Population Pyramids of West Region Percent of Total Population 2000
Male Female
2020
85+ 80 - 84 75 - 79 70 - 74 65 - 69 60 - 64 55 - 59 50 - 54 45 - 49 40 - 44 35 - 39 30 - 34 25 - 29 20 - 24 15 - 19 10 - 14 5-9 0-4 5
Male Female
5
4
3
2
1
0
1
2
3
4
5
4
3
2
1
0
1
2
3
4
5
Age Group Total 0-4 5-9 10 - 14 15 - 19 20 - 24 25 - 29 30 - 34 35 - 39 40 - 44 45 - 49 50 - 54 55 - 59 60 - 64 65 - 69 70 - 74 75 - 79 80 - 84 85+ Under 18 5-17 18-24 25-44 45-64 65+ Total 63,197,932 4,579,212 4,903,683 4,768,303 4,642,608 4,456,555 4,622,834 4,785,709 5,119,839 4,995,196 4,477,157 3,847,559 2,851,529 2,225,619 1,916,732 1,746,419 1,484,765 967,926 806,287 17,031,460 12,452,248 6,318,901 19,523,578 13,401,864 6,922,129
Census 2000 Number Male Female 31,543,478 31,654,454 2,344,263 2,234,949 2,513,082 2,390,601 2,444,811 2,323,492 2,399,829 2,242,779 2,323,646 2,132,909 2,390,199 2,232,635 2,464,484 2,321,225 2,597,894 2,521,945 2,508,434 2,486,762 2,222,413 2,254,744 1,902,935 1,944,624 1,393,860 1,457,669 1,073,557 1,152,062 902,931 1,013,801 785,863 960,556 633,140 851,625 384,823 583,103 257,314 548,973 8,739,437 6,395,174 3,286,194 9,961,011 6,592,765 2,964,071 2000 33.8 32.7 34.9 69.1 50.5 18.5 8,292,023 6,057,074 3,032,707 9,562,567 6,809,099 3,958,058 2020 36.5 35.4 37.8 74.3 47.4 26.9
Percent Total 100.0 7.2 7.8 7.5 7.3 7.1 7.3 7.6 8.1 7.9 7.1 6.1 4.5 3.5 3.0 2.8 2.3 1.5 1.3 26.9 19.7 10.0 30.9 21.2 11.0 Change 2.8 2.7 2.9 5.2 -3.1 8.4
Total 81,643,115 5,966,344 5,715,061 5,359,382 5,172,084 5,194,038 5,829,625 5,868,298 5,501,034 4,953,698 4,819,060 4,852,345 5,019,488 4,805,245 4,133,847 3,304,349 2,168,355 1,384,846 1,596,016 20,136,145 14,169,801 7,270,764 22,152,655 19,496,138 12,587,413
Projection 2020 Number Male 40,539,381 3,053,333 2,924,552 2,741,048 2,666,157 2,686,124 2,995,920 3,000,130 2,779,469 2,486,357 2,405,806 2,414,857 2,464,603 2,327,866 1,961,258 1,532,770 963,057 578,242 557,832 10,310,835 7,257,502 3,760,379 11,261,876 9,613,132 5,593,159
Female 41,103,734 2,913,011 2,790,509 2,618,334 2,505,927 2,507,914 2,833,705 2,868,168 2,721,565 2,467,341 2,413,254 2,437,488 2,554,885 2,477,379 2,172,589 1,771,579 1,205,298 806,604 1,038,184 9,825,310 6,912,299 3,510,385 10,890,779 9,883,006 6,994,254
Percent Total 100.0 7.3 7.0 6.6 6.3 6.4 7.1 7.2 6.7 6.1 5.9 5.9 6.1 5.9 5.1 4.0 2.7 1.7 2.0 24.7 17.4 8.9 27.1 23.9 15.4 2000 32.9 99.6 105.4 102.2 79.4 46.9
2000 - 2020 Change Total Number Percent 18,445,183 29.2 1,387,132 30.3 811,378 16.5 591,079 12.4 529,476 11.4 737,483 16.5 1,206,791 26.1 1,082,589 22.6 381,195 7.4 -41,498 -0.8 341,903 7.6 1,004,786 26.1 2,167,959 76.0 2,579,626 115.9 2,217,115 115.7 1,557,930 89.2 683,590 46.0 416,920 43.1 789,729 97.9 3,104,685 1,717,553 951,863 2,629,077 6,094,274 5,665,284 2020 37.5 98.6 104.9 101.4 84.5 53.7 18.2 13.8 15.1 13.5 45.5 81.8 Change 4.7 -1.0 -0.5 -0.8 5.1 6.9
Demographic Indicator Median Age Male Female Dependency Ratio (1) Youth (2) Old Age (3)
Demographic Indicator Child-Women Ratio (4) Sex Ratio (5) Under 18 18-64 65-84 85+
(1) Dependency Ratio = (Age under 20 + Age 65 and over) / (Age 20-64) X 100 (2) Youth dependency ratio = Age under 20 / Age 20- 64 X 100 (3) Old age dependency ratio = Age 65 and over / Age 20 - 64 X100
(4) Child-Women ratio = Age under 5 / Female 15 - 44 X 100 (5) Sex Ratio = Male / Female X 100
Source: U.S. Census Bureau, Population Division, Interim State Population Projections, 2005 Internet Release Date: April 21, 2005