Santiago, Washington Demographics & Population 2026
During the 2020–2024 ACS period, Santiago, Washington had a total population of 96, the 601st largest community in Washington, with a median household income of $75,132, which is 23% lower than the state average. The poverty rate is 4.2%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 4.2% — among the lowest in Washington.
Santiago Quick Facts
How Santiago Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 78 | 96 | +23.1% |
| Median household income | $72,917 | $75,132 | +3.0% |
| Median home value | $196,700 | $195,300 | -0.7% |
How Santiago Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 56 | National average: 61
Education
Educational Attainment (Adults 25+)
Santiago Rankings in Washington
Explore Washington Rankings
Other Cities in Grays Harbor County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Aberdeen | 17,088 | $52,195 | 23.8% | $237,300 |
| Hoquiam | 8,800 | $49,795 | 17.2% | $228,200 |
| Ocean Shores | 7,302 | $58,202 | 12.3% | $383,500 |
| Montesano | 4,183 | $67,540 | 4.9% | $354,300 |
| Elma | 3,483 | $78,086 | 24.9% | $409,600 |
| Central Park | 3,206 | $99,127 | 6.4% | $335,500 |
| Westport | 2,217 | $64,750 | 7.3% | $196,600 |
| Cosmopolis | 2,202 | $84,853 | 10.3% | $317,000 |
| McCleary | 2,094 | $77,813 | 10.4% | $351,700 |
| Oakville | 878 | $63,893 | 19.4% | $230,800 |
Cities Similar to Santiago
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Alder | 96 | N/A | N/A | 0.0% | 0.0% |
| Packwood | 99 | N/A | N/A | 0.0% | 20.2% |
| Sunland Estates | 91 | $80,156 | $652,800 | 24.2% | 0.0% |
| Orient | 87 | N/A | $9,999 | 11.1% | 55.2% |
| Skykomish | 92 | $62,917 | $408,300 | 31.8% | 17.4% |
A note before these figures: with a population of 96, Santiago's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Santiago is a small community located in Washington, within Grays Harbor County. The total population is 96. It ranks as the 601st most populous out of 628 Census-designated places in Washington.
Age Demographics
The median age in Santiago is 66.2 years. This is 73% higher than the state median of 38.3 years. Only 12.5% of residents are under 18, indicating fewer families with children.
Economy, Income & Housing
The median household income in Santiago is $75,132. This is 23% lower than the state median of $98,141. It is also 7% lower than the national median of $80,734. The poverty rate stands at 4.2%. This is 58% lower than the state poverty rate of 9.9%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The survey records no unemployed residents in Santiago, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $195,300. Housing costs are 65% lower than the state median of $564,600. With a home-value-to-income ratio of just 2.6x, Santiago is one of the most affordable housing markets in the area. 86.4% of occupied housing units are owner-occupied. This homeownership rate is 35% higher than the state average of 63.8%.
Race & Ethnicity
The largest racial or ethnic group in Santiago is White (non-Hispanic), making up 49.0% of the population.
Education
11.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 70% lower than the state rate of 39.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.4%.
Data Sources & Methodology
All demographic data for Santiago, Washington is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Washington state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 628 Census-designated places in Washington. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Santiago, Washington?
Santiago, Washington has a population of 96 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Santiago, WA?
The median household income in Santiago is $75,132, which is 7% lower than the national median of $80,734.
What is the poverty rate in Santiago, WA?
The poverty rate in Santiago is 4.2%. This means approximately 4 residents live below the federal poverty line.
What is the racial makeup of Santiago, Washington?
Santiago's population is 49.0% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Santiago, WA?
The median home value in Santiago is $195,300. The home-value-to-income ratio is 2.6x.
How educated is Santiago, Washington?
11.7% of adults (25+) in Santiago hold a bachelor's degree or higher, and 1.3% hold a graduate or professional degree.