Demographia

US Urbanized Areas
1950-1990
Suburban 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 176 281 675 1,188 1,763
Baltimore 212 480 674 968 1,154
Boston 1,432 1,716 2,012 2,116 2,201
Buffalo 315 521 624 644 626
Chicago 1,300 2,409 3,348 3,775 4,009
Cincinnati 309 491 658 738 848
Cleveland 469 909 1,209 1,178 1,171
Dallas-Fort Worth 142 399 778 1,162 1,743
Denver 83 310 532 860 1,050
Detroit 902 2,068 2,460 2,606 2,669
Fort Lauderdale 0 201 474 855 1,089
Houston 105 202 447 817 1,272
Kansas City 241 445 600 652 840
Los Angeles 2,027 4,010 5,535 6,512 7,917
Miami 210 561 885 1,261 1,556
Milwaukee 192 409 535 571 598
Minneapolis-St. Paul 154 581 957 1,147 1,440
New Orleans 90 217 371 521 543
New York 4,404 6,333 8,312 8,518 8,722
Norfolk 91 202 360 503 1,062
Philadelphia 850 1,632 2,072 2,424 2,636
Phoenix 110 113 281 619 1,023
Pittsburgh 856 1,200 1,326 1,386 1,308
Portland 139 279 442 660 745
Riverside-San Bernardino 73 202 340 417 1,006
Sacramento 74 260 387 520 728
San Antonio 42 54 119 159 193
San Diego 99 263 504 857 1,237
San Francisco-Oakland 862 1,323 1,911 2,173 2,534
San Jose 81 399 581 615 653
Seattle 154 307 708 898 1,228
St. Louis 544 918 1,261 1,396 1,550
Tampa-St. Petersburg 89 170 369 843 1,190
Washington 485 1,044 1,724 2,125 2,756
Total 17,312 30,909 43,471 51,684 61,060
LAND AREA          
Urbanized Area 1950 1960 1970 1980 1990
Atlanta 69 118 303 773 1,005
Baltimore 72 140 230 443 512
Boston 298 469 617 810 843
Buffalo 84 121 173 225 245
Chicago 500 736 1,053 1,271 1,358
Cincinnati 71 165 258 343 435
Cleveland 225 511 570 552 559
Dallas-Fort Worth 56 499 600 707 857
Denver 43 105 198 328 348
Detroit 284 593 733 905 980
Fort Lauderdale 0 95 183 260 296
Houston 110 103 142 493 606
Kansas City 68 152 254 368 533
Los Angeles 420 915 1,108 1,361 1,497
Miami 83 149 225 306 317
Milwaukee 52 301 362 400 416
Minneapolis-St. Paul 124 550 614 873 955
New Orleans 23 68 98 143 183
New York 951 1,590 2,123 2,506 2,658
Norfolk 24 59 246 365 610
Philadelphia 185 470 623 880 1,029
Phoenix 38 61 140 317 458
Pittsburgh 200 471 541 658 722
Portland 50 125 178 246 263
Riverside-San Bernardino 41 103 194 234 327
Sacramento 25 92 160 182 238
San Antonio 20 31 39 91 105
San Diego 34 84 168 343 366
San Francisco-Oakland 189 472 581 696 771
San Jose 44 168 161 168 167
Seattle 52 154 329 340 504
St. Louis 167 262 400 536 666
