The Best Solar Companies in Idaho (2026 Guide)

Idaho homeowners are increasingly discovering the value of solar energy as a way to reduce long-term energy costs and take advantage of the state’s clear, sunny skies. With more rural properties and less access to dense energy infrastructure, solar is a practical way to bring stable power to your home. Add in regional utility programs, and solar becomes an investment worth exploring.

Choosing the right installer matters just as much as choosing to go solar in the first place — the difference between a company that’s licensed, experienced with Idaho’s recently reduced net metering rates, and backed by a real workmanship warranty and one that isn’t can add up to thousands of dollars over the life of your system. Below, you’ll find Idaho’s solar companies compared side by side, including which ones have completed EnergyScout’s verification process, so you can start your search with a shorter, more confident list.

Last Reviewed: 2026-09-11

Solar Installers in Idaho

EnergyScout tracks local and national solar companies serving homeowners throughout the state. Use the directory below to compare installers based on experience, service area, products, certifications, and other company information.

Companies displaying the EnergyScout Verified badge have completed an additional review process that includes a direct interview, screening customer feedback, and providing evidence of completed installations. Verification provides another layer of information when comparing solar companies, but homeowners should still evaluate multiple installers to find the right fit for their home.

How EnergyScout Verified works →

EnergyScout Verified

ES Solar

Est. 2009

How to choose a solar installer.

Before contacting installers, read our guide on how to evaluate proposals, warranties, and long-term support.

State Solar at a Glance

27th
Residential
40th
Commercial
31st
Utility
Jobs Capacity
728
Solar Jobs
43rd
Ranked for Solar Jobs
State Solar Capacity
1,005
Total Solar Installed (MW)
6.90%
% of states electricity from solar.
138,153
Enough to power homes

Source: Solar Energy Industries Association (SEIA), State By State data, as of January 2026 — seia.org/solar-state-by-state

Why Solar makes sense in Idaho

Understanding Home Solar and Storage in Idaho

Idaho’s Solar Resources:
Idaho ranks #27 in residential solar installations with over 1,000 MW of total capacity. The state generates nearly 7% of its electricity from solar, with particularly strong solar resources in southern Idaho where sunshine is abundant. Idaho employs over 700 solar workers, with growing installer networks in Boise, Idaho Falls, Twin Falls, and other population centers. Idaho’s high elevation and clear air contribute to excellent solar panel performance, with production levels comparable to much sunnier states.

Economic Factors and Utility Programs:
Idaho has some of the lowest electricity rates in the western United States (often $0.10-$0.12 per kWh), which might seem to work against solar economics. However, Idaho makes up for this with excellent solar production — panels here generate significantly more energy than in cloudier states, improving overall returns. Idaho Power and other utilities offer net metering, allowing homeowners to earn credits for excess solar production. Idaho also provides sales tax exemption on solar equipment. While payback periods are longer than high-rate states (typically 12-16 years), Idaho’s stable electricity costs and strong solar production still deliver solid long-term value.

Rural Applications and Energy Independence:
Idaho has significant rural population, with many homes on large properties or off-grid entirely. Solar is particularly valuable for rural homeowners who want energy independence or who face challenges with grid connectivity. Idaho experiences cold winters and hot summers, with seasonal temperature extremes, but solar panels actually perform well in cold weather (they lose efficiency in extreme heat). When paired with battery backup, solar provides critical resilience during winter storms or summer wildfire-related outages. For Idaho homeowners who value self-sufficiency and long-term cost stability, solar aligns perfectly with the state’s independent, outdoor-focused culture.

Frequently Asked Questions

A typical home solar system in Idaho costs around $39,387 before incentives — about $3.02 per watt for a 13.0 kW system, per EnergySage’s September 2026 marketplace data. With financing, many homeowners see a monthly loan payment that’s a bit less than what they were already paying their utility — and once the loan’s paid off, that payment drops to zero while utility bills keep climbing. Comparing quotes from a couple of verified installers is still the best way to see exact numbers for your home.
Idaho does not have a large universal cash rebate for a typical homeowner. The economics depend heavily on the serving utility’s export-credit structure and Idaho’s relatively low retail electricity prices. The important distinction is between a program that exists in law and one that is funded, open and available to a homeowner at your address today. Incentives may take the form of a rebate, production payment, renewable-energy credit, tax treatment, battery payment or utility-specific tariff. Some require a reservation before construction, a participating contractor, income qualification or enrollment in a utility program. Ask the installer to identify every incentive by its official program name, show the current value and eligibility requirements, and state who receives the payment or credit. If funding is limited, request confirmation that capacity or funds are actually available. A proposal should never subtract an incentive from the net price simply because it existed in a prior program year.
Because exported energy can be worth materially less than retail power, ask installers for hourly self-consumption assumptions and a savings model that uses the current export credit rather than a simple annual kWh offset. That issue should be built into the proposal rather than treated as an afterthought. Ask the installer to show how it affects system size, annual production, bill savings, equipment choice and long-term service. For weather or roof concerns, review roof age, structural requirements and the exact product certifications rather than accepting a blanket claim about durability. For rate-related concerns, ask for tariff-aware modeling instead of a simple annual-kWh calculation. If battery storage is part of the solution, compare solar-only and solar-plus-storage economics side by side and ask exactly which loads the battery will support during an outage.
Get at least three proposals and require each company to quote the project on the same basis: cash price, cost per watt, expected first-year production, degradation assumptions, equipment, workmanship coverage and the current Idaho utility tariff. Ask who performs the installation, who handles interconnection and incentive paperwork, and who will service the system if an inverter, optimizer or battery fails years later. Separate financing from system price so interest and dealer fees do not hide the underlying cost. Ask for recent projects in your utility territory, because local tariff, permitting and interconnection experience can be more valuable than a large national footprint. EnergyScout Verified status adds another diligence signal, but it should complement—not replace—competitive quotes and contract review.
As of September 2026, Idaho’s average residential electricity rate is 14.37 cents per kWh, well below the 18.34-cent national average, with a typical monthly bill around $136. Rates have jumped 19.1% over the past year, one of the steepest increases in the country. That increase follows Idaho Power’s 2025 cut to net metering export rates, so homeowners here are seeing costs rise on two fronts at once.

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