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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2021

Zip Code 21234, Parkville, MD

ZIP Code 21234 Details

Zip Code:21234
State:MD [Maryland]
Multi County:Yes
City Alias(es):Parkville
Area Code:410 / 443
City Type:B [Branch]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:331 ft
State FIPS:24
County FIPS:005
Division:South Atlantic
Intro Date:<2004-10

ZIP Code 21234 2010 Census Demographics

Current Population:66,597
2010 Population:69,752
Households per ZIP Code:29,982
Average House Value:$222,300
Avg. Income Per Household:$66,714
Persons Per Household:2.31
White Population:48,119
Black Population:18,285
Hispanic Population:2,363
Asian Population:3,426
American Indian Population:538
Hawaiian Population:86
Other Population:980
Male Population:32,426
Female Population:37,326
Median Age:40.10 years
Male Median Age:37.60 years
Female Median Age:42.30 years

ZIP Code 21234 Other Demographics

# Residential Mailboxes:28,830
# Business Mailboxes:987
Total Delivery Receptacles:30,165
Number of Businesses:955
1st Quarter Payroll:$89,255,000
Annual Payroll:$364,261,000
# of Employees:10,689
Water Area:0.004 sq mi
Land Area:12.983 sq mi
113th Congressional District:01|02|03
113th Congressional Land Area:3977.06|348.88|304.14 sq mi
Single Family Delivery Units:19,779
Multi Family Delivery Units:6,241
# Residential Mailboxes:28,830
# Business Mailboxes:987
Total Delivery Receptacles:30,165

ZIP Code 21234 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 13,075 13,175 +100
Retired Workers: 9,405 9,555 +150
Disabled Workers: 1,685 1,625 -60
Widow(er)s and Parents: 900 865 -35
Spouses: 355 365 +10
Children: 730 765 +35
65+: 10,170 10,325 +155
Monthly Benefits - All: $19,021,000 $19,692,000 +$671,000
Monthly Benefits - Retired Workers: $14,667,000 $15,338,000 +$671,000
Monthly Benefits - Widow(ers): $1,324,000 $1,305,000 ($19,000)

ZIP Code 21234 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:V24139
Preferred Last Line Key:V24139
21233: Previous ZIP Code
Next ZIP Code: 21235


  1. U.S. Postal Service [Last Updated: 10/1/2021],
  2. Internal Data Creation [Last Updated: 10/1/2021],
  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: 10/1/2021],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],