Solar panels in Kansas
Roofs across Kansas get about 1,642 hours of usable sunlight a year, and electricity costs 14.1¢/kWh. That combination puts a typical system's payback at 10.4 years. Here's the detail, from real rooftop data across 12 Kansas cities.
Check your own roof in Kansas → These are regional figures; your roof's size, pitch and shading move them a lot.
How Kansas compares
Kansas gets more sunlight than 68% of the cities we measure, and its electricity costs more than 30% of states and provinces. Both matter, but not equally: the electricity rate usually matters more, because solar saves money by replacing power you would otherwise buy. A sunny state with cheap power often pays back slower than a cloudy state with expensive power. Why that happens →
Solar by city in Kansas
| City | Sun hrs/yr | Panels | Net cost | Payback |
|---|---|---|---|---|
| Hays | 1,871 | 17 | $13,566 | 8.9 yrs |
| Dodge City | 1,871 | 17 | $13,566 | 8.9 yrs |
| Garden City | 1,847 | 18 | $14,364 | 9.3 yrs |
| Wichita | 1,790 | 18 | $14,364 | 9.4 yrs |
| Manhattan | 1,736 | 19 | $15,162 | 9.9 yrs |
| Salina | 1,642 | 20 | $15,960 | 10.4 yrs |
| Emporia | 1,619 | 20 | $15,960 | 10.4 yrs |
| Lawrence | 1,617 | 20 | $15,960 | 10.4 yrs |
| Overland Park | 1,592 | 20 | $15,960 | 10.5 yrs |
| Olathe | 1,579 | 21 | $16,758 | 10.9 yrs |
| Topeka | 1,573 | 21 | $16,758 | 10.9 yrs |
| Kansas City | 1,532 | 21 | $16,758 | 11 yrs |
What a system costs in Kansas
| System | Size | kWh/yr | Net cost | Saves/yr | Payback |
|---|---|---|---|---|---|
| 8 panels | 3.2 kW | 4,466 | $6,384 | $630 | 10.1 yrs |
| 12 panels | 4.8 kW | 6,699 | $9,576 | $945 | 10.1 yrs |
| 16 panels | 6.4 kW | 8,932 | $12,768 | $1,259 | 10.1 yrs |
| 20 panels | 8 kW | 11,166 | $15,960 | $1,536 | 10.4 yrs |
| 26 panels | 10.4 kW | 14,515 | $20,748 | $1,654 | 12.5 yrs |
Payback stops improving as systems grow, then gets worse. You can only save on electricity you were going to buy, so once a system covers your usage the extra panels mostly export at a lower rate.
Kansas solar incentives
Every US household can claim the 30% federal residential clean energy credit, which is what the "after credit" figures above assume. On a $22,800 system that is $6,840 back. How the credit works →
State, utility and municipal incentives stack on top and change often — Kansas may offer rebates, property or sales tax exemptions, or performance payments. We deliberately don't list specific state programmes here because they change several times a year and stale numbers are worse than none. The DSIRE database is the standard reference and is kept current.
Kansas solar questions
Is solar worth it in Kansas?
At 14.1¢/kWh and 1,642 usable sun hours, a typical Kansas system pays back in about 10.4 years and returns roughly $22,432 across a 25-year panel life. That is slower than average, so compare at least three quotes before committing. Individual cities in Kansas vary widely around this average.
How many solar panels do I need in Kansas?
About 20 panels for a home using 10,800 kWh a year. Each 400W panel produces roughly 558 kWh annually at Kansas sunlight levels. Your own figure depends on actual usage — pull a year of bills rather than assuming average consumption, since heating and EV charging change it a lot.
How much do solar panels cost in Kansas?
A 8 kW system runs about $22,800 before incentives and $15,960 after the 30% federal credit, or roughly $2.85 per watt installed. Quotes vary widely by installer, roof complexity and whether your electrical panel needs upgrading — get three before deciding.
Worth reading before you buy
Regional estimates generated 2026-08-22 from Google Solar API rooftop samples across 12 Kansas cities, and average Kansas electricity rates. Not a quote and not financial or tax advice.