Johnstown, Colorado Population 2020

15,505

Johnstown is a city located in Colorado. With a 2020 population of 15,505, it is the 38th largest city in Colorado and the 2257th largest city in the United States. Johnstown is currently growing at a rate of 2.34% annually and its population has increased by 56.82% since the most recent census, which recorded a population of 9,887 in 2010. Spanning over 14 miles, Johnstown has a population density of 1,127 people per square mile.

The average household income in Johnstown is $109,913 with a poverty rate of 2.89%. The median rental costs in recent years comes to $1,715 per month, and the median house value is $308,700. The median age in Johnstown is 35.3 years, 33.9 years for males, and 36.4 years for females. For every 100 females there are 108.8 males.

Johnstown Demographics

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

  • White: 92.43%
  • Asian: 2.69%
  • Two or more races: 2.63%
  • Other race: 1.38%
  • Black or African American: 0.58%
  • Native American: 0.29%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Johnstown, Colorado is 15,505, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 14,795.The last official US Census in 2010 recorded the population at 9,887.

Johnstown, Colorado Population 2020

Population by Race

Race Population Percentage
White13,19792.43%
Asian3842.69%
Two or More Races3752.63%
Some Other Race1971.38%
Black or African American830.58%
American Indian and Alaska Native420.29%

Johnstown Population Pyramid 2020

Johnstown Median Age

35.3


Total

33.9


Male

36.4


Female

Johnstown Adults

There are 10,612 adults, (1,842 of whom are seniors) in Johnstown.

Johnstown Age Dependency

62.8

Age Dependency Ratio

21

Old Age Dependency Ratio

41.8

Child Dependency Ratio

Johnstown Sex Ratio

Female

6,839

47.90%

Male

7,439

52.10%

Johnstown Households and Families

Johnstown Renter vs Owner Occupied by Household Type

Johnstown Household Types

Type Owner Renter
Married93.9%6.1%
All88.5%11.5%
Female80.8%19.2%
Male77.8%22.2%
Non Family73.8%26.2%

88.5%

Rate of Home Ownership

Type Count Average Size Owned
All4,9822.8788.5
Married3,5573.3293.9
Non Family1,1101.3973.8
Female2343.0380.8
Male812.4877.8

3.25

Average Family Size

2.87

Average Household Size

4.5%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

Johnstown Education

Education Attained Count Percentage
Less Than 9th Grade1501.51%
9th to 12th Grade2642.65%
High School Graduate2,63126.41%
Some College2,58625.96%
Associates Degree1,04710.51%
Bachelors Degree2,46324.73%
Graduate Degree8208.23%

Johnstown Educational Attainment by Race

Name Total High School Bachelors
White8,0327,9522,895
Hispanic1,4341,142211
Asian28826093
Other Race19718541
Multiple Races15113759
Black838325
Native American1818

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 multiple races people with a rate of 39.07%.

Name Average Male Female
Overall$51,331$61,707$36,626
Less Than High School$$$
High School Grad$44,764$58,599$
Some College$48,682$59,081$31,193
Bachelors Degree$56,792$69,855$42,129
Graduate Degree$89,063$106,607$83,854

$51,331

Average Earnings

$61,707

Average Male

$36,626

Average Female

Johnstown Language

Johnstown Language by Age

Johnstown Language

86.26% of Johnstown residents speak only English, while 13.74% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 10.98% of the population.

Johnstown Poverty

Johnstown Poverty by Race

Name Total In Poverty Poverty Rate
White11,1152552.29%
Asian38415841.15%

2.89%

Overall Poverty Rate

3.02%

Male Poverty Rate

2.75%

Female Poverty Rate

Poverty in Johnstown

The race most likely to be in poverty in Johnstown is Asian, with 41.15% below the poverty level.

The race least likely to be in poverty in Johnstown is White, with 2.29% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.00%. Among those working part-time, it was 4.92%, and for those that did not work, the poverty rate was 6.96%.

Name Poverty
High School4.98%
Bachelors or Greater1.49%
Some College0.52%
Less Than High School0.00%
Name Poverty
Male Unemployed28.07%
Female Employed1.88%
Male Employed0.46%
Female Unemployed0.00%

Johnstown Income

Johnstown Income by Household Type

Name Median Mean
Households$90,240$109,913
Families$100,032$117,616
Married Families$101,361-
Non Families$55,227$81,748

Johnstown Marital Status

Johnstown Marital Status

Marriage Rates

68.4%

Overall Marriage Rate

68.5%

Male Marriage Rate

68.2%

Female Marriage Rate

Johnstown Married by Age and Sex

Johnstown 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.

Johnstown Marital Status by Race

Johnstown Veterans

1,096

Number of Veterans

1,013

Male Veterans

83

Female Veterans

War Veterans
Vietnam356
Second Gulf War251
First Gulf War237
Korea42
World War II16
Age Group Veterans
65 to 74397
35 to 54330
18 to 34192
75+97
55 to 6480
Name Veterans % of Total
White99810.11%
Asian6923.96%
Hispanic412.62%
Other168.12%
2 or More138.61%

$Johnstown Veterans by Education

6.30%

Veteran Poverty Rate

14.69%

Veteran Disability Rate

Johnstown Employment Status

73%

Labor Force Participation

69.3%

Employment Rate

5%

Unemployment Rate

Johnstown 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

50.18%

Born in Colorado

94.05%

Native Born

5.95%

Foreign Born

3.19%

Non Citizen

Place of Birth

94.05% of Johnstown residents were born in the United States, with 50.18% having been born in Colorado. 3.19% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Year Population Growth Annual Growth Rate
202015,5053552.34%
201915,1503552.40%
201814,7952902.00%
201714,5053552.51%
201614,1504703.44%
201513,6807866.10%
201412,8941,0979.30%
201311,7979078.33%
201210,8905385.20%
201110,3523803.81%
20109,9726,14510.05%
20003,8270.00%