Largest Cities in Union County, NM by Population
Union County, county in New Mexico, United States. As of 2020 county had an estimated population of 4,026 inhabitants. The county was created 132 years ago in 1894. Its county seat is Clayton.
There are 1 city/town in Union County, NM. The largest city of Union County is Clayton with a population of 2,660.
Clayton
Clayton, Town in New Mexico
All Union County Cities (Aphebetical)
List of cities, towns, neighborhoods & other populated places in Union County.
| City Name | Population |
|---|---|
| Clayton | 2,660 |
County Cities on Map (1)
New Mexico Counties (33)
Bernalillo County (681,666)
Doña Ana County (221,262)
Santa Fe County (151,946)
Sandoval County (148,904)
San Juan County (123,312)
Valencia County (77,574)
Lea County (71,830)
McKinley County (70,824)
Otero County (67,967)
Chaves County (64,711)
Eddy County (58,418)
Curry County (48,793)
Rio Arriba County (38,521)
Taos County (32,593)
San Miguel County (27,144)
Grant County (27,007)
Cibola County (26,354)
Luna County (23,905)
Lincoln County (19,939)
Los Alamos County (19,462)
Roosevelt County (18,350)
Socorro County (16,541)
Torrance County (15,486)
Colfax County (11,927)
Sierra County (10,867)
Quay County (8,197)
Mora County (4,478)
Guadalupe County (4,275)
Hidalgo County (4,106)
Union County (4,026)
Catron County (3,623)
De Baca County (1,673)
Harding County (638)