Walnut, California Population 2021

29,235
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Walnut is a city located in California. With a 2020 population of 29,235, it is the 248th largest city in California and the 1321st largest city in the United States. Walnut is currently declining at a rate of -0.76% annually but its population has increased by 0.22% since the most recent census, which recorded a population of 29,172 in 2010. Walnut reached it's highest population of 30,015 in 2017. Spanning over 9 miles, Walnut has a population density of 3,251 people per square mile.

The average household income in Walnut is $130,171 with a poverty rate of 6.55%. The median rental costs in recent years comes to $2,359 per month, and the median house value is $774,400. The median age in Walnut is 45.9 years, 44 years for males, and 47.3 years for females. For every 100 females there are 95.8 males.

Walnut Demographics

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

  • Asian: 63.09%
  • White: 20.56%
  • Other race: 7.77%
  • Black or African American: 4.26%
  • Two or more races: 3.41%
  • Native American: 0.51%
  • Native Hawaiian or Pacific Islander: 0.40%
The current population of Walnut, California is 29,235, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 29,910.The last official US Census in 2010 recorded the population at 29,172.

Walnut, California Population 2021

Population by Race

Race Population Percentage
Asian18,86663.09%
White6,14820.56%
Some Other Race2,3227.77%
Black or African American1,2734.26%
Two or More Races1,0193.41%
American Indian and Alaska Native1540.51%
Native Hawaiian and Other Pacific Islander1210.40%
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Walnut Population by Race

Walnut Population Pyramid 2021

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Walnut Median Age

45.9


Total

44


Male

47.3


Female

Walnut Adults

There are 24,533 adults, (6,104 of whom are seniors) in Walnut.

Walnut Age Dependency

62.3

Age Dependency Ratio

33.1

Old Age Dependency Ratio

29.1

Child Dependency Ratio

Walnut Sex Ratio

Female

15,274

51.08%

Male

14,629

48.92%

Walnut Population by Age

Walnut Renter vs Owner Occupied by Household Type

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Walnut Household Types

Type Owner Renter
Married88.3%11.7%
All84.9%15.1%
Male81.9%18.1%
Non Family77.9%22.1%
Female74.2%25.8%

84.9%

Rate of Home Ownership

Walnut Households and Families

Type Count Average Size Owned
All9,0693.2984.9
Married6,3433.5788.3
Non Family1,1821.4277.9
Female1,1803.5974.2
Male3643.4581.9

3.51

Average Family Size

3.29

Average Household Size

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Walnut Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1,0684.81%
9th to 12th Grade6582.96%
High School Graduate3,28814.80%
Some College3,63116.34%
Associates Degree1,8738.43%
Bachelors Degree8,42537.92%
Graduate Degree3,27514.74%
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Walnut Educational Attainment by Sex (over 25)

Walnut Educational Attainment by Race

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Name Total High School Bachelors
Asian14,29813,1798,968
Hispanic4,1843,7431,162
White2,6122,488953
Other Race1,5301,318392
Black998959512
Multiple Races299287158
Native American1328233
Islander434320

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 62.72%.

Walnut Educational Attainment by Race

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Name Average Male Female
Overall$50,397$54,611$43,414
Less Than High School$18,750$31,339$16,184
High School Grad$40,007$42,122$30,172
Some College$40,560$49,870$32,099
Bachelors Degree$53,693$54,500$53,136
Graduate Degree$87,042$105,522$64,464

$50,397

Average Earnings

$54,611

Average Male

$43,414

Average Female

Walnut Earnings by Educational Attainment

Walnut Language by Age

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Walnut Language

34.83% of Walnut residents speak only English, while 65.17% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 51.21% of the population.

Walnut Language

Walnut Poverty by Race

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Name Total In Poverty Poverty Rate
Asian18,8581,4457.66%
Hispanic6,0363886.43%
White3,1041484.77%
Other2,3211476.33%
Black1,269312.44%
Native1542214.29%
Multiple1,018151.47%

6.55%

Overall Poverty Rate

5.83%

Male Poverty Rate

7.24%

Female Poverty Rate

Poverty in Walnut

The race most likely to be in poverty in Walnut is Native, with 14.29% below the poverty level.

The race least likely to be in poverty in Walnut is Multiple, with 1.47% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.31%. Among those working part-time, it was 6.67%, and for those that did not work, the poverty rate was 12.44%.

Walnut Poverty

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Name Poverty
Less Than High School10.81%
High School7.70%
Bachelors or Greater5.82%
Some College5.58%

Walnut Poverty Rate by Education

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Name Poverty
Male Unemployed17.49%
Female Unemployed13.45%
Male Employed2.59%
Female Employed2.27%

Walnut Poverty Rate by Employment Status and Sex

Walnut Income by Household Type

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Name Median Mean
Households$108,669$130,171
Families$117,127$135,205
Married Families$125,822-
Non Families$61,435$86,630
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Income by Household Type

Walnut Marital Status

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Marriage Rates

57.7%

Overall Marriage Rate

59.0%

Male Marriage Rate

56.4%

Female Marriage Rate

Walnut Married by Age and Sex

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Walnut Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Walnut Marital Status by Race

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Walnut Marital Status

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889

Number of Veterans

857

Male Veterans

32

Female Veterans

War Veterans
Vietnam476
Second Gulf War89
First Gulf War87
Korea27
World War II26

Walnut Veterans by War

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Age Group Veterans
65 to 74289
75+274
35 to 54156
55 to 64149
18 to 3421

Walnut Veterans by Age

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Name Veterans % of Total
White5049.25%
Hispanic2615.29%
Asian2021.31%
Black1119.80%
Other522.80%
Hawaiian2024.69%

Walnut Veterans by Race

Walnut Veterans by Education

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5.07%

Veteran Poverty Rate

24.10%

Veteran Disability Rate

Walnut Veterans by Education

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58.5%

Labor Force Participation

55.8%

Employment Rate

4.4%

Unemployment Rate

Walnut Employment by Age

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Walnut Employment by Race

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Walnut 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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42.43%

Born in California

50.12%

Native Born

49.88%

Foreign Born

11.07%

Non Citizen

38.81%

Naturalized

Place of Birth

50.12% of Walnut residents were born in the United States, with 42.43% having been born in California. 11.07% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Walnut Place of Birth

Year Population Growth Annual Growth Rate
202129,235-225-0.76%
202029,460-225-0.76%
201929,685-225-0.75%
201829,910-105-0.35%
201730,015900.30%
201629,925-65-0.22%
201529,990500.17%
201429,940210.07%
201329,919770.26%
201229,8423711.26%
201129,4712680.92%
201029,203-801-0.27%
200030,0048990.30%
199029,10516,6278.84%
198012,4786,4867.61%
19705,9925,05820.43%
19609340.00%

Walnut Population by Year