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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2021

Zip Code 53551, Lake Mills, WI

ZIP Code 53551 Details

Zip Code:53551
City:Lake Mills
State:WI [Wisconsin]
Multi County:No
City Alias(es):Lake Mills
Area Code:920
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:882 ft
State FIPS:55
County FIPS:055
Division:East North Central
Intro Date:<2004-10

ZIP Code 53551 2010 Census Demographics

Current Population:9,510
2010 Population:8,273
Households per ZIP Code:3,322
Average House Value:$218,100
Avg. Income Per Household:$73,561
Persons Per Household:2.46
White Population:8,059
Black Population:76
Hispanic Population:289
Asian Population:74
American Indian Population:49
Hawaiian Population:7
Other Population:132
Male Population:4,061
Female Population:4,212
Median Age:39.80 years
Male Median Age:39.00 years
Female Median Age:40.80 years

ZIP Code 53551 Other Demographics

# Residential Mailboxes:3,866
# Business Mailboxes:216
Total Delivery Receptacles:4,259
Number of Businesses:224
1st Quarter Payroll:$23,781,000
Annual Payroll:$97,543,000
# of Employees:2,481
Water Area:2.42 sq mi
Land Area:42.249 sq mi
113th Congressional District:05
113th Congressional Land Area:1890.75 sq mi
Single Family Delivery Units:3,010
Multi Family Delivery Units:215
# Residential Mailboxes:3,866
# Business Mailboxes:216
Total Delivery Receptacles:4,259

ZIP Code 53551 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 1,745 1,805 +60
Retired Workers: 1,335 1,390 +55
Disabled Workers: 160 170 +10
Widow(er)s and Parents: 120 120 0
Spouses: 55 55 0
Children: 75 70 -5
65+: 1,425 1,455 +30
Monthly Benefits - All: $2,579,000 $2,753,000 +$174,000
Monthly Benefits - Retired Workers: $2,084,000 $2,250,000 +$166,000
Monthly Benefits - Widow(ers): $188,000 $187,000 ($1,000)

ZIP Code 53551 Statistical Areas

CBSA: 48020
CBSA Name: Watertown-Fort Atkinson, WI
CBSA Type: Micro
CBSA Division: 
CBSA Division Name: 
CBSA Population:83,686
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:Y17548
Preferred Last Line Key:Y17548
53550: Previous ZIP Code
Next ZIP Code: 53553


  1. U.S. Postal Service [Last Updated: 10/1/2021],
  2. Internal Data Creation [Last Updated: 10/1/2021],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census American National Standards Institute (ANSI) [Last Updated: 10/1/2021],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],