up 12% in five years
Median rent
$1,70512% below the Hawaii median
Degree or higher
33.5%1.5 points below the US average
Homeownership
72.2%7.2 points above the US average
Time zone
Hawaii-Aleutian UTC-10:00does not observe daylight saving time
Businesses
75

Where 96704 is

Captain Cook, Hawaii — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population7,975
Median age49.2
Family households69.9%
Born outside the US11.7%
Speaks a language other than English at home23.8%
White (non-Hispanic)44.8%
Black (non-Hispanic)1.3%
Asian (non-Hispanic)20.1%
Hispanic or Latino10%
Veterans9.6%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$95,492
Income per person$47,323
Poverty rate14.8%
Households on SNAP or cash assistance14.3%

Household income distribution

Under $10k6.5%
$10–15k3.2%
$15–20k4.4%
$20–25k1.1%
$25–30k2.4%
$30–35k3.8%
$35–40k0.6%
$40–45k1.5%
$45–50k4.7%
$50–60k5.1%
$60–75k8.7%
$75–100k9.4%
$100–125k10.6%
$125–150k10.4%
$150–200k7.6%
$200k or more20.0%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed2,630
Mean adjusted gross income$70,781
Returns declaring $200,000 or more5.3%
Returns, under $25k30.4%
Returns, $25k–$50k25.9%
Returns, $50k–$75k13.3%
Returns, $75k–$100k10.6%
Returns, $100k–$200k14.4%
Returns, $200k or more5.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$586,200
Median gross rent$1,705
Owner-occupied72.2%
Vacant homes23.4%
Median year built1986

What the homes are

Detached house87.6%
Attached house6.6%
2 to 4 units2.4%
5 to 19 units2.2%
20 or more units1.2%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$454,924as of 2026-07
Typical home value, 1 yeardown 1.6%
Typical home value, 5 yearsup 12%
Typical home value, 10 yearsup 64.2%
Typical home value since 2000
201520202026$509,109$247,905

