United States - QT-P1. Age Groups and Sex: 2000

Age	Number	Percent	Males per 100 females

Total population	281,421,906	138,053,563	143,368,343	100.0	100.0	100.0	96.3
Under 5 years	19,175,798	9,810,733	9,365,065	6.8	7.1	6.5	104.8
5 to 9 years	20,549,505	10,523,277	10,026,228	7.3	7.6	7.0	105.0
10 to 14 years	20,528,072	10,520,197	10,007,875	7.3	7.6	7.0	105.1
15 to 19 years	20,219,890	10,391,004	9,828,886	7.2	7.5	6.9	105.7
20 to 24 years	18,964,001	9,687,814	9,276,187	6.7	7.0	6.5	104.4
25 to 29 years	19,381,336	9,798,760	9,582,576	6.9	7.1	6.7	102.3
30 to 34 years	20,510,388	10,321,769	10,188,619	7.3	7.5	7.1	101.3
35 to 39 years	22,706,664	11,318,696	11,387,968	8.1	8.2	7.9	99.4
40 to 44 years	22,441,863	11,129,102	11,312,761	8.0	8.1	7.9	98.4
45 to 49 years	20,092,404	9,889,506	10,202,898	7.1	7.2	7.1	96.9
50 to 54 years	17,585,548	8,607,724	8,977,824	6.2	6.2	6.3	95.9
55 to 59 years	13,469,237	6,508,729	6,960,508	4.8	4.7	4.9	93.5
60 to 64 years	10,805,447	5,136,627	5,668,820	3.8	3.7	4.0	90.6
65 to 69 years	9,533,545	4,400,362	5,133,183	3.4	3.2	3.6	85.7
70 to 74 years	8,857,441	3,902,912	4,954,529	3.1	2.8	3.5	78.8
75 to 79 years	7,415,813	3,044,456	4,371,357	2.6	2.2	3.0	69.6
80 to 84 years	4,945,367	1,834,897	3,110,470	1.8	1.3	2.2	59.0
85 to 89 years	2,789,818	876,501	1,913,317	1.0	0.6	1.3	45.8
90 years and over	1,449,769	350,497	1,099,272	0.5	0.3	0.8	31.9

Under 18 years	72,293,812	37,059,196	35,234,616	25.7	26.8	24.6	105.2
18 to 64 years	174,136,341	86,584,742	87,551,599	61.9	62.7	61.1	98.9
18 to 24 years	27,143,454	13,873,829	13,269,625	9.6	10.0	9.3	104.6
25 to 44 years	85,040,251	42,568,327	42,471,924	30.2	30.8	29.6	100.2
25 to 34 years	39,891,724	20,120,529	19,771,195	14.2	14.6	13.8	101.8
35 to 44 years	45,148,527	22,447,798	22,700,729	16.0	16.3	15.8	98.9
45 to 64 years	61,952,636	30,142,586	31,810,050	22.0	21.8	22.2	94.8
45 to 54 years	37,677,952	18,497,230	19,180,722	13.4	13.4	13.4	96.4
55 to 64 years	24,274,684	11,645,356	12,629,328	8.6	8.4	8.8	92.2
65 years and over	34,991,753	14,409,625	20,582,128	12.4	10.4	14.4	70.0
65 to 74 years	18,390,986	8,303,274	10,087,712	6.5	6.0	7.0	82.3
75 to 84 years	12,361,180	4,879,353	7,481,827	4.4	3.5	5.2	65.2
85 years and over	4,239,587	1,226,998	3,012,589	1.5	0.9	2.1	40.7

16 years and over	217,149,127	105,134,229	112,014,898	77.2	76.2	78.1	93.9
18 years and over	209,128,094	100,994,367	108,133,727	74.3	73.2	75.4	93.4
21 years and over	196,899,193	94,737,132	102,162,061	70.0	68.6	71.3	92.7
60 years and over	45,797,200	19,546,252	26,250,948	16.3	14.2	18.3	74.5
62 years and over	41,256,029	17,373,013	23,883,016	14.7	12.6	16.7	72.7
67 years and over	31,101,522	12,594,818	18,506,704	11.1	9.1	12.9	68.1
75 years and over	16,600,767	6,106,351	10,494,416	5.9	4.4	7.3	58.2

Median age (years)	35.3	34.0	36.5	(X)	(X)	(X)	(X)

