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ZIP Code Database - Facts & Stats

Data Last Updated: April 1, 2023

Zip Code 51528, Dow City, IA

ZIP Code 51528 Details

Zip Code:51528
City:Dow City
State:IA [Iowa]
Multi County:Yes
City Alias(es):Dow City
City Alias(es) To Avoid Using:Buck Grove
Area Code:712
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:1302 ft
State FIPS:19
County FIPS:047
Division:West North Central
Intro Date:<2004-10

ZIP Code 51528 2010 Census Demographics

Current Population:472
2010 Population:931
Households per ZIP Code:380
Average House Value:$85,000
Avg. Income Per Household:$56,500
Persons Per Household:2.45
White Population:894
Black Population:3
Hispanic Population:51
Asian Population:0
American Indian Population:4
Hawaiian Population:0
Other Population:39
Male Population:467
Female Population:464
Median Age:45.00 years
Male Median Age:45.20 years
Female Median Age:44.80 years

ZIP Code 51528 Other Demographics

# Residential Mailboxes:193
# Business Mailboxes:4
Total Delivery Receptacles:410
Number of Businesses:16
1st Quarter Payroll:$372,000
Annual Payroll:$1,726,000
# of Employees:55
Water Area:0.201 sq mi
Land Area:71.125 sq mi
118th Congressional District:04
118th Congressional Land Area:22756.75 sq mi
Single Family Delivery Units:193
Multi Family Delivery Units:0
# Residential Mailboxes:193
# Business Mailboxes:4
Total Delivery Receptacles:410

ZIP Code 51528 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 265 240 -25
Retired Workers: 190 180 -10
Disabled Workers: 35 30 -5
Widow(er)s and Parents: 15 10 -5
Spouses: 10 10 0
Children: 15 10 -5
65+: 195 195 0
Monthly Benefits - All: $338,000 $329,000 ($9,000)
Monthly Benefits - Retired Workers: $254,000 $256,000 +$2,000
Monthly Benefits - Widow(ers): $17,000 $16,000 ($1,000)

ZIP Code 51528 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:W10424
Preferred Last Line Key:W10424
51527: Previous ZIP Code
Next ZIP Code: 51529


  1. U.S. Postal Service [Last Updated: 4/1/2023],
  2. Internal Data Creation [Last Updated: 4/1/2023],
  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: 4/1/2023],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],