Martin County, Florida Population 2018

Martin County, Florida's estimated population is 155,719 with a growth rate of -1.74% in the past year according to the most recent United States census data. Martin County, Florida is the 31st largest county in Florida.

Year Population Growth Growth Rate
2017159,9234,2042.70%
2017155,719-2,765-1.74%
2016158,4842,7631.77%
2015155,7212,4751.62%
2014153,2462,0271.34%
2013151,2192,1911.47%
2012149,0281,1520.78%
2011147,8769600.65%
2010146,91646,01645.61%
1990100,90036,88657.62%
198064,01435,979128.34%
197028,03511,10365.57%
196016,9329,125116.88%
19507,8071,51224.02%
19406,2951,18423.17%
19305,1110.00%

Martin County, Florida Population Growth

Population Data via

Population by Race

Race Population
White136,544
Black or African American8,735
Some Other Race4,892
Two or More Races2,508
Asian1,996
American Indian and Alaska Native912
Native Hawaiian and Other Pacific Islander132

Data via US Census (2017 ACS 5-Year Survey): Table B03002

Martin County, Florida Population Pyramid 2018

1,0002,0003,0004,0005,0006,000 Male Population1,0002,0003,0004,0005,0006,000 Female Population80757065605550454035302520151050

Data via US Census (2017 ACS 5-Year Survey): Table S0101

Martin County, Florida Median Age

51.6


Total

49.7


Male

53.3


Female

Martin County, Florida Adults

There are 129,564 adults, (46,191 of whom are seniors) in Martin County, Florida.

Martin County, Florida Age Dependency

86.8

Age Dependency Ratio

55.4

Old Age Dependency Ratio

31.4

Child Dependency Ratio

Martin County, Florida Sex Ratio

Female

78,621

50.49%

Male

77,098

49.51%

Martin County, Florida Households and Families

Martin County, Florida Renter vs Owner Occupied by Household Type

Data via US Census (2017 ACS 5-Year Survey): Table S1101

Martin County, Florida Household Types

Type Owner Renter
Married86.3%13.7%
All76.6%23.4%
Non Family70.7%29.3%
Female56%44%
Male51.3%48.7%

76.6%

Rate of Home Ownership

Martin County, Florida Households by Type

Type Count Average Size Owned
All63,4972.3976.6
Married31,4992.9586.3
Non Family24,7841.2370.7
Female5,1073.9956
Male2,1073.9451.3

3.07

Average Family Size

2.39

Average Household Size

5.4%

Unmarried (Opposite Sex)

0.2%

Unmarried (Same Sex)

Martin County, Florida Households

Martin County, Florida Education

Martin County, Florida Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade4,8154.03%
9th to 12th Grade6,7815.68%
High School Graduate31,09026.03%
Some College26,17521.92%
Associates Degree11,99310.04%
Bachelors Degree23,98820.08%
Graduate Degree14,59512.22%

Martin County, Florida Educational Attainment by Race

Name Total High School Bachelors
White100,35994,78635,104
Hispanic11,2416,7541,876
Black5,6084,188650
Other Race2,45393087
Asian1,3581,234660
Multiple Races1,1801,007270
Native American52729035
Islander10810859

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

The highest rate of bachelors degrees is among islander people with a rate of 54.63%.

Martin County, Florida Earnings by Educational Attainment

Name Average Male Female
Overall$34,681$39,805$30,152
Less Than High School$19,872$21,694$13,259
High School Grad$26,098$30,631$22,308
Some College$35,156$42,321$30,602
Bachelors Degree$48,425$63,306$41,121
Graduate Degree$58,977$82,318$45,924

$34,681

Average Earnings

$39,805

Average Male

$30,152

Average Female

Martin County, Florida Language

Martin County, Florida Language by Age

Martin County, Florida Language

86.24% of Martin County, Florida residents speak only English, while 13.76% speak other languages. The largest non-English language is Spanish, which is spoken by 10.24% of the population.

Martin County, Florida Poverty

Martin County, Florida Poverty by Race

Name Total In Poverty Poverty Rate
White121,3189,3437.70%
Hispanic20,2224,91824.32%
Black7,8011,84623.66%
Other4,8541,55732.08%
Multiple2,48045518.35%
Asian1,99032516.33%
Native89222224.89%

10.88%

Overall Poverty Rate

10.16%

Male Poverty Rate

11.58%

Female Poverty Rate

Poverty in Martin County, Florida

The race most likely to be in poverty in Martin County, Florida is Other, with 32.08% below the poverty level.

The race least likely to be in poverty in Martin County, Florida is White, with 7.70% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.76%. Among those working part-time, it was 13.34%, and for those that did not work, the poverty rate was 14.24%.

Martin County, Florida Poverty Rate by Education

Name Poverty
Less Than High School25.90%
High School10.68%
Some College8.05%
Bachelors or Greater4.67%

Martin County, Florida Poverty Rate by Employment Status and Sex

Name Poverty
Female Unemployed39.62%
Male Unemployed22.81%
Female Employed5.37%
Male Employed5.18%

Martin County, Florida Income

Martin County, Florida Income by Household Type

Name Median Mean
Households$55,588$88,405
Families$73,018$110,090
Married Families$82,904$
Non Families$34,260$53,323

Martin County, Florida Marital Status

Martin County, Florida Marital Status

Marriage Rates

50.1%

Overall Marriage Rate

51.9%

Male Marriage Rate

48.5%

Female Marriage Rate

Martin County, Florida Married by Age and Sex

Martin County, Florida Marriage

The age group where males are most likely to be married is Over65, while the female age group most likely to be married is 35To44.

Martin County, Florida Marital Status by Race


Data via US Census (2017 ACS 5-Year Survey): Table S1201

Martin County, Florida Veterans

Martin County, Florida Veterans by War

14,903

Number of Veterans

14,282

Male Veterans

621

Female Veterans

Name Veterans
Vietnam5,136
Korea2,683
World War II2,059
First Gulf War1,570
Second Gulf War980

Martin County, Florida Veterans by Age

Name Veterans
75+6,508
65 to 744,059
35 to 542,200
55 to 641,608
18 to 34528

Martin County, Florida Veterans by Race

Name Veterans % of Total
White14,43212.48%
Hispanic3452.57%
Black2954.46%
2 or More1187.80%
Asian251.59%
Indian172.61%
Other160.52%

Martin County, Florida Veterans by Education

5.54%

Veteran Poverty Rate

31.07%

Veteran Disability Rate

Martin County, Florida Employment Status

Martin County, Florida Employment by Age

52.2%

Labor Force Participation

48.6%

Employment Rate

6.5%

Unemployment Rate

Martin County, Florida Employment by Race

Martin County, Florida Employment by Education

Population of Cities in Martin County, Florida

City 2010 Census 2016 Estimated Growth Growth Rate
Stuart155881662310356.64%
Sewall's Point199621801849.22%
Jupiter Island8179018410.28%
Ocean Breeze Park35535720.56%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990