Martha Lake, Washington Population 2020

19,954

Martha Lake is a city located in Washington. Martha Lake has a 2020 population of 19,954. Martha Lake is currently declining at a rate of 0.00% annually and its population has increased by 28.96% since the most recent census, which recorded a population of 15,473 in 2010. Martha Lake reached it's highest population of 19,954 in 2018.

The average household income in Martha Lake is $107,394 with a poverty rate of 7.45%. The median rental costs in recent years comes to $1,566 per month, and the median house value is $420,300. The median age in Martha Lake is 34.5 years, 33.8 years for males, and 35.5 years for females. For every 100 females there are 100.7 males.

Martha Lake Demographics

According to the most recent ACS, the racial composition of Martha Lake was:

  • White: 70.87%
  • Asian: 16.95%
  • Two or more races: 5.86%
  • Black or African American: 3.49%
  • Native Hawaiian or Pacific Islander: 1.16%
  • Other race: 1.08%
  • Native American: 0.59%
The current population of Martha Lake, Washington is 19,954, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 19,954.The last official US Census in 2010 recorded the population at 15,473.

Martha Lake, Washington Population 2020

Population by Race

Race Population Percentage
White14,14270.87%
Asian3,38216.95%
Two or More Races1,1705.86%
Black or African American6963.49%
Native Hawaiian and Other Pacific Islander2311.16%
Some Other Race2161.08%
American Indian and Alaska Native1170.59%

Martha Lake Population Pyramid 2020

Martha Lake Median Age

34.5


Total

33.8


Male

35.5


Female

Martha Lake Adults

There are 15,203 adults, (2,038 of whom are seniors) in Martha Lake.

Martha Lake Age Dependency

51.6

Age Dependency Ratio

15.5

Old Age Dependency Ratio

36.1

Child Dependency Ratio

Martha Lake Sex Ratio

Female

9,940

49.81%

Male

10,014

50.19%

Martha Lake Households and Families

Martha Lake Renter vs Owner Occupied by Household Type

Martha Lake Household Types

Type Owner Renter
Married80.1%19.9%
Male71.6%28.4%
All68.1%31.9%
Non Family54.9%45.1%
Female38.2%61.8%

68.1%

Rate of Home Ownership

Type Count Average Size Owned
All7,0092.8468.1
Married3,9683.380.1
Non Family1,7501.5154.9
Female8833.2538.2
Male4083.1671.6

3.16

Average Family Size

2.84

Average Household Size

9.1%

Unmarried (Opposite Sex)

0.9%

Unmarried (Same Sex)

Martha Lake Education

Education Attained Count Percentage
Less Than 9th Grade2561.94%
9th to 12th Grade6394.83%
High School Graduate2,37017.92%
Some College3,53126.70%
Associates Degree1,43110.82%
Bachelors Degree3,53526.73%
Graduate Degree1,46111.05%

Martha Lake Educational Attainment by Race

Name Total High School Bachelors
White8,8618,5263,528
Asian2,4062,170955
Hispanic974809262
Multiple Races441321103
Black410371110
Islander17117130
Other Race14812713
Native American4848

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 39.81%.

Name Average Male Female
Overall$49,818$67,667$40,408
Less Than High School$29,250$30,573$29,021
High School Grad$36,952$48,182$31,804
Some College$49,980$68,101$40,184
Bachelors Degree$62,340$82,833$47,298
Graduate Degree$62,857$88,229$43,963

$49,818

Average Earnings

$67,667

Average Male

$40,408

Average Female

Martha Lake Language

Martha Lake Language by Age

Martha Lake Language

71.58% of Martha Lake residents speak only English, while 28.42% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 13.35% of the population.

Martha Lake Poverty

Martha Lake Poverty by Race

Name Total In Poverty Poverty Rate
White12,7816204.85%
Asian3,3823159.31%
Black69626137.50%
Hispanic1,80323813.20%
Multiple1,170514.36%
Other2045125.00%

7.45%

Overall Poverty Rate

8.61%

Male Poverty Rate

6.28%

Female Poverty Rate

Poverty in Martha Lake

The race most likely to be in poverty in Martha Lake is Black, with 37.50% below the poverty level.

The race least likely to be in poverty in Martha Lake is Multiple, with 4.36% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.74%. Among those working part-time, it was 8.12%, and for those that did not work, the poverty rate was 16.87%.

Name Poverty
High School10.51%
Less Than High School9.94%
Some College6.87%
Bachelors or Greater4.26%
Name Poverty
Male Unemployed48.16%
Female Unemployed26.43%
Female Employed3.14%
Male Employed1.81%

Martha Lake Income

Martha Lake Income by Household Type

Name Median Mean
Households$92,073$107,394
Families$102,344$112,490
Married Families$114,176-
Non Families$71,607$84,059

Martha Lake Marital Status

Martha Lake Marital Status

Marriage Rates

53.1%

Overall Marriage Rate

53.5%

Male Marriage Rate

52.6%

Female Marriage Rate

Martha Lake Married by Age and Sex

Martha Lake Marriage

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 35-44.

Martha Lake Marital Status by Race

Martha Lake Veterans

1,089

Number of Veterans

1,017

Male Veterans

72

Female Veterans

War Veterans
First Gulf War298
Vietnam278
Second Gulf War230
Korea64
World War II
Age Group Veterans
35 to 54463
65 to 74218
55 to 64169
75+132
18 to 34107
Name Veterans % of Total
White8998.34%
Hispanic1059.38%
Black9020.27%
2 or More314.45%
Other3018.99%
Asian301.05%
Hawaiian95.26%

$Martha Lake Veterans by Education

0.55%

Veteran Poverty Rate

20.29%

Veteran Disability Rate

Martha Lake Employment Status

72.8%

Labor Force Participation

69.3%

Employment Rate

4.6%

Unemployment Rate

Martha Lake 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

46.14%

Born in Washington

79.86%

Native Born

20.14%

Foreign Born

8.40%

Non Citizen

Place of Birth

79.86% of Martha Lake residents were born in the United States, with 46.14% having been born in Washington. 8.40% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Year Population Growth Annual Growth Rate
202019,9540.00%
201919,9540.00%
201819,9541,3887.48%
201718,5668634.87%
201617,7035403.15%
201517,1637224.39%
201416,4416103.85%
201315,831460.29%
201215,785810.52%
201115,7042311.49%
201015,4730.00%