Parkline, Idaho Demographics & Population 2026

A note before these figures: with a population of 91, Parkline'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

Parkline is a small community located in Idaho, within Benewah County. The total population is 91. It ranks as the 215th most populous out of 232 Census-designated places in Idaho.

Age Demographics

The median age in Parkline is 54.2 years. This is 45% higher than the state median of 37.3 years. 11.0% 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 Parkline is $74,417. This is 4% lower than the state median of $77,800. It is also 8% lower than the national median of $80,734. The poverty rate stands at 4.4%. This is 58% lower than the state poverty rate of 10.6%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The survey records no unemployed residents in Parkline, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $120,000. Housing costs are 71% lower than the state median of $418,600. With a home-value-to-income ratio of just 1.6x, Parkline is one of the most affordable housing markets in the area. 85.1% of occupied housing units are owner-occupied. This homeownership rate is 18% higher than the state average of 72.1%.

Race & Ethnicity

The largest racial or ethnic group in Parkline is White (non-Hispanic), making up 79.1% of the population.

Education

14.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 54% lower than the state rate of 31.8%. 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 Parkline, 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.