Northampton County, Pennsylvania

Founding: 1752
Parent county: Bucks

Namesake: Northamptonshire, England
Seat: Easton (1752–)

Land area: 370 square miles

Population (2020): 312,951

Population (historic): 24,220 (1790); 39,482 (1830); 47,904 (1860); 99,687 (1900); 169,304 (1930)

Periods of population growth: pre-1790–1810; 1820–1840; 1850–1930; 1940–2020

Subdivisions: Two cities; 19 boroughs; nine CDPs; 17 townships

Pre-1940 residences (estimated): 33,496 (27.4%)
Pre-1940 housing survival rate: 77.2%
Pre-1860 housing survival rate (1940): 37.9%

Farm housing in disrepair (1950): 6%

Nonfarm housing in disrepair (1950): 3.2%
Average farmhouse value (1930): $2,401
Average outbuilding value (1930): $2,086
Average farmhouse size (1940): 6.5 rooms
Number of farms (1920): 3,283
Average farm size (1920): 45.9 acres
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Easton

Namesake: Easton Neston, England

Founding: 1752 (platting); 1789 (incorporation); 1792 (post office)

Population (2020): 28,127

Population (historic): 708 (1790); 3,529 (1830); 10,987 (1870); 25,238 (1900); 34,468 (1930)

Periods of population growth: pre-1790–1930; 1940s; 1980–2020
Pre-1940 residences (estimated): 7,192 (64.6%)
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