Zip Code Database List
Account Login
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.

ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

Zip Code 21401, Annapolis, MD

ZIP Code 21401 Details

Zip Code:21401
State:MD [Maryland]
Multi County:No
City Alias(es):Annapolis
Cape Saint Claire
Cpe St Claire
Area Code:410 / 443 / 667 / 301
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:85 ft
State FIPS:24
County FIPS:003
Division:South Atlantic
Intro Date:<2004-10

ZIP Code 21401 2020 Census Demographics

Current Population:40,414
2020 Population:39,308
Households per ZIP Code:17,435
Average House Value:$479,300
Avg. Income Per Household:$112,599
Persons Per Household:2.19
White Population:26,038
Black Population:6,457
Hispanic Population:4,878
Asian Population:1,058
American Indian Population:180
Hawaiian Population:15
Other Population:2,871
Male Population:18,536
Female Population:20,772
Median Age:44.20 years
Male Median Age:41.30 years
Female Median Age:47.10 years

ZIP Code 21401 Other Demographics

# Residential Mailboxes:18,454
# Business Mailboxes:3,165
Total Delivery Receptacles:21,533
Number of Businesses:2735
1st Quarter Payroll:$654,563,000
Annual Payroll:$2,805,151,000
# of Employees:39,449
Water Area:2.268 sq mi
Land Area:19.931 sq mi
118th Congressional District:03
118th Congressional Land Area:304.14 sq mi
Single Family Delivery Units:9,599
Multi Family Delivery Units:4,151
# Residential Mailboxes:18,454
# Business Mailboxes:3,165
Total Delivery Receptacles:21,533

ZIP Code 21401 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 8,930 9,175 +245
Retired Workers: 7,090 7,320 +230
Disabled Workers: 675 650 -25
Widow(er)s and Parents: 525 520 -5
Spouses: 380 395 +15
Children: 260 290 +30
65+: 7,740 7,990 +250
Monthly Benefits - All: $14,254,000 $15,199,000 +$945,000
Monthly Benefits - Retired Workers: $11,985,000 $12,864,000 +$879,000
Monthly Benefits - Widow(ers): $843,000 $860,000 +$17,000

ZIP Code 21401 Statistical Areas

CBSA: 12580
CBSA Name: Baltimore-Columbia-Towson, MD
CBSA Type: Metro
CBSA Division: 
CBSA Division Name: 
CBSA Population:2,710,489
CBSA Division Population:0
MSA: 8872
MSA Name: Washington-Baltimore, DC-MD-VA-WV CMSA
PMSA: 0720
PMSA Name: Baltimore, MD PMSA
City State Key:V22891
Preferred Last Line Key:V22891
21298: Previous ZIP Code
Next ZIP Code: 21402


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