Residential delivery area · Hawaii
ZIP Code 96704: Captain Cook, HI
ZIP code 96704 uses the postal name Captain Cook, Hawaii and lies entirely in Hawaii County (Census 2020 ZIP-county file). About 7,300 people live there (Census Bureau, ACS 2020-2024). Median household income is $86,941 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Honaunau-Napoopoo (13%) and Captain Cook (4%); 83% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Captain Cook · its only residential ZIP
- County
- Hawaii County
- Census places
- Honaunau-Napoopoo (13%) census-designated place; Captain Cook (4%) census-designated place
- Neighborhood
- Hōnaunau GeoNames
- Micro area
- Hilo-Kailua, HI
- House district
- HI-2 119th Congress
- State
- Hawaii
- Time zone
- Hawaii-Aleutian
- Land area
- 246.4 sq mi · 29 people per sq mi
Where is ZIP code 96704?
96704 centers on 19.294°, -155.841° and covers 246.4 square miles of land plus 103.9 of water. It borders 5 ZIP codes: 96726, 96737, 96750, 96772, 96725.
The map draws ZIP code areas only. For the streets inside 96704, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 96704 compare with the rest of Hawaii County?
| Measure | 96704 | In Hawaii County | In HI |
|---|---|---|---|
| People (ACS 2020-2024) | 7,261 | 8th of 28 | 40th of 97 |
| Median household income | $87k | not ranked | not ranked |
| Median home value | $662k | 8th of 20 | 51st of 70 |
96704's median household income is not ranked: its 90% margin of error (±$24,377) is more than a quarter of the figure ($86,941). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 33% of U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 96704?
The 2020 Census counted 6,818 people in 96704; the ACS, which samples households over 2020-2024, estimates 7,261. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 7,261±1,311 (90% margin)
- 2020 Census count
- 6,818
- Households
- 2,447
- Median age
- 48.8
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 96704?
Of the 7,261 people the ACS estimates in 96704, 16.7% are under 18 and 27.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (42.2%), then Other or two or more (30.7%).
- Under 1816.7%
- 18 to 6455.5%
- 65 and older27.8%
- White, not Hispanic42.2%
- Other or two or more30.7%
- Asian, not Hispanic18.6%
- Hispanic or Latino7.9%
- Black, not Hispanic0.7%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 96704 earn?
Median household income is $86,941 (ACS 2020-2024).
- Median household income
- $86,941±$24,377
- Income per person
- $46,244
- Below the poverty line
- 11.8%
- Unemployed (of the labor force)
- 7.0%
- Adults 25+ with a bachelor's degree
- 30.7%
- Adjusted gross income per tax return, 2022
- $70,7812,630 returns; wages 58% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 96704?
FHFA's house price index for 96704, built from repeat sales and appraisals of the same homes, rose 81% from 2015 to 2025 and rose 45% from 2020 to 2025, and moved +3.2% in 2025.
- Median home value (owners' estimate)
- $662,200
- Median gross rent
- $2,053
- Homes owned by their occupants
- 78.1%
- Housing units
- 3,351
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 96704?
77 business establishments had a location in this ZIP code in 2023, 15 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction15
- Retail trade12
- Professional, scientific, and technical services8
- Accommodation and food services8
- Other services (except public administration)8
- Administrative and support and waste management and remediation services7
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 96704?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 96726 | Honaunau | 107 | – | 9.0 mi |
| 96737 | Ocean View | 4,380 | $46k | 13.5 mi |
| 96750 | Kealakekua | 3,203 | $93k | 16.9 mi |
| 96772 | Naalehu | 2,470 | $49k | 19.4 mi |
| 96725 | Holualoa | 5,009 | $93k | 21.3 mi |
| 96777 | Pahala | 1,822 | $65k | 24.8 mi (near) |
| 96740 | Kailua Kona | 39,338 | $96k | 32.4 mi (near) |
| 96738 | Waikoloa | 7,862 | $81k | 40.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.