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Table C.1
U.S. House of Representatives — District Sizes 1790 to 2000

Year

Total U.S.
Population*
(thousands)

Number* of
House
Representatives

Population*
per House
Representative
(thousands)

Ratio
of House district size to minimum (of 30,000)

Citizen Significance Relative to 1800

1790

3,776.8

106

35.6

1.19

99.9%

1800

5,052.3

142

35.6

1.19

100.0%

1810

6,710.9

181

37.1

1.24

96.0%

1820

9,455.1

213

44.4

1.48

80.2%

1830

12,615.2

242

52.1

1.74

68.3%

1840

17,145.7

228

75.2

2.51

47.3%

1850

22,763.7

237

96.0

3.20

37.0%

1860

28,963.5

243

119.2

3.97

29.9%

1870

38,156.0

293

130.2

4.34

27.3%

1880

49,539.0

329

150.6

5.02

23.6%

1890

62,210.1

357

174.3

5.81

20.4%

1900

75,397.6

391

192.8

6.43

18.5%

1910

91,641.2

435

210.7

7.02

16.9%

1920

105,273.0

435

242.0

8.07

14.7%

1930

122,288.2

435

281.1

9.37

12.7%

1940

131,006.2

435

301.2

10.04

11.8%

1950

150,258.2

437

343.8

11.46

10.3%

1960

178,559.2

435

410.5

13.68

8.7%

1970

202,455.4

435

465.4

15.51

7.6%

1980

225,907.5

435

519.3

17.31

6.9%

1990

248,103.0

435

570.4

19.01

6.2%

2000

281,424.2

435

647.0

21.57

5.5%

* All data only for states admitted to the Union as of the decennial (excludes D.C.).
Population data is available from the U.S. Census Bureau.
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     it expects what never was and never will be.”

– Thomas Jefferson
Last updated: 13July2004
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