Tampa-St. Petersburg 57 79 152 388 482
Washington 117 280 434 746 884
Total 4,776 10,291 14,191 19,257 22,195
DENSITY          
Urbanized Area 1950 1960 1970 1980 1990
Atlanta 2,551 2,381 2,226 1,536 1,754
Baltimore 2,944 3,429 2,930 2,185 2,253
Boston 4,805 3,659 3,261 2,612 2,612
Buffalo 3,750 4,306 3,599 2,857 2,551
Chicago 2,600 3,273 3,179 2,971 2,953
Cincinnati 4,352 2,976 2,552 2,153 1,950
Cleveland 2,084 1,779 2,121 2,134 2,095
Dallas-Fort Worth 2,536 800 1,297 1,644 2,033
Denver 1,930 2,952 2,687 2,622 3,017
Detroit 3,173 3,486 3,355 2,879 2,723
Fort Lauderdale --- 2,116 2,590 3,288 3,684
Houston 955 1,961 3,148 1,657 2,100
Kansas City 3,544 2,928 2,362 1,772 1,577
Los Angeles 4,826 4,383 4,995 4,785 5,290
Miami 2,530 3,765 3,933 4,121 4,902
Milwaukee 3,692 1,359 1,478 1,428 1,438
Minneapolis-St. Paul 1,242 1,056 1,559 1,314 1,507
New Orleans 3,913 3,191 3,786 3,654 2,974
New York 4,631 3,983 3,915 3,399 3,281
Norfolk 3,792 3,424 1,463 1,378 1,740
Philadelphia 4,595 3,472 3,326 2,755 2,562
Phoenix 2,895 1,852 2,007 1,953 2,234
Pittsburgh 4,280 2,548 2,451 2,106 1,811
Portland 2,780 2,232 2,483 2,683 2,829
Riverside-San Bernardino 1,780 1,961 1,753 1,782 3,075
Sacramento 2,960 2,826 2,419 2,857 3,063
San Antonio 2,100 1,742 3,051 1,747 1,838
San Diego 2,912 3,131 3,000 2,499 3,380
San Francisco-Oakland 4,561 2,803 3,289 3,122 3,286
San Jose 1,841 2,375 3,609 3,661 3,917
Seattle 2,962 1,992 2,151 2,640 2,436
St. Louis 3,257 3,504 3,153 2,604 2,327
Tampa-St. Petersburg 1,561 2,152 2,428 2,173 2,468
Washington 4,145 3,729 3,972 2,849 3,119
All Areas 3,625 3,003 3,063 2,684 2,751
CHANGE: POPULATION          
Urbanized Area 1950-1990 1950-1960 1960-1970 1970-1980 1980-1990
Atlanta 901.7% 59.7% 140.2% 76.0% 48.4%
Baltimore 444.3% 126.4% 40.4% 43.6% 19.2%
Boston 53.7% 19.8% 17.2% 5.2% 4.0%
Buffalo 98.7% 65.4% 19.8% 3.2% -2.8%
Chicago 208.4% 85.3% 39.0% 12.8% 6.2%
Cincinnati 174.4% 58.9% 34.0% 12.2% 14.9%
Cleveland 149.7% 93.8% 33.0% -2.6% -0.6%
Dallas-Fort Worth 1127.5% 181.0% 95.0% 49.4% 50.0%
Denver 1165.1% 273.5% 71.6% 61.7% 22.1%
Detroit 195.9% 129.3% 19.0% 5.9% 2.4%
Fort Lauderdale --- --- 135.8% 80.4% 27.4%
Houston 1111.4% 92.4% 121.3% 82.8% 55.7%
Kansas City 248.5% 84.6% 34.8% 8.7% 28.8%
Los Angeles 290.6% 97.8% 38.0% 17.7% 21.6%
Miami 641.0% 167.1% 57.8% 42.5% 23.4%
Milwaukee 211.5% 113.0% 30.8% 6.7% 4.7%
