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Rural Land
New Castle County, DE
Population by Decades
Date
Population
Population
Change
Annual
% Change
1900
109,697
-
-
1910
123,188
13,491
1.2
1920
148,239
25,051
1.9
1930
161,032
12,793
0.8
1940
179,562
18,530
1.1
1950
218,879
39,317
2.0
1960
307,446
88,567
3.5
1970
385,856
78,410
2.3
1980
398,115
12,259
0.3
1990
441,946
43,831
1.0
2000
500,265
58,319
1.2
Source:
U.S. Bureau of Census
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