Allen is a city in Collin County, Texas (USA). As of the 2000 census, the city had a total population of 43,554. As of September 2005, the city's population is estimated at 69,891.

Allen is located at 33°5′59″N, 96°39′47″W (33.099748, -96.662922) GR1 .

According to the United States Census Bureau , after buying the Chase Oaks Golf Course the city has a total area of 68.2 km² (26.3 mi² ). 68.2 km² (26.3 mi²) of it is land and none of the area is covered with water .

As of the census GR2 of 2000, there were 43,554 people, 14,205 households, and 12,045 families residing in the city. The population density was 638.4/km² (1,653.6/mi²). There were 15,227 housing units at an average density of 223.2/km² (578.1/mi²). The racial makeup of the city was 87.14% White , 4.40% African American , 0.52% Native American , 3.73% Asian , 0.05% Pacific Islander , 2.41% from other races , and 1.75% from two or more races. Hispanic or Latino of any race were 6.98% of the population.

There were 14,205 households out of which 55.5% had children under the age of 18 living with them, 74.6% were married couples living together, 7.4% had a female householder with no husband present, and 15.2% were non-families. 11.9% of all households were made up of individuals and 1.6% had someone living alone who was 65 years of age or older. The average household size was 3.07 and the average family size was 3.35.

In the city the population was spread out with 34.9% under the age of 18, 5.4% from 18 to 24, 40.7% from 25 to 44, 16.2% from 45 to 64, and 2.8% who were 65 years of age or older. The median age was 31 years. For every 100 females there were 99.7 males. For every 100 females age 18 and over, there were 97.3 males.

The median income for a household in the city was $78,924, and the median income for a family was $82,747. Males had a median income of $60,754 versus $36,067 for females. The per capita income for the city was $28,575. About 2.0% of families and 3.0% of the population were below the poverty line , including 3.2% of those under age 18 and 2.6% of those age 65 or over.

Wikipedia contributors, "Allen, Texas," Wikipedia, The Free Encyclopedia, http://en.wikipedia.org/w/index.php?title=Allen,_Texas&oldid=72922490 (accessed September 1, 2006).