Demographia

US Urbanized Areas
1950-1990
Central City Data

CONTENTS
Population
Land Area
Density
Change in Population
Change in Land Area
Change in Density
Share of Urbanized Area
Change in Share
Notes & Caveats

POPULATION          
Urbanized Area 1950 1960 1970 1980 1990
Atlanta 331 487 497 425 394
Baltimore 950 939 906 787 736
Boston 801 697 641 563 574
Buffalo 580 533 463 358 328
Chicago 3,621 3,550 3,367 3,005 2,783
Cincinnati 504 503 453 385 364
Cleveland 915 876 751 574 506
Dallas-Fort Worth 713 1,036 1,238 1,289 1,455
Denver 416 494 515 492 468
Detroit 1,850 1,670 1,511 1,203 1,028
Fort Lauderdale --- 119 140 153 149
Houston 596 938 1,231 1,595 1,630
Kansas City 457 476 502 446 435
Los Angeles 1,970 2,479 2,816 2,967 3,485
Miami 249 292 335 347 359
Milwaukee 637 741 717 636 628
Minneapolis-St. Paul 833 796 744 641 640
New Orleans 570 628 591 557 497
New York 7,892 7,782 7,895 7,072 7,322
Norfolk 294 306 308 267 261
Philadelphia 2,072 2,003 1,949 1,688 1,586
Phoenix 106 439 582 790 983
Pittsburgh 677 604 520 424 370
Portland 374 373 383 366 427
Riverside-San Bernardino 63 176 244 288 164
Sacramento 138 192 254 276 369
San Antonio 408 588 654 786 936
San Diego 334 573 694 847 1,111
San Francisco-Oakland 1,160 1,108 1,077 1,018 1,096
San Jose 95 204 444 629 782
Seattle 468 557 530 494 516
St. Louis 857 750 622 453 397
Tampa-St. Petersburg 319 457 494 510 519
Washington 802 764 757 638 607
Total 32,052 34,130 34,825 32,969 33,905
LAND AREA          
Urbanized Area 1950 1960 1970 1980 1990
Atlanta 37 128 132 132 132
Baltimore 80 80 80 80 81
Boston 47 47 47 47 48
Buffalo 39 39 41 41 41
Chicago 208 224 224 227 227
Cincinnati 75 77 77 77 77
Cleveland 75 76 76 77 77
Dallas-Fort Worth 206 421 471 573 586
Denver 62 62 95 111 111
Detroit 139 139 139 139 139
Fort Lauderdale --- 29 29 29 31
Houston 160 328 397 556 571
Kansas City 81 130 221 221 229
Los Angeles 451 455 464 466 469
Miami 34 34 34 34 36
Milwaukee 50 91 95 96 96
Minneapolis-St. Paul 107 107 107 107 108
New Orleans 86 86 86 87 87
New York 302 302 302 302 309
Norfolk 38 50 53 53 54
Philadelphia 127 127 129 135 135
Phoenix 17 187 248 283 283
Pittsburgh 54 54 55 55 56
Portland 64 67 89 103 125
Riverside-San Bernardino 20 66 116 125 133
Sacramento 17 42 94 96 96
San Antonio 70 161 184 263 333
San Diego 99 192 213 268 324
San Francisco-Oakland 98 100 100 100 103
San Jose 17 55 116 158 171
