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: May 1, 2022

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 2010 Census Demographics

Current Population:17,893
2010 Population:18,044
Households per ZIP Code:5,810
Average House Value:$507,200
Avg. Income Per Household:$130,811
Persons Per Household:3.10
White Population:9,708
Black Population:4,508
Hispanic Population:1,909
Asian Population:3,460
American Indian Population:197
Hawaiian Population:26
Other Population:971
Male Population:8,891
Female Population:9,153
Median Age:43.60 years
Male Median Age:42.30 years
Female Median Age:44.50 years

ZIP Code 20905 Other Demographics

# Residential Mailboxes:5,772
# Business Mailboxes:83
Total Delivery Receptacles:9,756
Number of Businesses:276
1st Quarter Payroll:$15,654,000
Annual Payroll:$68,049,000
# of Employees:1,723
Water Area:0.213 sq mi
Land Area:12.85 sq mi
113th Congressional District:03|08
113th Congressional Land Area:304.14|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:9,756

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:5,582,170
CBSA Division Population:1,205,162
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: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  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: 5/1/2022],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],