Night Light of Portland (Indiana) from space (United States) Src. Average luminocity for 10x10km area is 17.2211% and for 50x50km: 1.6823%.
Square area 10x10 km:
 3.23%
 1.87%
 1.87%
 2.04%
 1.87%
 2.89%
 2.89%
 1.53%
 1.53%
 6.46%
 73.81%Square area 50x50 km:
 0.13%
 0.18%
 0.27%
 0.19%
 0.24%
 0.31%
 0.25%
 0.2%
 0.2%
 0.42%
 97.6%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
40° 58' 3.1" North, 85° 40' 51.2" West
40° 26' 4.2" North, 84° 58' 39.9" West
39° 53' 49.8" North, 84° 16' 28.7" West
Some cities around Portland sort by population:
• Muncie
		43.8 km =27.2 mi, 
232°
• Greenville
		47.1 km =29.3 mi, 
141°
• Yorktown
		52.5 km =32.6 mi, 
236°
• Celina
		36.7 km =22.8 mi, 
69°
• Bluffton
		37.6 km =23.4 mi, 
334°
• Decatur
		44.2 km =27.5 mi, 
5°
• Saint Marys
		51.2 km =31.8 mi, 
76°
• Hartford City
		33.2 km =20.6 mi, 
273°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016