Seattle 71 84 84 84 84
St. Louis 61 61 61 61 62
Tampa-St. Petersburg 123 139 139 139 168
Washington 61 61 61 61 61
Total 3,176 4,301 4,858 5,386 5,643
DENSITY          
Urbanized Area 1950 1960 1970 1980 1990
Atlanta 8,946 3,805 3,771 3,225 2,989
Baltimore 11,875 11,738 11,325 9,838 9,109
Boston 17,043 14,830 13,638 11,979 11,860
Buffalo 14,872 13,667 11,404 8,818 8,079
Chicago 17,409 15,848 15,031 13,226 12,249
Cincinnati 6,720 6,532 5,868 4,987 4,715
Cleveland 12,200 11,526 9,882 7,455 6,571
Dallas-Fort Worth 3,461 2,461 2,628 2,250 2,484
Denver 6,710 7,968 5,421 4,432 4,216
Detroit 13,338 12,040 10,894 8,673 7,412
Fort Lauderdale --- 4,103 4,828 5,276 4,745
Houston 3,725 2,860 3,101 2,869 2,854
Kansas City 5,642 3,662 2,271 2,018 1,896
Los Angeles 4,368 5,448 6,069 6,367 7,426
Miami 7,324 8,588 9,853 10,206 10,084
Milwaukee 12,740 8,143 7,547 6,625 6,535
Minneapolis-St. Paul 7,785 7,439 6,953 5,991 5,942
New Orleans 6,628 7,302 6,872 6,373 5,686
New York 26,132 25,768 26,142 23,417 23,703
Norfolk 7,737 6,120 5,811 5,038 4,851
Philadelphia 16,315 15,772 15,109 12,494 11,739
Phoenix 6,235 2,348 2,347 2,791 3,472
Pittsburgh 12,537 11,185 9,455 7,709 6,655
Portland 5,844 5,567 4,303 3,553 3,424
Riverside-San Bernardino 3,150 2,667 2,103 2,304 1,235
Sacramento 8,118 4,571 2,702 2,875 3,832
San Antonio 5,829 3,652 3,554 2,989 2,811
San Diego 3,374 2,984 3,258 3,160 3,429
San Francisco-Oakland 11,837 11,080 10,770 10,180 10,661
San Jose 5,588 3,709 3,828 3,981 4,565
Seattle 6,592 6,639 6,317 5,888 6,150
St. Louis 14,049 12,295 10,197 7,426 6,414
Tampa-St. Petersburg 2,593 3,288 3,554 3,669 3,091
Washington 13,148 12,525 12,410 10,459 9,886
All Areas 10,093 7,936 7,168 6,121 6,008
CHANGE: POPULATION          
Urbanized Area 1950-1990 1950-1960 1960-1970 1970-1980 1980-1990
Atlanta 19.0% 47.1% 2.1% -14.5% -7.3%
Baltimore -22.5% -1.2% -3.5% -13.1% -6.5%
Boston -28.3% -13.0% -8.0% -12.2% 2.0%
Buffalo -43.4% -8.1% -13.1% -22.7% -8.4%
Chicago -23.1% -2.0% -5.2% -10.8% -7.4%
Cincinnati -27.8% -0.2% -9.9% -15.0% -5.5%
Cleveland -44.7% -4.3% -14.3% -23.6% -11.8%
Dallas-Fort Worth 104.1% 45.3% 19.5% 4.1% 12.9%
Denver 12.5% 18.8% 4.3% -4.5% -4.9%
Detroit -44.4% -9.7% -9.5% -20.4% -14.5%
Fort Lauderdale --- --- 17.6% 9.3% -2.6%
Houston 173.5% 57.4% 31.2% 29.6% 2.2%
Kansas City -4.8% 4.2% 5.5% -11.2% -2.5%
Los Angeles 76.9% 25.8% 13.6% 5.4% 17.5%
