Belen Population

1920–2026

7,637

2026 projection

3.8% since 2020 (increase)

02K4K6K8K192019401960198020002020

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 Belen. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20267,637+480.63%
20257,589+480.64%
20247,541+1051.41%
20237,436+530.72%
20227,383-80.11%
20217,391+310.42%
20207,360+20.03%
20197,358+40.05%
20187,354+60.08%
20177,348-60.08%

Showing 10 of 26 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

Belen is growing faster than New Mexico and the U.S., and slower than Valencia County.

  • Valencia County+7.2%
  • Belen+3.3%
  • United States+3.1%
  • New Mexico+0.3%

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.

Belen Demographics

37.1median age

Median age

Female37.9 yrs
Male34.7 yrs

Adults

5,849
1,261 seniors (65+) · 22% of adults4,588 other adults

Sex

Female 53.1% · 3,959Male 46.9% · 3,491

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 75 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

Belen Income

$42,627median household income

Median household income

$42,627

Half of households earn more, half earn less

Median earnings

$30,743

Typical yearly pay for a worker 25 or older.

Poverty rate

31.2%

About 1 in 3 residents

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

Belen Marital Status

36% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married36%42%31%
Never married38%38%37%
Divorced18%15%20%
Widowed8%4%11%
Separated<1%<1%<1%

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