Geography
Newcastle is located at 47°31'60" North, 122°10'20" West (47.533215, -122.172101)1.
Bordering Newcastle to the north is Bellevue, and to the south is Renton.
According to the United States Census Bureau, the city has a total area of 11.6 km² (4.5 mi²). 11.6 km² (4.5 mi²) of it is land and 0.22% is water.
Demographics
As of the census of 2000, there are 7,737 people, 3,028 households, and 2,189 families residing in the city. The population density is 668.3/km² (1,731.5/mi²). There are 3,117 housing units at an average density of 269.2/km² (697.6/mi²). The racial makeup of the city is 75.05% White, 1.62% African American, 0.45% Native American, 18.25% Asian, 0.25% Pacific Islander, 1.36% from other races, and 3.02% from two or more races. 2.88% of the population are Hispanic or Latino of any race.
There are 3,028 households out of which 34.3% have children under the age of 18 living with them, 63.7% are married couples living together, 5.8% have a female householder with no husband present, and 27.7% are non-families. 20.5% of all households are made up of individuals and 2.8% have someone living alone who is 65 years of age or older. The average household size is 2.55 and the average family size is 2.98.
In the city the population is spread out with 23.4% under the age of 18, 7.2% from 18 to 24, 37.9% from 25 to 44, 24.9% from 45 to 64, and 6.6% who are 65 years of age or older. The median age is 36 years. For every 100 females there are 100.0 males. For every 100 females age 18 and over, there are 97.9 males.
The median income for a household in the city is $80,320, and the median income for a family is $91,381. Males have a median income of $60,639 versus $41,868 for females. The per capita income for the city is $35,057. 2.0% of the population and 1.8% of families are below the poverty line. Out of the total people living in poverty, 1.1% are under the age of 18 and 6.6% are 65 or older.
Newcastle was originally a coal mining town founded in the 1870s. Coal mining ended in 1963. The area was an unincorporated part of King County until it incorporated as a city in 1994. Currently the city is a suburban community; most residents work in nearby Seattle, Bellevue, or Renton. The most notable attraction of the area is probably The Golf Club at Newcastle.History