Marietta-Alderwood, Washington Population 2024

3,145

Marietta-Alderwood is a city located in Whatcom County Washington. Marietta-Alderwood has a 2024 population of 3,145. Marietta-Alderwood is currently declining at a rate of -2.45% annually and its population has decreased by -9.18% since the most recent census, which recorded a population of 3,463 in 2020.

The average household income in Marietta-Alderwood is $102,825 with a poverty rate of 11.59%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Marietta-Alderwood is 41.1 years, 41.7 years for males, and 35 years for females.

Marietta-Alderwood Demographics

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

  • White: 76.21%
  • Other race: 9.96%
  • Two or more races: 8.66%
  • Asian: 3.6%
  • Native American: 0.79%
  • Native Hawaiian or Pacific Islander: 0.79%
  • Black or African American: 0%
Land Area (mi²)
5.8 sq mi
Density (mi²)
540.80/sq mi
Growth Since 2020
-9.18% (-318)
The current population of Marietta-Alderwood, Washington is 3,145 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 3,463.

Marietta-Alderwood, Washington Population 2024

Population by Race

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Race
Population
Percentage (of total)
White2,51876.21%
Other race3299.96%
Two or more races2868.66%
Asian1193.6%
Native American260.79%
Native Hawaiian or Pacific Islander260.79%
Black or African American00%

White

Other race

Two or more races

Asian

Native American

Native Hawaiian or Pacific Islander

Black or African American

Marietta-Alderwood Population by Race

Marietta-Alderwood Population Pyramid 2024

Marietta-Alderwood Median Age

41.1

Total

41.7

Male

35

Female

Marietta-Alderwood Adults

There are 2,762 adults, (696 of whom are seniors) in Marietta-Alderwood.

Marietta-Alderwood Age Dependency

59.9

Age Dependency Ratio

33.7

Old Age Dependency Ratio

26.2

Child Dependency Ratio

Marietta-Alderwood Sex Ratio

Female1,65450.06%
Male1,65049.94%

Marietta-Alderwood Population by Age

Marietta-Alderwood Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1,4772.2455.144.9
Non Family6421.6639.660.4
Married6182.7667.632.4
Female1392.44654
Male782.541000

2.62

Average Family Size

2.24

Average Household Size

55.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Marietta-Alderwood Households and Families

Male

Female

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Education Attained
Count
Percentage
Less Than 9th Grade100.44%
9th to 12th Grade1114.92%
High School Graduate50622.41%
Some College68730.43%
Associates Degree34115.1%
Bachelors Degree41018.16%
Graduate Degree1938.55%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Marietta-Alderwood Educational Attainment by Sex (over 25)

Marietta-Alderwood Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
White1,7601,696483
Other Race20116825
Hispanic20116825
2+ Races15915940
Asian1078355
Islander26260
Native American550

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 51.4%.

Marietta-Alderwood Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Overall$53,839$58,284$47,394
Less Than 9th Grade$0$0$0
High School Graduate$50,556$48,750$0
Some College$50,563$52,313$46,864
Bachelors Degree$66,734$67,784$60,625
Graduate Degree$0$0$0

$53,839

Average Earnings

$58,284

Average Male

$47,394

Average Female

Marietta-Alderwood Earnings by Educational Attainment

Marietta-Alderwood Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Marietta-Alderwood Language

86.3% of Marietta-Alderwood residents speak only English, while 13.7% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 10.88% of the population.

Marietta-Alderwood Language

Marietta-Alderwood Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White2,5182319.17%
Multiple28612644.06%
Islander2626100%

11.59%

Overall Poverty Rate

6.91%

Male Poverty Rate

16.26%

Female Poverty Rate

Poverty in Marietta-Alderwood

The race most likely to be in poverty in Marietta-Alderwood is Islander, with 100% below the poverty level.

The race least likely to be in poverty in Marietta-Alderwood is White, with 9.17% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2%. Among those working part-time, it was 25.77%, and for those that did not work, the poverty rate was 17.34%.

Marietta-Alderwood Poverty

rate

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Rate
Poverty
Some College10.6%
High School5.14%
Less Than 9th Grade0%
Bachelors or Greater0%

Marietta-Alderwood Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed33.33%
Female Employed12.34%
Male Employed2.56%
Male Unemployed0%

Marietta-Alderwood Poverty Rate by Employment Status and Sex

Marietta-Alderwood Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Households$83,507$102,825
Families$89,042$126,728
Married Families$103,750$-999,999,999
Non Families$64,323$69,651

mean

median

Income by Household Type

Marietta-Alderwood Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

43.3%

Overall Marriage Rate

47.9%

Male Marriage Rate

39.2%

Female Marriage Rate

Marietta-Alderwood Married by Age and Sex

male

female

Marietta-Alderwood Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Marietta-Alderwood Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Marietta-Alderwood Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

211

Number of Veterans

211

Male Veterans

0

Female Veterans

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War
Veterans
Vietnam148
First Gulf War30
Second Gulf War0
Korea0
World War II0

Marietta-Alderwood Veterans by War

count

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Age Group
Veterans
65 to 7490
75+74
35 to 5447
18 to 340
55 to 640

Marietta-Alderwood Veterans by Age

count

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Name
Veterans
% of Total
White2119.52%

Marietta-Alderwood Veterans by Race

Marietta-Alderwood Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

3.79%

Veteran Disability Rate

Marietta-Alderwood Veterans by Education

LaborForceParticipation

65.2%

Labor Force Participation

62.4%

Employment Rate

4.3%

Unemployment Rate

Marietta-Alderwood Employment by Age

LaborForceParticipation

Marietta-Alderwood Employment by Race

LaborForceParticipation

Marietta-Alderwood Employment by Education

Origin of Non-Citizens

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.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

60.9%

Born in Marietta-Alderwood

91.68%

Native Born

8.32%

Foreign Born

1.36%

Non Citizen

6.96%

Naturalized

Place of Birth

91.68% of Marietta-Alderwood residents were born in the United States, with 60.9% having been born in Washington. 1.36% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Marietta-Alderwood Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20243,145-79-2.45%
20233,224-80-2.42%
20223,304-398-10.75%
20213,7022396.9%
20203,463-623-15.25%
20194,08637810.19%
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%
20103,90600%

Marietta-Alderwood Population by Year