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 20905, Silver Spring, MD

ZIP Code 20905 Details

Zip Code:20905
City:Silver Spring
State:MD [Maryland]
Multi County:No
City Alias(es):Silver Spring
Sandy Spring
City Alias(es) To Avoid Using:Cloverly
Area Code:301
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:528 ft
State FIPS:24
County FIPS:031
Division:South Atlantic
Intro Date:<2004-10

ZIP Code 20905 2020 Census Demographics

Current Population:17,893
2020 Population:17,700
Households per ZIP Code:5,702
Average House Value:$538,200
Avg. Income Per Household:$133,947
Persons Per Household:3.10
White Population:6,883
Black Population:4,445
Hispanic Population:2,784
Asian Population:2,856
American Indian Population:98
Hawaiian Population:17
Other Population:1,478
Male Population:8,697
Female Population:9,003
Median Age:44.20 years
Male Median Age:43.10 years
Female Median Age:45.10 years

ZIP Code 20905 Other Demographics

# Residential Mailboxes:5,772
# Business Mailboxes:83
Total Delivery Receptacles:9,745
Number of Businesses:277
1st Quarter Payroll:$15,960,000
Annual Payroll:$77,282,000
# of Employees:1,567
Water Area:0.098 sq mi
Land Area:11.786 sq mi
118th Congressional District:04|08
118th Congressional Land Area:297.81|859.85 sq mi
Single Family Delivery Units:5,207
Multi Family Delivery Units:3
# Residential Mailboxes:5,772
# Business Mailboxes:83
Total Delivery Receptacles:9,745

ZIP Code 20905 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 3,200 3,105 -95
Retired Workers: 2,595 2,515 -80
Disabled Workers: 155 165 +10
Widow(er)s and Parents: 140 125 -15
Spouses: 175 170 -5
Children: 135 130 -5
65+: 2,790 2,715 -75
Monthly Benefits - All: $5,130,000 $5,148,000 +$18,000
Monthly Benefits - Retired Workers: $4,415,000 $4,434,000 +$19,000
Monthly Benefits - Widow(ers): $201,000 $183,000 ($18,000)

ZIP Code 20905 Statistical Areas

CBSA: 47900
CBSA Name: Washington-Arlington-Alexandria, DC-VA-MD-WV
CBSA Type: Metro
CBSA Division: 23224
CBSA Division Name: Frederick-Gaithersburg-Rockville, MD
CBSA Population:0
CBSA Division Population:0
MSA: 8872
MSA Name: Washington-Baltimore, DC-MD-VA-WV CMSA
PMSA: 8840
PMSA Name: Washington, DC-MD-VA-WV PMSA
City State Key:V24373
Preferred Last Line Key:V24373
20904: Previous ZIP Code
Next ZIP Code: 20906


  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],