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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

Zip Code 52638, Middletown, IA

ZIP Code 52638 Details

Zip Code:52638
State:IA [Iowa]
Multi County:No
City Alias(es):Middletown
Area Code:319
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:722 ft
State FIPS:19
County FIPS:057
Division:West North Central
Intro Date:<2004-10

ZIP Code 52638 2010 Census Demographics

Current Population:414
2010 Population:514
Households per ZIP Code:197
Average House Value:$138,800
Avg. Income Per Household:$64,318
Persons Per Household:2.61
White Population:500
Black Population:10
Hispanic Population:4
Asian Population:5
American Indian Population:2
Hawaiian Population:3
Other Population:0
Male Population:257
Female Population:257
Median Age:38.50 years
Male Median Age:39.60 years
Female Median Age:37.50 years

ZIP Code 52638 Other Demographics

# Residential Mailboxes:159
# Business Mailboxes:3
Total Delivery Receptacles:277
Number of Businesses:4
1st Quarter Payroll:$10,782,000
Annual Payroll:$41,721,000
# of Employees:748
Water Area:0.181 sq mi
Land Area:33.809 sq mi
118th Congressional District:02
118th Congressional Land Area:12261.92 sq mi
Single Family Delivery Units:143
Multi Family Delivery Units:0
# Residential Mailboxes:159
# Business Mailboxes:3
Total Delivery Receptacles:277

ZIP Code 52638 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 125 125 0
Retired Workers: 90 85 -5
Disabled Workers: 15 20 +5
Widow(er)s and Parents: 10 10 0
Spouses: 0 0 0
Children: 10 10 0
65+: 100 90 -10
Monthly Benefits - All: $172,000 $171,000 ($1,000)
Monthly Benefits - Retired Workers: $123,000 $122,000 ($1,000)
Monthly Benefits - Widow(ers): $18,000 $19,000 +$1,000

ZIP Code 52638 Statistical Areas

CBSA: 15460
CBSA Name: Burlington, IA-IL
CBSA Type: Micro
CBSA Division: 
CBSA Division Name: 
CBSA Population:47,656
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:W11010
Preferred Last Line Key:W11010
52637: Previous ZIP Code
Next ZIP Code: 52639


  1. U.S. Postal Service [Last Updated: 3/1/2023],
  2. Internal Data Creation [Last Updated: 3/1/2023],
  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: 3/1/2023],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],