Colfax County, New Mexico Age & Gender Statistics (2024)

Total Population

12,322

Median Age

49.1

Male Median

48.9

Female Median

49.3

Colfax County, New Mexico Population Growth

Population trends in
Figure 1: Annual population growth trend for (2010–2024).

Colfax County, New Mexico Demographic Trend

Since 2010, the population of has changed by -10.9%%.

-10.9%% Growth

Colfax County, New Mexico Age & Gender Pyramid

Population pyramid for

Figure 2: Population distribution by age and gender for 2024.


Colfax County, New Mexico Historical Population Data

YearMedian AgePopulation
202449.112,322
202349.112,336
202249.212,370
202149.612,406
202050.312,106
201950.212,168
201849.012,353
201748.812,522
201648.312,716
201547.612,997
201447.113,264
201347.113,485
201246.313,614
201146.013,762
201045.613,827

Colfax County, New Mexico Age Group Breakdown (2024)

Age CohortPercentage
Under 54.0%
5–1713.6%
18–247.1%
25–3410.6%
35–5421.1%
55–6414.8%
65+28.8%

Dependency Ratios for Colfax County, New Mexico

Total Dependency Ratio:
86.3
Youth Dependency:
32.7
Old-Age Dependency:
53.7

The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).



Age & Gender FAQs for Colfax County, New Mexico

The median age in Colfax County, New Mexico is 49.1 years.

According to latest Census data, the total population of Colfax County, New Mexico is 12,322.

In Colfax County, New Mexico, seniors (ages 65+) make up 28.8% of the population, while children under 18 represent 13.6%.

Based on historical data since 2010, the population in Colfax County, New Mexico is aging.
Back to Overview