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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

Zip Code 21917, Colora, MD

ZIP Code 21917 Details

Zip Code:21917
State:MD [Maryland]
Counties:CECIL, MD
Multi County:No
City Alias(es):Colora
Area Code:410
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:270 ft
State FIPS:24
County FIPS:015
Division:South Atlantic
Intro Date:<2004-10

ZIP Code 21917 2020 Census Demographics

Current Population:2,404
2020 Population:2,384
Households per ZIP Code:854
Average House Value:$279,000
Avg. Income Per Household:$95,430
Persons Per Household:2.77
White Population:2,224
Black Population:11
Hispanic Population:71
Asian Population:11
American Indian Population:8
Hawaiian Population:1
Other Population:24
Male Population:1,174
Female Population:1,210
Median Age:41.20 years
Male Median Age:41.40 years
Female Median Age:40.90 years

ZIP Code 21917 Other Demographics

# Residential Mailboxes:868
# Business Mailboxes:24
Total Delivery Receptacles:976
Number of Businesses:26
1st Quarter Payroll:$1,665,000
Annual Payroll:$7,683,000
# of Employees:187
Water Area:0.053 sq mi
Land Area:7.822 sq mi
118th Congressional District:01
118th Congressional Land Area:3977.06 sq mi
Single Family Delivery Units:813
Multi Family Delivery Units:0
# Residential Mailboxes:868
# Business Mailboxes:24
Total Delivery Receptacles:976

ZIP Code 21917 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 475 475 0
Retired Workers: 345 345 0
Disabled Workers: 60 60 0
Widow(er)s and Parents: 20 25 +5
Spouses: 15 10 -5
Children: 35 35 0
65+: 360 355 -5
Monthly Benefits - All: $668,000 $681,000 +$13,000
Monthly Benefits - Retired Workers: $509,000 $528,000 +$19,000
Monthly Benefits - Widow(ers): $27,000 $28,000 +$1,000

ZIP Code 21917 Statistical Areas

CBSA: 37980
CBSA Name: Philadelphia-Camden-Wilmington, PA-NJ-DE-MD
CBSA Type: Metro
CBSA Division: 48864
CBSA Division Name: Wilmington, DE-MD-NJ
CBSA Population:0
CBSA Division Population:0
MSA: 6162
MSA Name: Philadelphia-Wilmington-Atlantic City, PA-NJ-DE-MD CMSA
PMSA: 9160
PMSA Name: Wilmington-Newark, DE-MD PMSA
City State Key:V23236
Preferred Last Line Key:V23236
21916: Previous ZIP Code
Next ZIP Code: 21918


  1. U.S. Postal Service [Last Updated: 6/1/2023],
  2. Internal Data Creation [Last Updated: 6/1/2023],
  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: 6/1/2023],
  6. U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],