Pop.
|
U.S. City
|
Pop.
|
Canadian City
|
670,031
|
Detroit
|
217,188
|
Windsor
|
255,244
|
Buffalo
|
30,710
|
Fort Erie
|
1,534
|
Sumas
|
141,397
|
Abbotsford
|
47,720
|
Niagara Falls
|
88,071
|
Niagara Falls
|
13,420
|
Sault Ste. Marie
|
73,368
|
Sault Ste. Marie
|
30,184
|
Port Huron
|
71,594
|
Sarnia
|
|
|
|
|
Pop.
|
U.S. City
|
Pop.
|
Mexican City
|
1,423,852
|
San Diego
|
1,300,983
|
Tijuana
|
27,440
|
Imperial Beach
|
681,728
|
El Paso
|
1,321,004
|
Ciudad Juárez
|
|
Pop.
|
U.S. City
|
Pop.
|
Mexican City
|
39,825
|
Calexico
|
1,032,686
|
Mexicali
|
143,268
|
McAllen
|
612,183
|
Reynosa
|
182,781
|
Brownsville
|
520,367
|
Matamoros
|
262,491
|
Laredo
|
373,725
|
Nuevo Laredo
|
20,103
|
Nogales
|
220,292
|
Nogales
|
35,760
|
Del Rio
|
216,099
|
Ciudad Acuña
|
34,778
|
San Luis
|
192,739
|
San Luis Río Colorado
|
29,684
|
Eagle Pass
|
163,595
|
Piedras Negras
|
16,193
|
Douglas
|
79,138
|
Agua Prieta
|
207
|
Tecate
|
72,860
|
Tecate
|
|