In 2019, Sierra County, NM had a population of 11k people with a median age of 55.7 and a median household income of $29,755. Between 2018 and 2019 the population of Sierra County, NM declined from 11,135 to 11,031, a −0.934% decrease and its median household income declined from $30,451 to $29,755, a −2.29% decrease.
The 5 largest ethnic groups in Sierra County, NM are White (Non-Hispanic) (64.7%), White (Hispanic) (25.1%), American Indian & Alaska Native (Hispanic) (2.31%), American Indian & Alaska Native (Non-Hispanic) (2.05%), and Other (Hispanic) (1.89%). 0% of the households in Sierra County, NM speak a non-English language at home as their primary language.
97.1% of the residents in Sierra County, NM are U.S. citizens.
In 2019, the median property value in Sierra County, NM was $117,400, and the homeownership rate was 73.9%. Most people in Sierra County, NM drove alone to work, and the average commute time was 17 minutes. The average car ownership in Sierra County, NM was 2 cars per household.