Centennial, WY demographics:
population, income, and more

Total population
521
43.1% year-over-year change
Median household income
$110,579/yr
6.5% year-over-year change
Housing units
392
19.5% year-over-year change

Centennial population

How many people live in Centennial

Centennial is home to 521 residents, according to the most recent Census data. Gender-wise, 49.9% of Centennial locals are male, and 50.1% are female.

Total population
521
43.1% year-over-year change
Gender ratio
Male
49.9%
260
Female
50.1%
261
Value Percent YoY change
Male 260 49.9% 44.4%
Female 261 50.1% 41.9%
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

Finally, around 59.1% are 65 or older.

Median age
65.6
Age breakdown
Under 15
0%
15 to 24
2.9%
25 to 44
0%
45 to 64
38%
Over 65
59.1%
Value Percent YoY change
15 to 24 15 2.9% 25.0%
45 to 64 198 38% 1.5%
Over 65 308 59.1% 126.5%
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

Citizenship
U.S.-born citizens
100%
Non-U.S.-born citizens
0%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 521 100% 43.1%
Racial breakdown
White
100%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
0%
Other
0%
Value Percent
White 521 100%

Households in Centennial

A peek inside Centennial households

Centennial has 270 households, with an average of 2 members in each. Of these, 73% are families, while the remaining 27% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
270
39.9% year-over-year change
Average people per household
2
Non-family households
73
Family households
197
Value Percent YoY change
Non-family households 73 27% -8.8%
Family households 197 73% 74.3%
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 Centennial

The housing landscape of Centennial

Centennial's housing consists of 392 units, with 95.2% 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 4.8% of the housing landscape.

Housing units
392
19.5% year-over-year change
Housing types
Value Percent
1 unit, detached 373 95.2%
Mobile home 19 4.8%
Homes built since 2020
0
% year-over-year change

The age of buildings in Centennial

In Centennial, the median construction year is 1986. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built between 1940 and 1949 29 7.4% 16.0%
Built between 1960 and 1969 44 11.2% 10.0%
Built between 1970 and 1979 81 20.7% -15.6%
Built between 1980 and 1989 69 17.6% 3.0%
Built between 1990 and 1999 44 11.2% 15.8%
Built between 2000 and 2009 43 11% 4.9%
Built between 2010 and 2019 82 20.9% 1,071.4%
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.

Centennial occupancy rates

Meanwhile, 31.1% of all homes on the local market sit vacant.

Occupied housing units
270
39.9% year-over-year change
Occupancy breakdown
Renter occupied
0
Owner occupied
270
Value Percent YoY
change
Owner occupied 270 100% 46.7%
Unoccupied housing units
31.1%
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.

Education in Centennial

Centennial education at a glance

Another earned an associate degree and 59.9% hold a bachelor’s. Meanwhile, 20% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 47 9% 20.5%
High school diploma 58 11.1% -9.4%
Bachelor's degree 312 59.9% 121.3%
Graduate degree 104 20% 1.0%
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 Centennial

How much people earn in Centennial

The average annual household income in Centennial was $112,309 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.9% change from the previous year. At the same time, the median income stood at $110,579, reflecting a +6.5% shift over the same period.

Average household income in Centennial
$112,309/year
3.9% year-over-year change
Median household income in Centennial
$110,579/year
6.5% year-over-year change

Centennial income by age

Overall, 91% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Over 65 $111,098 6.6%
Above poverty level
474
Below poverty level
47
Value Percent YoY
change
Above poverty level 474 91% 45.9%
Below poverty level 47 9% 20.5%

Employment in Centennial

Workforce and job types in Centennial

The job market in Centennial is powered by 161 working residents, spread across a range of industries and roles. 90.7% of the working population are employed in professional or administrative positions, while 9.3% are in hands-on or service-based jobs.

Workforce demographics

Working population
161
50.5% year-over-year change
White collar
146
Blue collar
15
Value Percent YoY change
White collar 146 90.7% 67.8%
Blue collar 15 9.3% -25.0%
Employer type
Self employees
0%
Private companies
100%
Governmental workers
0%
Not for profit companies
0%
Value Percent YoY change
Private companies 161 100% 69.5%

Transportation in Centennial

How people get around in Centennial

Means of transportation
Value Percent YoY change
Car 28 17.4% 3.7%
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 Centennial by zipcode?

Zipcode Population Number of households Median income Average income
82055 521 270 $110,579 $112,309

Explore more communities

FAQs about Centennial demographics 

What is the total population of Centennial?

Centennial has a total population of 521 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 +43.1% compared to a year ago.

What is the gender ratio in Centennial?

The gender ratio in Centennial is as follows:
  • 49.9% males (260 residents)
  • 50.1% females (261 residents)

What is the median age in Centennial?

The median age in Centennial is 65.6.

What is the age distribution of the population in Centennial?

The age distribution in Centennial is as follows:
  • Under 15: 0% (0 residents)
  • Ages 15-24: 2.9% (15 residents)
  • Ages 25-44: 0% (0 residents)
  • Ages 45-64: 38% (198 residents)
  • Over 65: 59.1% (308 residents)

What is the racial and ethnic makeup of Centennial?

The racial and ethnic makeup of Centennial is as follows:
  • White: 100% (521 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 0% (0 residents)
  • Other: 0% (0 residents)

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

U.S.-born citizens represent 100% of the population in Centennial.

How many housing units are there in Centennial?

There are 392 housing units in Centennial, reflecting a +19.5% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Centennial has a total of 270 households, with an average of 2 people in each.

What is the median household income in Centennial?

Centennial has a median household income of $110,579, representing a +6.5% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Centennial?

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

Job types:
  • White-collar workers: 90.7% (146 residents)
  • Blue-collar workers: 9.3% (15 residents)

Places of employment:
  • Self-employed: 0% (0 residents)
  • Private companies: 100% (161 residents)
  • Governmental workers: 0% (0 residents)
  • Not-for-profit companies: 0% (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