Stargaze Atlas

Utah dark-sky map — light pollution by town

63 towns rated · darkest: West Haven · measured from VIIRS 2024 satellite night-lights

Utah has 63 towns rated for light pollution here, from its darkest — West Haven (Bortle 5) — to its brightest city cores, with 0 rating as genuinely dark or rural sky (Bortle 4 or better). Every town is listed with the nearest measurably darker town to drive to. It also holds 18 certified International Dark Sky Places, listed below with the nearest rated town to each. Ratings are a VIIRS satellite proxy, not survey-grade sky-brightness readings.

Statewide Utah · VIIRS 2024
Towns rated
63

0 rate as genuinely dark or rural sky (about Bortle 4 or better).

Darkest town
West Haven
Genuinely dark towns
0
Certified dark-sky places
18

Certified dark-sky places in Utah

18 sites in Utah hold an International Dark Sky Place certification — awarded for actively protecting the night sky, not measured from orbit like the town ratings below. What each designation means →

Certified International Dark Sky Places in Utah.
Place Designation Coordinates Nearest rated town Distance That town's sky
Antelope Island State Park Dark Sky Park 40.958°N, 112.207°W Syracuse 12 mi B7
Bryce Canyon National Park Dark Sky Park 37.640°N, 112.170°W Cedar City 49 mi B7
Capitol Reef National Park Dark Sky Park 38.200°N, 111.167°W Cedar City 110 mi B7
Cedar Breaks National Monument Dark Sky Park 37.642°N, 112.849°W Cedar City 12 mi B7
Dinosaur National Monument Dark Sky Park 40.533°N, 108.983°W Vernal 29 mi B7
East Canyon State Park Dark Sky Park 40.901°N, 111.587°W Centerville 15 mi B6
Goblin Valley State Park Dark Sky Park 38.567°N, 110.710°W Santaquin 115 mi B6
Great Basin National Park Dark Sky Park 39.006°N, 114.220°W Cedar City 110 mi B7
Kaibab Band of Paiute Indians Dark Sky Community 36.913°N, 112.679°W Hurricane 38 mi B6
Kodachrome Basin State Park Dark Sky Park 37.501°N, 112.001°W Cedar City 59 mi B7
Pipe Spring National Monument Dark Sky Park 36.862°N, 112.737°W Hurricane 37 mi B6
Rainbow Bridge National Monument Dark Sky Sanctuary 37.077°N, 110.964°W Cedar City 120 mi B7
Rockport State Park Dark Sky Park 40.766°N, 111.391°W East Millcreek 22 mi B6
Steinaker State Park Dark Sky Park 40.517°N, 109.530°W Vernal 4 mi B7
Timpanogos Cave National Monument Urban Night Sky Place 40.441°N, 111.709°W Cedar Hills 3 mi B6
Torrey Dark Sky Community 38.302°N, 111.420°W Cedar City 99 mi B7
Weber County North Fork Park Dark Sky Park 41.371°N, 111.907°W North Ogden 5 mi B6
Zion National Park Dark Sky Park 37.203°N, 112.988°W Hurricane 17 mi B6

All Utah towns by darkness

Darkest sky first, each with the nearest measurably darker town to drive to. Sort or filter below.