$247,905 in 2015 to $454,924 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate6.8%
Bachelor's degree or higher33.5%
High school diploma or higher88.8%
Works from home22.2%
Drives to work alone57.3%
Takes public transport1.8%
Commutes 45 minutes or more35.5%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity28.3% 5.1 pts below the national average of 33.4%
Diagnosed diabetes12.9% 0.9 pts above the national average of 12%
Currently smokes14.8% 1.6 pts above the national average of 13.2%
High blood pressure32.7% 1.4 pts below the national average of 34.1%
Fair or poor general health21.1% 0.8 pts above the national average of 20.3%
No health insurance (18–64)6.4% 4.9 pts below the national average of 11.3%
Depression20.4% 1.5 pts below the national average of 21.9%
No leisure-time physical activity21.7% 3.7 pts below the national average of 25.4%
Arthritis30% 4.9 pts above the national average of 25.1%
Binge drinking17.4% 1.4 pts above the national average of 16%
Taking blood pressure medication77.9% 3.2 pts above the national average of 74.7%
Cancer (non-skin)9.5% 1.8 pts above the national average of 7.7%
Current asthma11.2% 0.8 pts above the national average of 10.4%
Coronary heart disease8.1% 1.9 pts above the national average of 6.2%
Routine check-up in past year76.6% same as the national average of 76.7%
Cholesterol screening83.8% 2.1 pts below the national average of 85.9%
Cognitive disability14.1% 0.7 pts below the national average of 14.8%
Colorectal screening67.2% 2.9 pts above the national average of 64.3%
COPD7.9% 1.3 pts above the national average of 6.6%
Visited a dentist65.8% 4.5 pts above the national average of 61.3%
Any disability32.7% 2 pts above the national average of 30.7%
Lacks emotional support27.9% 3.1 pts above the national average of 24.8%
Food insecurity18.6% 1.5 pts above the national average of 17.1%
Received food stamps16.3% 2 pts above the national average of 14.3%
Hearing disability8.9% 2.2 pts above the national average of 6.7%
High cholesterol36.5% same as the national average of 36.2%
Housing insecurity11.9% 1.9 pts below the national average of 13.8%
Independent living disability8.7% same as the national average of 8.4%
Lacks transport8.9% same as the national average of 9.2%
Loneliness29.6% 4.8 pts below the national average of 34.4%
Mammography use74.2% 1.7 pts below the national average of 75.9%
Poor mental health (14+ days)15.2% 1.6 pts below the national average of 16.8%
Mobility disability15.6% 1.6 pts above the national average of 14%
Poor physical health (14+ days)15.4% 1.9 pts above the national average of 13.5%
Self-care disability4.6% 0.6 pts above the national average of 4%
Utility shut-off threat7.1% 1.7 pts below the national average of 8.8%
Sleeps under 7 hours37% 0.6 pts above the national average of 36.4%
Stroke4.6% 1.2 pts above the national average of 3.4%
All natural teeth lost7.6% 5.4 pts below the national average of 13%
Vision disability6.1% 0.5 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments75
People employed366
Annual payroll$14,779,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 98.7% of US census tracts
FEMA ratingRelatively High to Very High across the 3 census tracts this ZIP code covers
Expected annual loss98.9 out of 100
Community resilience43 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Volcanic activity99.9Very High at its worst in this ZIP code
River flooding99.4Very High at its worst in this ZIP code
Earthquake97Very High at its worst in this ZIP code
Wildfire96.4Relatively High at its worst in this ZIP code
Landslide95.7Relatively Moderate at its worst in this ZIP code
Lightning95Very High at its worst in this ZIP code
Drought84.9Relatively Low at its worst in this ZIP code
Coastal flooding78.8Relatively Low at its worst in this ZIP code
Hurricane53.9Relatively Low at its worst in this ZIP code
Tsunami48.4Relatively Low at its worst in this ZIP code
Cold wave14.5Very Low at its worst in this ZIP code
Hail7.4Very Low at its worst in this ZIP code
Strong wind6.2Very Low at its worst in this ZIP code
Tornado3.4Very Low at its worst in this ZIP code
Compared with Hawaii and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPHawaiiUnited States
Median household income$95,492$98,317$78,538
Income per person$47,323$44,823$43,289
Poverty rate14.8%10%12.4%
Median home value$586,200$808,200$303,400
Median gross rent$1,705$1,938$1,348
Homeownership72.2%62.6%65%
Bachelor's degree or higher33.5%35.5%35%
Unemployment rate6.8%5%5.2%
Works from home22.2%8.8%13.5%
Born outside the US11.7%18.1%13.9%
Median age49.240.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationOPIHIHALE #2 24.1, HI US18.7 km away
Rain in a year36 in

Average high and low by month

January74.2°F / 57.1°F2.44 in rain
February73.7°F / 57°F2.14 in rain
March74°F / 58.1°F2.98 in rain
April74.4°F / 59.5°F2.52 in rain
May74.6°F / 61.4°F3.24 in rain
June75.1°F / 62.8°F2.75 in rain
July76.6°F / 63.5°F3.31 in rain
August77.9°F / 64.1°F3.4 in rain
September77.4°F / 63.1°F4.72 in rain
October77.4°F / 62.4°F3.7 in rain
November76°F / 60.5°F2.42 in rain
December74.8°F / 58.2°F2.53 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket6% of this ZIP code's area
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket6% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Hawaii Department of Education100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability43more vulnerable than 43% of US census tracts
Socioeconomic status60more vulnerable than 60% of US census tracts
Household characteristics33more vulnerable than 33% of US census tracts
Racial and ethnic minority status67more vulnerable than 67% of US census tracts
Housing type and transport21more vulnerable than 21% of US census tracts
Walkability3.2 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

96726 Honaunau, HI3 km away
96750 Kealakekua, HI10.7 km away
96739 Keauhou, HI15.7 km away
96725 Holualoa, HI19.4 km away
96740 Kailua Kona, HI25.7 km away
96737 Ocean View, HI41.3 km away
96556 APO AA47.2 km away
96558 APO AA47.2 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Hawaii County100% of this ZIP code's land area
Time zoneHawaii-Aleutian (UTC-10:00 standard)
Daylight saving timeNot observed — clocks stay on standard time all year
Land area246.39 sq mi
Water area103.91 sq mi
Population density32 people per sq mi
Latitude, longitude19.4386, -155.8875

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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