Tunnel City, WI Profile: Facts, Map & Data


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Tunnel City, Wisconsin - Basic Facts

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The Tunnel City Census Designated Place had a population of 112 as of July 1, 2017. Tunnel City ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Wisconsin. See peer rankings below.

The primary coordinate point for Tunnel City is located at latitude 44.005 and longitude -90.568 in Monroe County. The formal boundaries for the Tunnel City Census Designated Place (see map below) encompass a land area of 0.31 sq. miles and a water area of 0 sq. miles. Monroe County is in the Central time zone (GMT -6). The elevation is 1,060 feet.

The Tunnel City Census Designated Place (GNIS ID: 2586562) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Tunnel City Census Designated Place is located within Town of Greenfield, a minor civil division (MCD) of Monroe County.

Beneath the boundary map are tables with Tunnel City population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Tunnel City: Greenfield.

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Tunnel City Census Designated Place, WI Boundary Map

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Boundary Maps: Town of Greenfield | Monroe County | Wisconsin Counties

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Tunnel City, WI Data & Demographics (As of July 1, 2017)


Total Population 112
Daytime Population: Workers 4
Daytime Population: Residents 51
Total Daytime Population (TDP) 55
Ratio TDP/Total Population1 0.49
Population in Households 110
Population in Familes 93
Population in Group Qrtrs 2
Population Density2 362
Diversity Index3 23


Median Household Income $66,043
Average Household Income $85,064
Per Capita Income $33,130


Total Housing Units 52 (100%)
Owner Occupied HU 38 (73.1%)
Renter Occupied HU 14 (26.9%)
Vacant Housing Units 0
Median Home Value $168,750
Average Home Value $176,974


Total Households 52
Average Household Size 2.12
Family Households 38
Average Family Size 2
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population 0.76% 0.7%
Households 0.82% 0.76%
Families 2.4% 0.52%
Median Household Income   3.14%
Per Capita Income   3.09%

Tunnel City, WI - Peer Comparisons by Rank and Percentile

The table below compares Tunnel City to the other 774 incorporated cities, towns and CDPs in Wisconsin by rank and percentile using July 1, 2017 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 # 742 4th
Population Density # 540 30th
Diversity Index # 184 76th
Median Household Income # 147 81st
Per Capita Income # 138 82nd

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

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