Sienna Plantation Cdp, Texas
As of the census of 2000, there were 1896 residents, 565 households, and 511 families in the census designated place. The population density was 117.4 people per square mile (45.33/kmē), it is the 134th least densely populated census designated place in the U.S. state of Texas. There were 665 housing units at an average density of 41.2 per square mile (15.91/kmē). The average household size was 3.36 persons, and the average family size was 3.56 persons. In the census designated place the population is diverse age-wise, with 35.6% under the age of 18, 5.1% from 18 to 24, 40.5% from 25 to 44, 16.2% from 45 to 64, and 2.5% who were 65 or older. For every 100 females there were 106.8 males. For every 100 females age 18 and over, there were 98.2 males. The median age is 31.5 years, the median age of male residents at 31.3 and the median age of female residents at 31.7. The racial makeup of the census designated place was 1264 White, 314 Black or African American, 11 American Indian, 87 Asian, Native Hawaiian, 46 from two or more races and 174 Ohter races.
The median income for a household in the census designated place was $97466, it is Texas's 30th wealthiest census designated place by median household income. The median income for a family in the census designated place was $100310, it is 36th wealthiest census designated place by median family income in Texas. The per capita income for the census designated place was $34432, it is 75th wealthiest census designated place by per capita income in Texas. The median income of census designated place was $50067, Median income for males is $61964, compared with $36059 for females.
In 2000, 575 pupils and students, of which 54.78% are male and 45.22% are female, 30.33% of the total population, are in the education system. Of which, percentage of enrollment student are in, 12.35% nursery or pri school, 6.26% kindergarten, 55.83% elementary school, 17.22% high school and 8.35% College graduate school.
| Year | Population |
|---|---|
| April 2000 census | 24043 |
| April 2000 Estimate | 24131 |
| July 2000 Estimate | 24278 |
| July 2001 Estimate | 24852 |
| July 2002 Estimate | 26961 |
| July 2003 Estimate | 27612 |
| July 2004 Estimate | 29225 |
| July 2005 Estimate | 30011 |
| July 2006 Estimate | 31360 |
| July 2007 Estimate | 32850 |
| July 2008 Estimate | 33595 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 52 | 19 | 71 |
| Kindergarten | 34 | 2 | 36 |
| Elementary school | 127 | 194 | 321 |
| High school | 80 | 19 | 99 |
| College or graduate school | 22 | 26 | 48 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Sienna Plantation CDP, Texas | $97466 | $100310 | $34432 |
| Fort Bend County, Texas | $63831 | $69781 | $24985 |
| Texas, United States | $39927 | $45861 | $19617 |
| United States | $41994 | $50046 | $21587 |