Springfield gets 4.7 peak sun hours daily — above average for Illinois — and Ameren customers benefit from Illinois Shines SREC incentives and Ameren's DG rebate. Under Smart Solar Billing, battery storage helps maximize self-consumption and the value of your investment.
Del Mar, CA
500 reviews
Powur PBC is a B-Corp certified solar marketplace and MLM company that connects customers with solar installation partners across 22 states. Operating since 2014, Powur uses independent consultants for sales and subcontracts installation work to regional partners.
St. Charles, MO (serves Central & Southern IL)
210 reviews
SunSent Solar is a family-owned installer based in the St. Louis area, serving Central Illinois (Ameren territory) and Southern Illinois with some of the highest customer ratings of any installer in the state. Founded by family with deep contracting roots, SunSent performs all work in-house, backs every install with a lifetime labor warranty, and guarantees production — adding panels at no charge if the system underperforms. Particularly strong for ground-mount and agricultural installations, and well-versed in Ameren DG rebate and Illinois Shines SREC processing.
Disclaimer: Company rankings are based on publicly available data including customer reviews, BBB ratings, years in business, and service offerings as of February 2, 2026. Featured companies may include paid placements.
Ameren Illinois serves Springfield under Smart Solar Billing, with export credits at ~8.3¢/kWh on supply charges only — slightly higher than ComEd territory. Illinois Shines SREC payments and Ameren DG rebates ($300/kW solar + $300/kWh battery) significantly offset system costs. Sangamon County offers streamlined solar permitting.
Ameren Illinois (Ameren)
Average Rate: $0.17/kWh
Smart Solar Billing (effective Jan 1, 2025). New solar customers receive export credits applied to supply and transmission charges only — not delivery or taxes/fees. Credits roll over monthly and settle at avoided cost at end of annual cycle. Legacy customers who completed installation by Dec 31, 2024 retain full retail net metering for the 30-year life of their system. Supply rates are elevated (~10¢/kWh non-summer, ~12¢/kWh summer) through at least mid-2026 due to the 2024 MISO capacity auction spike; total all-in residential rate is approximately 16–17¢/kWh including delivery. Ameren customers received a one-time ~5¢/kWh Dynegy settlement credit on December 2025 usage. Monthly customer charge is $9.00/month.
A solar+battery system in Springfield averages $36,550 for a 10.5kW solar system with a 10kWh battery. Illinois Shines SREC incentives can reduce net costs by 40–55%.
Yes — Ameren offers a DG rebate of $300/kW solar plus $300/kWh for battery storage. Ameren's export credit rate of ~8.3¢/kWh is also slightly higher than ComEd territory.
Springfield homeowners with a solar+battery system typically save $1,700 annually, benefiting from above-average sun hours and Ameren's slightly higher export credit rate.
Learn more about solar energy in your area
AI data centers are driving Illinois electricity rates to record highs. Learn how residential solar panels, Illinois Shines SRECs, and battery storage can protect your household from rising ComEd and Ameren bills in 2026.
See how much you can save on your electricity bill with solar power.
