Imperial County, California Population 2021

Imperial County, California's estimated population is 180,599 with a growth rate of -0.17% in the past year according to the most recent United States census data. Imperial County, California is the 31st largest county in California. The 2010 Population was 174,716 and has seen a growth of 3.37% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021180,599-308-0.17%
2020180,907-308-0.17%
2019181,215-308-0.17%
2018181,523-126-0.07%
2017181,6491,4700.82%
2016180,1791,2420.69%
2015178,9379630.54%
2014177,9741,5360.87%
2013176,438-137-0.08%
2012176,5757890.45%
2011175,7861,0700.61%
2010174,71665,41359.85%
1990109,30317,19318.67%
198092,11017,61823.65%
197074,4922,3873.31%
196072,1059,13014.50%
195062,9753,2355.42%
194059,740-1,163-1.91%
193060,90317,45040.16%
192043,45329,862219.72%
191013,5910.00%
2021 Growth Rate
-0.17%
County Website
County Seat
2010 Population
174,716
Growth (since 2010)
3.37%
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Imperial County, California Population Growth

Population by Race

Race Population Percentage
White117,65865.11%
Some Other Race47,13926.09%
Two or More Races6,5143.60%
Black or African American4,4892.48%
Asian2,6801.48%
American Indian and Alaska Native1,9121.06%
Native Hawaiian and Other Pacific Islander3090.17%
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Imperial County, California Population by Race

Imperial County, California Population Pyramid 2021

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Imperial County, California Median Age

32.4


Total

31.5


Male

33.5


Female

Imperial County, California Adults

There are 128,848 adults, (22,841 of whom are seniors) in Imperial County, California.

Imperial County, California Age Dependency

70.5

Age Dependency Ratio

21.5

Old Age Dependency Ratio

48.9

Child Dependency Ratio

Imperial County, California Sex Ratio

Female

87,949

48.67%

Male

92,752

51.33%

Imperial County, California Population by Age

Imperial County, California Renter vs Owner Occupied by Household Type

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Imperial County, California Household Types

Type Owner Renter
Married68.3%31.7%
All58.3%41.7%
Male55.3%44.7%
Non Family53.2%46.8%
Female40%60%

58.3%

Rate of Home Ownership

Imperial County, California Households and Families

Type Count Average Size Owned
All44,8293.8158.3
Married22,3554.4968.3
Non Family10,6821.2653.2
Female8,5634.9140
Male3,2294.5955.3

4.49

Average Family Size

3.81

Average Household Size

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Imperial County, California Households by Type

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Education Attained Count Percentage
Less Than 9th Grade17,18215.60%
9th to 12th Grade16,15414.67%
High School Graduate26,78224.32%
Some College26,06123.66%
Associates Degree7,1866.53%
Bachelors Degree11,71610.64%
Graduate Degree5,0444.58%
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Imperial County, California Educational Attainment by Sex (over 25)

Imperial County, California Educational Attainment by Race

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Name Total High School Bachelors
Hispanic88,55657,56111,734
Other Race29,05216,9262,862
White14,81913,8103,658
Black3,4182,546325
Multiple Races3,3112,651612
Asian1,9041,595893
Native American1,206942217
Islander20520515

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

The highest rate of bachelors degrees is among asian people with a rate of 46.90%.

Imperial County, California Educational Attainment by Race

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Name Average Male Female
Overall$30,147$36,688$23,233
Less Than High School$17,025$24,139$12,295
High School Grad$26,626$34,598$18,764
Some College$31,468$38,138$26,824
Bachelors Degree$43,476$58,598$34,669
Graduate Degree$72,366$77,500$65,776

$30,147

Average Earnings

$36,688

Average Male

$23,233

Average Female

Imperial County, California Earnings by Educational Attainment

Imperial County, California Language by Age

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Imperial County, California Language

23.48% of Imperial County, California residents speak only English, while 76.52% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 75.03% of the population.

Imperial County, California Language

Imperial County, California Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic145,18437,38125.75%
Other41,09710,45725.44%
White18,4882,36812.81%
Multiple6,0041,28221.35%
Black2,53088234.86%
Native1,74972241.28%
Asian2,45728611.64%
Islander2879633.45%

24.09%

Overall Poverty Rate

21.82%

Male Poverty Rate

26.25%

Female Poverty Rate

Poverty in Imperial County, California

The race most likely to be in poverty in Imperial County, California is Native, with 41.28% below the poverty level.

The race least likely to be in poverty in Imperial County, California is Asian, with 11.64% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.23%. Among those working part-time, it was 22.95%, and for those that did not work, the poverty rate was 31.49%.

Imperial County, California Poverty

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Name Poverty
Less Than High School32.49%
High School20.93%
Some College13.73%
Bachelors or Greater5.87%

Imperial County, California Poverty Rate by Education

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Name Poverty
Female Unemployed43.32%
Male Unemployed32.93%
Female Employed13.54%
Male Employed8.06%

Imperial County, California Poverty Rate by Employment Status and Sex

Imperial County, California Income by Household Type

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Name Median Mean
Households$47,622$64,355
Families$55,256$70,714
Married Families$67,261$83,566
Non Families$22,469$38,632
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Income by Household Type

Imperial County, California Marital Status

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Marriage Rates

41.9%

Overall Marriage Rate

43.1%

Male Marriage Rate

40.7%

Female Marriage Rate

Imperial County, California Married by Age and Sex

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Imperial County, California Marriage

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

Imperial County, California Marital Status by Race

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Imperial County, California Marital Status

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5,528

Number of Veterans

5,101

Male Veterans

427

Female Veterans

War Veterans
Vietnam1,812
Second Gulf War1,194
First Gulf War1,039
Korea391
World War II251

Imperial County, California Veterans by War

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Age Group Veterans
65 to 741,486
35 to 541,472
75+1,170
55 to 64715
18 to 34685

Imperial County, California Veterans by Age

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Name Veterans % of Total
White4,1765.10%
Hispanic3,0472.90%
Other7412.12%
Black2797.05%
2 or More1473.83%
Indian1389.70%
Asian472.27%

Imperial County, California Veterans by Race

Imperial County, California Veterans by Education

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8.29%

Veteran Poverty Rate

33.88%

Veteran Disability Rate

Imperial County, California Veterans by Education

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52.4%

Labor Force Participation

44.7%

Employment Rate

14.2%

Unemployment Rate

Imperial County, California Employment by Age

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Imperial County, California Employment by Race

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Imperial County, California 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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58.63%

Born in California

69.28%

Native Born

30.72%

Foreign Born

14.97%

Non Citizen

15.76%

Naturalized

Place of Birth

69.28% of Imperial County, California residents were born in the United States, with 58.63% having been born in California. 14.97% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Imperial County, California Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources