Honolulu County · Hawaii
Honolulu, HI demographics
Population, income and the local tax burden that sits on top of them — sourced from the Census Bureau and the Hawaii Department of Taxation.
Quick answer
Honolulu, HI has a population of 350,964 and a median household income of $88,894 — about $7,408 a month before tax. That ranks 16 of 94 covered metros by income and 54 of 94 by population.
Population
350,964
City limits, ACS 5-year
Median household income
$88,894
ACS 5-year estimate
Combined sales tax
4.5%
Hawaii + local
Income rank
#16
of 94 covered metros
Estimated annual sales tax on a median household
A Honolulu household at the median income of $88,894 spending roughly a quarter of pre-tax income on taxable retail goods would pay about $1,000 a year in sales tax at 4.5%. This is an illustration, not a filing figure: the taxable share of spending varies with household composition, and Hawaii exempts or discounts several categories. Hawaii's 4.5% is a general excise tax on the seller, not a sales tax — businesses commonly pass through 4.712% on Oahu to cover tax on the tax.
Method: median household income × 25% taxable share × combined rate. The 25% share is a rough national benchmark from the BLS Consumer Expenditure Survey, not a Honolulu-specific measurement.
Sources
What each figure on this page comes from.
- Source: US Census Bureau, American Community Survey 5-year estimates
- Source: Hawaii Department of Taxation rate tables · rates as published for 2026