Minneapolis-St. Paul 835.1% 277.3% 64.7% 19.9% 25.5%
New Orleans 503.3% 141.1% 71.0% 40.4% 4.2%
New York 98.0% 43.8% 31.2% 2.5% 2.4%
Norfolk 1067.0% 122.0% 78.2% 39.7% 111.1%
Philadelphia 210.1% 92.0% 27.0% 17.0% 8.7%
Phoenix 830.0% 2.7% 148.7% 120.3% 65.3%
Pittsburgh 52.8% 40.2% 10.5% 4.5% -5.6%
Portland 436.0% 100.7% 58.4% 49.3% 12.9%
Riverside-San Bernardino 1278.1% 176.7% 68.3% 22.6% 141.2%
Sacramento 883.8% 251.4% 48.8% 34.4% 40.0%
San Antonio 359.5% 28.6% 120.4% 33.6% 21.4%
San Diego 1149.5% 165.7% 91.6% 70.0% 44.3%
San Francisco-Oakland 194.0% 53.5% 44.4% 13.7% 16.6%
San Jose 706.2% 392.6% 45.6% 5.9% 6.2%
Seattle 697.4% 99.4% 130.6% 26.8% 36.7%
St. Louis 184.9% 68.8% 37.4% 10.7% 11.0%
Tampa-St. Petersburg 1237.1% 91.0% 117.1% 128.5% 41.2%
Washington 468.2% 115.3% 65.1% 23.3% 29.7%
All Areas 252.7% 78.5% 40.6% 18.9% 18.1%
CHANGE: LAND AREA          
Urbanized Area 1950-1990 1950-1960 1960-1970 1970-1980 1980-1990
Atlanta 1356.8% 71.0% 156.9% 155.0% 30.0%
Baltimore 611.4% 94.4% 64.3% 92.6% 15.6%
Boston 182.8% 57.4% 31.6% 31.3% 4.0%
Buffalo 192.1% 44.0% 43.3% 30.0% 8.9%
Chicago 171.6% 47.2% 43.1% 20.7% 6.8%
Cincinnati 512.4% 132.4% 56.2% 33.0% 26.8%
Cleveland 148.4% 127.1% 11.5% -3.2% 1.3%
Dallas-Fort Worth 1430.9% 791.1% 20.2% 17.8% 21.3%
Denver 709.3% 144.2% 88.6% 65.7% 6.1%
Detroit 244.8% 108.7% 23.6% 23.5% 8.3%
Fort Lauderdale --- --- 92.6% 42.1% 13.7%
Houston 450.7% -6.4% 37.9% 247.2% 22.9%
Kansas City 683.2% 123.5% 67.1% 44.9% 44.7%
Los Angeles 256.4% 117.9% 21.1% 22.8% 10.0%
Miami 282.4% 79.5% 51.0% 36.0% 3.7%
Milwaukee 699.8% 478.8% 20.3% 10.5% 4.0%
Minneapolis-St. Paul 670.4% 343.5% 11.6% 42.2% 9.4%
New Orleans 693.9% 195.7% 44.1% 45.5% 28.1%
New York 179.5% 67.2% 33.5% 18.0% 6.1%
Norfolk 2442.5% 145.8% 316.9% 48.4% 67.2%
Philadelphia 456.2% 154.1% 32.6% 41.2% 16.9%
Phoenix 1105.0% 60.5% 129.5% 126.4% 44.5%
Pittsburgh 261.2% 135.5% 14.9% 21.6% 9.8%
Portland 426.6% 150.0% 42.4% 38.2% 7.0%
Riverside-San Bernardino 698.0% 151.2% 88.3% 20.6% 39.8%
Sacramento 850.8% 268.0% 73.9% 13.8% 30.6%
San Antonio 425.0% 55.0% 25.8% 133.3% 15.4%
San Diego 976.5% 147.1% 100.0% 104.2% 6.7%
San Francisco-Oakland 308.0% 149.7% 23.1% 19.8% 10.8%
San Jose 278.9% 281.8% -4.2% 4.3% -0.8%
Seattle 869.4% 196.3% 113.6% 3.3% 48.2%
St. Louis 298.9% 56.9% 52.7% 34.0% 24.3%
Tampa-St. Petersburg 745.8% 38.6% 92.4% 155.3% 24.3%
