Browse / United States / Pennsylvania / Cornwall
Cornwall
Pennsylvaniaborough
Cornwall
Total population
4,623
Median home value
$333,700
Bachelor's+
Median income
$107,583
Demographic figures from US Census Bureau · ACS 5-year estimates. Overview below cites Wikipedia and may reference a different year.
City facts
Overview
Cornwall is a borough in Lebanon County, Pennsylvania, United States. It is part of the Lebanon, PA Metropolitan Statistical Area. The population was 4,604 at the 2020 census.
Read more on WikipediaHistory & geography
History
Cornwall was initially settled by Peter Grubb in 1734. Peter was a Chester County stonemason who came to, what was then Lancaster County, in search of high quality stone for quarrying. First building his house and then a store, he discovered magnetite iron ore nearby and decided to test its quality, he found the ore to be exceedingly pure. Grubb wrote to Philadelphia and in 1734 was granted a warrant to purchase of land. For three years Peter followed veins of ore until he found a large deposit that was easily accessible; however, this ore was not within the bounds of his property. So in 1737 he purchased an additional of land. In 1742, Peter built a cold blast furnace and named it Cornwall, after his father's birthplace in England. The Cornwall Iron Mine was, at one time, the largest open-pit mining operation in the world. They were mined continuously until June 30, 1973, totaling 236 years of production. Finding the necessary components nearby for smelting iron (water, limestone and timber for charcoal), Grubb built the Cornwall Iron Furnace and began production in 1742. The operation also included the Hopewell Forges on nearby Hammer Creek. Peter Grubb did not stay long to run the operation, but leased it out in 1745 for 20 years and returned to Wilmington, Delaware. In 1765, Peter's sons Curtis and Peter Jr. took over the operation, and in 1798 it passed to Robert Coleman and his family. Cornwall Furnace was in production from 1742 until 1883, and appears today much as it was when production ended. In 1932 the Coleman family deeded the property to the Commonwealth of Pennsylvania and it is now a designated National Historic Landmark open to the public. Eventually the whole town became known as Cornwall. It was incorporated as a borough on October 11, 1926,…
Geography
Cornwall is located at (40.273192, -76.410667). According to the United States Census Bureau, the borough has a total area of , of which is land and (1.11%) is water.
Excerpted from the corresponding Wikipedia article (CC BY-SA).
Demographics & economy
Race & ethnicity
Source: US Census Bureau — American Community Survey, 5-year estimates.
Geography
Coordinates & boundaries from the US Census TIGER/Line shapefiles.
Climate
Air quality
Industrial & pollution facilities
Natural hazard risk
Health (adults)
Walkability
Amenities nearby
Wildlife & biodiversity
Schools
Largest nearby schools
- Cedar Crest HSHigh · Lebanon · 1,633 students · 17.2:1 ratio
- Lebanon SHSHigh · Lebanon · 1,423 students · 17.6:1 ratio
- Cedar Crest MSMiddle · Lebanon · 1,302 students · 18.1:1 ratio
- Palmyra Area SHSHigh · Palmyra · 1,181 students · 16.9:1 ratio
- Lebanon MSMiddle · Lebanon · 1,027 students · 14.1:1 ratio
- Eastern Lebanon Co SHSHigh · Myerstown · 757 students · 14.3:1 ratio
- Northwest El SchElementary · Lebanon · 624 students · 14.9:1 ratio
- Eastern Lebanon Co MSMiddle · Myerstown · 613 students · 15.3:1 ratio
Public K–12 schools within ~10 mi from Urban Institute Education Data Portal (NCES Common Core of Data, 2022).
Earthquake history
Photos
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People born within ~10 km, from Wikidata (CC0). Click any name for their Wikipedia article.
Nearby places in Pennsylvania
Geography & sun
Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.
Nearby airports
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Pageview totals from the Wikimedia Pageviews API.
Books about Cornwall

Search results from Open Library.
Recent natural events nearby
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Recently spotted species
Nearest stream gauge
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Sources
- • Wikipedia
- • US Census Bureau (ACS 5-year estimates)
- • Wikidata
- • NCES via Urban Institute Education Data Portal
- • Open-Meteo / sunrise-sunset.org
- • Wikipedia Pageviews API
- • Open Library