Montgomery County Planning Department

The 25 Most Populous Jurisdictions Nationwide, 2003
 
Rank
 Jurisdiction Population
 
1 Los Angeles County, CA 9,871,506
2 Cook County, IL 5,351,552
3 Harris County, TX 3,596,088
4 Maricopa County, CA 3,389,260
5 Orange County, CA 2,957,766
6 San Diego County, CA 2,930,886
7 Kings County, NY 2,472,523
8 Miami-Dade County, FL 2,341,167
9 Dallas County, TX 2,284,096
10 Queens County, NY 2,225,486
11 Wayne County, MI 2,028,778
12
San Bernardino, County, CA 1,859,678
13 King County, WA 1,782,650
14 Browad County, FL 1,761,411
15 Riverside County, CA 1,731,347
16 Santa Clara County, CA 1,678,421
17 New York County, NY 1,576,541
18 Tarrant County, TX 1,564,798
19 Clark County, NV 1,559,148
20 Philadelphia County, PA 1,479,339
21 Middlesex County, MA 1,471,724
22 Alameda County, CA 1,471,644
23 Suffolk County, NY 1,468,037
24
Bexar County, TX
1,461,030
25 Cuyahoga County, OH 1,363,888
 
45 Montgomery County, MD 918,881
 

Source: U.S. Bureau of the Census , current population estimates; Montgomery County Department of Park and Planning, Research and Technology Center, April 2004.