← ScorecardHI · Rank #3 of 50
State Profile
Hawaii
Composite score 78 / 100
Rank
#3
Renewable
32%
Grid carbon
1540lb/MWh
Full Metric Breakdown
Hawaii vs. the US average
Composite scoreUS avg 58.3/10078.0/100
Renewable shareUS avg 27.0%32.0%
Solar capacity / capitaUS avg 260.0W1020.0W
Wind capacity / capitaUS avg 510.0W155.0W
Residential ¢/kWhUS avg 16.1¢41.2¢
5-yr cost trendUS avg 17.0%24.0%
EV adoptionUS avg 1.2%3.0%
Grid carbonUS avg 828.2lb/MWh1540.0lb/MWh
Net metering gradeUS avg CC
RPS ambitionUS avg CA
Incentives here
What's currently available in Hawaii
Federal ITC (Sec. 25D) expired Dec 31, 2025. State-level programs below remain active — deadlines enforced. Verified monthly against DSIRE.
- State income tax credit · varies
- Property tax exemption for PV equipment
- Net metering · grade C
- Low-income weatherization (federally funded)
What it would take
Modeled scenarios for HI
To hit 50% renewable~6 years
To hit 75% renewable~15 years
To hit 100% renewable~28 years
Assumes continuation of current deployment pace plus realistic grid-scale additions. Full methodology on the methodology page.