Lemont Furnace, Pennsylvania Demographics & Population 2026

A note before these figures: with a population of 877, Lemont Furnace'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

Lemont Furnace is a small community located in Pennsylvania, within Fayette County. The total population is 877. It ranks as the 1055th most populous out of 1,991 Census-designated places in Pennsylvania.

Age Demographics

The median age in Lemont Furnace is 36.7 years. This is 10% lower than the state median of 40.9 years. With 33.0% of the population under 18, Lemont Furnace has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Lemont Furnace is $61,250. This is 21% lower than the state median of $77,971. It is also 24% lower than the national median of $80,734. The poverty rate stands at 17.7%. This is 51% higher than the state poverty rate of 11.7%. The survey records no unemployed residents in Lemont Furnace, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $80,900. Housing costs are 68% lower than the state median of $254,500. With a home-value-to-income ratio of just 1.3x, Lemont Furnace is one of the most affordable housing markets in the area. 78.5% of occupied housing units are owner-occupied. This homeownership rate is 13% higher than the state average of 69.3%.

Race & Ethnicity

Lemont Furnace has a predominantly White (non-Hispanic) population, comprising 88.6% of all residents. Hispanic or Latino residents account for 3.9%. The Black or African American population (3.4%) is well below the state average of 10.3%. The Hispanic or Latino population (3.9%) is well below the state average of 8.7%.

Education

24.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 31% 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 83.5%. Notably, 16.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Lemont Furnace, 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.