Janesville, IA Profile: Facts & Data

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Janesville, Iowa - Basic Facts

The City of Janesville had a population of 1,040 as of July 1, 2018.

The primary coordinate point for Janesville is located at latitude 42.6458 and longitude -92.4624 in Bremer County. The formal boundaries for the City of Janesville (see map below) encompass a land area of 1.44 sq. miles and a water area of 0.05 sq. miles. Bremer County is in the Central time zone (GMT -6). The elevation is 899 feet.

While the primary coordinates for City of Janesville are located in Bremer County, it should be noted that the formal boundaries for this community also extend into and Black Hawk County.

The City of Janesville (GNIS ID: 2395456) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The City of Janesville is located within Township of Jackson, a minor civil division (MCD) of Bremer County.


Jump to... (On This Page!)
  1. Janesville 2018 Demographic Data
  2. Growth Rates for Janesville (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Iowa Research Tools (Easy Tools & Current Data)
  3. Iowa Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


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

POPULATION

Total Population 1,040
Population in Households 1,040
Population in Familes 855
Population in Group Qrtrs 0
Population Density2 724
Diversity Index3 9
 

INCOME

Median Household Income $62,097
Average Household Income $83,125
Per Capita Income $34,426

HOUSING

Total Housing Units 446 (100%)
Owner Occupied HU 363 (81.4%)
Renter Occupied HU 84 (18.8%)
Vacant Housing Units 0
Median Home Value $235,849
Average Home Value $274,862
 

HOUSEHOLDS

Total Households 447
Average Household Size 2.33
Family Households 310
Average Family Size 3
NOTES
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. 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.

GROWTH RATE / YEAR

2010-2018 2018-2023
Population 1.36% 0.98%
Households 1.42% 1.05%
Families 2.06% 0.95%
Median Household Income   3.15%
Per Capita Income   3.01%

Janesville, IA - Peer Comparisons by Rank and Percentile

The table below compares Janesville to the other 1,009 incorporated cities, towns and CDPs 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 # 282 72nd
Population Density # 473 53rd
Diversity Index # 607 40th
Median Household Income # 254 75th
Per Capita Income # 162 84th

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

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