← ScorecardME · Rank #13 of 50
State Profile
Maine
Composite score 69 / 100
Rank
#13
Renewable
79%
Grid carbon
210lb/MWh
Full Metric Breakdown
Maine vs. the US average
Composite scoreUS avg 58.3/10069.0/100
Renewable shareUS avg 27.0%79.0%
Solar capacity / capitaUS avg 260.0W285.0W
Wind capacity / capitaUS avg 510.0W660.0W
Residential ¢/kWhUS avg 16.1¢22.7¢
5-yr cost trendUS avg 17.0%28.0%
EV adoptionUS avg 1.2%1.2%
Grid carbonUS avg 828.2lb/MWh210.0lb/MWh
Net metering gradeUS avg CB
RPS ambitionUS avg CA
Incentives here
What's currently available in Maine
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 B
- Low-income weatherization (federally funded)
What it would take
Modeled scenarios for ME
To hit 50% renewablealready there
To hit 75% renewablealready there
To hit 100% renewable~12 years
Assumes continuation of current deployment pace plus realistic grid-scale additions. Full methodology on the methodology page.