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ZIP Code Database - Facts & Stats

Data Last Updated: September 1, 2021

Zip Code 20689, Sunderland, MD

ZIP Code 20689 Details

Zip Code:20689
State:MD [Maryland]
Counties:CALVERT, MD
Multi County:No
City Alias(es):Sunderland
Area Code:240
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:137 ft
State FIPS:24
County FIPS:009
Division:South Atlantic
Intro Date:<2004-10

ZIP Code 20689 2010 Census Demographics

Current Population:1,845
2010 Population:1,694
Households per ZIP Code:558
Average House Value:$393,300
Avg. Income Per Household:$155,000
Persons Per Household:3.04
White Population:1,226
Black Population:446
Hispanic Population:66
Asian Population:20
American Indian Population:7
Hawaiian Population:5
Other Population:20
Male Population:816
Female Population:878
Median Age:43.30 years
Male Median Age:43.40 years
Female Median Age:43.20 years

ZIP Code 20689 Other Demographics

# Residential Mailboxes:607
# Business Mailboxes:20
Total Delivery Receptacles:1,173
Number of Businesses:40
1st Quarter Payroll:$2,198,000
Annual Payroll:$9,674,000
# of Employees:240
Water Area:0.023 sq mi
Land Area:7.783 sq mi
113th Congressional District:05
113th Congressional Land Area:1481.24 sq mi
Single Family Delivery Units:586
Multi Family Delivery Units:0
# Residential Mailboxes:607
# Business Mailboxes:20
Total Delivery Receptacles:1,173

ZIP Code 20689 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 355 375 +20
Retired Workers: 265 280 +15
Disabled Workers: 35 40 +5
Widow(er)s and Parents: 15 15 0
Spouses: 15 15 0
Children: 25 25 0
65+: 280 295 +15
Monthly Benefits - All: $523,000 $552,000 +$29,000
Monthly Benefits - Retired Workers: $409,000 $434,000 +$25,000
Monthly Benefits - Widow(ers): $26,000 $21,000 ($5,000)

ZIP Code 20689 Statistical Areas

CBSA: 47900
CBSA Name: Washington-Arlington-Alexandria, DC-VA-MD-WV
CBSA Type: Metro
CBSA Division: 47894
CBSA Division Name: Washington-Arlington-Alexandria, DC-VA-MD-WV
CBSA Population:5,582,170
CBSA Division Population:4,444,378
MSA: 8872
MSA Name: Washington-Baltimore, DC-MD-VA-WV CMSA
PMSA: 8840
PMSA Name: Washington, DC-MD-VA-WV PMSA
City State Key:V24457
Preferred Last Line Key:V24457
20688: Previous ZIP Code
Next ZIP Code: 20690


  1. U.S. Postal Service [Last Updated: 9/1/2021],
  2. Internal Data Creation [Last Updated: 9/1/2021],
  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: 9/1/2021],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],