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ZIP Code Database - Facts & Stats

Data Last Updated: January 1, 2023

Zip Code 51537, Harlan, IA

ZIP Code 51537 Details

Zip Code:51537
State:IA [Iowa]
Counties:SHELBY, IA
Multi County:No
City Alias(es):Harlan
Area Code:712
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:1289 ft
State FIPS:19
County FIPS:165
Division:West North Central
Intro Date:<2004-10

ZIP Code 51537 2010 Census Demographics

Current Population:6,849
2010 Population:6,703
Households per ZIP Code:2,829
Average House Value:$142,100
Avg. Income Per Household:$57,132
Persons Per Household:2.34
White Population:6,576
Black Population:42
Hispanic Population:128
Asian Population:48
American Indian Population:37
Hawaiian Population:3
Other Population:49
Male Population:3,180
Female Population:3,523
Median Age:44.10 years
Male Median Age:42.50 years
Female Median Age:45.80 years

ZIP Code 51537 Other Demographics

# Residential Mailboxes:2,927
# Business Mailboxes:205
Total Delivery Receptacles:3,291
Number of Businesses:247
1st Quarter Payroll:$31,030,000
Annual Payroll:$127,944,000
# of Employees:3,268
Water Area:0.293 sq mi
Land Area:163.787 sq mi
113th Congressional District:04
113th Congressional Land Area:22756.75 sq mi
Single Family Delivery Units:2,582
Multi Family Delivery Units:180
# Residential Mailboxes:2,927
# Business Mailboxes:205
Total Delivery Receptacles:3,291

ZIP Code 51537 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 1,735 1,745 +10
Retired Workers: 1,255 1,265 +10
Disabled Workers: 215 215 0
Widow(er)s and Parents: 140 130 -10
Spouses: 50 50 0
Children: 75 85 +10
65+: 1,370 1,380 +10
Monthly Benefits - All: $2,294,000 $2,364,000 +$70,000
Monthly Benefits - Retired Workers: $1,778,000 $1,844,000 +$66,000
Monthly Benefits - Widow(ers): $191,000 $187,000 ($4,000)

ZIP Code 51537 Statistical Areas

CBSA Name: 
CBSA Type: 
CBSA Division: 
CBSA Division Name: 
CBSA Population:0
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:W10659
Preferred Last Line Key:W10659
51536: Previous ZIP Code
Next ZIP Code: 51540


  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],