| Portland, OR | Spencer, IA | United States |
Population | 647,176 | 11,292 | 329,725,481 |
Female Population | 50.3% | 52.6% | 50.5% |
Male Population | 49.7% | 47.5% | 49.5% |
Median Age | 37.9 | 40.8 | 38.4 |
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Population - 2010 | 585,476 | 11,225 | 309,327,143 |
Population - 2000 | 529,121 | 11,317 | 285,036,114 |
Population - 1990 | 437,319 | 11,066 | 251,960,433 |
Pop. 2000 to Now | 24.1% | -2.9% | 15.6% |
Pop. 1990 to Now | 50.2% | -0.7% | 30.8% |
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Population Density | 4,850.6 | 1,033.3 | 93.4 |
Land Area | 133.4 | 10.9 | 3,531,905.4 |
Water Area | 11.6 | 0.2 | 264,836.8 |
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Est. Total Population By Age | | | |
| Portland, OR | Spencer, IA | United States |
Age 0 to 4 | 4.7% | 5.1% | 5.9% |
Age 5 to 9 | 4.9% | 6.4% | 6.1% |
Age 10 to 14 | 4.8% | 7.5% | 6.6% |
Age 15 to 17 | 2.8% | 4.1% | 3.9% |
Age 18 to 20 | 3.0% | 3.4% | 4.0% |
Age 21 to 24 | 4.6% | 4.8% | 5.2% |
Age 25 to 34 | 19.5% | 10.8% | 13.8% |
Age 35 to 44 | 17.6% | 11.7% | 12.9% |
Age 45 to 54 | 13.6% | 11.3% | 12.6% |
Age 55 to 59 | 5.5% | 5.8% | 6.7% |
Age 60 to 64 | 5.5% | 8.0% | 6.3% |
Age 65 to 74 | 8.6% | 10.9% | 9.6% |
Age 75 to 84 | 3.3% | 7.0% | 4.5% |
Age 85 and over | 1.5% | 3.3% | 1.9% |
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Race | | | |
| Portland, OR | Spencer, IA | United States |
White | 68.8% | 91.2% | 59.4% |
Black | 5.5% | 0.1% | 12.2% |
Asian | 8.4% | 0.7% | 5.6% |
Native American | 0.6% | 0.2% | 0.6% |
Hawaiian, Pacific Islander | 0.5% | 0.0% | 0.2% |
Other | 0.5% | 0.3% | 0.4% |
Two or More Races | 5.5% | 2.7% | 3.2% |
Hispanic | 10.3% | 4.7% | 18.4% |
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Marriage & Family | | | |
| Portland, OR | Spencer, IA | United States |
Married Population | 42.4% | 49.2% | 49.8% |
Currently Married | 41.1% | 48.5% | 48.0% |
Married but Separated | 1.3% | 0.7% | 1.8% |
Single Population | 57.6% | 50.8% | 50.2% |
Never Married | 41.6% | 30.0% | 33.8% |
Divorced | 12.4% | 12.4% | 10.8% |
Widowed | 3.6% | 8.3% | 5.6% |
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Household Size | 2.26 | 2.19 | 2.60 |
Households | 279,797 | 5,027 | 124,010,992 |
Family Households | 139,390 | 2,857 | 80,755,759 |
Married couple, w/children | 31.6% | 25.5% | 30.5% |
Married couple, no children | 44.1% | 48.5% | 42.9% |
Non Family Households | 140,407 | 2,170 | 43,255,233 |
Single householder, w/children | 14.3% | 20.7% | 15.8% |
Single householder, no children | 10.1% | 5.3% | 10.8% |