Dayton is a city located in Columbia County Washington. Dayton has a 2024 population of 2,582. It is also the county seat of Columbia County. Dayton is currently growing at a rate of 1.37% annually and its population has increased by 5.73% since the most recent census, which recorded a population of 2,442 in 2020.
The average household income in Dayton is $89,977 with a poverty rate of 10.94%. The median age in Dayton is 50 years: 48.4 years for males, and 51.4 years for females.
According to the most recent ACS, the racial composition of Dayton was:
White
Two or more races
Other race
Black or African American
Native American
Asian
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 1,269 | 2.11 | 74.2 | 25.8 |
| Married | 532 | 2.54 | 85.9 | 14.1 |
| Non Family | 457 | 1.12 | 70.7 | 29.3 |
| Male | 144 | 2.81 | 80.6 | 19.4 |
| Female | 136 | 3.02 | 33.8 | 66.2 |
2.57
Average Family Size
2.11
Average Household Size
74.2%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among asian people with a rate of 100%.
The highest rate of bachelors degrees is among 2+ races people with a rate of 34.98%.
All
Male
Female
$53,125
Average Earnings
$56,936
Average Male
$43,688
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
90.56% of Dayton residents speak only English, while 9.44% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 8.05% of the population.
rate
10.94%
Overall Poverty Rate
11.46%
Male Poverty Rate
10.41%
Female Poverty Rate
The race most likely to be in poverty in Dayton is Black, with 100% below the poverty level.
The race least likely to be in poverty in Dayton is Multiple, with 0.24% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 2.46%. Among those working part-time, it was 7.18%, and for those that did not work, the poverty rate was 22.65%.
Married
Widowed
Divorced
Separated
NeverMarried
46.6%
Overall Marriage Rate
51.8%
Male Marriage Rate
41.9%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
10.2%
Veteran Poverty Rate
45.92%
Veteran Disability Rate
LaborForceParticipation
57.4%
Labor Force Participation
54.9%
Employment Rate
4.3%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
59.65%
Born in Dayton
94.82%
Native Born
5.18%
Foreign Born
3.62%
Non Citizen
1.56%
Naturalized
94.82% of Dayton residents were born in the United States, with 59.65% having been born in Washington. 3.62% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 2,757 | 35 | 1.29% |
| 2028 | 2,722 | 35 | 1.3% |
| 2027 | 2,687 | 35 | 1.32% |
| 2026 | 2,652 | 35 | 1.34% |
| 2025 | 2,617 | 35 | 1.36% |
| 2024 | 2,582 | 35 | 1.37% |
| 2023 | 2,547 | 35 | 1.39% |
| 2022 | 2,512 | 33 | 1.33% |
| 2021 | 2,479 | 37 | 1.52% |
| 2020 | 2,442 | -22 | -0.89% |
| 2019 | 2,464 | -23 | -0.92% |
| 2018 | 2,487 | 24 | 0.97% |
| 2017 | 2,463 | 14 | 0.57% |
| 2016 | 2,449 | 5 | 0.2% |
| 2015 | 2,444 | -20 | -0.81% |
| 2014 | 2,464 | -18 | -0.73% |
| 2013 | 2,482 | 12 | 0.49% |
| 2012 | 2,470 | -18 | -0.72% |
| 2011 | 2,488 | -56 | -2.2% |
| 2010 | 2,544 | 0 | 0% |
| 2000 | 2,655 | 90 | 3.51% |
| 1980 | 2,565 | -31 | -1.19% |
| 1970 | 2,596 | -317 | -10.88% |
| 1960 | 2,913 | -66 | -2.22% |
| 1950 | 2,979 | -47 | -1.55% |
| 1940 | 3,026 | 498 | 19.7% |
| 1930 | 2,528 | -167 | -6.2% |
| 1920 | 2,695 | -62 | -2.25% |