Martin County Population 2018

Martin County's estimated population is 159,923 with a growth rate of 0.91% in the past year according to the most recent United States census data. Martin County is the 31st largest county in Florida.

Year Population Growth Growth Rate
2017159,9231,4390.91%
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 Population Growth

Population Data via

Martin County Race Data

Race Population Percentage
White141,20388.29%
Black or African American8,7245.46%
Two or More Races2,0561.29%
Asian2,0261.27%
American Indian and Alaska Native1,5100.94%
Native Hawaiian and Other Pacific Islander2850.18%

Martin County Population Pyramid

0k1k2k3k4k5k6k7k Male Population0k1k2k3k4k5k6k7k Female Population8580757065605550454035302520151050
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