Who powers Centennial
According to the Colorado Energy Office’s utility-territory map, Centennial is served by Xcel Energy (Public Service Company of Colorado), an investor-owned utility that banks exported solar as kWh credits that offset later use one-for-one.
Some addresses around Centennial are served by CORE Electric Cooperative instead, so neighbors can be under different rules. Your bill settles it; we verify by address.
Designing for Centennial’s conditions
Elevation works in Centennial’s favor (~5,740 ft): cool, bright conditions help output. What varies lot to lot is shade from terrain and trees, plus how snow sheds off the roof.
Permits in Centennial
We handle permitting in Centennial end to end. Depending on the address, that means the town’s own building department, Arapahoe County’s building office, or the State Electrical Board, which issues electrical permits in many smaller Colorado jurisdictions.
Where Centennial sits
Its population has held roughly steady since 2020 (107,962 then, 108,658 in 2025). It ranks #2 by population among the communities in Arapahoe County, and its nearest neighbors are Greenwood Village (3 mi), Foxfield (4 mi), Lone Tree (4 mi).
Centennial is about 12 miles from our Denver office as the crow flies. That’s well within our regular service routes.
FAQ
Questions we hear
Is Centennial on Xcel Energy (Public Service Company of Colorado)?
Most likely: the state map places Centennial in Xcel Energy (Public Service Company of Colorado) territory, with CORE Electric Cooperative nearby. We double-check by address before any design.
How does Xcel Energy (Public Service Company of Colorado) credit solar exports?
In short, it banks exported solar as kWh credits that offset later use one-for-one. Rules change, so we pull the current tariff for every proposal — see our utility guide for details.
Is Centennial sunny enough for solar?
Colorado’s sun is strong statewide, and at ~5,740 feet the air is clear. The real variables are your roof’s orientation and shade — our Solar Studio uses NREL hourly data for your address.
Who installs solar in Arapahoe County?
We do, with our own crews — no subcontractors — including in Centennial. Permits and utility paperwork are part of the job.