Salem County, New Jersey

Founding: 1694
Parent county: Unorganized territory

Namesake: The city of Salem
Seat: Salem (1694–)

Land area: 332 square miles

Population (2020): 64,837

Population (historic): 10,437 (1790); 16,024 (1840); 23,940 (1870); 25,530 (1900); 36,834 (1930)

Periods of population growth: pre-1790–1990; 2000s

Subdivisions: One city; three boroughs; seven CDPs; 11 townships

Pre-1940 residences (estimated): 5,618 (20.4%)
Pre-1940 housing survival rate: 51.1%
Pre-1860 housing survival rate (1940): 44.7%

Farm housing in disrepair (1950): 13.7%

Nonfarm housing in disrepair (1950): 9%

Average farmhouse value (1930): $1,998
Average outbuilding value (1930): $1,743
Average farmhouse size (1940): 6.5 rooms
Number of farms (1920): 1,802
Average farm size (1920): 62.7 acres
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Salem

Namesake: A traditional name

Founding: 1675 (platting); 1792 (post office); 1798 (incorporation)

Population (2020): 5,296

Population (historic): 929 (1810); 2,006 (1840); 4,555 (1870); 5,811 (1900); 8,047 (1930)

Periods of population growth: pre-1810–1950; 2010s
Pre-1940 residences (estimated): 933 (35%)
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