Placerville, Idaho Demographics & Population 2026

A note before these figures: with a population of 30, Placerville'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

Placerville is a small community located in Idaho, within Boise County. The total population is 30. It ranks as the 225th most populous out of 232 Census-designated places in Idaho.

Age Demographics

The median age in Placerville is 72.5 years. This is 94% higher than the state median of 37.3 years. 40.0% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Placerville is $63,125. This is 19% lower than the state median of $77,800. It is also 22% lower than the national median of $80,734. The poverty rate stands at 3.3%. This is 69% lower than the state poverty rate of 10.6%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 66.7%. This is 1687% higher than the state rate of 3.7%. The median home value is $412,500. Housing costs are 1% lower than the state median of $418,600. The home-value-to-income ratio of 6.5x suggests that housing affordability is a significant concern for many residents. 68.4% of occupied housing units are owner-occupied. This homeownership rate is 5% lower than the state average of 72.1%.

Race & Ethnicity

Every resident counted in Placerville was recorded as White (non-Hispanic). A figure of exactly 100.0% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.

Education

3.3% 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 90% lower than the state rate of 31.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 96.7%.

Data Sources & Methodology

All demographic data for Placerville, Idaho 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 Idaho state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 232 Census-designated places in Idaho. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.