Coulee Dam, WA demographics:
population, income, and more

Total population
1,595
9.5% year-over-year change
Median household income
$66,732/yr
-1.7% year-over-year change
Housing units
725
5.1% year-over-year change

Coulee Dam population

How many people live in Coulee Dam

Coulee Dam is home to 1,595 residents, according to the most recent Census data. Gender-wise, 55.6% of Coulee Dam locals are male, and 44.4% are female.

Total population
1,595
9.5% year-over-year change
Gender ratio
Male
55.6%
887
Female
44.4%
708
Value Percent YoY change
Male 887 55.6% 13.0%
Female 708 44.4% 5.4%
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 Coulee Dam is 38, with the population distributed as follows: about 12.9% are children under 15, then 20.2% are in the 15 to 24 age group. Adults between 25 and 44 make up 27% of the population, while another 20.7% fall into the 45 to 64 bracket. Finally, around 19.2% are 65 or older.

Median age
38
Age breakdown
Under 15
12.9%
15 to 24
20.2%
25 to 44
27%
45 to 64
20.7%
Over 65
19.2%
Value Percent YoY change
Under 15 206 12.9% 5.1%
15 to 24 322 20.2% 8.8%
25 to 44 431 27% 23.1%
45 to 64 330 20.7% 17.0%
Over 65 306 19.2% -8.1%
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 Coulee Dam, 94.9% of the population are US-born citizens, while 3.4% have gained naturalized citizenship. At the same time, 1.8% of residents are non-citizens. As for race, 49.2% of locals are Caucasian, 0.6% are African American and 1.4% have Asian roots. Another 34.4% are Indigenous American, 0.4% are Pacific Islanders, while 0.1% identify as another race. There’s also a share of 14% that includes residents with two or more races.

Citizenship
U.S.-born citizens
94.9%
Non-U.S.-born citizens
3.4%
Non-citizens
1.8%
Value Percent YoY change
U.S.-born citizens 1,513 94.9% 9.5%
Non-U.S.-born citizens 54 3.4% -1.8%
Non-citizens 28 1.8% 40.0%
Racial breakdown
White
49.2%
Black or African American
0.6%
American Indian and Alaska Native
34.4%
Asian
1.4%
Native Hawaiian and other Pacific Islander
0.4%
Two or more races
14%
Other
0.1%
Value Percent
White 784 49.2%
Black or African American 10 0.6%
American Indian and Alaska Native 548 34.4%
Asian 22 1.4%
Native Hawaiian and other Pacific Islander 7 0.4%
Two or more races 223 14%
Other 1 0.1%

Households in Coulee Dam

A peek inside Coulee Dam households

Coulee Dam has 659 households, with an average of 2 members in each. Of these, 51.4% are families, while the remaining 48.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
659
4.8% year-over-year change
Average people per household
2
Non-family households
320
Family households
339
Value Percent YoY change
Non-family households 320 48.6% 10.3%
Family households 339 51.4% 0.0%
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 Coulee Dam

The housing landscape of Coulee Dam

Coulee Dam's housing consists of 725 units, with 83.4% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 0.4% 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 1.5% of the housing landscape.

Housing units
725
5.1% year-over-year change
Housing types
Value Percent
1 unit, detached 605 83.4%
1 unit, attached 3 0.4%
2 units 46 6.3%
3 or 4 units 12 1.7%
5 to 9 units 11 1.5%
10 to 19 units 14 1.9%
20 to 49 units 19 2.6%
50 or more units 4 0.6%
Mobile home 11 1.5%
Homes built since 2020
0
% year-over-year change

The age of buildings in Coulee Dam

In Coulee Dam, the median construction year is 1953. About 35.4% of homes were built before the 1940s, with another 11.2% 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 257 35.4% 4.0%
Built between 1940 and 1949 81 11.2% 2.5%
Built between 1950 and 1959 83 11.4% 3.8%
Built between 1960 and 1969 97 13.4% 10.2%
Built between 1970 and 1979 106 14.6% 11.6%
Built between 1980 and 1989 54 7.4% 5.9%
Built between 1990 and 1999 8 1.1% 33.3%
Built between 2000 and 2009 35 4.8% 6.1%
Built between 2010 and 2019 4 0.6% -63.6%
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.

Coulee Dam occupancy rates

Out of the 659 occupied housing units in Coulee Dam, 67.5% are owner-occupied, while 32.5% are lived in by tenants. Meanwhile, 9.1% of all homes on the local market sit vacant.

Occupied housing units
659
4.8% year-over-year change
Occupancy breakdown
Renter occupied
214
Owner occupied
445
Value Percent YoY
change
Renter occupied 214 32.5% 1.4%
Owner occupied 445 67.5% 6.5%
Unoccupied housing units
9.1%
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.

Coulee Dam housing costs

Housing costs in Coulee Dam come to a median of $1,081 per month, while tenants specifically pay a median gross rent of $1,033.

