Sulphur, KY demographics:
population, income, and more

Total population
360
-14.3% year-over-year change
Median household income
$/yr
% year-over-year change
Housing units
170
-17.9% year-over-year change

Sulphur population

How many people live in Sulphur

Sulphur is home to 360 residents, according to the most recent Census data. Gender-wise, 39.2% of Sulphur locals are male, and 60.8% are female.

Total population
360
-14.3% year-over-year change
Gender ratio
Male
39.2%
141
Female
60.8%
219
Value Percent YoY change
Male 141 39.2% -33.2%
Female 219 60.8% 4.8%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Sulphur is 38, with the population distributed as follows: about 11.4% are children under 15, then 16.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 26.7% of the population, while another 30.3% fall into the 45 to 64 bracket. Finally, around 15% are 65 or older.

Median age
37.8
Age breakdown
Under 15
11.4%
15 to 24
16.7%
25 to 44
26.7%
45 to 64
30.3%
Over 65
15%
Value Percent YoY change
Under 15 41 11.4% 20.6%
15 to 24 60 16.7% -15.5%
25 to 44 96 26.7% -20.0%
45 to 64 109 30.3% -8.4%
Over 65 54 15% -28.9%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Sulphur, 94.2% of the population are US-born citizens, while 1.1% have gained naturalized citizenship. At the same time, 4.7% of residents are non-citizens. There’s also a share of 6.1% that includes residents with two or more races.

Citizenship
U.S.-born citizens
94.2%
Non-U.S.-born citizens
1.1%
Non-citizens
4.7%
Value Percent YoY change
U.S.-born citizens 339 94.2% -16.3%
Non-U.S.-born citizens 4 1.1% 100.0%
Non-citizens 17 4.7% 30.8%
Racial breakdown
White
89.2%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
6.1%
Other
4.7%
Value Percent
White 321 89.2%
Two or more races 22 6.1%
Other 17 4.7%

Households in Sulphur

A peek inside Sulphur households

Sulphur has 125 households, with an average of 3 members in each. Of these, 88% are families, while the remaining 12% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
125
-26.0% year-over-year change
Average people per household
3
Non-family households
15
Family households
110
Value Percent YoY change
Non-family households 15 12% -75.0%
Family households 110 88% 0.9%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Sulphur

The housing landscape of Sulphur

Sulphur's housing consists of 170 units, with 65.9% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 14.7% of the housing landscape.

Housing units
170
-17.9% year-over-year change
Housing types
Value Percent
1 unit, detached 112 65.9%
2 units 33 19.4%
Mobile home 25 14.7%
Homes built since 2020
4
% year-over-year change

The age of buildings in Sulphur

In Sulphur, the median construction year is 1972. About 20.6% of homes were built before the 1940s, with another 25.3% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 35 20.6% -46.1%
Built between 1940 and 1949 43 25.3% 10.3%
Built between 1960 and 1969 3 1.8% 50.0%
Built between 1970 and 1979 25 14.7% -3.9%
Built between 1980 and 1989 7 4.1% N/A
Built between 1990 and 1999 53 31.2% -10.2%
Built in 2020 or later 4 2.4% N/A
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Sulphur occupancy rates

Out of the 125 occupied housing units in Sulphur, 49.6% are owner-occupied, while 50.4% are lived in by tenants. Meanwhile, 26.5% of all homes on the local market sit vacant.

Occupied housing units
125
-26.0% year-over-year change
Occupancy breakdown
Renter occupied
63
Owner occupied
62
Value Percent YoY
change
Renter occupied 63 50.4% -18.2%
Owner occupied 62 49.6% -32.6%
Unoccupied housing units
26.5%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Sulphur housing costs

Housing costs in Sulphur come to a median of $963 per month, while tenants specifically pay a median gross rent of $1,523.

Median housing costs per month
$963/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Sulphur
$1,523/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Sulphur

Sulphur education at a glance

About 48.1% of the population in Sulphur went to high school, while 39% pursued college studies. Meanwhile, 11.6% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
High school diploma 137 48.1% -13.3%
College diploma 111 39% -22.4%
Associate degree 4 1.4% N/A
Graduate degree 33 11.6% 120.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Sulphur

How much people earn in Sulphur

The average annual household income in Sulphur was $148,907 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +23% change from the previous year.

Average household income in Sulphur
$148,907/year
23.0% year-over-year change

Sulphur income by age

Those with someone between 45 and 64 in charge, often well established professionally, earn $228,274 overall. Overall, 97.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
45 - 64 $228,274 1.5%
Above poverty level
352
Below poverty level
8
Value Percent YoY
change
Above poverty level 352 97.8% -14.2%
Below poverty level 8 2.2% -20.0%

Employment in Sulphur

Workforce and job types in Sulphur

93.5% of the working population are employed in professional or administrative positions, while 6.5% are in hands-on or service-based jobs. Also, 27.6% run their own businesses, 65% are employed by private companies, and 7.5% work in the public sector.

Workforce demographics

White collar
200
Blue collar
14
Value Percent YoY change
White collar 200 93.5% -16.0%
Blue collar 14 6.5% -65.0%
Employer type
Self employees
27.6%
Private companies
65%
Governmental workers
7.5%
Not for profit companies
0%
Value Percent YoY change
Self employees 59 27.6% 84.4%
Private companies 139 65% -39.3%
Governmental workers 16 7.5% -5.9%

Transportation in Sulphur

How people get around in Sulphur

Means of transportation
Value Percent YoY change
Car 204 100% -20.0%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Sulphur by zipcode?

Zipcode Population Number of households Median income Average income
40070 360 125 $0 $148,965

Explore more communities

FAQs about Sulphur demographics 

What is the total population of Sulphur?

Sulphur has a total population of 360 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -14.3% compared to a year ago.

What is the gender ratio in Sulphur?

The gender ratio in Sulphur is as follows:
  • 39.2% males (141 residents)
  • 60.8% females (219 residents)

What is the median age in Sulphur?

The median age in Sulphur is 37.8.

What is the age distribution of the population in Sulphur?

The age distribution in Sulphur is as follows:
  • Under 15: 11.4% (41 residents)
  • Ages 15-24: 16.7% (60 residents)
  • Ages 25-44: 26.7% (96 residents)
  • Ages 45-64: 30.3% (109 residents)
  • Over 65: 15% (54 residents)

What is the racial and ethnic makeup of Sulphur?

The racial and ethnic makeup of Sulphur is as follows:
  • White: 89.2% (321 residents)
  • Black or African American: 0% ( residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 0% ( residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 6.1% (22 residents)
  • Other: 4.7% (17 residents)

What percentage of the population in Sulphur are U.S.-born citizens?

U.S.-born citizens represent 94.2% of the population in Sulphur.

How many housing units are there in Sulphur?

There are 170 housing units in Sulphur, reflecting a -17.9% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Sulphur and what is the average household size?

Sulphur has a total of 125 households, with an average of 3 people in each.

What is the job market overview for Sulphur?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 93.5% (200 residents)
  • Blue-collar workers: 6.5% (14 residents)

Places of employment:
  • Self-employed: 27.6% (59 residents)
  • Private companies: 65% (139 residents)
  • Governmental workers: 7.5% (16 residents)
  • Not-for-profit companies: 0% ( residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025