Castle Hills, Texas Population 2021

4,480
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Castle Hills is a city located in Texas. With a 2020 population of 4,480, it is the 396th largest city in Texas and the 5084th largest city in the United States . Castle Hills is currently growing at a rate of 0.11% annually and its population has increased by 8.84% since the most recent census, which recorded a population of 4,116 in 2010. Castle Hills reached it's highest population of 5,311 in 1970. Spanning over 2 miles, Castle Hills has a population density of 1,814 people per square mile.

The average household income in Castle Hills is $151,562 with a poverty rate of 8.51%. The median rental costs in recent years comes to $941 per month, and the median house value is $298,200. The median age in Castle Hills is 46.8 years, 44.9 years for males, and 48.5 years for females.

Castle Hills Demographics

According to the most recent ACS, the racial composition of Castle Hills was:

  • White: 94.90%
  • Other race: 2.09%
  • Asian: 2.07%
  • Black or African American: 0.74%
  • Two or more races: 0.20%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Castle Hills, Texas is 4,480 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 4,465.The last official US Census in 2010 recorded the population at 4,116.

Castle Hills, Texas Population 2021

Population by Race

Race Population Percentage
White4,22094.90%
Some Other Race932.09%
Asian922.07%
Black or African American330.74%
Two or More Races90.20%
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Castle Hills Population by Race

Castle Hills Population Pyramid $2021

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Castle Hills Median Age

46.8


Total

44.9


Male

48.5


Female

Castle Hills Adults

There are 3,479 adults, (1,048 of whom are seniors) in Castle Hills.

Castle Hills Age Dependency

82.9

Age Dependency Ratio

43.1

Old Age Dependency Ratio

39.8

Child Dependency Ratio

Castle Hills Sex Ratio

Female

2,298

51.68%

Male

2,149

48.32%

Castle Hills Population by Age

Castle Hills Renter vs Owner Occupied by Household Type

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Castle Hills Household Types

Type Owner Renter
Male100%0%
Married97.2%2.8%
All83.8%16.2%
Female72.2%27.8%
Non Family60.5%39.5%

83.8%

Rate of Home Ownership

Castle Hills Households and Families

Type Count Average Size Owned
All1,6522.6783.8
Married9523.4297.2
Non Family4961.1560.5
Female1622.8872.2
Male422.98100

3.28

Average Family Size

2.67

Average Household Size

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Castle Hills Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1474.52%
9th to 12th Grade1635.01%
High School Graduate2698.27%
Some College72022.13%
Associates Degree2337.16%
Bachelors Degree1,00030.74%
Graduate Degree72122.16%
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Castle Hills Educational Attainment by Sex (over 25)

Castle Hills Educational Attainment by Race

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Race Total High School Bachelors
White1,9071,8091,195
Hispanic1,2491,060503
Other Race737346
Asian603716
Black2929
2+ Races777

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among 2+ races people with a rate of 100.00%.

Castle Hills Educational Attainment by Race

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Name Average Male Female
Overall$53,477$64,231$44,875
Less Than 9th Grade$30,789$31,003$
High School Graduate$$$21,429
Some College$40,931$54,188$27,326
Bachelors Degree$71,429$79,844$59,375
Graduate Degree$65,250$97,750$58,000

$53,477

Average Earnings

$64,231

Average Male

$44,875

Average Female

Castle Hills Earnings by Educational Attainment

Castle Hills Language by Age

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Castle Hills Language

64.82% of Castle Hills residents speak only English, while 35.18% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 32.22% of the population.

Castle Hills Language

Castle Hills Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic1,93420510.60%
White2,3551626.88%
Asian9277.61%
Black3226.25%

8.51%

Overall Poverty Rate

5.30%

Male Poverty Rate

11.50%

Female Poverty Rate

Poverty in Castle Hills

The race most likely to be in poverty in Castle Hills is Hispanic, with 10.60% below the poverty level.

The race least likely to be in poverty in Castle Hills is Black, with 6.25% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.24%. Among those working part-time, it was 8.19%, and for those that did not work, the poverty rate was 14.07%.

Castle Hills Poverty

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Name Poverty
Less Than 9th Grade23.70%
High School6.04%
Some College4.43%
Bachelors or Greater4.19%

Castle Hills Poverty Rate by Education

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Rate Poverty
Female Employed4.14%
Male Employed2.15%
Female Unemployed0.00%
Male Unemployed0.00%

Castle Hills Poverty Rate by Employment Status and Sex

Castle Hills Income by Household Type

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Name Median Mean
Households$96,848$151,562
Families$126,310$168,275
Married Families$129,773-
Non Families$47,083$110,305
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Income by Household Type

Castle Hills Marital Status

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Marriage Rates

55.1%

Overall Marriage Rate

59.4%

Male Marriage Rate

51.3%

Female Marriage Rate

Castle Hills Married by Age and Sex

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Castle Hills Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 55-64.

Castle Hills Marital Status by Race

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Castle Hills Marital Status

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392

Number of Veterans

363

Male Veterans

29

Female Veterans

War Veterans
Vietnam159
Second Gulf War67
First Gulf War60
World War II59
Korea6

Castle Hills Veterans by War

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Age Group Veterans
65 to 74131
75+120
35 to 5465
55 to 6464
18 to 3412

Castle Hills Veterans by Age

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Name Veterans % of Total
White39211.93%
Hispanic1399.78%

Castle Hills Veterans by Race

Castle Hills Veterans by Education

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4.59%

Veteran Poverty Rate

37.76%

Veteran Disability Rate

Castle Hills Veterans by Education

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63.9%

Labor Force Participation

61.8%

Employment Rate

3.2%

Unemployment Rate

Castle Hills Employment by Age

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Castle Hills Employment by Race

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Castle Hills Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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62.20%

Born in Castle Hills

87.54%

Native Born

12.46%

Foreign Born

6.75%

Non Citizen

5.71%

Naturalized

Place of Birth

87.54% of Castle Hills residents were born in the United States, with 62.20% having been born in Texas. 6.75% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Castle Hills Place of Birth

Year Population Growth Annual Growth Rate
20214,48050.11%
20204,47550.11%
20194,47050.11%
20184,46580.18%
20174,457140.32%
20164,443430.98%
20154,400471.08%
20144,353631.47%
20134,290441.04%
20124,246491.17%
20114,197601.45%
20104,137-65-0.16%
20004,20240.01%
19904,198-575-1.28%
19804,773-538-1.06%
19705,3112,6897.31%
19602,6220.00%

Castle Hills Population by Year