Animal Population

Squirrel Population by State 2026

# of Major Squirrel Species

4
6
8
10
12
14
16
State
# of Major Squirrel Species
Species Names
Oregon Flag
Oregon17
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Belding's Ground Squirrel (Urocitellus beldingi)
  • California Ground Squirrel (Spermophilus beecheyi)
  • Columbian Ground Squirrel (Urocitellus columbianus)
  • Douglas' Squirrel (Tamiasciurus douglasii)
  • Douglas's Ground Squirrel (Otospermophilus douglasii)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Golden-mantled Ground Squirrel (Callospermophilus lateralis)
  • Humboldt's Flying Squirrel (Glaucomys oregonensis)
  • Merriam's Ground Squirrel (Urocitellus canus)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Piute Ground Squirrel (Urocitellus mollis)
  • Washington Ground Squirrel (Urocitellus washingtoni)
  • Western Gray Squirrel (Sciurus griseus)
  • White-tailed Antelope Squirrel (Ammospermophilus leucurus)
  • Wyoming Ground Squirrel (Urocitellus elegans)
California Flag
California15
  • Belding's Ground Squirrel (Urocitellus beldingi)
  • California Ground Squirrel (Otospermophilus beecheyi)
  • Douglas's Ground Squirrel (Otospermophilus douglasii)
  • Douglas's Squirrel (Tamiasciurus douglasii)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Golden-mantled Ground Squirrel (Callospermophilus lateralis)
  • Humboldt's Flying Squirrel (Glaucomys oregonensis)
  • Mohave Ground Squirrel (Xerospermophilus mohavensis)
  • Nelson's Antelope Squirrel (Ammospermophilus nelsoni)
  • Piute Ground Squirrel (Urocitellus mollis)
  • Rock Squirrel (Otospermophilus variegatus)
  • Round-tailed Ground Squirrel (Xerospermophilus tereticaudus)
  • Western Gray Squirrel (Sciurus griseus)
  • White-tailed Antelope Squirrel (Ammospermophilus leucurus)
Idaho Flag
Idaho15
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Belding's Ground Squirrel (Urocitellus beldingi)
  • Columbian Ground Squirrel (Urocitellus columbianus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Golden-mantled Ground Squirrel (Callospermophilus lateralis)
  • Merriam's Ground Squirrel (Urocitellus canus)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Northern Idaho Ground Squirrel (Urocitellus brunneus)
  • Piute Ground Squirrel (Urocitellus mollis)
  • Rock Squirrel (Otospermophilus variegatus)
  • Southern Idaho Ground Squirrel (Urocitellus endemicus)
  • Uinta Ground Squirrel (Urocitellus armatus)
  • White-tailed Antelope Squirrel (Ammospermophilus leucurus)
  • Wyoming Ground Squirrel (Urocitellus elegans)
Washington Flag
Washington14
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • California Ground Squirrel (Spermophilus beecheyi)
  • Cascade Golden-mantled Ground Squirrel (Callospermophilus saturatus)
  • Columbian Ground Squirrel (Urocitellus columbianus)
  • Douglas' Squirrel (Tamiasciurus douglasii)
  • Douglas's Ground Squirrel (Otospermophilus douglasii)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Golden-mantled Ground Squirrel (Callospermophilus lateralis)
  • Humboldt's Flying Squirrel (Glaucomys oregonensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Townsend's Ground Squirrel (Urocitellus townsendii)
  • Washington Ground Squirrel (Urocitellus washingtoni)
  • Western Gray Squirrel (Sciurus griseus)
Nevada Flag
Nevada13
  • Belding's Ground Squirrel (Urocitellus beldingi)
  • California Ground Squirrel (Otospermophilus beecheyi)
  • Douglas' Squirrel (Tamiasciurus douglasii)
  • Golden-mantled Ground Squirrel (Callospermophilus lateralis)
  • Humboldt's Flying Squirrel (Glaucomys oregonensis)
  • Least Chipmunk (Tamias minimus)
  • Merriam's Ground Squirrel (Urocitellus canus)
  • Piute Ground Squirrel (Urocitellus mollis)
  • Rock Squirrel (Otospermophilus variegatus)
  • Round-tailed Ground Squirrel (Xerospermophilus tereticaudus)
  • Western Gray Squirrel (Sciurus griseus)
  • White-tailed Antelope Squirrel (Ammospermophilus leucurus)
  • Wyoming Ground Squirrel (Urocitellus elegans)
Utah Flag
Utah13
  • Abert's Squirrel (Sciurus aberti)
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Belding's Ground Squirrel (Urocitellus beldingi)
  • Golden-mantled Ground Squirrel (Callospermophilus lateralis)
  • Least Chipmunk (Tamias minimus)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Piute Ground Squirrel (Urocitellus mollis)
  • Rock Squirrel (Otospermophilus variegatus)
  • Spotted Ground Squirrel (Xerospermophilus spilosoma)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
  • Uinta Ground Squirrel (Urocitellus armatus)
  • White-tailed Antelope Squirrel (Ammospermophilus leucurus)
  • Wyoming Ground Squirrel (Urocitellus elegans)
Arizona Flag
Arizona12
  • Abert's Squirrel (Sciurus aberti)
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Arizona Gray Squirrel (Sciurus arizonensis)
  • Fremont's Squirrel (Tamiasciurus fremonti)
  • Golden-mantled Ground Squirrel (Callospermophilus lateralis)
  • Harris's Antelope Squirrel (Ammospermophilus harrisii)
  • Mexican Fox Squirrel (Sciurus nayaritensis)
