Idaville, Pennsylvania Demographics & Population 2026

A note before these figures: with a population of 105, Idaville'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

Idaville is a small community located in Pennsylvania, within Adams County. The total population is 105. It ranks as the 1867th most populous out of 1,991 Census-designated places in Pennsylvania.

Age Demographics

The median age in Idaville is 55.8 years. This is 36% higher than the state median of 40.9 years. Only 5.7% of residents are under 18, indicating fewer families with children.

Economy, Income & Housing

The median household income in Idaville is $92,813. This is 19% higher than the state median of $77,971. It is also 15% higher than the national median of $80,734. The ACS records no residents below the poverty line in Idaville. 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 9.8%. This is 86% higher than the state rate of 5.3%. The median home value is $182,500. Housing costs are 28% lower than the state median of $254,500. With a home-value-to-income ratio of just 2.0x, Idaville is one of the most affordable housing markets in the area. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 44% higher than the state average of 69.3%.

Race & Ethnicity

Idaville has a predominantly White (non-Hispanic) population, comprising 95.2% of all residents.

Education

12.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 64% lower than the state rate of 35.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.2%.

Data Sources & Methodology

All demographic data for Idaville, Pennsylvania 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 Pennsylvania state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,991 Census-designated places in Pennsylvania. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.