Slatedale, Pennsylvania Demographics & Population 2026

A note before these figures: with a population of 303, Slatedale'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

Slatedale is a small community located in Pennsylvania, within Lehigh County. The total population is 303. It ranks as the 1583rd most populous out of 1,991 Census-designated places in Pennsylvania.

Age Demographics

The median age in Slatedale is 56.5 years. This is 38% higher than the state median of 40.9 years.

Economy, Income & Housing

The median household income in Slatedale is $96,071. This is 23% higher than the state median of $77,971. It is also 19% higher than the national median of $80,734. The ACS records no residents below the poverty line in Slatedale. 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 survey records no unemployed residents in Slatedale, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $213,300. Housing costs are 16% lower than the state median of $254,500. With a home-value-to-income ratio of just 2.2x, Slatedale 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

The largest racial or ethnic group in Slatedale is White (non-Hispanic), making up 78.2% of the population.

Education

6.1% 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 83% 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 68.4%.

Data Sources & Methodology

All demographic data for Slatedale, 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.