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Population by Sex & Age
Los Angeles County

2022, 2020, 2010, 2000 & 1990 Census


Male, Female, Sex, Age Group

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Also see:
-- Age Groups for Cities & Communities in Los Angeles County
-- Centenarians in Los Angeles County


2022 Census Estimates*

Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Total Population 9,936,690 100.00% 4,999,589 100.00% 4,937,101 100.00%
Age Under 5 538,630 5.42% 263,183 5.26% 275,447 5.58%
Age 5 to 9 559,182 5.63% 273,153 5.46% 286,029 5.79%
Age 10 to 14 627,684 6.32% 304,309 6.09% 323,375 6.55%
Age 15 to 17 367,576 3.70% 179,318 3.60% 188,258 3.80%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 18 to 20 387,874 3.90% 190,740 3.82% 197,134 3.99%
Age 21 to 24 546,094 5.50% 271,106 5.42% 274,988 5.57%
Age 25 to 29 790,264 7.95% 389,008 7.78% 401,256 8.13%
Age 30 to 34 794,152 7.99% 386,154 7.72% 407,998 8.26%
Age 35 to 39 715,216 7.20% 347,260 6.95% 367,956 7.45%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 40 to 44 665,768 6.70% 328,716 6.57% 337,052 6.83%
Age 45 to 49 658,798 6.63% 327,736 6.56% 331,062 6.71%
Age 50 to 54 658,360 6.63% 326,361 6.53% 331,999 6.72%
Age 55 to 59 630,019 6.34% 320,087 6.40% 309,932 6.28%
Age 60 to 64 581,217 5.85% 294,944 5.90% 286,273 5.80%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 65 to 69 466,957 4.70% 246,016 4.92% 220,941 4.48%
Age 70 to 74 352,279 3.55% 193,831 3.88% 158,448 3.21%
Age 75 to 79 238,190 2.40% 135,718 2.71% 102,472 2.08%
Age 80 to 84 166,481 1.68% 98,388 1.97% 68,093 1.38%
Age 85+ 191,949 1.93% 123,561 2.47% 68,388 1.39%

* Census American Community Survey estimate based upon data and surveys collected over the previous 5-year period.


2020 Census

Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Total Population 10,014,009 100.00% 5,107,496 100.00% 4,906,513 100.00%
Age Under 5 501,341 5.01% 245,489 4.81% 255,852 5.21%
Age 5 to 9 558,298 5.58% 272,884 5.34% 285,414 5.82%
Age 10 to 14 618,897 6.18% 301,465 5.90% 317,432 6.47%
Age 15 to 17 375,682 3.75% 183,119 3.59% 192,563 3.92%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 18 to 20 408,248 4.08% 201,618 3.95% 206,630 4.21%
Age 21 to 24 575,657 5.75% 286,427 5.61% 289,230 5.89%
Age 25 to 29 806,522 8.05% 401,987 7.87% 404,535 8.24%
Age 30 to 34 785,157 7.84% 389,873 7.63% 395,284 8.06%
Age 35 to 39 722,012 7.21% 360,792 7.06% 361,220 7.36%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 40 to 44 663,959 6.63% 337,505 6.61% 326,454 6.65%
Age 45 to 49 656,712 6.56% 337,285 6.60% 319,427 6.51%
Age 50 to 54 660,660 6.60% 336,638 6.59% 324,022 6.60%
Age 55 to 59 642,219 6.41% 330,027 6.46% 312,192 6.36%
Age 60 to 64 584,695 5.84% 305,466 5.98% 279,229 5.69%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 65 to 69 479,190 4.79% 255,198 5.00% 223,992 4.57%
Age 70 to 74 370,374 3.70% 203,719 3.99% 166,655 3.40%
Age 75 to 79 250,120 2.50% 141,384 2.77% 108,736 2.22%
Age 80 to 84 171,194 1.71% 100,411 1.97% 70,783 1.44%
Age 85+ 183,072 1.83% 116,209 2.28% 66,863 1.36%

