According to the most recent Martin County Indiana demographics data available from the 2022 Census Bureau released in the American Community Survey in November of 2022, Figure 1 Martin County depicts it has a Population 2021 of 9,885 which is the smallest as measured by population of all the other counties in the metro area. The county with the highest population in the area is Lawrence County which shows a population of 45,133 (approximately 4.6 times bigger). Figure 3 uses the Martin County population data for a comparison of the population growth/population change estimates from the years 2010 to 2021 and Martin County Indiana shows a decline of 449 (4%).
The total Martin County Indiana greater area population percent change for all areas for the years from 2010 to 2021 is shown in Figure 4 and for Martin County depicts it has a Population Change of -4.3% which is less than most other counties in the area.
Looking at the Martin County population density (measured as people per square mile) and providing comparisons to both the national and state average population density in Figure 5, Martin County Indiana shows it has 29 people per square mile which is the smallest in terms of population density of all the other counties in the greater region. The next higher in order of population density is Pike County 24.2% larger with population density of 37. The county with the highest population density in the area is Dubois County which depicts a people per square mile of 102 (approximately 3.5 times bigger). Figure 6 provides Martin County demographics for the overall median age for all people in the region and Martin County depicts it has a Median Age of 41.8 which is less than most other counties in the local area. The county with the highest overall median age of all people in the area is Pike County which depicts an age of 44.1 (only about 5.5% larger).
Figure 8 illustrates the overall diversity breakdown for Martin County population and ethnicity groups in the area. (note: Hispanic/Latino is broken out separately in the next diagram and also the group denoted as Native ethnicity includes Native American, and Hawaiian and Other Pacific Islander.) Martin County Indiana has the smallest proportion of Black population at 0.1% of the total. Second, it has the largest proportion of Asian population at 0.6% of the total and is ranked #1. Third, it has the smallest proportion of Native population at 2.0% of the total. Figure 9 shows the Martin County Indiana Hispanic (including non Hispanic whites) population household ethnicity in the region and Martin County shows it has a Hispanic or Latino of 1.2% which is the smallest in order of people who are Hispanic or Latino of all the other counties in the metropolitan area.
Martin County Families and Marital Status Charts
Figure 10 shows the detailed marriage characteristics broken down by %residents who are married, never married, single, divorced, and widowed. Martin County has the largest proportion of total percent married at 30% of the total and is ranked #1. Figure 11 compares the average household size using the average number of people in a family for Martin County households. Martin County depicts it has a Family Size of 3.3 which is the second most average family size of all the counties in the greater Martin County region. The county with the highest average family size in the area is Daviess County which shows an average family size of 3.5 (8.6% larger).
Looking at Martin County households that are headed by a husband and wife as a percent of all families in Figure 12, Martin County depicts it has a Married-couple family of 80% which is in the middle range of other counties in the metro area. The county with the highest percent of people in a husband and wife family in the area is Pike County which depicts a husband and wife family percent of 85% (6.4% larger).
The next section of charts provide a detailed look at mothers and baby births that occurred over the past 12 months. Figure 13 shows the rate of women aged 15 to 50 years old who have given birth. Martin County depicts it has a Birth Rate of 5.8% which is in the middle range of other counties in the metro area. The county with the highest percent of women who gave birth in the area is Greene County which shows a birth rate of 8.3% (44.2% larger). Figure 14 shows the breakdown of the mother's age for all baby births that occurred in the last 12 months and has the smallest proportion of percent of births to mothers aged 15 to 19 at 3% of the total. Second, it has the largest proportion of percent of births to mothers aged 20 to 24 at 61% of the total and is ranked #1.
The next set of demographic data looks at the marital status for Martin County households which is useful for internet research. Figure 16 compares the total number of single people in each area. Martin County shows it has a Total Single People of 51% which is is the uppermost of the counties in the greater Martin County region. Comparing percent of people who are single for any reason to the United States average of 50%, Martin County is only slightly larger. Also, measured against the state of Indiana, percent of people who are single for any reason of 50%, Martin County is only slightly larger.
Martin County Citizenship Demographics Charts
The next section of demographic information provides detailed data Martin County residents including: immigrants, citizenship, immigration, country of origin, non citizens and more. To start, Figure 17 shows a high level view of citizenship. Martin County Indiana has the smallest proportion of citizens born In US at 0% of the total. Second, it has the smallest proportion of citizens by naturalization at 0% of the total. The next diagram (Figure 18) shows the year of entry that non citizens entered the United States. The year of entry can show the rate of flow at various points of time in the past for when they entered the U.S. it has the largest proportion of non citizens who entered the US between 2000 to 2009 at 80% of the total and is ranked #1. Second, it has one of the largest proportions of non citizens who entered the US before 1990 at 20% of the total and is ranked #3. Only #2 Orange County (61%), and #1 Pike County (83%) are larger.
Martin County Birthplace Demographic Charts
Figure 19 looks at the detailed country of origin demographic research for foreign-born people in this place. Click column to sort.
For comparison purposes, Figure 20 shows detailed statistic data for the entire United States. In particular, this diagram breaks down the detailed country of origin foreign-born people in the entire U.S. in order to compare with the data provided in the prior diagram which shows only for the local area. Both this diagram and the prior diagram are sorted the same way to facilitate comparison between the two. Click column to sort.
Cities marked with an asterisk ("*") should resemble a city or town but do not have their own government (i.e. Mayor, City Council, etc.) These places should be recognizable by the local community but their boundaries have no legal status. Technically these include both Census Designated Places (CDP) and Census County Divisions (CCD) which are defined by the Census Bureau along with local authorities. (For more information, see:
Census Designated Place or "CDP")
and Census County Division "CCD".)
For comparison purposes, the US national average and the state average value are provided. Additionally, the "Combined Statistical Area" or CSA is shown that is closest to the city, county, or zip code shown. A CSA is a large grouping of adjacent metropolitan areas that identified by the Census Bureau based on social and economic ties. (See: Combined Statistical Area)
Data sources - Mouse over icon in upper right corner of each chart for information.