| | Bethany, OK | Glenside, PA | United States |
| Population | 20,542 | 7,411 | 329,725,481 |
| Female Population | 48.7% | 58.1% | 50.5% |
| Male Population | 51.4% | 41.9% | 49.5% |
| Median Age | 32.2 | 38.5 | 38.4 |
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| Population - 2010 | 19,062 | 7,361 | 309,327,143 |
| Population - 2000 | 20,307 | 7,914 | 285,036,114 |
| Population - 1990 | 20,075 | 8,704 | 251,960,433 |
| Pop. 2000 to Now | -5.5% | -1.0% | 15.6% |
| Pop. 1990 to Now | -4.4% | -9.9% | 30.8% |
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| Population Density | 3,929.2 | 5,785.3 | 93.4 |
| Land Area | 5.2 | 1.3 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Bethany, OK | Glenside, PA | United States |
| Age 0 to 4 | 6.1% | 5.0% | 5.9% |
| Age 5 to 9 | 7.3% | 6.8% | 6.1% |
| Age 10 to 14 | 10.3% | 5.6% | 6.6% |
| Age 15 to 17 | 5.5% | 3.2% | 3.9% |
| Age 18 to 20 | 4.4% | 7.2% | 4.0% |
| Age 21 to 24 | 5.7% | 5.7% | 5.2% |
| Age 25 to 34 | 14.9% | 11.5% | 13.8% |
| Age 35 to 44 | 12.1% | 14.8% | 12.9% |
| Age 45 to 54 | 8.5% | 11.3% | 12.6% |
| Age 55 to 59 | 5.3% | 8.3% | 6.7% |
| Age 60 to 64 | 4.7% | 5.7% | 6.3% |
| Age 65 to 74 | 8.5% | 9.4% | 9.6% |
| Age 75 to 84 | 4.9% | 4.5% | 4.5% |
| Age 85 and over | 1.9% | 1.1% | 1.9% |
| space1 | | | |
| Race | | | |
| | Bethany, OK | Glenside, PA | United States |
| White | 59.0% | 85.2% | 59.4% |
| Black | 8.6% | 6.2% | 12.2% |
| Asian | 0.8% | 1.9% | 5.6% |
| Native American | 3.1% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 1.0% | 0.6% | 0.4% |
| Two or More Races | 7.6% | 1.5% | 3.2% |
| Hispanic | 19.9% | 4.6% | 18.4% |
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| Marriage & Family | | | |
| | Bethany, OK | Glenside, PA | United States |
| Married Population | 44.8% | 53.2% | 49.8% |
| Currently Married | 43.3% | 52.3% | 48.0% |
| Married but Separated | 1.6% | 0.9% | 1.8% |
| Single Population | 55.2% | 46.8% | 50.2% |
| Never Married | 35.5% | 34.4% | 33.8% |
| Divorced | 14.0% | 9.8% | 10.8% |
| Widowed | 5.7% | 2.6% | 5.6% |
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| Household Size | 2.60 | 2.49 | 2.60 |
| Households | 7,652 | 2,732 | 124,010,992 |
| Family Households | 4,928 | 1,855 | 80,755,759 |
| Married couple, w/children | 30.0% | 36.9% | 30.5% |
| Married couple, no children | 34.2% | 46.5% | 42.9% |
| Non Family Households | 2,724 | 877 | 43,255,233 |
| Single householder, w/children | 26.8% | 5.1% | 15.8% |
| Single householder, no children | 9.0% | 11.5% | 10.8% |