Miami 44.2% 17.3% 14.7% 3.6% 3.5%
Milwaukee -1.4% 16.3% -3.2% -11.3% -1.3%
Minneapolis-St. Paul -23.2% -4.4% -6.5% -13.8% -0.2%
New Orleans -12.8% 10.2% -5.9% -5.8% -10.8%
New York -7.2% -1.4% 1.5% -10.4% 3.5%
Norfolk -11.2% 4.1% 0.7% -13.3% -2.2%
Philadelphia -23.5% -3.3% -2.7% -13.4% -6.0%
Phoenix 827.4% 314.2% 32.6% 35.7% 24.4%
Pittsburgh -45.3% -10.8% -13.9% -18.5% -12.7%
Portland 14.2% -0.3% 2.7% -4.4% 16.7%
Riverside-San Bernardino 160.3% 179.4% 38.6% 18.0% -43.1%
Sacramento 167.4% 39.1% 32.3% 8.7% 33.7%
San Antonio 129.4% 44.1% 11.2% 20.2% 19.1%
San Diego 232.6% 71.6% 21.1% 22.0% 31.2%
San Francisco-Oakland -5.5% -4.5% -2.8% -5.5% 7.7%
San Jose 723.2% 114.7% 117.6% 41.7% 24.3%
Seattle 10.3% 19.0% -4.8% -6.8% 4.5%
St. Louis -53.7% -12.5% -17.1% -27.2% -12.4%
Tampa-St. Petersburg 62.7% 43.3% 8.1% 3.2% 1.8%
Washington -24.3% -4.7% -0.9% -15.7% -4.9%
All Areas 5.8% 6.5% 2.0% -5.3% 2.8%
CHANGE: LAND AREA          
Urbanized Area 1950-1990 1950-1960 1960-1970 1970-1980 1980-1990
Atlanta 256.2% 245.9% 3.0% 0.0% 0.0%
Baltimore 1.0% 0.0% 0.0% 0.0% 1.0%
Boston 3.0% 0.0% 0.0% 0.0% 3.0%
Buffalo 4.1% 0.0% 4.1% 0.0% 0.0%
Chicago 9.2% 7.7% 0.0% 1.4% 0.0%
Cincinnati 2.9% 2.7% 0.3% 0.0% 0.0%
Cleveland 2.7% 1.3% 0.0% 1.3% 0.0%
Dallas-Fort Worth 184.3% 104.4% 11.9% 21.7% 2.2%
Denver 79.0% 0.0% 53.2% 16.8% 0.0%
Detroit 0.0% 0.0% 0.0% 0.0% 0.0%
Fort Lauderdale --- --- 0.0% 0.0% 8.3%
Houston 257.0% 105.0% 21.0% 40.1% 2.7%
Kansas City 183.2% 60.5% 70.0% 0.0% 3.8%
Los Angeles 4.1% 0.9% 2.0% 0.4% 0.7%
Miami 4.7% 0.0% 0.0% 0.0% 4.7%
Milwaukee 92.2% 82.0% 4.4% 1.1% 0.1%
Minneapolis-St. Paul 0.7% 0.0% 0.0% 0.0% 0.7%
New Orleans 1.6% 0.0% 0.0% 1.6% 0.0%
New York 2.3% 0.0% 0.0% 0.0% 2.3%
Norfolk 41.6% 31.6% 6.0% 0.0% 1.5%
Philadelphia 6.4% 0.0% 1.6% 4.7% 0.0%
Phoenix 1565.3% 1000.0% 32.6% 14.2% 0.0%
Pittsburgh 3.0% 0.0% 1.9% 0.0% 1.1%
Portland 94.8% 4.7% 32.8% 15.7% 21.1%
Riverside-San Bernardino 564.0% 230.0% 75.8% 7.8% 6.2%
Sacramento 466.5% 147.1% 123.8% 2.1% 0.3%
San Antonio 375.7% 130.0% 14.3% 42.9% 26.6%
San Diego 227.3% 93.9% 10.9% 25.8% 20.9%
San Francisco-Oakland 4.9% 2.0% 0.0% 0.0% 2.8%
San Jose 907.6% 223.5% 110.9% 36.2% 8.4%
Seattle 18.2% 18.2% 0.0% 0.0% 0.0%
St. Louis 1.5% 0.0% 0.0% 0.0% 1.5%
Tampa-St. Petersburg 36.5% 13.0% 0.0% 0.0% 20.8%
Washington 0.7% 0.0% 0.0% 0.0% 0.7%
All Areas 77.7% 35.4% 13.0% 10.9% 4.8%
CHANGE: DENSITY          
