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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

Zip Code 51246, Rock Rapids, IA

ZIP Code 51246 Details

Zip Code:51246
City:Rock Rapids
State:IA [Iowa]
Counties:LYON, IA
Multi County:No
City Alias(es):Rock Rapids
City Alias(es) To Avoid Using:Edna
Area Code:712
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:1332 ft
State FIPS:19
County FIPS:119
Division:West North Central
Intro Date:<2004-10

ZIP Code 51246 2010 Census Demographics

Current Population:3,737
2010 Population:3,844
Households per ZIP Code:1,515
Average House Value:$201,400
Avg. Income Per Household:$70,037
Persons Per Household:2.48
White Population:3,784
Black Population:12
Hispanic Population:70
Asian Population:10
American Indian Population:11
Hawaiian Population:1
Other Population:48
Male Population:1,863
Female Population:1,981
Median Age:39.90 years
Male Median Age:37.60 years
Female Median Age:42.30 years

ZIP Code 51246 Other Demographics

# Residential Mailboxes:1,507
# Business Mailboxes:121
Total Delivery Receptacles:1,718
Number of Businesses:131
1st Quarter Payroll:$13,467,000
Annual Payroll:$69,900,000
# of Employees:1,511
Water Area:0.056 sq mi
Land Area:161.11 sq mi
118th Congressional District:04
118th Congressional Land Area:22756.75 sq mi
Single Family Delivery Units:1,263
Multi Family Delivery Units:88
# Residential Mailboxes:1,507
# Business Mailboxes:121
Total Delivery Receptacles:1,718

ZIP Code 51246 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 740 755 +15
Retired Workers: 535 555 +20
Disabled Workers: 65 65 0
Widow(er)s and Parents: 70 65 -5
Spouses: 30 25 -5
Children: 40 45 +5
65+: 610 620 +10
Monthly Benefits - All: $977,000 $1,021,000 +$44,000
Monthly Benefits - Retired Workers: $761,000 $807,000 +$46,000
Monthly Benefits - Widow(ers): $91,000 $91,000 $0

ZIP Code 51246 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:W11326
Preferred Last Line Key:W11326
51245: Previous ZIP Code
Next ZIP Code: 51247


  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],