Tennant, California Demographics & Population 2026

A note before these figures: with a population of 71, Tennant's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Tennant is a small community located in California, within Siskiyou County. The total population is 71. It ranks as the 1490th most populous out of 1,570 Census-designated places in California.

Age Demographics

The median age in Tennant is 64.0 years. This is 69% higher than the state median of 37.9 years.

Economy, Income & Housing

The ACS records no residents below the poverty line in Tennant. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The unemployment rate is 42.9%. This is 548% higher than the state rate of 6.6%. The median home value is $66,300. Housing costs are 91% lower than the state median of $734,700. 75.8% of occupied housing units are owner-occupied. This homeownership rate is 36% higher than the state average of 55.9%.

Race & Ethnicity

The largest racial or ethnic group in Tennant is White (non-Hispanic), making up 78.9% of the population. Hispanic or Latino residents account for 21.1%. The White (non-Hispanic) population is significantly higher than the state average (78.9% vs 33.8%).

Education

2.8% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 92% lower than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample.

Data Sources & Methodology

All demographic data for Tennant, California is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,570 Census-designated places in California. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.