Sierra County, New Mexico
Sierra County: County in New Mexico, United States
About
Sierra County is a county located in the U.S. state of New Mexico. As of the 2010 census, the population was 11,988 and a population density of 1 people per km². After 10 years in 2020 county had an estimated population of 10,867 inhabitants. Its county seat is Truth or Consequences. The county was created 141 years ago in 1883.
Quick Facts about Sierra County
| Population : | 10,867 (2020) |
| Country : | United States of America |
| State : | New Mexico (United States) |
| Different from : | Sierra County |
| Area : | 10972 km2 |
| Water as percent of area : | 1.4% |
| Land as percent of area : | 98.6% |
| Named for : | Black Range |
| Altitude : | 4,341 feet / 1323 meters |
| Capital : | Truth or Consequences |
| Establishment : | January 01, 1884 |
| Time Zone : | America/Denver |
| Local time : | 10:22:58 (22nd February 2025) |
| Density : | 1 Pop. per km² as of 2020 |
| Population growth : | -10.32% (2010-2020) |
Geography
Sierra County is located at 33°7'50"N 107°11'33"W (33.1304700, -107.1925000). It has 7 neighbors: Catron County, Dona Ana County, Grant County, Lincoln County, Luna County, Otero County and Socorro County.
Sierra County map
icon to open full mode. View satellite images
The largest city of Sierra County is Truth or Consequences with a population of 5,769. Other cities include and Elephant Butte population 1,320. See all Sierra County cities & populated places.
Sierra County Populated Places
Cities, towns, neighborhoods & other populated places in Sierra County.
| City Name | Population | Title |
|---|---|---|
| Truth or Consequences | 5,769 | City in and county seat of Sierra County, New Mexico, United States |
| Elephant Butte | 1,320 | City in Sierra County, New Mexico, United States |
| Williamsburg | 415 | Village in Sierra County, New Mexico, United States |
- Official Website
Official website of Sierra County
Sierra County has 7 neighbours.
- Catron County county in New Mexico, United States
- Doña Ana County county in New Mexico, United States
- Grant County county in New Mexico, United States
- Lincoln County county in New Mexico, United States
- Luna County county in New Mexico, United States
- Otero County county in New Mexico, United States
- Socorro County county in New Mexico, United States
- Truth or Consequences
Demographics
According to census records, the population of Sierra County decreased by 10.32% in 10 years.
| Year | Population | % Change | Method |
| 2010 | 11,988 | - | census |
| 2011 | 12,023 | 0.29% | estimation process |
| 2012 | 11,854 | -1.43% | estimation process |
| 2013 | 11,524 | -2.86% | estimation process |
| 2014 | 11,264 | -2.31% | estimation process |
| 2015 | 11,236 | -0.25% | estimation process |
| 2016 | 11,117 | -1.07% | estimation process |
| 2017 | 11,064 | -0.48% | estimation process |
| 2018 | 10,949 | -1.05% | estimation process |
| 2019 | 10,791 | -1.46% | estimation process |
| 2020 | 10,867 | 0.7% | estimation process |
Other places with the same name (2)
- Sierra County , California county in California, United States with a population of 2,920 people.
New Mexico Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Bernalillo County | 681,666 | County in New Mexico, United States |
| Albuquerque | 562,540 | The third most populous city in New Mexico and the center of the Albuquerque metropolitan area. |
| Doña Ana County | 221,262 | County in New Mexico, United States |
| Santa Fe County | 151,946 | County in New Mexico, United States |
| Sandoval County | 148,904 | County in New Mexico, United States |
| San Juan County | 123,312 | County in southeastern Utah, United States |
| Las Cruces | 105,096 | The second most populous city in New Mexico. |
| Rio Rancho | 99,885 | The second most populous city in Sandoval County, New Mexico. |
| Santa Fe | 84,996 | The capital of New Mexico. |
| Valencia County | 77,574 | County in New Mexico, United States |
| Lea County | 71,830 | County in New Mexico, United States |
| McKinley County | 70,824 | County in New Mexico, United States |
| Otero County | 67,967 | County in New Mexico, United States |
| Chaves County | 64,711 | County in New Mexico, United States |
| Eddy County | 58,418 | County in New Mexico, United States |
| Curry County | 48,793 | County in Oregon, United States |