Median housing costs per month
$1,081/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 Coulee Dam
$1,033/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 Coulee Dam

Coulee Dam education at a glance

About 33.7% of the population in Coulee Dam went to high school, while 26.4% pursued college studies. Another 8.2% earned an associate degree and 22.3% hold a bachelor’s. Meanwhile, 6% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 45 3.4% 45.2%
High school diploma 452 33.7% 25.9%
College diploma 354 26.4% 12.0%
Associate degree 110 8.2% -14.7%
Bachelor's degree 299 22.3% 3.1%
Graduate degree 80 6% 0.0%
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 Coulee Dam

How much people earn in Coulee Dam

The average annual household income in Coulee Dam was $99,653 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +4.6% change from the previous year. At the same time, the median income stood at $66,732, reflecting a -1.7% shift over the same period.

Average household income in Coulee Dam
$99,653/year
4.6% year-over-year change
Median household income in Coulee Dam
$66,732/year
-1.7% year-over-year change

Coulee Dam income by age

In Coulee Dam, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $83,125. Those with someone between 45 and 64 in charge, often well established professionally, earn $105,000 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $49,500, while those led by someone over 65, many of whom may be retired, have about $53,636 in earnings. Overall, 84.1% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $49,500 5.0%
25 - 44 $83,125 -30.0%
45 - 64 $105,000 3.3%
Over 65 $53,636 -3.3%
Above poverty level
1,315
Below poverty level
248
Value Percent YoY
change
Above poverty level 1,315 84.1% 3.2%
Below poverty level 248 15.9% 41.7%

Average renter income in Coulee Dam

To get a better sense of what renters earn on average in Coulee Dam, their median household income was $60,500 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 20.5%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$60,500
Rent-to-income ratio
20.5%
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 Coulee Dam

Workforce and job types in Coulee Dam

The job market in Coulee Dam is powered by 708 working residents, spread across a range of industries and roles. 80.2% of the working population are employed in professional or administrative positions, while 19.8% are in hands-on or service-based jobs. Also, 6.1% run their own businesses, 35.2% are employed by private companies, and 51% work in the public sector.

Workforce demographics

Working population
708
2.9% year-over-year change
White collar
568
Blue collar
140
Value Percent YoY change
White collar 568 80.2% 3.6%
Blue collar 140 19.8% 0.0%
Employer type
Self employees
6.1%
Private companies
35.2%
Governmental workers
51%
Not for profit companies
7.8%
Value Percent YoY change
Self employees 43 6.1% 16.2%
Private companies 249 35.2% 18.0%
Governmental workers 361 51% -8.8%
Not for profit companies 55 7.8% 25.0%
Unemployment rate
12.7%
98.1% year-over-year change

Available workforce

The unemployment rate in Coulee Dam stands at 12.7%, 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 Coulee Dam

How people get around in Coulee Dam

In Coulee Dam, the average commute time is 16 minutes. Commuting methods vary: 86.7% of residents travel by personal vehicle and 5% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
16 min
10.8% year-over-year change
Means of transportation
Value Percent YoY change
Car 607 86.7% 1.7%
Motorcycle 2 0.3% 0.0%
Bicycle 5 0.7% -37.5%
Walk 35 5% -12.5%
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 Coulee Dam by zipcode?

Zipcode Population Number of households Median income Average income
99116 1,786 763 $65,946 $96,285
99124 326 142 $70,000 $98,969

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FAQs about Coulee Dam demographics 

What is the total population of Coulee Dam?

Coulee Dam has a total population of 1,595 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 +9.5% compared to a year ago.

What is the gender ratio in Coulee Dam?

The gender ratio in Coulee Dam is as follows:
  • 55.6% males (887 residents)
  • 44.4% females (708 residents)

What is the median age in Coulee Dam?

The median age in Coulee Dam is 38.

What is the age distribution of the population in Coulee Dam?

The age distribution in Coulee Dam is as follows:
  • Under 15: 12.9% (206 residents)
  • Ages 15-24: 20.2% (322 residents)
  • Ages 25-44: 27% (431 residents)
  • Ages 45-64: 20.7% (330 residents)
  • Over 65: 19.2% (306 residents)

What is the racial and ethnic makeup of Coulee Dam?

The racial and ethnic makeup of Coulee Dam is as follows:
  • White: 49.2% (784 residents)
  • Black or African American: 0.6% (10 residents)
  • American Indian and Alaska Native: 34.4% (548 residents)
  • Asian: 1.4% (22 residents)
  • Native Hawaiian and Other Pacific Islander: 0.4% (7 residents)
  • Two or More Races: 14% (223 residents)
  • Other: 0.1% (1 residents)

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

U.S.-born citizens represent 94.9% of the population in Coulee Dam.

How many housing units are there in Coulee Dam?

There are 725 housing units in Coulee Dam, reflecting a +5.1% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Coulee Dam has a total of 659 households, with an average of 2 people in each.

What is the median household income in Coulee Dam?

Coulee Dam has a median household income of $66,732, representing a -1.7% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Coulee Dam?

The employment rate is 87.3% in Coulee Dam, with a workforce of 708 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 80.2% (568 residents)
  • Blue-collar workers: 19.8% (140 residents)

Places of employment:
  • Self-employed: 6.1% (43 residents)
  • Private companies: 35.2% (249 residents)
  • Governmental workers: 51% (361 residents)
  • Not-for-profit companies: 7.8% (55 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