Johnstown, CO Profile: Facts, Map & Data


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Johnstown, Colorado - Basic Facts

The Town of Johnstown had a population of 14,423 as of July 1, 2017.

The primary coordinate point for Johnstown is located at latitude 40.3898 and longitude -104.9694 in Weld County. The formal boundaries for the Town of Johnstown (see map below) encompass a land area of 13.8 sq. miles and a water area of 0.09 sq. miles. Weld County is in the Mountain time zone (GMT -7). The elevation is 4,852 feet.

The Town of Johnstown (GNIS ID: 2412807) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Colorado is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Town of Johnstown is located within Loveland Division of Weld County.

Beneath the boundary map are tables with Johnstown population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Town of Johnstown, CO Boundary Map

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Boundary Maps: Loveland Division | Weld County | Colorado Counties

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Johnstown, CO Data & Demographics (As of July 1, 2017)


Total Population 14,423
Daytime Population: Workers 3,067
Daytime Population: Residents 7,285
Total Daytime Population (TDP) 10,352
Ratio TDP/Total Population1 0.72
Population in Households 14,423
Population in Familes 12,871
Population in Group Qrtrs 0
Population Density2 1,045
Diversity Index3 43


Median Household Income $79,390
Average Household Income $94,215
Per Capita Income $32,210


Total Housing Units 5,004 (100%)
Owner Occupied HU 3,965 (79.2%)
Renter Occupied HU 939 (18.8%)
Vacant Housing Units 99 ( 2.0%)
Median Home Value $282,365
Average Home Value $320,895


Total Households 4,905
Average Household Size 2.94
Family Households 3,941
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 5.35% 2.98%
Households 5.37% 2.92%
Families 5.15% 2.79%
Median Household Income   2.01%
Per Capita Income   2.88%

Johnstown, CO - Peer Comparisons by Rank and Percentile

The table below compares Johnstown to the other 458 incorporated cities, towns and CDPs in Colorado by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 48 90th
Population Density # 180 61st
Diversity Index # 173 62nd
Median Household Income # 98 79th
Per Capita Income # 179 61st

Additional comparisons and rankings can be made with a VERY EASY TO USE Colorado Census Data Comparison Tool.

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