Washington 655.2% 139.3% 55.0% 71.9% 18.4%
All Areas 364.7% 115.5% 37.9% 35.7% 15.3%
CHANGE: DENSITY          
Urbanized Area 1950-1990 1950-1960 1960-1970 1970-1980 1980-1990
Atlanta -31.2% -6.6% -6.5% -31.0% 14.1%
Baltimore -23.5% 16.4% -14.5% -25.4% 3.1%
Boston -45.6% -23.9% -10.9% -19.9% -0.0%
Buffalo -32.0% 14.8% -16.4% -20.6% -10.7%
Chicago 13.6% 25.9% -2.9% -6.6% -0.6%
Cincinnati -55.2% -31.6% -14.2% -15.7% -9.4%
Cleveland 0.5% -14.7% 19.2% 0.6% -1.8%
Dallas-Fort Worth -19.8% -68.5% 62.2% 26.8% 23.7%
Denver 56.3% 53.0% -9.0% -2.4% 15.1%
Detroit -14.2% 9.9% -3.8% -14.2% -5.4%
Fort Lauderdale --- --- 22.4% 27.0% 12.0%
Houston 120.0% 105.5% 60.5% -47.4% 26.7%
Kansas City -55.5% -17.4% -19.3% -25.0% -11.0%
Los Angeles 9.6% -9.2% 14.0% -4.2% 10.6%
Miami 93.8% 48.8% 4.5% 4.8% 19.0%
Milwaukee -61.1% -63.2% 8.8% -3.4% 0.7%
Minneapolis-St. Paul 21.4% -14.9% 47.5% -15.7% 14.7%
New Orleans -24.0% -18.4% 18.6% -3.5% -18.6%
New York -29.1% -14.0% -1.7% -13.2% -3.5%
Norfolk -54.1% -9.7% -57.3% -5.8% 26.3%
Philadelphia -44.2% -24.4% -4.2% -17.2% -7.0%
Phoenix -22.8% -36.0% 8.4% -2.7% 14.4%
Pittsburgh -57.7% -40.5% -3.8% -14.1% -14.0%
Portland 1.8% -19.7% 11.3% 8.0% 5.5%
Riverside-San Bernardino 72.7% 10.1% -10.6% 1.7% 72.5%
Sacramento 3.5% -4.5% -14.4% 18.1% 7.2%
San Antonio -12.5% -17.1% 75.2% -42.7% 5.2%
San Diego 16.1% 7.5% -4.2% -16.7% 35.3%
San Francisco-Oakland -28.0% -38.5% 17.3% -5.1% 5.2%
San Jose 112.8% 29.0% 51.9% 1.4% 7.0%
Seattle -17.7% -32.7% 8.0% 22.7% -7.7%
St. Louis -28.6% 7.6% -10.0% -17.4% -10.7%
Tampa-St. Petersburg 58.1% 37.8% 12.8% -10.5% 13.6%
Washington -24.8% -10.1% 6.5% -28.3% 9.5%
Total -24.1% -17.1% 2.0% -12.4% 2.5%
Unweighted Average 1.1% -5.9% 9.2% -9.5% 8.5%
PORTION OF U.A.          
Urbanized Area 1950 1960 1970 1980 1990
Atlanta 34.7% 36.6% 57.6% 73.7% 81.7%
Baltimore 18.2% 33.8% 42.7% 55.2% 61.1%
Boston 64.1% 71.1% 75.8% 79.0% 79.3%
Buffalo 35.2% 49.4% 57.4% 64.3% 65.6%
Chicago 26.4% 40.4% 49.9% 55.7% 59.0%
Cincinnati 38.0% 49.4% 59.2% 65.7% 70.0%
Cleveland 33.9% 50.9% 61.7% 67.2% 69.8%
Dallas-Fort Worth 16.6% 27.8% 38.6% 47.4% 54.5%
Denver 16.6% 38.6% 50.8% 63.6% 69.2%
Detroit 32.8% 55.3% 61.9% 68.4% 72.2%
Fort Lauderdale 100.0% 62.8% 77.2% 84.8% 88.0%
Houston 15.0% 17.7% 26.6% 33.9% 43.8%
Kansas City 34.5% 48.3% 54.4% 59.4% 65.9%
Los Angeles 50.7% 61.8% 66.3% 68.7% 69.4%
