Steilacoom, WA demographics:
population, income, and more

Total population
6,686
0.0% year-over-year change
Median household income
$100,851/yr
3.3% year-over-year change
Housing units
2,889
1.5% year-over-year change

Steilacoom population

How many people live in Steilacoom

Steilacoom is home to 6,686 residents, according to the most recent Census data. Gender-wise, 46.9% of Steilacoom locals are male, and 53.1% are female.

Total population
6,686
0.0% year-over-year change
Gender ratio
Male
46.9%
3,136
Female
53.1%
3,550
Value Percent YoY change
Male 3,136 46.9% -2.2%
Female 3,550 53.1% 2.2%
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 Steilacoom is 40, with the population distributed as follows: about 18.2% are children under 15, then 11.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 27.2% of the population, while another 23.9% fall into the 45 to 64 bracket. Finally, around 19% are 65 or older.

Median age
39.8
Age breakdown
Under 15
18.2%
15 to 24
11.6%
25 to 44
27.2%
45 to 64
23.9%
Over 65
19%
Value Percent YoY change
Under 15 1,216 18.2% -4.0%
15 to 24 778 11.6% 22.1%
25 to 44 1,822 27.2% -0.3%
45 to 64 1,600 23.9% -4.4%
Over 65 1,270 19% -0.6%
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 Steilacoom, 87.9% of the population are US-born citizens, while 8.6% have gained naturalized citizenship. At the same time, 3.5% of residents are non-citizens. As for race, 75.9% of locals are Caucasian, 4.6% are African American and 5.4% have Asian roots. There’s also a share of 12.1% that includes residents with two or more races.

Citizenship
U.S.-born citizens
87.9%
Non-U.S.-born citizens
8.6%
Non-citizens
3.5%
Value Percent YoY change
U.S.-born citizens 5,875 87.9% -0.4%
Non-U.S.-born citizens 577 8.6% -3.4%
Non-citizens 234 3.5% 23.2%
Racial breakdown
White
75.9%
Black or African American
4.6%
American Indian and Alaska Native
0%
Asian
5.4%
Native Hawaiian and other Pacific Islander
0%
Two or more races
12.1%
Other
2%
Value Percent
White 5,072 75.9%
Black or African American 311 4.6%
Asian 361 5.4%
Two or more races 806 12.1%
Other 136 2%

Households in Steilacoom

A peek inside Steilacoom households

Steilacoom has 2,813 households, with an average of 2 members in each. Of these, 66.3% are families, while the remaining 33.7% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
2,813
1.8% year-over-year change
Average people per household
2
Non-family households
947
Family households
1,866
Value Percent YoY change
Non-family households 947 33.7% 12.2%
Family households 1,866 66.3% -2.8%
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 Steilacoom

The housing landscape of Steilacoom

Steilacoom's housing consists of 2,889 units, with 63.4% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 10.6% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.3% of the housing landscape.

Housing units
2,889
1.5% year-over-year change
Housing types
Value Percent
1 unit, detached 1,832 63.4%
1 unit, attached 305 10.6%
2 units 29 1%
3 or 4 units 242 8.4%
5 to 9 units 215 7.4%
10 to 19 units 132 4.6%
20 to 49 units 15 0.5%
50 or more units 110 3.8%
Mobile home 9 0.3%
Homes built since 2020
14
% year-over-year change

The age of buildings in Steilacoom

In Steilacoom, the median construction year is 1978. About 5.7% of homes were built before the 1940s, with another 4.3% going up by 1949. Most development happened in the second half of the 20th century. Then, 10.4% of homes were added from 2000 to 2009, 6.3% between 2010 and 2019, and 0.5% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 165 5.7% -13.2%
Built between 1940 and 1949 124 4.3% 9.7%
Built between 1950 and 1959 212 7.3% -8.2%
Built between 1960 and 1969 298 10.3% 17.3%
Built between 1970 and 1979 860 29.8% -5.5%
Built between 1980 and 1989 359 12.4% -0.6%
Built between 1990 and 1999 375 13% -2.6%
Built between 2000 and 2009 299 10.4% 31.7%
Built between 2010 and 2019 183 6.3% 4.6%
Built in 2020 or later 14 0.5% 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.

Steilacoom occupancy rates

Out of the 2,813 occupied housing units in Steilacoom, 62.8% are owner-occupied, while 37.2% are lived in by tenants. Meanwhile, 2.6% of all homes on the local market sit vacant.

Occupied housing units
2,813
1.8% year-over-year change
Occupancy breakdown
Renter occupied
1,045
Owner occupied
1,768
Value Percent YoY
change
Renter occupied 1,045 37.2% 7.5%
Owner occupied 1,768 62.8% -1.3%
Unoccupied housing units
2.6%
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.

Steilacoom housing costs

Housing costs in Steilacoom come to a median of $1,876 per month, while tenants specifically pay a median gross rent of $1,818.

