Solar by state
Solar in Mississippi
Across Mississippi, homeowners pay about 10.8¢/kWh and a typical 6 kW system pays back in roughly 14.1 years after the 30% federal tax credit.
State avg rate 10.8¢/kWh
Typical payback 14.1yrs
Best Solar Value Fair
Counties in Mississippi
Humphreys County
$1,212/yr 10.4 yr payback
Washington County
$1,196/yr 10.5 yr payback
Yazoo County
$1,198/yr 10.5 yr payback
Issaquena County
$1,185/yr 10.6 yr payback
Sharkey County
$1,182/yr 10.7 yr payback
Lamar County
$1,040/yr 12.1 yr payback
Forrest County
$1,033/yr 12.2 yr payback
Pike County
$1,024/yr 12.3 yr payback
Stone County
$1,026/yr 12.3 yr payback
Adams County
$1,020/yr 12.4 yr payback
Jackson County
$1,017/yr 12.4 yr payback
Amite County
$1,012/yr 12.5 yr payback
Covington County
$1,004/yr 12.5 yr payback
Jefferson County
$1,012/yr 12.5 yr payback
Walthall County
$1,012/yr 12.5 yr payback
Claiborne County
$995/yr 12.7 yr payback
Copiah County
$992/yr 12.7 yr payback
Hancock County
$991/yr 12.7 yr payback
Pearl River County
$994/yr 12.7 yr payback
Wilkinson County
$994/yr 12.7 yr payback
Jasper County
$987/yr 12.8 yr payback
Jefferson Davis County
$986/yr 12.8 yr payback
Smith County
$983/yr 12.8 yr payback
George County
$980/yr 12.9 yr payback
Greene County
$973/yr 12.9 yr payback
Wayne County
$963/yr 13.1 yr payback
Coahoma County
$955/yr 13.2 yr payback
Harrison County
$949/yr 13.3 yr payback
Sunflower County
$950/yr 13.3 yr payback
Perry County
$941/yr 13.4 yr payback
Clay County
$918/yr 13.7 yr payback
Newton County
$922/yr 13.7 yr payback
Winston County
$922/yr 13.7 yr payback
Carroll County
$911/yr 13.8 yr payback
Jones County
$913/yr 13.8 yr payback
Leflore County
$915/yr 13.8 yr payback
Marion County
$914/yr 13.8 yr payback
Oktibbeha County
$912/yr 13.8 yr payback
Kemper County
$906/yr 13.9 yr payback
Montgomery County
$907/yr 13.9 yr payback
Chickasaw County
$897/yr 14 yr payback
Clarke County
$899/yr 14 yr payback
Lauderdale County
$898/yr 14 yr payback
Pontotoc County
$899/yr 14 yr payback
Benton County
$891/yr 14.1 yr payback
Calhoun County
$894/yr 14.1 yr payback
Choctaw County
$894/yr 14.1 yr payback
Lafayette County
$893/yr 14.1 yr payback
Noxubee County
$893/yr 14.1 yr payback
Panola County
$896/yr 14.1 yr payback
Scott County
$896/yr 14.1 yr payback
Yalobusha County
$893/yr 14.1 yr payback
Tallahatchie County
$887/yr 14.2 yr payback
Lowndes County
$881/yr 14.3 yr payback
Monroe County
$883/yr 14.3 yr payback
Lee County
$873/yr 14.4 yr payback
Marshall County
$878/yr 14.4 yr payback
Union County
$866/yr 14.5 yr payback
Attala County
$859/yr 14.7 yr payback
Tishomingo County
$858/yr 14.7 yr payback
Webster County
$858/yr 14.7 yr payback
Leake County
$844/yr 14.9 yr payback
Tippah County
$845/yr 14.9 yr payback
Itawamba County
$842/yr 15 yr payback
Alcorn County
$836/yr 15.1 yr payback
Neshoba County
$834/yr 15.1 yr payback
Prentiss County
$825/yr 15.3 yr payback
Grenada County
$798/yr 15.8 yr payback
Tate County
$796/yr 15.8 yr payback
Tunica County
$797/yr 15.8 yr payback
DeSoto County
$794/yr 15.9 yr payback
Quitman County
$792/yr 15.9 yr payback
Rankin County
$786/yr 16 yr payback
Bolivar County
$724/yr 17.4 yr payback
Warren County
$715/yr 17.6 yr payback
Hinds County
$711/yr 17.7 yr payback
Holmes County
$691/yr 18.2 yr payback
Madison County
$686/yr 18.4 yr payback
Simpson County
$683/yr 18.4 yr payback
Franklin County
$675/yr 18.7 yr payback
Lawrence County
$672/yr 18.8 yr payback
Lincoln County
$668/yr 18.9 yr payback
Figures are modeled estimates from NREL PVWatts v8 + EIA. Not affiliated with NREL, DOE or EIA · not financial
advice. Last updated June 2026.