San Carlos, California Population 2020

31,330

San Carlos is a city located in California. With a 2020 population of 31,330, it is the 235th largest city in California and the 1240th largest city in the United States. San Carlos is currently growing at a rate of 1.57% annually and its population has increased by 10.29% since the most recent census, which recorded a population of 28,406 in 2010. Spanning over 6 miles, San Carlos has a population density of 5,682 people per square mile.

The average household income in San Carlos is $220,064 with a poverty rate of 2.93%. The median rental costs in recent years comes to $2,182 per month, and the median house value is $1.50 Mn. The median age in San Carlos is 42.2 years, 40.7 years for males, and 43.4 years for females. For every 100 females there are 92.8 males.

San Carlos Demographics

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

  • White: 75.17%
  • Asian: 16.22%
  • Two or more races: 5.92%
  • Other race: 1.55%
  • Black or African American: 0.68%
  • Native Hawaiian or Pacific Islander: 0.38%
  • Native American: 0.08%
The current population of San Carlos, California is 31,330, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 30,364.The last official US Census in 2010 recorded the population at 28,406.

San Carlos, California Population 2020

Population by Race

Race Population Percentage
White22,61275.17%
Asian4,87916.22%
Two or More Races1,7815.92%
Some Other Race4661.55%
Black or African American2050.68%
Native Hawaiian and Other Pacific Islander1130.38%
American Indian and Alaska Native240.08%

San Carlos Population Pyramid 2020

San Carlos Median Age

42.2


Total

40.7


Male

43.4


Female

San Carlos Adults

There are 22,729 adults, (4,658 of whom are seniors) in San Carlos.

San Carlos Age Dependency

66.5

Age Dependency Ratio

25.8

Old Age Dependency Ratio

40.7

Child Dependency Ratio

San Carlos Sex Ratio

Female

15,602

51.87%

Male

14,478

48.13%

San Carlos Households and Families

San Carlos Renter vs Owner Occupied by Household Type

San Carlos Household Types

Type Owner Renter
Married81.4%18.6%
All71.9%28.1%
Male58.6%41.4%
Female57.7%42.3%
Non Family57%43%

71.9%

Rate of Home Ownership

Type Count Average Size Owned
All11,3272.6471.9
Married6,8933.281.4
Non Family3,1731.2757
Female9063.1957.7
Male3552.6758.6

3.12

Average Family Size

2.64

Average Household Size

4.2%

Unmarried (Opposite Sex)

0.2%

Unmarried (Same Sex)

San Carlos Education

Education Attained Count Percentage
Less Than 9th Grade2841.34%
9th to 12th Grade3171.49%
High School Graduate1,7888.41%
Some College2,85013.40%
Associates Degree1,4356.75%
Bachelors Degree7,44735.02%
Graduate Degree7,14133.59%

San Carlos Educational Attainment by Race

Name Total High School Bachelors
White14,96914,71610,191
Asian3,6453,5542,922
Hispanic1,6711,455806
Multiple Races744732503
Other Race396322215
Black175164129
Islander967317
Native American2424

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 80.16%.

Name Average Male Female
Overall$101,356$125,629$74,812
Less Than High School$21,020$38,750$
High School Grad$41,637$63,167$24,526
Some College$59,563$62,950$57,610
Bachelors Degree$100,455$125,625$74,375
Graduate Degree$138,271$162,167$106,169

$101,356

Average Earnings

$125,629

Average Male

$74,812

Average Female

San Carlos Language

San Carlos Language by Age

San Carlos Language

78.56% of San Carlos residents speak only English, while 21.44% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 8.55% of the population.

San Carlos Poverty

San Carlos Poverty by Race

Name Total In Poverty Poverty Rate
White20,5625722.78%
Hispanic2,5551766.89%
Asian4,868841.73%
Black2054923.90%
Other458429.17%
Multiple1,781140.79%
Islander113119.73%

2.93%

Overall Poverty Rate

2.37%

Male Poverty Rate

3.44%

Female Poverty Rate

Poverty in San Carlos

The race most likely to be in poverty in San Carlos is Black, with 23.90% below the poverty level.

The race least likely to be in poverty in San Carlos is Multiple, with 0.79% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.79%. Among those working part-time, it was 5.09%, and for those that did not work, the poverty rate was 7.26%.

Name Poverty
Less Than High School11.31%
High School8.32%
Some College3.83%
Bachelors or Greater2.17%
Name Poverty
Male Unemployed8.67%
Female Unemployed3.95%
Female Employed2.63%
Male Employed1.57%

San Carlos Income

San Carlos Income by Household Type

Name Median Mean
Households$169,640$220,064
Families$208,516$256,901
Married Families$225,850-
Non Families$82,054$117,556

San Carlos Marital Status

San Carlos Marital Status

Marriage Rates

60.8%

Overall Marriage Rate

63.3%

Male Marriage Rate

58.6%

Female Marriage Rate

San Carlos Married by Age and Sex

San Carlos 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.

San Carlos Marital Status by Race

San Carlos Veterans

965

Number of Veterans

918

Male Veterans

47

Female Veterans

War Veterans
Vietnam248
Korea116
First Gulf War116
World War II81
Second Gulf War64
Age Group Veterans
75+440
65 to 74194
35 to 54181
55 to 64135
18 to 3415
Name Veterans % of Total
White8634.97%
Asian561.48%
2 or More333.98%
Hispanic321.71%
Black136.91%

$San Carlos Veterans by Education

3.42%

Veteran Poverty Rate

29.33%

Veteran Disability Rate

San Carlos Employment Status

71.8%

Labor Force Participation

69%

Employment Rate

3.9%

Unemployment Rate

San Carlos Place of Birth

Origin of Non-Citizens

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

Origin of Naturalized Citizens

53.85%

Born in California

80.31%

Native Born

19.69%

Foreign Born

7.66%

Non Citizen

Place of Birth

80.31% of San Carlos residents were born in the United States, with 53.85% having been born in California. 7.66% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Year Population Growth Annual Growth Rate
202031,3304831.57%
201930,8474831.59%
201830,364-22-0.07%
201730,3864831.62%
201629,903-11-0.04%
201529,9141750.59%
201429,7393021.03%
201329,4373091.06%
201229,1283781.31%
201128,7503351.18%
201028,4156970.25%
200027,7181,5510.58%
199026,1671,4570.57%
198024,710-1,343-0.53%
197026,0534,6832.00%
196021,3706,9994.05%
195014,37110,85115.11%
19403,5202,38812.01%
19301,1320.00%