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Brunswick solar costs $2.95-$3.15/W in 2026, averaging $27,450 for a 9 kW system. CMP provides 1:1 NEB credits at $0.27/kWh, generating ~$2,916/year. No federal 25D ITC. Property tax 100% exempt. Sales tax status under review. Payback: ~15-16 years (cash) or day-1 savings (PPA).
$3.05/W
Avg Cost
$27,450
9 kW System
$0.27
CMP Rate (/kWh)
$2,916
NEB/Year
~15 yr
Payback
Brunswick solar installation costs $2.95-$3.15 per watt in 2026. As a midcoast community between Portland and Bath, Brunswick benefits from strong installer competition and proximity to major solar companies operating in southern Maine.
| Component | Cost Range |
|---|---|
| Solar panels (9 kW) | $9,900-$11,200 |
| Inverter(s) | $2,500-$3,800 |
| Mounting and racking | $2,000-$3,000 |
| Electrical work and wiring | $2,300-$3,400 |
| Permitting and interconnection | $500-$1,000 |
| Labor and installation | $5,000-$6,800 |
| Design, engineering, overhead | $2,900-$4,200 |
| Total (before incentives) | $26,550-$28,350 |
The Section 25D residential solar tax credit expired December 31, 2025. Brunswick homeowners pay the full system cost with $0 federal tax credit in 2026.
100% property tax exemption statewide (solar adds no property tax). Sales tax exemption is unverified — verify with your installer.
Brunswick has a mix of older homes near the town center, newer construction at Brunswick Landing, and larger properties in surrounding areas. System sizes typically range from 5 kW for smaller homes to 12 kW for larger properties.
| System Size | Panels | Cost Range | Annual NEB | Payback |
|---|---|---|---|---|
| 5 kW | 11-12 | $14,750-$15,750 | $1,350 | ~15 yr |
| 8 kW | 18-19 | $23,600-$25,200 | $2,160 | ~15 yr |
| 9 kW | 20-21 | $26,550-$28,350 | $2,916 | ~15-16 yr |
| 12 kW | 27-28 | $35,400-$37,800 | $3,240 | ~15 yr |
* 9 kW highlighted as the Brunswick average. All costs before incentives. NEB based on CMP $0.27/kWh.
10,800
kWh/year (9 kW system)
$2,916
Annual NEB credits
~15 yrs
Payback (cash purchase)
System cost: $27,450
Year 1 NEB value: $2,916
Rate increase (est): 4-5%/year
Payback (cash): ~15-16 years
25-year savings: $50,000-$75,000+
ROI after 25 years: 90-175%
NuWatt's Propel financing offers $0 down with a fixed monthly payment lower than your CMP bill. Unlike a lease, you own the panels by year 5. See if you qualify at /maine/propel-solar
Maine's Net Energy Billing program gives Brunswick homeowners 1:1 retail-rate credits for every kilowatt-hour of solar electricity exported to the CMP grid. This makes rooftop solar one of the best investments for Brunswick homeowners.
Learn more about Maine's net metering in our Maine NEB Guide.
The 15-16 year payback on a cash purchase can be daunting. Propel Solar solves this for Brunswick homeowners — $0 down, a fixed monthly payment lower than your CMP bill, and full ownership by year 5.
A third-party owner installs solar on your roof and captures the 30% Section 48 ITC — a credit no longer available to homeowner purchases.
Your monthly solar payment is fixed and lower than your average CMP bill. No escalators. Predictable costs while CMP rates keep rising.
Full ownership transfers to you at year 5. American-made Silfab 440W panels. Free maintenance during the lease period.
Cash purchase: $27,450 upfront, 15-16 year payback, $0 federal credit.
Propel: $0 down, save from day 1, own by year 5, 30% built-in discount.
Brunswick, Topsham, Bath, Freeport, Harpswell, Durham, Lisbon — all CMP territory.
Brunswick is a vibrant midcoast town of approximately 21,000, home to Bowdoin College and the redeveloped Brunswick Landing (former Naval Air Station). Its mix of historic neighborhoods, college-town culture, and modern development creates diverse solar opportunities.
$27,450
$0 Down
$0 Down
Compare all options in our Maine Cash vs Loan vs Lease Guide.
All midcoast communities near Brunswick are in CMP territory with the same rates and NEB credits. Solar costs are similar across the region.
CMP | $0.27/kWh
Adjacent to Brunswick across the Androscoggin. Same CMP territory.
CMP | $0.27/kWh
Home of Bath Iron Works. CMP territory with strong solar potential.
CMP | $0.27/kWh
CMP territory. Mix of residential and commercial solar opportunities.
CMP | $0.27/kWh
Coastal peninsula community. CMP territory with good southern exposure.
CMP | $0.27/kWh
Rural CMP territory. Large lots with excellent roof and ground-mount options.
Brunswick has a straightforward permitting process for residential solar. Your installer handles all paperwork as part of the installation.
Building permit
Required. Covers structural and roof modifications.
Electrical permit
Required. Covers inverter and panel wiring.
Processing time
2-3 weeks typical for residential systems.
CMP interconnection
Application filed by installer. Approval 2-4 weeks.
Historic district
Federal Street area and other historic zones may require additional design review. Check with your installer.
Brunswick Landing
Properties at Brunswick Landing follow standard Brunswick permitting. Modern construction typically simplifies the process.
Maine Solar Hub
Complete Maine solar guide
Maine Solar Costs
Statewide cost data
Solar Without ITC
Post-25D strategies
NEB Guide
Net Energy Billing explained
Cash vs Loan vs Lease
Financing compared
Portland Solar
$2.95-$3.19/W
Bangor Solar
Versant territory
Lewiston Solar
$2.91-$3.12/W
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