Median housing costs per month
$1,876/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 Steilacoom
$1,818/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 Steilacoom

Steilacoom education at a glance

About 25.3% of the population in Steilacoom went to high school, while 20.3% pursued college studies. Another 10.2% earned an associate degree and 22.2% hold a bachelor’s. Meanwhile, 20.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 83 1.6% 112.8%
High school diploma 1,350 25.3% 3.1%
College diploma 1,084 20.3% 1.2%
Associate degree 546 10.2% -11.5%
Bachelor's degree 1,183 22.2% -6.0%
Graduate degree 1,083 20.3% 4.0%
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 Steilacoom

How much people earn in Steilacoom

The average annual household income in Steilacoom was $131,090 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +7.7% change from the previous year. At the same time, the median income stood at $100,851, reflecting a +3.3% shift over the same period.

Average household income in Steilacoom
$131,090/year
7.7% year-over-year change
Median household income in Steilacoom
$100,851/year
3.3% year-over-year change

Steilacoom income by age

In Steilacoom, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $100,463. Those with someone between 45 and 64 in charge, often well established professionally, earn $128,125 overall. Overall, 89% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $100,463 6.3%
45 - 64 $128,125 -0.5%
Over 65 $101,827 13.3%
Above poverty level
5,905
Below poverty level
727
Value Percent YoY
change
Above poverty level 5,905 89% 0.7%
Below poverty level 727 11% 0.8%

Average renter income in Steilacoom

To get a better sense of what renters earn on average in Steilacoom, their median household income was $62,386 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 35%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$62,386
Rent-to-income ratio
35%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Steilacoom

Workforce and job types in Steilacoom

The job market in Steilacoom is powered by 2,960 working residents, spread across a range of industries and roles. 80.4% of the working population are employed in professional or administrative positions, while 19.6% are in hands-on or service-based jobs. Also, 9.6% run their own businesses, 52.7% are employed by private companies, and 24.2% work in the public sector.

Workforce demographics

Working population
2,960
2.0% year-over-year change
White collar
2,381
Blue collar
579
Value Percent YoY change
White collar 2,381 80.4% 0.2%
Blue collar 579 19.6% 10.3%
Employer type
Self employees
9.6%
Private companies
52.7%
Governmental workers
24.2%
Not for profit companies
13.5%
Value Percent YoY change
Self employees 284 9.6% 6.0%
Private companies 1,560 52.7% 5.0%
Governmental workers 717 24.2% -13.6%
Not for profit companies 399 13.5% 25.9%
Unemployment rate
6.0%
11.8% year-over-year change

Available workforce

The unemployment rate in Steilacoom stands at 6%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Steilacoom

How people get around in Steilacoom

Commuting methods vary: 71.8% of residents travel by personal vehicle and 1.6% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 2,222 71.8% -1.8%
Bus or trolleybus 97 3.1% -8.5%
Railroad 17 0.6% 0.0%
Motorcycle 11 0.4% 10.0%
Walk 49 1.6% 25.6%
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 Steilacoom by zipcode?

Zipcode Population Number of households Median income Average income
98388 7,043 2,813 $100,851 $131,090

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FAQs about Steilacoom demographics 

What is the total population of Steilacoom?

Steilacoom has a total population of 6,686 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 +0.0% compared to a year ago.

What is the gender ratio in Steilacoom?

The gender ratio in Steilacoom is as follows:
  • 46.9% males (3,136 residents)
  • 53.1% females (3,550 residents)

What is the median age in Steilacoom?

The median age in Steilacoom is 39.8.

What is the age distribution of the population in Steilacoom?

The age distribution in Steilacoom is as follows:
  • Under 15: 18.2% (1,216 residents)
  • Ages 15-24: 11.6% (778 residents)
  • Ages 25-44: 27.2% (1,822 residents)
  • Ages 45-64: 23.9% (1,600 residents)
  • Over 65: 19% (1,270 residents)

What is the racial and ethnic makeup of Steilacoom?

The racial and ethnic makeup of Steilacoom is as follows:
  • White: 75.9% (5,072 residents)
  • Black or African American: 4.6% (311 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 5.4% (361 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 12.1% (806 residents)
  • Other: 2% (136 residents)

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

U.S.-born citizens represent 87.9% of the population in Steilacoom.

How many housing units are there in Steilacoom?

There are 2,889 housing units in Steilacoom, reflecting a +1.5% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Steilacoom has a total of 2,813 households, with an average of 2 people in each.

What is the median household income in Steilacoom?

Steilacoom has a median household income of $100,851, representing a +3.3% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Steilacoom?

The employment rate is 94% in Steilacoom, with a workforce of 2,960 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 80.4% (2,381 residents)
  • Blue-collar workers: 19.6% (579 residents)

Places of employment:
  • Self-employed: 9.6% (284 residents)
  • Private companies: 52.7% (1,560 residents)
  • Governmental workers: 24.2% (717 residents)
  • Not-for-profit companies: 13.5% (399 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