Map of US Counties

Map of US Counties: Choose the state and county of your interest to check the county's boundary map, nearby counties, total land area, waterbody area, ranking by land area, and more.

Alaska is the largest state in the United States, spread over a wide land area of 570,641 square miles. However, in terms of population, it ranks 48th with just 733,391 residents. Following Alaska, Texas is the second largest state, covering a land area of 261,232 square miles.

Likewise, in terms of counties, San Bernardino County, California is the largest county by land area covering a land area of 20,052 square miles, and Coconino County in Arizona is the second largest county with a land area of 18,617.42 square miles.

Rank	State	Land Area in square miles	Population
1	Alaska	570,641	733,391
2	Texas	261,232	29,145,505
3	California	155,779	39,538,223
4	Montana	145,546	1,084,225
5	New Mexico	121,298	2,117,522
6	Arizona	113,594	7,151,502
7	Nevada	109,781	3,104,614
8	Colorado	103,642	5,773,714
9	Wyoming	97,093	576,851
10	Oregon	95,988	4,237,256
11	Idaho	82,643	1,839,106
12	Utah	82,170	3,271,616
13	Kansas	81,759	2,937,880
14	Minnesota	79,627	5,706,494
15	Nebraska	76,824	1,961,504
16	South Dakota	75,811	886,667
17	North Dakota	69,001	779,094
18	Missouri	68,742	6,154,913
19	Oklahoma	68,595	3,959,353
20	Washington	66,456	7,705,281
21	Georgia	57,513	10,711,908
22	Michigan	56,539	10,077,331
23	Iowa	55,857	3,190,369
24	Illinois	55,519	12,812,508
25	Wisconsin	54,158	5,893,718
26	Florida	53,625	21,538,187
27	Arkansas	52,035	3,011,524
28	Alabama	50,645	5,024,279
29	North Carolina	48,618	10,439,388
30	New York	47,126	20,201,249
31	Mississippi	46,923	2,961,279
32	Pennsylvania	44,743	13,002,700
33	Louisiana	43,204	4,657,757
34	Tennessee	41,235	6,910,840
35	Ohio	40,861	11,799,448
36	Virginia	39,490	8,631,393
37	Kentucky	39,486	4,505,836
38	Indiana	35,826	6,785,528
39	Maine	30,843	1,362,359
40	South Carolina	30,061	5,118,425
41	West Virginia	24,038	1,793,716
42	Maryland	9,707	6,177,224
43	Vermont	9,217	643,077
44	New Hampshire	8,953	1,377,529
45	Massachusetts	7,800	7,029,917
46	New Jersey	7,354	9,288,994
47	Hawaii	6,423	1,455,271
48	Connecticut	4,842	3,605,944
49	Delaware	1,949	989,948
50	Rhode Island	1,034	1,097,379

What is the total area of the US?
The combined land and water area of the United States totals 3,809,525 square miles.

What is the total land area of the US?
The total land area of the United States spreads 3,532,316 square miles.

What is the total water area of the US?
The total water area of the United States spans 277,209 square miles.

Which is the largest state in terms of land area?
Alaska is the largest state in the United States, spread over a land area of 570,641 square miles.

Boundary Map of US Counties