Northglenn Population

1970–2026

39,066

2026 projection

2.5% since 2020 (increase)

010K20K30K40K197019801990200020102020

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Northglenn. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202639,066+1730.44%
202538,893+1670.43%
202438,726+3010.78%
202338,425+3050.80%
202238,120+7221.93%
202137,398-7331.92%
202038,131-2900.75%
201938,421-2430.63%
201838,664-1040.27%
201738,768+160.04%

Showing 10 of 21 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

Northglenn is growing slower than Adams County, Colorado, and the U.S.

  • Adams County+6.6%
  • Colorado+3.9%
  • United States+3.1%
  • Northglenn+2.3%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

Northglenn Demographics

34.8median age

Median age

Female35 yrs
Male34.7 yrs

Adults

29,955
5,009 seniors (65+) · 17% of adults24,946 other adults

Sex

Female 47.8% · 18,176Male 52.2% · 19,838

Population by age

MaleFemale85+ years, male: 35285+ years, female: 29580–84 years, male: 26780–84 years, female: 47775–79 years, male: 29375–79 years, female: 42870–74 years, male: 58370–74 years, female: 69365–69 years, male: 92365–69 years, female: 69860–64 years, male: 1,01560–64 years, female: 1,21955–59 years, male: 93155–59 years, female: 81750–54 years, male: 1,18450–54 years, female: 79045–49 years, male: 94545–49 years, female: 1,09140–44 years, male: 1,08040–44 years, female: 1,10735–39 years, male: 2,21735–39 years, female: 1,47530–34 years, male: 2,47330–34 years, female: 1,76825–29 years, male: 1,44125–29 years, female: 1,87020–24 years, male: 1,21620–24 years, female: 1,08215–19 years, male: 1,21715–19 years, female: 1,42510–14 years, male: 1,70710–14 years, female: 9715–9 years, male: 1,1945–9 years, female: 1,1180–4 years, male: 8000–4 years, female: 85285+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–41K1K2K2K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 380 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Northglenn Income

$84,030median household income

Median household income

$84,030

Half of households earn more, half earn less

Median earnings

$56,054

Typical yearly pay for a worker 25 or older.

Poverty rate

10.2%

About 1 in 10 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Northglenn Marital Status

45% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married45%45%46%
Never married37%39%36%
Divorced12%12%12%
Widowed4%3%5%
Separated2%1%2%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

14 sources

Population

American Community Survey, 2024 5-year

Additional sources