What the night sky looks like over Concord, NC
Satellite radiance puts Concord 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 16.5% of the 3,206 US cities in this dataset.
The number comes from orbit, not a stargazer's logbook, so treat it as an estimate of sky glow rather than a certified Bortle class.
How far Concord is from a meaningfully darker sky
6 miles from Concord, straight-line, sits Kannapolis, NC, the nearest city here with a darker sky than Concord's own suburban edge band.
Kannapolis, NC is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Concord against the rest of the dataset
About 112,395 people live in Concord, NC, sized enough to appear in this dataset of 3,206 incorporated US cities. Among all 3,206 cities here, Concord ranks 527 from darkest to brightest, 1 being the darkest measured.