Utah towns, darkest sky first.
Sky Nearest darker sky
West Haven 5 Suburban sky 6.1 Conda, ID — B4, 110 mi
Saratoga Springs 5 Suburban sky 7.0 Conda, ID — B4, 165 mi
North Logan 5 Suburban sky 7.1 Conda, ID — B4, 68 mi
Smithfield 5 Suburban sky 7.1 Conda, ID — B4, 63 mi
Grantsville 6 Bright suburban sky 9.2 Saratoga Springs — B5, 34 mi
Bluffdale 6 Bright suburban sky 10 Saratoga Springs — B5, 10 mi
Alpine 6 Bright suburban sky 10 Saratoga Springs — B5, 10 mi
Cedar Hills 6 Bright suburban sky 11 Saratoga Springs — B5, 9 mi
Cottonwood Heights 6 Bright suburban sky 12 Saratoga Springs — B5, 19 mi
Highland 6 Bright suburban sky 12 Saratoga Springs — B5, 8 mi
Santaquin 6 Bright suburban sky 12 Saratoga Springs — B5, 27 mi
Centerville 6 Bright suburban sky 13 West Haven — B5, 22 mi
Eagle Mountain 6 Bright suburban sky 14 Saratoga Springs — B5, 6 mi
West Point 6 Bright suburban sky 15 West Haven — B5, 6 mi
North Ogden 6 Bright suburban sky 16 West Haven — B5, 9 mi
East Millcreek 6 Bright suburban sky 16 Saratoga Springs — B5, 25 mi
Payson 6 Bright suburban sky 16 Saratoga Springs — B5, 23 mi
Washington 6 Bright suburban sky 16 Chino Valley, AZ — B5, 175 mi
Hurricane 6 Bright suburban sky 16 Chino Valley, AZ — B5, 175 mi
Clinton 6 Bright suburban sky 17 West Haven — B5, 4 mi
Magna 6 Bright suburban sky 17 Saratoga Springs — B5, 27 mi
Oquirrh 6 Bright suburban sky 18 Saratoga Springs — B5, 21 mi
Herriman 7 Suburban / urban transition 21 Bluffdale — B6, 5 mi
Farmington 7 Suburban / urban transition 21 Centerville — B6, 4 mi
Canyon Rim 7 Suburban / urban transition 22 East Millcreek — B6, 1 mi
Kearns 7 Suburban / urban transition 23 Oquirrh — B6, 3 mi
Holladay 7 Suburban / urban transition 24 East Millcreek — B6, 2 mi
Lehi 7 Suburban / urban transition 24 Highland — B6, 4 mi
Spanish Fork 7 Suburban / urban transition 24 Payson — B6, 6 mi
West Valley City 7 Suburban / urban transition 24 Oquirrh — B6, 5 mi
Springville 7 Suburban / urban transition 25 Payson — B6, 11 mi
Kaysville 7 Suburban / urban transition 28 Centerville — B6, 9 mi
Lindon 7 Suburban / urban transition 28 Cedar Hills — B6, 5 mi
South Ogden 7 Suburban / urban transition 28 West Haven — B5, 4 mi
Layton 7 Suburban / urban transition 29 Clinton — B6, 7 mi
Draper 7 Suburban / urban transition 29 Bluffdale — B6, 5 mi
Tooele 7 Suburban / urban transition 29 Grantsville — B6, 10 mi
Syracuse 7 Suburban / urban transition 30 West Point — B6, 2 mi
North Salt Lake 7 Suburban / urban transition 30 Centerville — B6, 5 mi
Pleasant Grove 7 Suburban / urban transition 31 Cedar Hills — B6, 4 mi
Millcreek 7 Suburban / urban transition 32 East Millcreek — B6, 4 mi
American Fork 7 Suburban / urban transition 32 Cedar Hills — B6, 3 mi
Vernal 7 Suburban / urban transition 33 Rock Springs, WY — B6, 80 mi
Riverton 7 Suburban / urban transition 34 Bluffdale — B6, 2 mi
Midvale 7 Suburban / urban transition 35 Cottonwood Heights — B6, 5 mi
Roy 7 Suburban / urban transition 37 Clinton — B6, 2 mi
Saint George 7 Suburban / urban transition 37 Washington — B6, 5 mi
Taylorsville 7 Suburban / urban transition 38 Oquirrh — B6, 6 mi
Bountiful 7 Suburban / urban transition 39 Centerville — B6, 2 mi
Cedar City 7 Suburban / urban transition 39 Hurricane — B6, 37 mi
Clearfield 8 City sky 42 Clinton — B6, 2 mi
Logan 8 City sky 44 North Logan — B5, 3 mi
Brigham City 8 City sky 45 North Ogden — B6, 14 mi
South Jordan 8 City sky 47 Riverton — B7, 3 mi
Orem 8 City sky 48 Lindon — B7, 4 mi
Sandy 8 City sky 49 Midvale — B7, 2 mi
Woods Cross 8 City sky 57 Bountiful — B7, 1 mi
West Jordan 8 City sky 58 Midvale — B7, 2 mi
South Salt Lake 8 City sky 69 Millcreek — B7, 2 mi
Provo 8 City sky 85 Springville — B7, 5 mi
Ogden 8 City sky 96 South Ogden — B7, 2 mi
Murray 8 City sky 97 Millcreek — B7, 2 mi
Salt Lake City 9 Inner-city sky 185 South Salt Lake — B8, 3 mi

Frequently asked questions

Where are the darkest skies in Utah?
The darkest town tracked here is West Haven, but the genuinely dark skies in Utah are its 18 certified International Dark Sky Places — Antelope Island State Park, Bryce Canyon National Park, Capitol Reef National Park, Cedar Breaks National Monument and others — listed further down with the nearest rated town to each.
How many dark-sky towns does Utah have?
Of 63 towns rated here, 0 rate as genuinely dark or rural sky (about Bortle 4 or better) — good for seeing the Milky Way on a clear, moonless night.
How are these light-pollution ratings measured?
From VIIRS 2024 annual-average satellite night-lights, sampled at each town's center and mapped to a darkness class and an estimated Bortle band. It is a satellite upward-radiance proxy for planning, not a survey-grade sky-brightness reading. See the methodology page for details.

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