Ilwaco, WA demographics:
population, income, and more

Total population
1,365
-3.7% year-over-year change
Median household income
$98,200/yr
0.7% year-over-year change
Housing units
671
2.6% year-over-year change

Ilwaco population

How many people live in Ilwaco

Ilwaco is home to 1,365 residents, according to the most recent Census data. Gender-wise, 56.2% of Ilwaco locals are male, and 43.8% are female.

Total population
1,365
-3.7% year-over-year change
Gender ratio
Male
56.2%
767
Female
43.8%
598
Value Percent YoY change
Male 767 56.2% -0.7%
Female 598 43.8% -7.4%
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 Ilwaco is 49, with the population distributed as follows: about 9.2% are children under 15, then 15% are in the 15 to 24 age group. Adults between 25 and 44 make up 23.8% of the population, while another 25.9% fall into the 45 to 64 bracket. Finally, around 26% are 65 or older.

Median age
48.9
Age breakdown
Under 15
9.2%
15 to 24
15%
25 to 44
23.8%
45 to 64
25.9%
Over 65
26%
Value Percent YoY change
Under 15 126 9.2% -40.9%
15 to 24 205 15% 19.9%
25 to 44 325 23.8% -4.7%
45 to 64 354 25.9% 18.8%
Over 65 355 26% -10.1%
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 Ilwaco, 93% of the population are US-born citizens, while 1% have gained naturalized citizenship. At the same time, 6% of residents are non-citizens. As for race, 79.9% of locals are Caucasian, 0.8% are African American and 0.5% have Asian roots. Another 0.3% are Indigenous American, 0.7% are Pacific Islanders, while 2.7% identify as another race. There’s also a share of 15.1% that includes residents with two or more races.

Citizenship
U.S.-born citizens
93%
Non-U.S.-born citizens
1%
Non-citizens
6%
Value Percent YoY change
U.S.-born citizens 1,269 93% -5.6%
Non-U.S.-born citizens 14 1% -46.1%
Non-citizens 82 6% 70.8%
Racial breakdown
White
79.9%
Black or African American
0.8%
American Indian and Alaska Native
0.3%
Asian
0.5%
Native Hawaiian and other Pacific Islander
0.7%
Two or more races
15.1%
Other
2.7%
Value Percent
White 1,091 79.9%
Black or African American 11 0.8%
American Indian and Alaska Native 4 0.3%
Asian 7 0.5%
Native Hawaiian and other Pacific Islander 9 0.7%
Two or more races 206 15.1%
Other 37 2.7%

Households in Ilwaco

A peek inside Ilwaco households

Ilwaco has 502 households, with an average of 3 members in each. Of these, 64.9% are families, while the remaining 35.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
502
4.2% year-over-year change
Average people per household
3
Non-family households
176
Family households
326
Value Percent YoY change
Non-family households 176 35.1% 24.8%
Family households 326 64.9% -4.4%
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 Ilwaco

The housing landscape of Ilwaco

Ilwaco's housing consists of 671 units, with 73.3% 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 9.4% of the housing landscape.

Housing units
671
2.6% year-over-year change
Housing types
Value Percent
1 unit, detached 492 73.3%
2 units 9 1.3%
3 or 4 units 32 4.8%
5 to 9 units 7 1%
20 to 49 units 43 6.4%
Mobile home 63 9.4%
Boat, RV, van, etc. 25 3.7%
Homes built since 2020
0
% year-over-year change

The age of buildings in Ilwaco

In Ilwaco, the median construction year is 1975. 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 166 24.7% -1.2%
Built between 1950 and 1959 17 2.5% -48.5%
Built between 1960 and 1969 79 11.8% 11.3%
Built between 1970 and 1979 151 22.5% 15.3%
Built between 1980 and 1989 99 14.8% 13.8%
Built between 1990 and 1999 32 4.8% -43.9%
Built between 2000 and 2009 73 10.9% -21.5%
Built between 2010 and 2019 54 8% 285.7%
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.

Ilwaco occupancy rates

Out of the 502 occupied housing units in Ilwaco, 65.7% are owner-occupied, while 34.3% are lived in by tenants. Meanwhile, 25.2% of all homes on the local market sit vacant.

Occupied housing units
502
4.2% year-over-year change
Occupancy breakdown
Renter occupied
172
Owner occupied
330
Value Percent YoY
change
Renter occupied 172 34.3% 2.4%
Owner occupied 330 65.7% 5.1%
Unoccupied housing units
25.2%
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.

Ilwaco housing costs

Housing costs in Ilwaco come to a median of $1,157 per month, while tenants specifically pay a median gross rent of $1,170.