Miami 45.8% 65.8% 72.5% 78.4% 81.3%
Milwaukee 23.2% 35.6% 42.7% 47.3% 48.8%
Minneapolis-St. Paul 15.6% 42.2% 56.3% 64.1% 69.2%
New Orleans 13.6% 25.7% 38.6% 48.3% 52.2%
New York 35.8% 44.9% 51.3% 54.6% 54.4%
Norfolk 23.6% 39.8% 53.9% 65.3% 80.3%
Philadelphia 29.1% 44.9% 51.5% 58.9% 62.4%
Phoenix 50.9% 20.5% 32.6% 43.9% 51.0%
Pittsburgh 55.8% 66.5% 71.8% 76.6% 77.9%
Portland 27.1% 42.8% 53.6% 64.3% 63.6%
Riverside-San Bernardino 53.7% 53.4% 58.2% 59.1% 86.0%
Sacramento 34.9% 57.5% 60.4% 65.3% 66.4%
San Antonio 9.3% 8.4% 15.4% 16.8% 17.1%
San Diego 22.9% 31.5% 42.1% 50.3% 52.7%
San Francisco-Oakland 42.6% 54.4% 64.0% 68.1% 69.8%
San Jose 46.0% 66.2% 56.7% 49.4% 45.5%
Seattle 24.8% 35.5% 57.2% 64.5% 70.4%
St. Louis 38.8% 55.0% 67.0% 75.5% 79.6%
Tampa-St. Petersburg 21.8% 27.1% 42.8% 62.3% 69.6%
Washington 37.7% 57.7% 69.5% 76.9% 82.0%
Total 35.1% 47.5% 55.5% 61.1% 64.3%
CHANGE IN PORTION          
Urbanized Area 1950-1990 1950-1960 1960-1970 1970-1980 1980-1990
Atlanta 135.4% 5.4% 57.4% 27.9% 11.0%
Baltimore 234.7% 85.4% 26.1% 29.3% 10.7%
Boston 23.7% 10.9% 6.6% 4.1% 0.4%
Buffalo 86.4% 40.4% 16.1% 12.0% 2.1%
Chicago 123.4% 53.0% 23.3% 11.7% 6.0%
Cincinnati 84.1% 30.0% 19.9% 11.0% 6.5%
Cleveland 106.1% 50.3% 21.1% 9.0% 3.9%
Dallas-Fort Worth 228.2% 67.4% 38.8% 22.8% 15.0%
Denver 315.9% 131.8% 31.8% 25.2% 8.7%
Detroit 120.3% 68.8% 12.0% 10.4% 5.5%
Fort Lauderdale --- --- 22.9% 9.9% 3.7%
Houston 192.6% 18.3% 50.3% 27.2% 29.4%
Kansas City 90.8% 39.9% 12.7% 9.1% 10.9%
Miami 77.6% 43.7% 10.3% 8.1% 3.6%
Milwaukee 110.6% 53.6% 20.2% 10.7% 3.1%
Minneapolis-St. Paul 343.7% 170.4% 33.3% 14.0% 7.9%
New Orleans 282.9% 88.3% 50.2% 25.3% 8.0%
Norfolk 239.6% 68.2% 35.5% 21.2% 22.9%
Philadelphia 114.6% 54.3% 14.8% 14.4% 5.9%
Phoenix 0.1% -59.8% 59.1% 34.9% 16.1%
Pittsburgh 39.6% 19.1% 8.0% 6.6% 1.8%
Portland 134.6% 57.9% 25.2% 20.1% -1.2%
Riverside-San Bernardino 60.2% -0.4% 8.9% 1.6% 45.4%
Sacramento 90.1% 64.8% 5.0% 8.2% 1.6%
San Antonio 83.2% -9.9% 83.0% 9.3% 1.6%
San Diego 130.4% 37.6% 33.7% 19.5% 4.8%
San Francisco-Oakland 63.7% 27.7% 17.5% 6.5% 2.5%
San Jose -1.1% 43.8% -14.3% -12.8% -8.0%
Seattle 184.4% 43.5% 60.9% 12.8% 9.1%
St. Louis 105.0% 41.7% 21.7% 12.7% 5.4%
Tampa-St. Petersburg 219.2% 24.3% 57.7% 45.7% 11.8%
Washington 117.5% 53.2% 20.3% 10.7% 6.6%
Total 83.3% 35.5% 16.8% 10.0% 5.3%

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