| | Pleasant Grove, UT | Salem, OR | United States |
| Population | 37,228 | 174,193 | 329,725,481 |
| Female Population | 47.6% | 49.0% | 50.5% |
| Male Population | 52.4% | 51.0% | 49.5% |
| Median Age | 28.3 | 35.7 | 38.4 |
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| Population - 2010 | 33,732 | 155,223 | 309,327,143 |
| Population - 2000 | 23,468 | 136,924 | 285,036,114 |
| Population - 1990 | 13,476 | 107,786 | 251,960,433 |
| Pop. 2000 to Now | 63.0% | 28.5% | 15.6% |
| Pop. 1990 to Now | 183.8% | 63.2% | 30.8% |
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| Population Density | 4,081.1 | 3,580.8 | 93.4 |
| Land Area | 9.1 | 48.6 | 3,531,905.4 |
| Water Area | 0.0 | 0.6 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Pleasant Grove, UT | Salem, OR | United States |
| Age 0 to 4 | 8.3% | 6.2% | 5.9% |
| Age 5 to 9 | 8.9% | 6.6% | 6.1% |
| Age 10 to 14 | 8.8% | 7.1% | 6.6% |
| Age 15 to 17 | 5.1% | 4.2% | 3.9% |
| Age 18 to 20 | 6.5% | 4.3% | 4.0% |
| Age 21 to 24 | 6.3% | 5.1% | 5.2% |
| Age 25 to 34 | 14.7% | 15.5% | 13.8% |
| Age 35 to 44 | 11.9% | 14.0% | 12.9% |
| Age 45 to 54 | 10.8% | 11.6% | 12.6% |
| Age 55 to 59 | 4.3% | 4.8% | 6.7% |
| Age 60 to 64 | 4.1% | 6.0% | 6.3% |
| Age 65 to 74 | 6.2% | 8.9% | 9.6% |
| Age 75 to 84 | 2.8% | 4.2% | 4.5% |
| Age 85 and over | 1.1% | 1.5% | 1.9% |
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| Race | | | |
| | Pleasant Grove, UT | Salem, OR | United States |
| White | 82.9% | 65.8% | 59.4% |
| Black | 0.4% | 1.2% | 12.2% |
| Asian | 1.4% | 3.2% | 5.6% |
| Native American | 0.1% | 0.6% | 0.6% |
| Hawaiian, Pacific Islander | 1.3% | 1.7% | 0.2% |
| Other | 0.2% | 0.3% | 0.4% |
| Two or More Races | 3.4% | 4.8% | 3.2% |
| Hispanic | 10.3% | 22.4% | 18.4% |
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| Marriage & Family | | | |
| | Pleasant Grove, UT | Salem, OR | United States |
| Married Population | 61.0% | 46.7% | 49.8% |
| Currently Married | 60.2% | 45.1% | 48.0% |
| Married but Separated | 0.9% | 1.6% | 1.8% |
| Single Population | 39.0% | 53.3% | 50.2% |
| Never Married | 28.5% | 34.6% | 33.8% |
| Divorced | 6.9% | 13.4% | 10.8% |
| Widowed | 3.6% | 5.2% | 5.6% |
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| Household Size | 3.27 | 2.58 | 2.60 |
| Households | 11,359 | 64,426 | 124,010,992 |
| Family Households | 8,868 | 40,382 | 80,755,759 |
| Married couple, w/children | 44.7% | 31.3% | 30.5% |
| Married couple, no children | 40.7% | 39.6% | 42.9% |
| Non Family Households | 2,491 | 24,044 | 43,255,233 |
| Single householder, w/children | 7.5% | 19.2% | 15.8% |
| Single householder, no children | 7.0% | 9.9% | 10.8% |