| | North Reading, MA | Augusta, ME | United States |
| Population | 15,549 | 18,895 | 329,725,481 |
| Female Population | 50.0% | 52.0% | 50.5% |
| Male Population | 50.0% | 48.1% | 49.5% |
| Median Age | 42.2 | 45 | 38.4 |
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| Population - 2010 | 14,944 | 19,096 | 309,327,143 |
| Population - 2000 | 13,837 | 18,560 | 285,036,114 |
| Population - 1990 | 12,002 | 21,325 | 251,960,433 |
| Pop. 2000 to Now | 14.9% | 1.0% | 15.6% |
| Pop. 1990 to Now | 32.5% | -12.1% | 30.8% |
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| Population Density | 1,183.3 | 342.6 | 93.4 |
| Land Area | 13.1 | 55.1 | 3,531,905.4 |
| Water Area | 0.4 | 2.9 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | North Reading, MA | Augusta, ME | United States |
| Age 0 to 4 | 5.9% | 5.6% | 5.9% |
| Age 5 to 9 | 6.6% | 4.3% | 6.1% |
| Age 10 to 14 | 5.8% | 4.0% | 6.6% |
| Age 15 to 17 | 5.0% | 3.7% | 3.9% |
| Age 18 to 20 | 2.2% | 2.8% | 4.0% |
| Age 21 to 24 | 4.4% | 4.3% | 5.2% |
| Age 25 to 34 | 11.5% | 15.2% | 13.8% |
| Age 35 to 44 | 12.9% | 10.2% | 12.9% |
| Age 45 to 54 | 17.3% | 13.2% | 12.6% |
| Age 55 to 59 | 8.3% | 8.1% | 6.7% |
| Age 60 to 64 | 7.7% | 5.6% | 6.3% |
| Age 65 to 74 | 9.0% | 11.7% | 9.6% |
| Age 75 to 84 | 2.8% | 8.4% | 4.5% |
| Age 85 and over | 0.6% | 3.0% | 1.9% |
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| Race | | | |
| | North Reading, MA | Augusta, ME | United States |
| White | 89.3% | 91.1% | 59.4% |
| Black | 1.3% | 1.2% | 12.2% |
| Asian | 3.7% | 0.9% | 5.6% |
| Native American | 0.0% | 0.9% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.6% | 0.1% | 0.4% |
| Two or More Races | 3.1% | 3.6% | 3.2% |
| Hispanic | 2.0% | 2.2% | 18.4% |
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| Marriage & Family | | | |
| | North Reading, MA | Augusta, ME | United States |
| Married Population | 61.6% | 33.3% | 49.8% |
| Currently Married | 60.6% | 32.6% | 48.0% |
| Married but Separated | 1.0% | 0.7% | 1.8% |
| Single Population | 38.4% | 66.7% | 50.2% |
| Never Married | 26.5% | 37.6% | 33.8% |
| Divorced | 8.1% | 21.4% | 10.8% |
| Widowed | 3.8% | 7.7% | 5.6% |
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| Household Size | 2.63 | 1.94 | 2.60 |
| Households | 5,848 | 9,310 | 124,010,992 |
| Family Households | 4,307 | 4,199 | 80,755,759 |
| Married couple, w/children | 40.3% | 19.9% | 30.5% |
| Married couple, no children | 46.1% | 40.3% | 42.9% |
| Non Family Households | 1,541 | 5,111 | 43,255,233 |
| Single householder, w/children | 8.4% | 29.0% | 15.8% |
| Single householder, no children | 5.3% | 10.8% | 10.8% |