Louisa County IA Information


Louisa County Subdivisions

Louisa County IA Data & Demographics (As of July 1, 2016)


Total Population 11,367
Population in Households 11,251
Population in Familes 9,334
Population in Group Qrtrs 116
Population Density1 28
Diversity Index2 42


Total Households 4,369
Average Household Size 2.58
Family Households 3,059
Average Family Size 3


Total Housing Units 5,055 (100%)
Owner Occupied HU 3,381 (66.9%)
Renter Occupied HU 988 (19.5%)
Vacant Housing Units 686 (13.6%)
Median Home Value $111,767
Average Home Value $144,905


Median Household Income $52,593
Average Household Income $61,271
Per Capita Income $23,658
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.03% -0.22%
Households 0.08% -0.14%
Families -0.04% -0.2%
Median Household Income   1.95%
Per Capita Income   2.11%
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.


Louisa County IA - Peer Comparisons by Rank and Percentile

The table below compares Louisa County to the other 99 counties and county equivalents in Iowa by rank and percentile using July 1, 2016 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 # 67 33rd
Population Density1 # 50 51st
Diversity Index2 # 6 95th
Median Household Income # 31 70th
Per Capita Income # 89 11th

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