Suffolk County, Massachusetts
As of the census of 2000, there were 689807 residents, 278722 households, and 139159 families in the county. The population density was 11788.4 people per square mile (4551.53/kmē), it is the most populated county in terms of population density. There were 292520 housing units at an average density of 4999 per square mile (1930.12/kmē). The average household size was 2.34 people, and the average family size was 3.17 people. In the county the population was distributed as follows: 20.2% under the age of 18, 15.1% from 18 to 24, 35.5% from 25 to 44, 18.1% from 45 to 64, and 11% who were 65 or older. For every 100 females there were 93.2 males. For every 100 females age 18 and over, there were 90.5 males. According to July 2008 Census Bureau estimates, the population of the county is 732684, The racial makeup of the county was 66.75% White, 23.34% Black or African American, 0.49% American Indian, 7.6% Asian, 0.15% Native Hawaiian, and 1.68% from two or more races.
The median income for a household in the county was $39355, it is second poorest county by median household income in Massachusetts. The median income for a family in the county was $44361, making it the poorest county by median family income among the Massachusetts. The per capita income for the county was $22766, making its Massachusetts's ninth highest county by per capita income.
In 2000, 209914 pupils and students, of which 104164 are male and 105750 are female, 30.43% of the total population, are in the education system. Of which, total enrollment of student are in, 8285 nursery or pri school, 9246 kindergarten, 66175 elementary school, 34948 high school and 91260 College graduate school.
| Rank | City | County | Total Area mi2 | Land Area mi2 | Water Area mi2 | Population | Density mi2 | Per capita Income | House hold Income |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Boston City | Suffolk County | 89.63 | 48.43 | 41.21 | 589141 | 12165.8 | 23353 | 39629 |
| 2 | Chelsea City | Suffolk County | 2.48 | 2.19 | 0.29 | 35080 | 16036.8 | 14628 | 30161 |
| 3 | Revere City | Suffolk County | 10.03 | 5.91 | 4.11 | 47283 | 7994.2 | 19698 | 37067 |
| 4 | Winthrop Cdp | Suffolk County | 8.3 | 1.99 | 6.31 | 18303 | 9208.3 | 27374 | 53122 |
| Year | Population |
|---|---|
| April 2000 census | 689807 |
| April 2000 Estimate | 689809 |
| July 2000 Estimate | 690721 |
| July 2001 Estimate | 704979 |
| July 2002 Estimate | 710660 |
| July 2003 Estimate | 711347 |
| July 2004 Estimate | 709969 |
| July 2005 Estimate | 711331 |
| July 2006 Estimate | 715450 |
| July 2007 Estimate | 727546 |
| July 2008 Estimate | 732684 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 4347 | 3938 | 8285 |
| Kindergarten | 5053 | 4193 | 9246 |
| Elementary school | 33969 | 32206 | 66175 |
| High school | 17573 | 17375 | 34948 |
| College or graduate school | 43222 | 48038 | 91260 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Suffolk County, Massachusetts | $39355 | $44361 | $22766 |
| Massachusetts, United States | $50502 | $61664 | $25952 |
| United States | $41994 | $50046 | $21587 |