Sauk City, WI Profile: Facts & Data


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Sauk City, Wisconsin - Basic Facts

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The Village of Sauk City had a population of 3,384 as of July 1, 2021. Sauk City ranks in the upper quartile for Population Density and 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 Sauk City is located at latitude 43.2708 and longitude -89.7221 in Sauk County. The formal boundaries for the Village of Sauk City encompass a land area of 1.47 sq. miles and a water area of 0.21 sq. miles. Sauk County is in the Central time zone (GMT -6). The elevation is 741 feet.

The Village of Sauk City has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Alternate Unofficial Names for Sauk City: Harszthy, Sauk, Westfield.

Jump to... (On This Page!)
  1. Sauk City 2021 Demographic Data
  2. Growth Rates for Sauk City (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Wisconsin Research Tools (Easy Tools & Current Data)
  3. Wisconsin Data Comparison Tool - 2021 Demographics

Sauk City, WI Data & Demographics (As of July 1, 2021)


Total Population 3,384 (100%)
Population in Households 3,370 (99.6%)
Population in Families 2,618 (77.4%)
Population in Group Quarters1 14 ( 0.4%)
Population Density 2,196
Diversity Index2 26


Median Household Income $74,507
Average Household Income $80,728
% of Income for Mortgage4 13%
Per Capita Income $34,287
Wealth Index5 63


Total HU (Housing Units) 1,516 (100%)
Owner Occupied HU 900 (59.4%)
Renter Occupied HU 543 (35.8%)
Vacant Housing Units 73 ( 4.8%)
Median Home Value $227,513
Average Home Value $256,000
Housing Affordability Index3 186


Total Households 1,443
Average Household Size 2.34
Family Households 896
Average Family Size 3
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  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 races 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.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2010-2021 2021-2026
Population 0.06% 0.31%
Households 0.18% 0.34%
Families 0.4% 0.27%
Median Household Income   1.09%
Per Capita Income   1.63%
Owner Occupied HU   1.34%

Sauk City, WI - Peer Comparisons by Rank and Percentile

The table below compares Sauk City to the other 778 incorporated cities, towns and CDPs in Wisconsin by rank and percentile using July 1, 2021 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 # 190 76th
Population Density # 53 93rd
Median Household Income # 178 77th
Housing Affordability Index # 417 54th
Per Capita Income # 239 69th
Diversity Index # 163 79th

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

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