  • Rock Squirrel (Otospermophilus variegatus)
  • Round-tailed Ground Squirrel (Xerospermophilus tereticaudus)
  • Spotted Ground Squirrel (Xerospermophilus spilosoma)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
  • White-tailed Antelope Squirrel (Ammospermophilus leucurus)
New Mexico Flag
New Mexico12
  • Abert's Squirrel (Sciurus aberti)
  • Arizona Gray Squirrel (Sciurus arizonensis)
  • Eastern Fox Squirrel (Sciurus niger)
  • Fremont's Squirrel (Tamiasciurus fremonti)
  • Golden-mantled Ground Squirrel (Callospermophilus lateralis)
  • Harris's Antelope Squirrel (Ammospermophilus harrisii)
  • Rio Grande Ground Squirrel (Ictidomys parvidens)
  • Rock Squirrel (Otospermophilus variegatus)
  • Spotted Ground Squirrel (Xerospermophilus spilosoma)
  • Texas Antelope Squirrel (Ammospermophilus interpres)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
  • White-tailed Antelope Squirrel (Ammospermophilus leucurus)
Colorado Flag
Colorado11
  • Abert's Squirrel (Sciurus aberti)
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Fremont's Squirrel (Tamiasciurus fremonti)
  • Golden-mantled Ground Squirrel (Callospermophilus lateralis)
  • Least Chipmunk (Tamias minimus)
  • Rock Squirrel (Otospermophilus variegatus)
  • Spotted Ground Squirrel (Xerospermophilus spilosoma)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
  • White-tailed Antelope Squirrel (Ammospermophilus leucurus)
  • Wyoming Ground Squirrel (Urocitellus elegans)
Montana Flag
Montana11
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Columbian Ground Squirrel (Urocitellus columbianus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Golden-mantled Ground Squirrel (Callospermophilus lateralis)
  • Least Chipmunk (Tamias minimus)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Richardson's Ground Squirrel (Urocitellus richardsonii)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
  • Uinta Ground Squirrel (Urocitellus armatus)
  • Wyoming Ground Squirrel (Urocitellus elegans)
Wyoming Flag
Wyoming11
  • Abert's Squirrel (Sciurus aberti) American Red Squirrel (Tamiasciurus hudsonicus) Eastern Fox Squirrel (Sciurus niger) Eastern Gray Squirrel (Sciurus carolinensis) Golden-mantled Ground Squirrel (Callospermophilus lateralis) Least Chipmunk (Tamias minimus) Northern Flying Squirrel (Glaucomys sabrinus) Spotted Ground Squirrel (Xerospermophilus spilosoma) Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus) Uinta Ground Squirrel (Urocitellus armatus) Wyoming Ground Squirrel (Urocitellus elegans)
Minnesota Flag
Minnesota9
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Franklin's Ground Squirrel (Poliocitellus franklinii)
  • Least Chipmunk (Tamias minimus)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Richardson's Ground Squirrel (Urocitellus richardsonii)
  • Southern Flying Squirrel (Glaucomys volans)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
South Dakota Flag
South Dakota9
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Franklin's Ground Squirrel (Poliocitellus franklinii)
  • Least Chipmunk (Tamias minimus)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Richardson's Ground Squirrel (Urocitellus richardsonii)
  • Spotted Ground Squirrel (Xerospermophilus spilosoma)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Texas Flag
Texas9
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Least Chipmunk (Tamias minimus)
  • Rio Grande Ground Squirrel (Ictidomys parvidens)
  • Rock Squirrel (Otospermophilus variegatus)
  • Southern Flying Squirrel (Glaucomys volans)
  • Spotted Ground Squirrel (Xerospermophilus spilosoma)
  • Texas Antelope Squirrel (Ammospermophilus interpres)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Nebraska Flag
Nebraska8
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Franklin's Ground Squirrel (Poliocitellus franklinii)
  • Southern Flying Squirrel (Glaucomys volans)
  • Spotted Ground Squirrel (Xerospermophilus spilosoma)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
  • Wyoming Ground Squirrel (Urocitellus elegans)
North Dakota Flag
North Dakota8
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Franklin's Ground Squirrel (Poliocitellus franklinii)
  • Least Chipmunk (Tamias minimus)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Richardson's Ground Squirrel (Urocitellus richardsonii)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Wisconsin Flag
Wisconsin8
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Franklin's Ground Squirrel (Poliocitellus franklinii)
  • Least Chipmunk (Tamias minimus)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Iowa Flag
Iowa7
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Franklin's Ground Squirrel (Poliocitellus franklinii)
  • North American Red Squirrel (Tamiasciurus hudsonicus)
  • Richardson's Ground Squirrel (Urocitellus richardsonii)
  • Southern Flying Squirrel (Glaucomys volans)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Kansas Flag
Kansas7
