Logan County’s utility map
By area, the Colorado Energy Office territory map shows Highline Electric Association (91%), Morgan County Rural Electric Association (3%), Town of Fleming (municipal electric) (0%). Area isn’t population — towns are often served by a different utility than the surrounding countryside.
The largest by area, Highline Electric Association, is a electric cooperative that pays for excess generation at an avoided-cost rate well below retail.
Logan County by the numbers
Logan County declined about 4.1% between 2020 and 2025 (21,532 → 20,654). It has 6 communities on our map, the largest being Sterling, Fleming, Merino.
The county is fairly uniform in elevation — Sterling near 3,930 feet and the geographic center around 3,850 feet — so conditions are relatively consistent across it.
It’s part of our Eastern Plains region. The county center is about 122 miles from our Denver office.
Who issues solar permits in Logan County
Permitting in Logan County depends on whether you’re inside a town. Towns with their own building departments issue their own permits; unincorporated areas go through the county, and the State Electrical Board handles electrical permits in many smaller jurisdictions.
FAQ
Questions we hear
Which electric utilities serve Logan County?
By area, the state map shows Highline Electric Association, Morgan County Rural Electric Association, Town of Fleming (municipal electric). The county seat, Sterling, maps to Highline Electric Association. Your bill is the final word.
Do you install solar in Logan County?
Yes — our own Colorado crews install throughout Logan County, including permits and utility interconnection.
How high is Sterling, and does it matter for solar?
Sterling sits at about 3,930 feet. Cooler, clearer air helps panel efficiency, but roof orientation and shading matter far more; we model both per address.