2000 Pop. Males Females Under 5 5 to 9 10 to 1415 to 195 to 19 y20 to 2425 to 3435 to 4420 to 44 y45 to 5455 to 5960 to 6445 to 64 y65 to 74 y75 to 84 y85 years oMedian aPeople oveMales overFemales ovPeople 6 Burlington Co. 423394 209402 213992 27172 30391 31219 26859 88469 22436 57677 75817 155930 60060 21755 16790 98605 29037 18690 5491 37.1 316873 154885 161988 53218 Camden Co. 508932 245577 263355 34411 38642 40256 35238 114136 28756 70516 84876 184148 69427 24613 18428 112468 32844 23382 7543 35.8 372784 175609 197175 63769 Gloucester Co. 254673 123207 131466 16689 19010 19976 18654 57640 15512 32576 44902 92990 35938 12485 9253 57676 16083 10533 3062 36.1 187544 88933 98611 29678 Mercer Co. 350761 170750 180011 22189 24527 24148 24798 73473 24599 49270 58012 131881 48990 17139 12949 79078 22603 16111 5426 36.0 266424 127660 138764 44140 4 NJ Counties 1537760 748936 788824 100461 112570 115599 105549 333718 91303 210039 263607 564949 214415 75992 57420 347827 100567 68716 21522 N/A 1143625 547087 596538 190805 Bucks Co. 597635 293182 304453 38288 43274 45635 39683 128592 28321 75421 107861 211603 89949 31590 23519 145058 39983 25888 8223 37.7 444149 214468 229681 74094 Chester Co. 433501 212739 220762 29330 32556 33105 29600 95261 23410 54720 76903 155033 64406 22583 16211 103200 27128 17782 5767 36.9 319919 154250 165669 50677 Delaware Co. 550864 262824 288040 34394 38774 40062 40349 119185 32347 69089 89511 190947 74079 25971 20619 120669 42053 32748 10868 37.4 414031 192540 221491 85669 Montgomery Co. 750097 362554 387543 47290 51341 52874 45759 149974 36970 100931 127953 265854 106735 38429 30018 175182 55562 41518 14717 38.2 568952 269525 299427 111797 Phila. Co. 1517550 705107 812443 98161 112111 112726 110701 335538 117609 224864 219910 562383 182530 67280 57936 307746 107048 79335 27339 34.2 1134081 510257 623824 213722 5 PA Counties 3849647 1836406 2013241 247463 278056 284402 266092 828550 238657 525025 622138 1385820 517699 185853 148303 851855 271774 197271 66914 N/A 2881132 1341040 1540092 535959 9-County Region 5387407 2585342 2802065 347924 390626 400001 371641 1162268 329960 735064 885745 1950769 732114 261845 205723 1199682 372341 265987 88436 N/A 4024757 1888127 2136630 726764 Table 1: Age and Sex, 2000: Delaware Valley Region Source: United States Census Bureau, 2000 Census of Population and Housing, Summary File 1. Compiled by the Delaware Valley Regional Planning Commission, February 2002.