Total population

281,421,906

138,053,563

143,368,343

100.0

96.3

Under 5 years

19,175,798

9,810,733

9,365,065

6.8

7.1

6.5

104.8

5 to 9 years

20,549,505

10,523,277

10,026,228

7.3

7.6

7.0

105.0

10 to 14 years

20,528,072

10,520,197

10,007,875

7.3

7.6

7.0

105.1

15 to 19 years

20,219,890

10,391,004

9,828,886

7.2

7.5

6.9

105.7

20 to 24 years

18,964,001

9,687,814

9,276,187

6.7

7.0

6.5

104.4

25 to 29 years

19,381,336

9,798,760

9,582,576

6.9

7.1

6.7

102.3

30 to 34 years

20,510,388

10,321,769

10,188,619

7.3

7.5

7.1

101.3

35 to 39 years

22,706,664

11,318,696

11,387,968

8.1

8.2

7.9

99.4

40 to 44 years

22,441,863

11,129,102

11,312,761

8.0

8.1

7.9

98.4

45 to 49 years

20,092,404

9,889,506

10,202,898

7.1

7.2

7.1

96.9

50 to 54 years

17,585,548

8,607,724

8,977,824

6.2

6.3

95.9

55 to 59 years

13,469,237

6,508,729

6,960,508

4.8

4.7

4.9

93.5

60 to 64 years

10,805,447

5,136,627

5,668,820

3.8

3.7

4.0

90.6

65 to 69 years

9,533,545

4,400,362

5,133,183

3.4

3.2

3.6

85.7

70 to 74 years

8,857,441

3,902,912

4,954,529

3.1

2.8

3.5

78.8

75 to 79 years

7,415,813

3,044,456

4,371,357

2.6

2.2

3.0

69.6

80 to 84 years

4,945,367

1,834,897

3,110,470

1.8

1.3

2.2

59.0

85 to 89 years

2,789,818

876,501

1,913,317

1.0

0.6

1.3

45.8

90 years and over

1,449,769

350,497

1,099,272

0.5

0.3

0.8

31.9

Under 18 years

72,293,812

37,059,196

35,234,616

25.7

26.8

24.6

105.2

18 to 64 years

174,136,341

86,584,742

87,551,599

61.9

62.7

61.1

98.9

18 to 24 years

27,143,454

13,873,829

13,269,625

9.6

10.0

9.3

104.6

25 to 44 years

85,040,251

42,568,327

42,471,924

30.2

30.8

29.6

100.2

25 to 34 years

39,891,724

20,120,529

19,771,195

14.2

14.6

13.8

101.8

35 to 44 years

45,148,527

22,447,798

22,700,729

16.0

16.3

15.8

98.9

45 to 64 years

61,952,636

30,142,586

31,810,050

22.0

21.8

22.2

94.8

45 to 54 years

37,677,952

18,497,230

19,180,722

13.4

96.4

55 to 64 years

24,274,684

11,645,356

12,629,328

8.6

8.4

8.8

92.2

65 years and over

34,991,753

14,409,625

20,582,128

12.4

10.4

14.4

70.0

65 to 74 years

18,390,986

8,303,274

10,087,712

6.5

6.0

7.0

82.3

75 to 84 years

12,361,180

4,879,353

7,481,827

4.4

3.5

5.2

65.2

85 years and over

4,239,587

1,226,998

3,012,589

1.5

0.9

2.1

40.7

16 years and over

217,149,127

105,134,229

112,014,898

77.2

76.2

78.1

93.9

18 years and over

209,128,094

100,994,367

108,133,727

74.3

73.2

75.4

93.4

21 years and over

196,899,193

94,737,132

102,162,061

70.0

68.6

71.3

92.7

60 years and over

45,797,200

19,546,252

26,250,948

16.3

14.2

18.3

74.5

62 years and over

41,256,029

17,373,013

23,883,016

14.7

12.6

16.7

72.7

67 years and over

31,101,522

12,594,818

18,506,704

11.1

9.1

12.9

68.1

75 years and over

16,600,767

6,106,351

10,494,416

5.9

4.4

7.3

58.2

Median age (years)

35.3

34.0

36.5

(X)

Age	Number			Percent			Males per 100 females
Age	Both sexes	Male	Female	Both sexes	Male	Female	Males per 100 females