| | Lyme, NH | Chagrin Falls, OH | United States |
| Population | 1,658 | 4,156 | 329,725,481 |
| Female Population | 51.8% | 56.3% | 50.5% |
| Male Population | 48.3% | 43.7% | 49.5% |
| Median Age | 47.8 | 50.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,714 | 4,096 | 309,327,143 |
| Population - 2000 | 1,679 | 4,024 | 285,036,114 |
| Population - 1990 | 1,496 | 4,146 | 251,960,433 |
| Pop. 2000 to Now | 0.4% | -2.7% | 15.6% |
| Pop. 1990 to Now | 12.6% | -5.6% | 30.8% |
| space4 | | | |
| Population Density | 30.8 | 2,002.9 | 93.4 |
| Land Area | 53.8 | 2.1 | 3,531,905.4 |
| Water Area | 0.9 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Lyme, NH | Chagrin Falls, OH | United States |
| Age 0 to 4 | 5.1% | 3.0% | 5.9% |
| Age 5 to 9 | 3.3% | 4.7% | 6.1% |
| Age 10 to 14 | 7.6% | 7.6% | 6.6% |
| Age 15 to 17 | 4.2% | 5.8% | 3.9% |
| Age 18 to 20 | 4.5% | 2.3% | 4.0% |
| Age 21 to 24 | 2.8% | 0.2% | 5.2% |
| Age 25 to 34 | 9.2% | 6.0% | 13.8% |
| Age 35 to 44 | 11.0% | 14.8% | 12.9% |
| Age 45 to 54 | 12.4% | 11.2% | 12.6% |
| Age 55 to 59 | 5.7% | 11.0% | 6.7% |
| Age 60 to 64 | 9.5% | 8.4% | 6.3% |
| Age 65 to 74 | 17.9% | 9.5% | 9.6% |
| Age 75 to 84 | 4.5% | 8.2% | 4.5% |
| Age 85 and over | 2.4% | 7.3% | 1.9% |
| space1 | | | |
| Race | | | |
| | Lyme, NH | Chagrin Falls, OH | United States |
| White | 92.3% | 92.4% | 59.4% |
| Black | 0.1% | 1.7% | 12.2% |
| Asian | 2.5% | 2.0% | 5.6% |
| Native American | 0.1% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.5% | 0.4% |
| Two or More Races | 2.4% | 2.2% | 3.2% |
| Hispanic | 2.5% | 1.2% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Lyme, NH | Chagrin Falls, OH | United States |
| Married Population | 59.3% | 57.8% | 49.8% |
| Currently Married | 58.9% | 56.2% | 48.0% |
| Married but Separated | 0.4% | 1.5% | 1.8% |
| Single Population | 40.7% | 42.2% | 50.2% |
| Never Married | 25.2% | 22.2% | 33.8% |
| Divorced | 11.2% | 12.8% | 10.8% |
| Widowed | 4.3% | 7.2% | 5.6% |
| space5 | | | |
| Household Size | 2.70 | 2.11 | 2.60 |
| Households | 609 | 1,946 | 124,010,992 |
| Family Households | 444 | 1,179 | 80,755,759 |
| Married couple, w/children | 33.6% | 28.4% | 30.5% |
| Married couple, no children | 55.6% | 52.1% | 42.9% |
| Non Family Households | 165 | 767 | 43,255,233 |
| Single householder, w/children | 6.3% | 12.0% | 15.8% |
| Single householder, no children | 4.5% | 7.5% | 10.8% |