Marietta-Alderwood, Washington Population 2020

3,708

Marietta-Alderwood is a city located in Washington. Marietta-Alderwood has a 2020 population of 3,708. Marietta-Alderwood is currently declining at a rate of 0.00% annually and its population has decreased by -5.07% since the most recent census, which recorded a population of 3,906 in 2010. Marietta-Alderwood reached it's highest population of 4,704 in 2015.

The average household income in Marietta-Alderwood is $59,438 with a poverty rate of 19.90%. The median rental costs in recent years comes to $1,018 per month, and the median house value is $333,700. The median age in Marietta-Alderwood is 42.8 years, 39.9 years for males, and 46.9 years for females. For every 100 females there are 88.8 males.

Marietta-Alderwood Demographics

According to the most recent ACS, the racial composition of Marietta-Alderwood was:

  • White: 90.48%
  • Other race: 4.56%
  • Native Hawaiian or Pacific Islander: 1.83%
  • Two or more races: 1.54%
  • Native American: 0.92%
  • Black or African American: 0.67%
  • Asian: 0.00%
The current population of Marietta-Alderwood, Washington is 3,708, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 3,708.The last official US Census in 2010 recorded the population at 3,906.

Marietta-Alderwood, Washington Population 2020

Population by Race

Race Population Percentage
White3,35590.48%
Some Other Race1694.56%
Native Hawaiian and Other Pacific Islander681.83%
Two or More Races571.54%
American Indian and Alaska Native340.92%
Black or African American250.67%

Marietta-Alderwood Population Pyramid 2020

Marietta-Alderwood Median Age

42.8


Total

39.9


Male

46.9


Female

Marietta-Alderwood Adults

There are 2,998 adults, (685 of whom are seniors) in Marietta-Alderwood.

Marietta-Alderwood Age Dependency

60.3

Age Dependency Ratio

29.6

Old Age Dependency Ratio

30.7

Child Dependency Ratio

Marietta-Alderwood Sex Ratio

Female

1,964

52.97%

Male

1,744

47.03%

Marietta-Alderwood Households and Families

Marietta-Alderwood Renter vs Owner Occupied by Household Type

Marietta-Alderwood Household Types

Type Owner Renter
Male73.6%26.4%
Married66.5%33.5%
All47.3%52.7%
Non Family31.6%68.4%
Female29.6%70.4%

47.3%

Rate of Home Ownership

Type Count Average Size Owned
All1,6582.2447.3
Non Family6841.2131.6
Married6352.7366.5
Female2333.5429.6
Male1063.0573.6

2.86

Average Family Size

2.24

Average Household Size

10.2%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

Marietta-Alderwood Education

Education Attained Count Percentage
Less Than 9th Grade532.06%
9th to 12th Grade1556.04%
High School Graduate65725.59%
Some College85933.46%
Associates Degree2298.92%
Bachelors Degree47118.35%
Graduate Degree1435.57%

Marietta-Alderwood Educational Attainment by Race

Name Total High School Bachelors
White2,3882,205614
Hispanic106106
Other Race6666
Native American3434
Black25
Multiple Races1414

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among white people with a rate of 25.71%.

Name Average Male Female
Overall$32,357$42,092$21,518
Less Than High School$$$
High School Grad$31,667$42,292$10,453
Some College$32,679$52,757$22,044
Bachelors Degree$41,755$$42,139
Graduate Degree$$26,400$

$32,357

Average Earnings

$42,092

Average Male

$21,518

Average Female

Marietta-Alderwood Language

Marietta-Alderwood Language by Age

Marietta-Alderwood Language

87.20% of Marietta-Alderwood residents speak only English, while 12.80% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 6.16% of the population.

Marietta-Alderwood Poverty

Marietta-Alderwood Poverty by Race

19.90%

Overall Poverty Rate

23.97%

Male Poverty Rate

16.29%

Female Poverty Rate

Poverty in Marietta-Alderwood

The race most likely to be in poverty in Marietta-Alderwood is White, with 22.69% below the poverty level.

The race least likely to be in poverty in Marietta-Alderwood is White, with 22.69% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.00%. Among those working part-time, it was 11.42%, and for those that did not work, the poverty rate was 30.13%.

Name Poverty
Less Than High School22.60%
Some College17.65%
High School9.59%
Bachelors or Greater8.14%
Name Poverty
Male Unemployed60.24%
Female Unemployed30.14%
Female Employed4.35%
Male Employed0.00%

Marietta-Alderwood Income

Marietta-Alderwood Income by Household Type

Name Median Mean
Households$41,921$59,438
Families$56,400$75,901
Married Families$84,213-
Non Families$22,188$33,213

Marietta-Alderwood Marital Status

Marietta-Alderwood Marital Status

Marriage Rates

44.4%

Overall Marriage Rate

51.9%

Male Marriage Rate

38.3%

Female Marriage Rate

Marietta-Alderwood Married by Age and Sex

Marietta-Alderwood Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Marietta-Alderwood Marital Status by Race

Marietta-Alderwood Veterans

422

Number of Veterans

355

Male Veterans

67

Female Veterans

War Veterans
Vietnam253
First Gulf War91
World War II25
Korea11
Second Gulf War

$Marietta-Alderwood Veterans by Education

29.15%

Veteran Poverty Rate

30.09%

Veteran Disability Rate

Marietta-Alderwood Employment Status

51.4%

Labor Force Participation

43.9%

Employment Rate

14.6%

Unemployment Rate

Marietta-Alderwood Place of Birth

Origin of Non-Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

53.75%

Born in Washington

92.85%

Native Born

7.15%

Foreign Born

2.64%

Non Citizen

Place of Birth

92.85% of Marietta-Alderwood residents were born in the United States, with 53.75% having been born in Washington. 2.64% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Year Population Growth Annual Growth Rate
20203,7080.00%
20193,7080.00%
20183,708-787-17.51%
20174,49530.07%
20164,492-212-4.51%
20154,7042696.07%
20144,43540510.05%
20134,0302486.56%
20123,7821794.97%
20113,603-303-7.76%
20103,9060.00%