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DA

Dayton, Washington

City in Columbia County, Washington · ZIP 99328

  • Columbia County
  • Census data · ACS 2019-2023
  • 4 public schools
  • 2,471 (2024 estimate)Population
  • 1,301Households
  • $71,687Median household income
  • $223,900Median home value
  • 4Public schools
  • 1ZIP codes

About Dayton

This page shows only what has been published about Dayton: Census facts with their sources first, then its businesses, jobs, events, people in public roles, housing and questions as they are added. Nothing here is written by the town government.

Town intelligenceOfficial sources, refreshed yearly

Population, 2000 to 2020−7.8%
2.4k2.5k2.6k2.7k2000: 2,65520002010: 2,52620102020: 2,44820202,6552,448
Population of Dayton at each census
CensusPopulation
20002,655
20102,526
20202,448

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, place level, state 53, retrieved November 14, 2026; Census 2010 Summary File 1: total population, place level, state 53, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 53, retrieved November 14, 2026.

Household income in Dayton
Under $50k29.9%
$50k to $100k35.5%
$100k to $150k23.4%
$150k to $200k8.1%
$200k and over3.2%

Median household income $71,687 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 53, retrieved November 14, 2026.

Housing tenure in Dayton
Owner occupied
1,001 units
Renter occupied
300 units
Vacancy rate
13.6%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, place level, state 53, retrieved November 14, 2026.

Dayton compared with its county and state
Dayton compared with its county and state, American Community Survey 2019-2023
MeasureDaytonColumbia CountyWashington
Population2,6953,9967,740,984
Median household income$71,687$71,528$94,952
Median age51.352.138.2
Median home value$223,900$256,100$519,800
Bachelor’s degree or higher22.7%27.2%38.8%
Foreign-born residents4.5%3.0%15.1%
Owner-occupied homes76.9%77.9%63.9%
Mean commute to work18.2 minutes20.5 minutes27.0 minutes

Source: American Community Survey 5-year data profile 2019–2023, place level, state 53, retrieved November 14, 2026.

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Schools

Public schools in Dayton4
Public schools in Dayton, NCES directory 2023–2024
SchoolTypeGradesDistrict
Dayton Elementary SchoolPublicPre-K–5Dayton School District
Dayton Middle SchoolPublic6–8Dayton School District
Dayton High SchoolPublic9–12Dayton School District
Dayton School District Alternative ProgramAlternative9–12Dayton School District

Open public schools in the NCES directory for 2023–2024, placed by their listed location; private schools are not in the source. Enrollment and ratings are not shown.

Sources: NCES Common Core of Data, public school directory 2023–2024, retrieved November 14, 2026; NCES EDGE public school geocodes 2024–2025, retrieved November 14, 2026.

Frequently asked about DaytonPromoted from questions people asked

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Nearby towns

Other towns in Columbia County

All towns in Columbia County