Sulphur

County:: Murray County
County Seat:: Yes
Area (mi²):: 5.985
State:: Oklahoma

Sulphur is a city located in Murray County, Oklahoma. Sulphur has a 2025 population of 4,846. It is also the county seat of Murray County. Sulphur is currently declining at a rate of -0.35% annually and its population has decreased by -1.72% since the most recent census, which recorded a population of 4,931 in 2020.

The average household income in Sulphur is $70,769 with a poverty rate of 16.13%.The median age in Sulphur is 40.5 years: 38.7 years for males, and 44.3 years for females.

Demographics

The racial composition of Sulphur includes 69.41% White, 11.84% Native American, and smaller percentages for other race, Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	3,401	69.41%
Two or more races	697	14.22%
Native American	580	11.84%
Other race	142	2.9%
Black or African American	80	1.63%

Sulphur Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Sulphur's average per capita income is $40,497. Household income levels show a median of $57,531. The poverty rate stands at 16.13%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$82,703	-
Families	$75,291	$75,978
Households	$57,531	$70,769
Non Families	$34,167	$63,013

$40,497

Average Income

$57,531

Median Household Income

16.13%

Poverty Rate