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ZIP Code Database - Facts & Stats

Data Last Updated: January 1, 2023

Zip Code 50401, Mason City, IA

ZIP Code 50401 Details

Zip Code:50401
City:Mason City
State:IA [Iowa]
Multi County:No
City Alias(es):Mason City
City Alias(es) To Avoid Using:Central Heights
Winnebago Heights
Area Code:641
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:1094 ft
State FIPS:19
County FIPS:033
Division:West North Central
Intro Date:<2004-10

ZIP Code 50401 2010 Census Demographics

Current Population:29,817
2010 Population:29,837
Households per ZIP Code:13,103
Average House Value:$118,900
Avg. Income Per Household:$57,159
Persons Per Household:2.21
White Population:28,592
Black Population:798
Hispanic Population:1,438
Asian Population:339
American Indian Population:198
Hawaiian Population:27
Other Population:470
Male Population:14,426
Female Population:15,411
Median Age:41.50 years
Male Median Age:39.30 years
Female Median Age:43.90 years

ZIP Code 50401 Other Demographics

# Residential Mailboxes:13,492
# Business Mailboxes:1,103
Total Delivery Receptacles:14,546
Number of Businesses:950
1st Quarter Payroll:$157,633,000
Annual Payroll:$662,066,000
# of Employees:15,212
Water Area:0.474 sq mi
Land Area:148.165 sq mi
113th Congressional District:02
113th Congressional Land Area:12261.92 sq mi
Single Family Delivery Units:11,270
Multi Family Delivery Units:1,773
# Residential Mailboxes:13,492
# Business Mailboxes:1,103
Total Delivery Receptacles:14,546

ZIP Code 50401 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 7,285 7,355 +70
Retired Workers: 5,175 5,265 +90
Disabled Workers: 1,010 1,010 0
Widow(er)s and Parents: 475 475 0
Spouses: 200 205 +5
Children: 425 400 -25
65+: 5,555 5,665 +110
Monthly Benefits - All: $9,502,000 $9,833,000 +$331,000
Monthly Benefits - Retired Workers: $7,316,000 $7,614,000 +$298,000
Monthly Benefits - Widow(ers): $657,000 $670,000 +$13,000

ZIP Code 50401 Statistical Areas

CBSA: 32380
CBSA Name: Mason City, IA
CBSA Type: Micro
CBSA Division: 
CBSA Division Name: 
CBSA Population:51,749
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:W10966
Preferred Last Line Key:W10966
50398: Previous ZIP Code
Next ZIP Code: 50402


  1. U.S. Postal Service [Last Updated: 1/1/2023],
  2. Internal Data Creation [Last Updated: 1/1/2023],
  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: 1/1/2023],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],