Skip to main content

🇺🇸 United States ZIP Code

STANDARD

54937

Fond Du Lac

ZIP Code 54937 is a standard zip code serving Fond Du Lac, Fond Du Lac, Wisconsin (WI), in Fond du Lac County, United States. It has an estimated population of 19,112 with a median household income of $59,556. The area falls within the America/Chicago timezone.

Median Household Income vs. National Average

$0 National: $37,585 $150K+ $59,556

Location

Country
🇺🇸 United States
State / Province
Wisconsin (WI)
County
Fond du Lac
City
Fond Du Lac
Timezone
America/Chicago

Coordinates

Latitude
43.765000
Longitude
-88.605700

Geographic Details

Land Area
114.11 mi²
Water Area
0.80 mi²
Population Density
167.0 people per mi² (60th percentile)
Bounding Box
43.890941°N, 43.630933°S, -88.250876°E, -88.613667°W

With 19,112 residents spread across 114.11 square miles, this area has a population density of 167.0 people per square mile.

Demographics

19,112

Population

80th percentile

$59,556

Median Income

70th percentile

$170,200

Median Home Value

65th percentile

114.11 mi²

Land Area

The median household income in 54937 is $59,556, and the median home value is $170,200.

Housing

7,949

Total Units

7,416

Occupied Units

93.3%

Occupancy Rate

Nearby ZIP Codes

Other zip codes in Fond Du Lac, WI.

54935

Fond Du Lac

 54936

Fond Du Lac

Similar ZIP Codes in Wisconsin

ZIP codes with similar median household income in Wisconsin.

53001

Adell

$65,500

 53002

Allenton

$65,583

 53006

Brownsville

$60,833

 53010

Campbellsport

$61,231

 53011

Cascade

$59,071

 53013

Cedar Grove

$65,795

 53014

Chilton

$54,664

 53015

Cleveland

$58,929

Frequently Asked Questions

What information is available for each ZIP code?
Each ZIP code page shows city, state, county, geographic coordinates, timezone, population, median household income, median home value, housing units, land area, population density, commute time, educational attainment, area codes, and ZIP code type (Standard, PO Box, or Unique).
What are the different types of ZIP codes?
There are three types of ZIP codes: Standard (residential and commercial delivery areas), PO Box (assigned to post office box sections), and Unique (assigned to a single high-volume address like a government agency or large company). Standard ZIP codes are the most common.
How often is ZIP code data updated?
ZIP code assignments are updated quarterly by the USPS. Demographic data comes from the US Census Bureau's American Community Survey (ACS), which releases new 5-year estimates annually. ZipFYI updates its data to reflect the latest available information.
What is population density and why does it matter?
Population density measures the number of people per square mile in a ZIP code area. It helps identify urban vs. rural areas, affects real estate values, impacts service availability, and is used in market analysis. Dense urban ZIP codes may have 50,000+ people per square mile.
How are ZIP code boundaries determined?
ZIP code boundaries are determined by the USPS based on mail delivery routes, not political or geographic boundaries. They follow carrier routes and may cross city, county, or even state lines. Boundaries can change when the USPS reorganizes delivery operations.
What does median household income tell me about a ZIP code?
Median household income is the middle value when all household incomes in a ZIP code are sorted. Half of households earn more and half earn less. It is a better indicator of typical earnings than average income, which can be skewed by very high or very low outliers.