Port Mansfield Flag

Port Mansfield

County Seat:
No
Area (mi²):
4.937
State:
Texas

Port Mansfield is a CDPlocated in Willacy County, Texas. Port Mansfield has a 2026 population of 141. Port Mansfield is currently declining at a rate of -3.42% annually but its population has increased by 11.02% since the most recent census, which recorded a population of 127 in 2020.

The median age in Port Mansfield is 60.8 years: 66.5 years for males, and 41 years for females. For every 100 females there are 87.0 males.

141
Total Population
29
Density (mi²)
-5 -3.42%
Growth

Port Mansfield Population

Port Mansfield Population

Year↓
Population
Growth
Annual Change
2026141-5-3.42%
2025146-6-3.95%
20231574945.37%
2022108-24-18.18%
202113253.94%
20201274045.98%
201987-1-1.14%
201888-7-7.37%
201795-26-21.49%
20161215172.86%
201570-34-32.69%
2014104-88-45.83%
2013192-105-35.35%
20122974015.56%
20112573113.72%

Median Age

Overall:60.8 years
Female:41 years
Male:66.5 years

Port Mansfield Adults

There are 189 adults, (114 of whom are seniors) in Port Mansfield.

Sex Ratio

Female: 131 (53.5%)
Male: 114 (46.5%)

Demographics

The racial composition of Port Mansfield includes 93.88% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population↓
Percentage (of total)
White23093.88%
Two or more races156.12%
Race
Population↓
Percentage (of total)
White23093.88%
Two or more races156.12%

Port Mansfield Marital Status

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)