2010 Census

Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Total Population 9,818,605 100.00% 4,978,951 100.00% 4,839,654 100.00%
Age Under 5 645,793 6.58% 315,528 6.34% 330,265 6.82%
Age 5 to 9 633,690 6.45% 310,014 6.23% 323,676 6.69%
Age 10 to 14 678,845 6.91% 331,743 6.66% 347,102 7.17%
Age 15 to 17 443,880 4.52% 216,775 4.35% 227,105 4.69%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 18 to 20 463,216 4.72% 226,701 4.55% 236,515 4.89%
Age 21 to 24 599,322 6.10% 292,537 5.88% 306,785 6.34%
Age 25 to 29 759,602 7.74% 373,209 7.50% 386,393 7.98%
Age 30 to 34 716,129 7.29% 355,866 7.15% 360,263 7.44%
Age 35 to 39 715,635 7.29% 359,277 7.22% 356,358 7.36%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 40 to 44 714,691 7.28% 357,409 7.18% 357,282 7.38%
Age 45 to 49 706,742 7.20% 357,071 7.17% 349,671 7.23%
Age 50 to 54 662,205 6.74% 338,875 6.81% 323,330 6.68%
Age 55 to 59 560,920 5.71% 291,631 5.86% 269,289 5.56%
Age 60 to 64 452,236 4.61% 239,982 4.82% 212,254 4.39%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 65 to 69 323,287 3.29% 175,139 3.52% 148,148 3.06%
Age 70 to 74 245,183 2.50% 135,845 2.73% 109,338 2.26%
Age 75 to 79 192,881 1.96% 110,554 2.22% 82,327 1.70%
Age 80 to 84 152,722 1.56% 91,869 1.85% 60,853 1.26%
Age 85+ 151,626 1.54% 98,926 1.99% 52,700 1.09%

2000 Census

Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Total Population 9,519,338 100.00% 4,825,408 100.00% 4,693,930 100.00%
Age Under 5 728,242 7.65% 352,840 7.31% 375,402 8.00%
Age 5 to 9 807,970 8.49% 395,886 8.20% 412,084 8.78%
Age 10 to 14 730,605 7.67% 356,629 7.39% 373,976 7.97%
Age 15 to 17 392,985 4.13% 189,159 3.92% 203,826 4.34%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 18 to 20 419,114 4.40% 204,072 4.23% 215,042 4.58%
Age 21 to 24 557,474 5.86% 274,581 5.69% 282,893 6.03%
Age 25 to 29 767,307 8.06% 379,395 7.86% 387,912 8.26%
Age 30 to 34 795,164 8.35% 391,418 8.11% 403,746 8.60%
Age 35 to 39 813,241 8.54% 404,641 8.39% 408,600 8.70%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 40 to 44 750,178 7.88% 378,472 7.84% 371,706 7.92%
Age 45 to 49 629,635 6.61% 321,609 6.66% 308,026 6.56%
Age 50 to 54 514,956 5.41% 268,028 5.55% 246,928 5.26%
Age 55 to 59 383,057 4.02% 202,340 4.19% 180,717 3.85%
Age 60 to 64 302,440 3.18% 160,831 3.33% 141,609 3.02%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 65 to 69 260,620 2.74% 144,038 2.98% 116,582 2.48%
Age 70 to 74 236,876 2.49% 134,261 2.78% 102,615 2.19%
Age 75 to 79 197,490 2.07% 116,385 2.41% 81,105 1.73%
Age 80 to 84 126,403 1.33% 78,470 1.63% 47,933 1.02%
Age 85+ 105,581 1.11% 72,353 1.50% 33,228 0.71%

1990 Census

Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Total Population 8,863,164 100.00% 4,441,766 100.00% 4,421,398 100.00%
Age Under 5 736,285 8.31% 360,164 8.11% 376,121 8.51%
Age 5 to 9 647,729 7.31% 316,623 7.13% 331,106 7.49%
Age 10 to 14 585,318 6.60% 285,778 6.43% 299,540 6.77%
Age 15 to 17 356,778 4.03% 171,877 3.87% 184,901 4.18%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 18 to 20 441,075 4.98% 206,070 4.64% 235,005 5.32%
Age 21 to 24 647,961 7.31% 302,064 6.80% 345,897 7.82%
Age 25 to 29 899,632 10.15% 428,317 9.64% 471,315 10.66%
Age 30 to 34 858,167 9.68% 417,680 9.40% 440,487 9.96%
Age 35 to 39 731,427 8.25% 361,995 8.15% 369,432 8.36%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 40 to 44 605,242 6.83% 306,396 6.90% 298,846 6.76%
Age 45 to 49 468,460 5.29% 238,015 5.36% 230,445 5.21%
Age 50 to 54 376,895 4.25% 192,248 4.33% 184,647 4.18%
Age 55 to 59 331,664 3.74% 171,498 3.86% 160,166 3.62%
Age 60 to 64 315,944 3.56% 168,609 3.80% 147,335 3.33%
Age Group Total Population Female Male
Number Percent Total Population Female Percent of Female Population Number Percent of Male Population
Age 65 to 69 289,634 3.27% 160,487 3.61% 129,147 2.92%
Age 70 to 74 217,819 2.46% 125,242 2.82% 92,577 2.09%
Age 75 to 79 164,636 1.86% 99,914 2.25% 64,722 1.46%
Age 80 to 84 103,071 1.16% 67,183 1.51% 35,888 0.81%
Age 85+ 85,427 0.96% 61,606 1.39% 23,821 0.54%

Source for all tables: U.S. Census Bureau