Post Falls, Idaho Population 2021

39,452
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Post Falls is a city located in Kootenai County Idaho. With a 2020 population of 39,452, it is the 9th largest city in Idaho and the 998th largest city in the United States . Post Falls is currently growing at a rate of 4.23% annually and its population has increased by 43.08% since the most recent census, which recorded a population of 27,574 in 2010. Post Falls reached it's highest population of 39,452 in 2021. Spanning over 15 miles, Post Falls has a population density of 2,608 people per square mile.

The average household income in Post Falls is $63,387 with a poverty rate of 14.74%. The median rental costs in recent years comes to $1,013 per month, and the median house value is $218,100. The median age in Post Falls is 33.9 years, 32.8 years for males, and 34.6 years for females.

Post Falls Demographics

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

  • White: 93.32%
  • Two or more races: 4.29%
  • Asian: 0.97%
  • Other race: 0.62%
  • Native American: 0.47%
  • Black or African American: 0.27%
  • Native Hawaiian or Pacific Islander: 0.06%
The current population of Post Falls, Idaho is 39,452 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 34,649.The last official US Census in 2010 recorded the population at 27,574.

Post Falls, Idaho Population 2021

Population by Race

Race Population Percentage
White31,00493.32%
Two or More Races1,4264.29%
Asian3230.97%
Some Other Race2070.62%
American Indian and Alaska Native1550.47%
Black or African American890.27%
Native Hawaiian and Other Pacific Islander210.06%
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Post Falls Population by Race

Post Falls Population Pyramid $2021

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Post Falls Median Age

33.9


Total

32.8


Male

34.6


Female

Post Falls Adults

There are 23,649 adults, (4,535 of whom are seniors) in Post Falls.

Post Falls Age Dependency

73.8

Age Dependency Ratio

23.7

Old Age Dependency Ratio

50.1

Child Dependency Ratio

Post Falls Sex Ratio

Female

16,923

50.93%

Male

16,302

49.07%

Post Falls Population by Age

Post Falls Renter vs Owner Occupied by Household Type

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Post Falls Household Types

Type Owner Renter
Married86%14%
All72.4%27.6%
Non Family64.6%35.4%
Male59.2%40.8%
Female44.7%55.3%

72.4%

Rate of Home Ownership

Post Falls Households and Families

Type Count Average Size Owned
All12,4812.6472.4
Married6,2863.2186
Non Family3,7681.2364.6
Female1,6163.3744.7
Male8113.3659.2

3.12

Average Family Size

2.64

Average Household Size

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Post Falls Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2621.23%
9th to 12th Grade1,3726.46%
High School Graduate6,02828.37%
Some College7,03833.12%
Associates Degree2,34911.06%
Bachelors Degree3,07414.47%
Graduate Degree1,1245.29%
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Post Falls Educational Attainment by Sex (over 25)

Post Falls Educational Attainment by Race

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Race Total High School Bachelors
White19,86018,3954,049
Hispanic77865471
2+ Races34334337
Asian25815841
Other Race163131
Native American136136
Black7373
Islander2121

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 white people with a rate of 20.39%.

Post Falls Educational Attainment by Race

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Name Average Male Female
Overall$35,006$42,381$25,948
Less Than 9th Grade$30,223$33,107$16,810
High School Graduate$30,604$40,169$18,554
Some College$33,093$42,713$25,369
Bachelors Degree$47,182$60,776$40,855
Graduate Degree$62,712$76,314$51,750

$35,006

Average Earnings

$42,381

Average Male

$25,948

Average Female

Post Falls Earnings by Educational Attainment

Post Falls Language by Age

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Post Falls Language

97.50% of Post Falls residents speak only English, while 2.50% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.05% of the population.

Post Falls Language

Post Falls Poverty by Race

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Name Total In Poverty Poverty Rate
White29,9194,24014.17%
Multiple1,42636625.67%
Hispanic1,70220612.10%
Native1525133.55%
Asian3234413.62%
Black891617.98%
Islander211047.62%
Other20710.48%

14.74%

Overall Poverty Rate

11.70%

Male Poverty Rate

17.67%

Female Poverty Rate

Poverty in Post Falls

The race most likely to be in poverty in Post Falls is Islander, with 47.62% below the poverty level.

The race least likely to be in poverty in Post Falls is Other, with 0.48% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.68%. Among those working part-time, it was 18.71%, and for those that did not work, the poverty rate was 19.95%.

Post Falls Poverty

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Name Poverty
Less Than 9th Grade27.10%
High School14.82%
Some College7.86%
Bachelors or Greater3.98%

Post Falls Poverty Rate by Education

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Rate Poverty
Female Unemployed44.80%
Male Unemployed19.53%
Female Employed11.63%
Male Employed4.59%

Post Falls Poverty Rate by Employment Status and Sex

Post Falls Income by Household Type

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Name Median Mean
Households$54,021$63,387
Families$63,684$70,811
Married Families$72,424-
Non Families$31,819$40,096
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Income by Household Type

Post Falls Marital Status

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Marriage Rates

51.8%

Overall Marriage Rate

52.7%

Male Marriage Rate

51.0%

Female Marriage Rate

Post Falls Married by Age and Sex

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Post Falls 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 45-54.

Post Falls Marital Status by Race

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Post Falls Marital Status

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2,092

Number of Veterans

1,994

Male Veterans

98

Female Veterans

War Veterans
Vietnam792
First Gulf War370
Second Gulf War341
Korea157
World War II34

Post Falls Veterans by War

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Age Group Veterans
65 to 74662
55 to 64451
75+383
35 to 54364
18 to 34232

Post Falls Veterans by Age

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Name Veterans % of Total
White2,0799.33%
Hispanic363.46%
Black1013.70%
Native American32.21%

Post Falls Veterans by Race

Post Falls Veterans by Education

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7.44%

Veteran Poverty Rate

29.23%

Veteran Disability Rate

Post Falls Veterans by Education

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66.2%

Labor Force Participation

64.3%

Employment Rate

2.9%

Unemployment Rate

Post Falls Employment by Age

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Post Falls Employment by Race

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Post Falls 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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33.91%

Born in Post Falls

97.94%

Native Born

2.06%

Foreign Born

0.60%

Non Citizen

1.47%

Naturalized

Place of Birth

97.94% of Post Falls residents were born in the United States, with 33.91% having been born in Idaho. 0.60% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Post Falls Place of Birth

Year Population Growth Annual Growth Rate
202139,4521,6014.23%
202037,8511,6014.42%
201936,2501,6014.62%
201834,6491,3904.18%
201733,2591,7055.40%
201631,5541,1633.83%
201530,3915051.69%
201429,8864641.58%
201329,4226442.24%
201228,7782760.97%
201128,5025531.98%
201027,94910,7024.95%
200017,2479,8988.91%
19907,3491,6132.51%
19805,7363,3369.10%
19702,4004001.84%
19602,0001,2004.69%
19408000.00%

Post Falls Population by Year