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Franklin's Ground Squirrel (Poliocitellus franklinii)
  • Least Chipmunk (Tamias minimus)
  • Southern Flying Squirrel (Glaucomys volans)
  • Spotted Ground Squirrel (Xerospermophilus spilosoma)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Michigan Flag
Michigan7
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Least Chipmunk (Tamias minimus)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Illinois Flag
Illinois6
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Franklin's Ground Squirrel (Poliocitellus franklinii)
  • Southern Flying Squirrel (Glaucomys volans)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Indiana Flag
Indiana6
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Franklin's Ground Squirrel (Poliocitellus franklinii)
  • Southern Flying Squirrel (Glaucomys volans)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Oklahoma Flag
Oklahoma6
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Rock Squirrel (Otospermophilus variegatus)
  • Southern Flying Squirrel (Glaucomys volans)
  • Spotted Ground Squirrel (Xerospermophilus spilosoma)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Pennsylvania Flag
Pennsylvania6
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Connecticut Flag
Connecticut5
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • North American Red Squirrel (Tamiasciurus hudsonicus)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
Missouri Flag
Missouri5
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Franklin's Ground Squirrel (Poliocitellus franklinii)
  • Southern Flying Squirrel (Glaucomys volans)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
New Jersey Flag
New Jersey5
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
New York Flag
New York5
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
North Carolina Flag
North Carolina5
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
Ohio Flag
Ohio5
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Southern Flying Squirrel (Glaucomys volans)
  • Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
Tennessee Flag
Tennessee5
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
Virginia Flag
Virginia5
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
West Virginia Flag
West Virginia5
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
Alaska Flag
Alaska4
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Arctic Ground Squirrel (Urocitellus parryii)
  • North American Red Squirrel (Tamiasciurus hudsonicus)
  • Northern Flying Squirrel (Glaucomys sabrinus)
Delaware Flag
Delaware4
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • North American Red Squirrel (Tamiasciurus hudsonicus)
  • Southern Flying Squirrel (Glaucomys volans)
District of Columbia Flag
District of Columbia4
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • North American Red Squirrel (Tamiasciurus hudsonicus)
  • Southern Flying Squirrel (Glaucomys volans)
Florida Flag
Florida4
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Red-bellied Squirrel (Sciurus aureogaster)
  • Southern Flying Squirrel (Glaucomys volans)
Georgia Flag
Georgia4
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • North American Red Squirrel (Tamiasciurus hudsonicus)
  • Southern Flying Squirrel (Glaucomys volans)
Kentucky Flag
Kentucky4
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Southern Flying Squirrel (Glaucomys volans)
Maine Flag
Maine4
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
Maryland Flag
Maryland4
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Southern Flying Squirrel (Glaucomys volans)
Massachusetts Flag
Massachusetts4
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
New Hampshire Flag
New Hampshire4
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
Rhode Island Flag
Rhode Island4
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
South Carolina Flag
South Carolina4
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Southern Flying Squirrel (Glaucomys volans)
Vermont Flag
Vermont4
  • American Red Squirrel (Tamiasciurus hudsonicus)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Northern Flying Squirrel (Glaucomys sabrinus)
  • Southern Flying Squirrel (Glaucomys volans)
Alabama Flag
Alabama3
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Eastern Fox Squirrel (Sciurus niger)
  • Southern Flying Squirrel (Glaucomys volans)
Arkansas Flag
Arkansas3
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Eastern Fox Squirrel (Sciurus niger)
  • Southern Flying Squirrel (Glaucomys volans)
Louisiana Flag
Louisiana3
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Southern Flying Squirrel (Glaucomys volans)
Mississippi Flag
Mississippi3
  • Eastern Fox Squirrel (Sciurus niger)
  • Eastern Gray Squirrel (Sciurus carolinensis)
  • Southern Flying Squirrel (Glaucomys volans)
  • State-level populations of squirrels are typically both vast and uncounted. The data shown focus upon the most common species of squirrel in the US, which form the vast majority of the national squirrel population.