Rocklin, California Population 2021

72,339
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Rocklin is a city located in California. With a 2020 population of 72,339, it is the 122nd largest city in California and the 506th largest city in the United States. Rocklin is currently growing at a rate of 2.49% annually and its population has increased by 26.97% since the most recent census, which recorded a population of 56,974 in 2010. Rocklin reached it's highest population of 72,339 in 2021. Spanning over 20 miles, Rocklin has a population density of 3,652 people per square mile.

The average household income in Rocklin is $117,257 with a poverty rate of 5.63%. The median rental costs in recent years comes to $1,675 per month, and the median house value is $481,900. The median age in Rocklin is 37.5 years, 35.2 years for males, and 39.6 years for females. For every 100 females there are 94.0 males.

Rocklin Demographics

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

  • White: 79.01%
  • Asian: 9.81%
  • Two or more races: 5.97%
  • Other race: 2.76%
  • Black or African American: 1.85%
  • Native American: 0.50%
  • Native Hawaiian or Pacific Islander: 0.09%
The current population of Rocklin, California is 72,339, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 67,065.The last official US Census in 2010 recorded the population at 56,974.

Rocklin, California Population 2021

Population by Race

Race Population Percentage
White51,22879.01%
Asian6,3629.81%
Two or More Races3,8715.97%
Some Other Race1,7872.76%
Black or African American1,2021.85%
American Indian and Alaska Native3240.50%
Native Hawaiian and Other Pacific Islander610.09%
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Rocklin Population by Race

Rocklin Population Pyramid 2021

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Rocklin Median Age

37.5


Total

35.2


Male

39.6


Female

Rocklin Adults

There are 48,070 adults, (8,236 of whom are seniors) in Rocklin.

Rocklin Age Dependency

62.8

Age Dependency Ratio

20.7

Old Age Dependency Ratio

42.1

Child Dependency Ratio

Rocklin Sex Ratio

Female

33,414

51.54%

Male

31,421

48.46%

Rocklin Population by Age

Rocklin Renter vs Owner Occupied by Household Type

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Rocklin Household Types

Type Owner Renter
Married79.4%20.6%
All67.1%32.9%
Male50.4%49.6%
Non Family50%50%
Female47.7%52.3%

67.1%

Rate of Home Ownership

Rocklin Households and Families

Type Count Average Size Owned
All22,3602.8667.1
Married13,1953.5179.4
Non Family6,2371.3150
Female2,3113.2547.7
Male6173.1850.4

3.4

Average Family Size

2.86

Average Household Size

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Rocklin Households by Type

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Education Attained Count Percentage
Less Than 9th Grade5901.41%
9th to 12th Grade1,0262.46%
High School Graduate6,06014.52%
Some College9,96923.89%
Associates Degree4,74211.36%
Bachelors Degree12,73430.51%
Graduate Degree6,61415.85%
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Rocklin Educational Attainment by Sex (over 25)

Rocklin Educational Attainment by Race

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Name Total High School Bachelors
White31,17630,36814,328
Hispanic4,5904,0811,737
Asian4,1663,9792,590
Multiple Races1,1751,144563
Other Race1,078942437
Black761710222
Native American19019058
Islander4655

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

The highest rate of bachelors degrees is among asian people with a rate of 62.17%.

Rocklin Educational Attainment by Race

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Name Average Male Female
Overall$60,531$74,179$48,377
Less Than High School$28,670$29,904$18,625
High School Grad$40,820$50,073$28,102
Some College$49,299$58,098$41,965
Bachelors Degree$77,174$94,697$57,364
Graduate Degree$90,429$103,143$72,528

$60,531

Average Earnings

$74,179

Average Male

$48,377

Average Female

Rocklin Earnings by Educational Attainment

Rocklin Language by Age

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Rocklin Language

84.96% of Rocklin residents speak only English, while 15.04% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.81% of the population.

Rocklin Language

Rocklin Poverty by Race

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Name Total In Poverty Poverty Rate
White45,4832,5085.51%
Hispanic7,9545687.14%
Asian6,2403806.09%
Multiple3,8071373.60%
Other1,7381005.75%
Black1,137292.55%
Islander4936.12%

5.63%

Overall Poverty Rate

5.16%

Male Poverty Rate

6.08%

Female Poverty Rate

Poverty in Rocklin

The race most likely to be in poverty in Rocklin is Hispanic, with 7.14% below the poverty level.

The race least likely to be in poverty in Rocklin is Black, with 2.55% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.40%. Among those working part-time, it was 7.06%, and for those that did not work, the poverty rate was 11.57%.

Rocklin Poverty

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Name Poverty
Less Than High School21.99%
High School8.51%
Some College5.52%
Bachelors or Greater2.44%

Rocklin Poverty Rate by Education

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Name Poverty
Female Unemployed14.53%
Male Unemployed13.21%
Female Employed4.10%
Male Employed2.19%

Rocklin Poverty Rate by Employment Status and Sex

Rocklin Income by Household Type

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Name Median Mean
Households$98,566$117,257
Families$116,440$133,731
Married Families$130,014-
Non Families$49,993$69,568
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Income by Household Type

Rocklin Marital Status

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Marriage Rates

54.7%

Overall Marriage Rate

57.1%

Male Marriage Rate

52.6%

Female Marriage Rate

Rocklin Married by Age and Sex

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Rocklin Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Rocklin Marital Status by Race

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Rocklin Marital Status

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3,412

Number of Veterans

3,232

Male Veterans

180

Female Veterans

War Veterans
Vietnam1,180
First Gulf War1,057
Second Gulf War750
Korea251
World War II83

Rocklin Veterans by War

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Age Group Veterans
35 to 541,114
65 to 74812
75+680
55 to 64491
18 to 34315

Rocklin Veterans by Age

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Name Veterans % of Total
White2,9007.47%
Hispanic2544.48%
Asian1873.98%
2 or More1437.58%
Black859.80%
Indian5626.29%
Other413.10%

Rocklin Veterans by Race

Rocklin Veterans by Education

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3.93%

Veteran Poverty Rate

19.84%

Veteran Disability Rate

Rocklin Veterans by Education

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66.4%

Labor Force Participation

63%

Employment Rate

4.4%

Unemployment Rate

Rocklin Employment by Age

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Rocklin Employment by Race

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Rocklin 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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65.81%

Born in California

87.99%

Native Born

12.01%

Foreign Born

4.70%

Non Citizen

7.30%

Naturalized

Place of Birth

87.99% of Rocklin residents were born in the United States, with 65.81% having been born in California. 4.70% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Rocklin Place of Birth

Year Population Growth Annual Growth Rate
202172,3391,7582.49%
202070,5811,7582.55%
201968,8231,7582.62%
201867,0652,4113.73%
201764,6542,0493.27%
201662,6051,6972.79%
201560,9088481.41%
201460,0604470.75%
201359,6136511.10%
201258,9625360.92%
201158,4269521.66%
201057,47421,1444.69%
200036,33017,2976.68%
199019,03311,6899.99%
19807,3444,3059.22%
19703,0391,5447.35%
19601,4953402.61%
19501,1553603.81%
1940795710.94%
1930724811.19%
1920643-383-4.57%
19101,026-24-0.23%
19001,050-6-0.06%
18901,0564325.40%
1880624821.42%
18705420.00%

Rocklin Population by Year