Urbanized Area 1950-1990 1950-1960 1960-1970 1970-1980 1980-1990
Atlanta -66.6% -57.5% -0.9% -14.5% -7.3%
Baltimore -23.3% -1.2% -3.5% -13.1% -7.4%
Boston -30.4% -13.0% -8.0% -12.2% -1.0%
Buffalo -45.7% -8.1% -16.6% -22.7% -8.4%
Chicago -29.6% -9.0% -5.2% -12.0% -7.4%
Cincinnati -29.8% -2.8% -10.2% -15.0% -5.5%
Cleveland -46.1% -5.5% -14.3% -24.6% -11.8%
Dallas-Fort Worth -28.2% -28.9% 6.8% -14.4% 10.4%
Denver -37.2% 18.8% -32.0% -18.2% -4.9%
Detroit -44.4% -9.7% -9.5% -20.4% -14.5%
Fort Lauderdale --- --- 17.6% 9.3% -10.1%
Houston -23.4% -23.2% 8.4% -7.5% -0.5%
Kansas City -66.4% -35.1% -38.0% -11.2% -6.0%
Los Angeles 70.0% 24.7% 11.4% 4.9% 16.6%
Miami 37.7% 17.3% 14.7% 3.6% -1.2%
Milwaukee -48.7% -36.1% -7.3% -12.2% -1.4%
Minneapolis-St. Paul -23.7% -4.4% -6.5% -13.8% -0.8%
New Orleans -14.2% 10.2% -5.9% -7.3% -10.8%
New York -9.3% -1.4% 1.5% -10.4% 1.2%
Norfolk -37.3% -20.9% -5.0% -13.3% -3.7%
Philadelphia -28.0% -3.3% -4.2% -17.3% -6.0%
Phoenix -44.3% -62.3% -0.0% 18.9% 24.4%
Pittsburgh -46.9% -10.8% -15.5% -18.5% -13.7%
Portland -41.4% -4.7% -22.7% -17.4% -3.6%
Riverside-San Bernardino -60.8% -15.3% -21.1% 9.5% -46.4%
Sacramento -52.8% -43.7% -40.9% 6.4% 33.3%
San Antonio -51.8% -37.3% -2.7% -15.9% -5.9%
San Diego 1.6% -11.5% 9.2% -3.0% 8.5%
San Francisco-Oakland -9.9% -6.4% -2.8% -5.5% 4.7%
San Jose -18.3% -33.6% 3.2% 4.0% 14.7%
Seattle -6.7% 0.7% -4.8% -6.8% 4.5%
St. Louis -54.3% -12.5% -17.1% -27.2% -13.6%
Tampa-St. Petersburg 19.2% 26.8% 8.1% 3.2% -15.8%
Washington -24.8% -4.7% -0.9% -15.7% -5.5%
Total -40.5% -21.4% -9.7% -14.6% -1.8%
Unweighted Average -24.0% -12.9% -6.2% -7.0% -1.2%
PORTION OF U.A.          
Urbanized Area 1950 1960 1970 1980 1990
Atlanta 65.3% 63.4% 42.4% 26.3% 18.3%
Baltimore 81.8% 66.2% 57.3% 44.8% 38.9%
Boston 35.9% 28.9% 24.2% 21.0% 20.7%
Buffalo 64.8% 50.6% 42.6% 35.7% 34.4%
Chicago 73.6% 59.6% 50.1% 44.3% 41.0%
Cincinnati 62.0% 50.6% 40.8% 34.3% 30.0%
Cleveland 66.1% 49.1% 38.3% 32.8% 30.2%
Dallas-Fort Worth 83.4% 72.2% 61.4% 52.6% 45.5%
Denver 83.4% 61.4% 49.2% 36.4% 30.8%
Detroit 67.2% 44.7% 38.1% 31.6% 27.8%
Fort Lauderdale --- 37.2% 22.8% 15.2% 12.0%
Houston 85.0% 82.3% 73.4% 66.1% 56.2%
Kansas City 65.5% 51.7% 45.6% 40.6% 34.1%
Los Angeles 49.3% 38.2% 33.7% 31.3% 30.6%
Miami 54.2% 34.2% 27.5% 21.6% 18.7%
Milwaukee 76.8% 64.4% 57.3% 52.7% 51.2%
Minneapolis-St. Paul 84.4% 57.8% 43.7% 35.9% 30.8%
