Guthrie, OK: how dark is the sky here?
Satellite radiance puts Guthrie in the suburban edge band. A noticeable glow near the horizon. Brighter stars and constellations are easy to pick out; the Milky Way is washed out. That's brighter than 25.7% of the 3,206 US cities in this dataset.
This comes from a satellite measuring light radiating upward, not a person's eyes on the ground, so it isn't the same as a Bortle class, though the two track each other closely.
The nearest darker sky to Guthrie
32 miles from Guthrie, straight-line, sits Yukon, OK, the nearest city here with a darker sky than Guthrie's own suburban edge band.
Yukon, OK is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
How Guthrie compares nationally
Guthrie, OK counts roughly 11,682 residents, among the 3,206 US cities this site tracks. Guthrie places 819 of 3,206 cities in this dataset's darkest-to-brightest order.