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Geography Summaries
US Geography

U.S. Counties Summary
(This page is not intended
for small screens.)
by Vaughn Aubuchon

The following list summarizes the counties of United States. For each state, it lists the total number of counties, the most populated county, and the largest county by area.
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100

140

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U.S. County Facts Chart

State
Abbre.
Total
# of
Counties
County with Largest
POPULATION
County with Largest
AREA
Name
Pop.
(1,000s)
Name
Area
(sq. miles)
1

Alabama

AL
67

Jefferson

662

Baldwin

1,596

2

Alaska

AK
27

Anchorage

260

North Slope

87,860

3

Arizona

AZ
15

Maricopa

3,072

Coconino

18,619

4

Arkansas

AR
75

Pulaski

361

Union

1,039

5

California

CA
58

Los Angeles

9,519

San Bernardino

20,062

6

Colorado

CO
64

Denver

554

Las Animas

4,773

7

Connecticut

CT
8

Fairfield

882

Litchfield

920

8

Delaware

DE
3

New Castle

500

Sussex

938

9

Florida

FL
67

Miami-Dade

2,253

Palm Beach

2,034

10

Georgia

GA

159

Fulton

816

Ware

903

11

Hawaii

HI
4

Honolulu

876

Hawaii

4,028

12

Idaho

ID
44

Ada

300

Idaho

8,485

13

Illinois

IL

102

Cook

5,376

McLean

1,184

14

Indiana

IN
92

Marion

860

Allen

657

15

Iowa

IA

99

Polk

374

Kossuth

973

16

Kansas

KS

105

Sedgwick

452

Butler

1,428

17

Kentucky

KY

102

Jefferson

693

Pike

788

18

Louisiana

LA
64

Orleans

484

Vernon

1,328

19

Maine

ME
16

Cumberland

265

Aroostook

6,672

20

Maryland

MD
24

Montgomery

873

Frederick

663

21

Massachusetts

MA
14

Middlesex

1,465

Worcester

1,513

22

Michigan

MI
83

Wayne

2,061

Marquette

1,821

23

Minnesota

MN
87

Hennepin

1,116

St. Louis

6,226

24

Mississippi

MS
82

Hinds

250

Yazoo

920

25

Missouri

MO

115

St. Louis

1,016

Texas

1,179

26

Montana

MT
56

Yellowstone

129

Beaverhead

5,543

27

Nebraska

NE
93

Douglas

463

Cherry

5,961

28

Nevada

NV
17

Clark

1,375

Nye

18,147

29

New Hampshire

NH
10

Hillsborough

380

Coos

1,801

30

New Jersey

NJ
21

Bergen

884

Burlington

805

31

New Mexico

NM
33

Bernalillo

556

Catron

6,928

32

New York

NY
58

New York City

8,008

St. Lawrence

2,686

33

North Carolina

NC

100

Mecklenburg

695

Robeson

949

34

North Dakota

ND
53

Cass

123

McKenzie

2,742

35

Ohio

OH
88

Cuyahoga

1,393

Ashtabula

703

36

Oklahoma

OK
77

Oklahoma

660

Osage

2,251

37

Oregon

OR
36

Multnomah

660

Harney

10,135

38

Pennsylvania

PA
67

Philadelphia

1,517

Lycoming

1,235

39

Rhode Island

RI
5

Providence

621

Providence

413

40

South Carolina

SC
46

Greenville

379

Horry

1,134

41

South Dakota

SD
66

Minnehaha

148

Meade

3,471

42

Tennessee

TN

95

Shelby

897

Shelby

755

43

Texas

TX

254

Harris

3,400

Brewster

6,193

44

Utah

UT
29

Salt Lake

898

San Juan

7,821

45

Vermont

VT
14

Chittenden

146

Windsor

971

46

Virginia

VA

95

Fairfax

969

Augusta

972

47

Washington

WA
39

King

1,737

Okanogan

5,268

48

West Virginia

WV
55

Kanawha

200

Randolph

1,040

49

Wisconsin

WI
72

Milwaukee

940

Marathon

1,545

50

Wyoming

WY
23

Laramie

81

Sweetwater

10,426

3,078

62,599

276,504

30

130 - 600

50

50

110

60

110

60


Disclaimer: I hope there are no errors.

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This Vaughns US County Data Summary
page was last updated on 2017-10-25.