Martin County FL Information


Martin County Subdivisions

Martin County FL Data & Demographics (As of July 1, 2014)


Total Population 148,201
Population in Households 144,345
Population in Familes 111,276
Population in Group Qrtrs 3,856
Population Density1 273
Diversity Index2 43


Total Households 64,825
Average Household Size 2.23
Family Households 40,388
Average Family Size 3


Total Housing Units 79,867 (100%)
Owner Occupied HU 47,755 (59.8%)
Renter Occupied HU 17,070 (21.4%)
Vacant Housing Units 15,042 (18.8%)
Median Home Value $221,881
Average Home Value $304,508


Median Household Income $51,297
Average Household Income $78,686
Per Capita Income $34,745
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.3% 0.9%
Households 0.34% 0.92%
Families 0.14% 0.79%
Median Household Income   3.24%
Per Capita Income   2.83%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Martin County FL - Peer Comparisons by Rank and Percentile

The table below compares Martin County to the other 67 counties and county equivalents in Florida by rank and percentile using July 1, 2014 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 31 55th
Population Density1 # 25 64th
Diversity Index2 # 46 31st
Median Household Income # 11 85th
Per Capita Income # 3 97th

Additional comparisons and rankings can be made with a VERY EASY TO USE Florida Census Data Comparison Tool.