In 2023, Spencer, ID had a population of 28 people with a median age of 66.5 and a median household income of $70,972. Between 2022 and 2023 the population of Spencer, ID grew from 23 to 28, a 21.7% increase and its median household income grew from $67,857 to $70,972, a 4.59% increase.
The 5 largest ethnic groups in Spencer, ID are White (Non-Hispanic) (60.7%), White (Hispanic) (32.1%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (7.14%), Black or African American (Non-Hispanic) (0%), and American Indian & Alaska Native (Non-Hispanic) (0%).
None of the households in Spencer, ID reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
100% of the residents in Spencer, ID are U.S. citizens.
In 2023, the median property value in Spencer, ID was $112,500, and the homeownership rate was 89.5%.