Dubuque County IA Information


Dubuque County Subdivisions

Dubuque County IA Data & Demographics (As of July 1, 2018)


Total Population 99,688
Population in Households 95,339
Population in Familes 75,564
Population in Group Qrtrs 4,349
Population Density1 164
Diversity Index2 20


Median Household Income $56,223
Average Household Income $74,578
Per Capita Income $29,889


Total Housing Units 41,751 (100%)
Owner Occupied HU 28,835 (69.1%)
Renter Occupied HU 10,349 (24.8%)
Vacant Housing Units 2,567 ( 6.1%)
Median Home Value $166,853
Average Home Value $205,320


Total Households 39,184
Average Household Size 2.43
Family Households 25,316
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population 0.76% 0.62%
Households 0.76% 0.63%
Families 0.6% 0.53%
Median Household Income   1.44%
Per Capita Income   1.98%


Dubuque County IA - Peer Comparisons by Rank and Percentile

The table below compares Dubuque County to the other 99 counties and county equivalents in Iowa by rank and percentile using July 1, 2018 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 # 7 94th
Population Density # 7 94th
Diversity Index # 38 64th
Median Household Income # 23 78th
Per Capita Income # 25 76th

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