New Orleans 86.4% 74.3% 61.4% 51.7% 47.8%
New York 64.2% 55.1% 48.7% 45.4% 45.6%
Norfolk 76.4% 60.2% 46.1% 34.7% 19.7%
Philadelphia 70.9% 55.1% 48.5% 41.1% 37.6%
Phoenix 49.1% 79.5% 67.4% 56.1% 49.0%
Pittsburgh 44.2% 33.5% 28.2% 23.4% 22.1%
Portland 72.9% 57.2% 46.4% 35.7% 36.4%
Riverside-San Bernardino 46.3% 46.6% 41.8% 40.9% 14.0%
Sacramento 65.1% 42.5% 39.6% 34.7% 33.6%
San Antonio 90.7% 91.6% 84.6% 83.2% 82.9%
San Diego 77.1% 68.5% 57.9% 49.7% 47.3%
San Francisco-Oakland 57.4% 45.6% 36.0% 31.9% 30.2%
San Jose 54.0% 33.8% 43.3% 50.6% 54.5%
Seattle 75.2% 64.5% 42.8% 35.5% 29.6%
St. Louis 61.2% 45.0% 33.0% 24.5% 20.4%
Tampa-St. Petersburg 78.2% 72.9% 57.2% 37.7% 30.4%
Washington 62.3% 42.3% 30.5% 23.1% 18.0%
Total 64.9% 52.5% 44.5% 38.9% 35.7%
CHANGE IN PORTION          
Urbanized Area 1950-1990 1950-1960 1960-1970 1970-1980 1980-1990
Atlanta -72.0% -2.9% -33.1% -37.9% -30.7%
Baltimore -52.4% -19.1% -13.3% -21.8% -13.2%
Boston -42.3% -19.5% -16.4% -13.0% -1.6%
Buffalo -46.9% -22.0% -15.8% -16.1% -3.8%
Chicago -44.3% -19.0% -15.8% -11.6% -7.6%
Cincinnati -51.6% -18.4% -19.4% -15.9% -12.4%
Cleveland -54.4% -25.8% -21.9% -14.5% -7.9%
Dallas-Fort Worth -45.4% -13.4% -14.9% -14.4% -13.5%
Denver -63.0% -26.3% -19.9% -26.0% -15.3%
Detroit -58.6% -33.5% -14.8% -17.0% -12.0%
Fort Lauderdale --- --- -38.7% -33.4% -20.7%
Houston -33.9% -3.2% -10.8% -9.9% -15.1%
Kansas City -47.9% -21.1% -11.9% -10.8% -16.0%
Miami -65.4% -36.9% -19.8% -21.4% -13.1%
Milwaukee -33.3% -16.1% -11.1% -8.0% -2.8%
Minneapolis-St. Paul -63.5% -31.5% -24.3% -18.0% -14.2%
New Orleans -44.7% -13.9% -17.3% -15.9% -7.5%
Norfolk -74.2% -21.1% -23.5% -24.8% -43.1%
Philadelphia -47.0% -22.3% -12.0% -15.3% -8.5%
Phoenix -0.1% 62.1% -15.2% -16.9% -12.6%
Pittsburgh -50.1% -24.2% -15.9% -16.8% -5.9%
Portland -50.0% -21.5% -18.9% -23.2% 2.1%
Riverside-San Bernardino -69.7% 0.5% -10.3% -2.2% -65.7%
Sacramento -48.3% -34.7% -6.7% -12.5% -3.0%
San Antonio -8.6% 1.0% -7.6% -1.7% -0.3%
San Diego -38.7% -11.1% -15.5% -14.2% -4.8%
San Francisco-Oakland -47.4% -20.6% -20.9% -11.5% -5.4%
San Jose 1.0% -37.3% 28.0% 16.7% 7.8%
Seattle -60.7% -14.3% -33.6% -17.1% -16.6%
St. Louis -66.7% -26.5% -26.5% -25.8% -16.8%
Tampa-St. Petersburg -61.2% -6.8% -21.5% -34.1% -19.4%
Washington -71.0% -32.2% -27.8% -24.3% -21.8%
Total -45.0% -19.2% -15.2% -12.4% -8.3%

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