Waterloo Flag

Waterloo

County:
Linn County
County Seat:
No
Area (mi²):
0.122
State:
Oregon

Waterloo is a town located in Linn County, Oregon. Waterloo has a 2026 population of 227. Waterloo is currently growing at a rate of 0.44% annually and its population has increased by 1.34% since the most recent census, which recorded a population of 224 in 2020.

The median household income in Waterloo is $88,750 with a poverty rate of 3.49%. The median age in Waterloo is 49.5 years: 36.3 years for males, and 51.6 years for females. For every 100 females there are 146.2 males.

227
Total Population
1,863
Density (mi²)
1 0.44%
Growth

Waterloo Population

Waterloo Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202622710.44%
202522600%
202422600%
202322631.35%
2022223-2-0.89%
202122510.45%
202022400%
201924841.64%
201824452.09%
201723952.14%
201623431.3%
201523152.21%
201422600%
201322600%
201222620.89%
201122420.9%
201022200%

Median Age

Overall: 49.5 years
Female: 51.6 years
Male: 36.3 years

Waterloo Adults

There are 216 adults, (61 of whom are seniors) in Waterloo.

Sex Ratio

Female: 93 (40.6%)
Male: 136 (59.4%)

Demographics

The racial composition of Waterloo includes 89.96% White, and smaller percentages for other race and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White20689.96%
Two or more races177.42%
Other race62.62%
Race
Population ↓
Percentage (of total)
Other race62.62%
White31.31%
Race
Population ↓
Percentage (of total)
White20388.65%
Two or more races177.42%

Waterloo Marital Status

Economics and Income Statistics

Waterloo 's average per capita income is $41,630. Household income levels show a median of $88,750. The poverty rate stands at 3.49%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$100,625-
Families$94,063$100,260
Households$88,750$86,340
Non Families$36,250$40,850

$41,630

Average Income

$88,750

Median Household Income

3.49%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)