Median housing costs per month
$1,157/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 Ilwaco
$1,170/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 Ilwaco

Ilwaco education at a glance

About 26.9% of the population in Ilwaco went to high school, while 28% pursued college studies. Another 7.1% earned an associate degree and 24% hold a bachelor’s. Meanwhile, 9.6% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 50 4.4% 100.0%
High school diploma 304 26.9% -1.0%
College diploma 316 28% -9.5%
Associate degree 80 7.1% -21.6%
Bachelor's degree 271 24% 2.6%
Graduate degree 108 9.6% 50.0%
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 Ilwaco

How much people earn in Ilwaco

The average annual household income in Ilwaco was $113,337 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -0.4% change from the previous year. At the same time, the median income stood at $98,200, reflecting a +0.7% shift over the same period.

Average household income in Ilwaco
$113,337/year
-0.4% year-over-year change
Median household income in Ilwaco
$98,200/year
0.7% year-over-year change

Ilwaco income by age

In Ilwaco, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $100,938. Those with someone between 45 and 64 in charge, often well established professionally, earn $120,417 overall. Overall, 90.4% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $100,938 1.0%
45 - 64 $120,417 2.9%
Over 65 $79,583 6.4%
Above poverty level
1,212
Below poverty level
129
Value Percent YoY
change
Above poverty level 1,212 90.4% -1.0%
Below poverty level 129 9.6% -19.9%

Average renter income in Ilwaco

To get a better sense of what renters earn on average in Ilwaco, their median household income was $58,889 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 23.8%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$58,889
Rent-to-income ratio
23.8%
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 Ilwaco

Workforce and job types in Ilwaco

The job market in Ilwaco is powered by 804 working residents, spread across a range of industries and roles. 78% of the working population are employed in professional or administrative positions, while 22% are in hands-on or service-based jobs. Also, 11.1% run their own businesses, 58.3% are employed by private companies, and 23.4% work in the public sector.

Workforce demographics

Working population
804
9.2% year-over-year change
White collar
627
Blue collar
177
Value Percent YoY change
White collar 627 78% 9.6%
Blue collar 177 22% 7.9%
Employer type
Self employees
11.1%
Private companies
58.3%
Governmental workers
23.4%
Not for profit companies
7.2%
Value Percent YoY change
Self employees 89 11.1% 6.0%
Private companies 469 58.3% 12.2%
Governmental workers 188 23.4% 10.6%
Not for profit companies 58 7.2% -9.4%

Transportation in Ilwaco

How people get around in Ilwaco

Commuting methods vary: 70.1% of residents travel by personal vehicle and 21.4% 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 567 70.1% 12.3%
Bus or trolleybus 5 0.6% -28.6%
Motorcycle 25 3.1% N/A
Walk 173 21.4% 10.9%
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 Ilwaco by zipcode?

Zipcode Population Number of households Median income Average income
98624 1,555 580 $83,214 $104,109

Explore more communities

FAQs about Ilwaco demographics 

What is the total population of Ilwaco?

Ilwaco has a total population of 1,365 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 -3.7% compared to a year ago.

What is the gender ratio in Ilwaco?

The gender ratio in Ilwaco is as follows:
  • 56.2% males (767 residents)
  • 43.8% females (598 residents)

What is the median age in Ilwaco?

The median age in Ilwaco is 48.9.

What is the age distribution of the population in Ilwaco?

The age distribution in Ilwaco is as follows:
  • Under 15: 9.2% (126 residents)
  • Ages 15-24: 15% (205 residents)
  • Ages 25-44: 23.8% (325 residents)
  • Ages 45-64: 25.9% (354 residents)
  • Over 65: 26% (355 residents)

What is the racial and ethnic makeup of Ilwaco?

The racial and ethnic makeup of Ilwaco is as follows:
  • White: 79.9% (1,091 residents)
  • Black or African American: 0.8% (11 residents)
  • American Indian and Alaska Native: 0.3% (4 residents)
  • Asian: 0.5% (7 residents)
  • Native Hawaiian and Other Pacific Islander: 0.7% (9 residents)
  • Two or More Races: 15.1% (206 residents)
  • Other: 2.7% (37 residents)

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

U.S.-born citizens represent 93% of the population in Ilwaco.

How many housing units are there in Ilwaco?

There are 671 housing units in Ilwaco, reflecting a +2.6% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Ilwaco has a total of 502 households, with an average of 3 people in each.

What is the median household income in Ilwaco?

Ilwaco has a median household income of $98,200, representing a +0.7% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Ilwaco?

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

Job types:
  • White-collar workers: 78% (627 residents)
  • Blue-collar workers: 22% (177 residents)

Places of employment:
  • Self-employed: 11.1% (89 residents)
  • Private companies: 58.3% (469 residents)
  • Governmental workers: 23.4% (188 residents)
  • Not-for-profit companies: 7.2% (58 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