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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

Zip Code 52577, Oskaloosa, IA

ZIP Code 52577 Details

Zip Code:52577
State:IA [Iowa]
Counties:MAHASKA, IA
Multi County:No
City Alias(es):Oskaloosa
Keomah Village
Keomah Vlg
City Alias(es) To Avoid Using:Evans
Area Code:641
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:797 ft
State FIPS:19
County FIPS:123
Division:West North Central
Intro Date:<2004-10

ZIP Code 52577 2010 Census Demographics

Current Population:14,653
2010 Population:15,055
Households per ZIP Code:6,091
Average House Value:$120,900
Avg. Income Per Household:$61,034
Persons Per Household:2.36
White Population:14,421
Black Population:340
Hispanic Population:301
Asian Population:281
American Indian Population:96
Hawaiian Population:13
Other Population:128
Male Population:7,471
Female Population:7,584
Median Age:38.40 years
Male Median Age:36.10 years
Female Median Age:40.50 years

ZIP Code 52577 Other Demographics

# Residential Mailboxes:6,209
# Business Mailboxes:454
Total Delivery Receptacles:6,861
Number of Businesses:410
1st Quarter Payroll:$46,381,000
Annual Payroll:$193,364,000
# of Employees:5,546
Water Area:1.539 sq mi
Land Area:158.353 sq mi
118th Congressional District:01
118th Congressional Land Area:12048.84 sq mi
Single Family Delivery Units:5,374
Multi Family Delivery Units:435
# Residential Mailboxes:6,209
# Business Mailboxes:454
Total Delivery Receptacles:6,861

ZIP Code 52577 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 3,335 3,345 +10
Retired Workers: 2,395 2,420 +25
Disabled Workers: 440 425 -15
Widow(er)s and Parents: 215 200 -15
Spouses: 105 120 +15
Children: 180 180 0
65+: 2,590 2,590 0
Monthly Benefits - All: $4,356,000 $4,485,000 +$129,000
Monthly Benefits - Retired Workers: $3,371,000 $3,510,000 +$139,000
Monthly Benefits - Widow(ers): $290,000 $278,000 ($12,000)

ZIP Code 52577 Statistical Areas

CBSA: 36820
CBSA Name: Oskaloosa, IA
CBSA Type: Micro
CBSA Division: 
CBSA Division Name: 
CBSA Population:22,381
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:W11174
Preferred Last Line Key:W11174
52576: Previous ZIP Code
Next ZIP Code: 52580


  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],