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 19966, Millsboro, DE

ZIP Code 19966 Details

Zip Code:19966
State:DE [Delaware]
Counties:SUSSEX, DE
Multi County:No
City Alias(es):Millsboro
Long Neck
Area Code:302
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:24 ft
State FIPS:10
County FIPS:005
Division:South Atlantic
Intro Date:<2004-10

ZIP Code 19966 2020 Census Demographics

Current Population:42,760
2020 Population:32,520
Households per ZIP Code:13,998
Average House Value:$224,400
Avg. Income Per Household:$64,140
Persons Per Household:2.31
White Population:24,645
Black Population:3,042
Hispanic Population:2,950
Asian Population:485
American Indian Population:372
Hawaiian Population:7
Other Population:1,357
Male Population:15,344
Female Population:17,176
Median Age:53.70 years
Male Median Age:52.00 years
Female Median Age:54.90 years

ZIP Code 19966 Other Demographics

# Residential Mailboxes:18,511
# Business Mailboxes:496
Total Delivery Receptacles:19,503
Number of Businesses:554
1st Quarter Payroll:$98,953,000
Annual Payroll:$421,501,000
# of Employees:9,805
Water Area:8.242 sq mi
Land Area:89.077 sq mi
118th Congressional District:
118th Congressional Land Area: sq mi
Single Family Delivery Units:9,801
Multi Family Delivery Units:1,440
# Residential Mailboxes:18,511
# Business Mailboxes:496
Total Delivery Receptacles:19,503

ZIP Code 19966 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 10,680 11,260 +580
Retired Workers: 8,470 8,965 +495
Disabled Workers: 1,140 1,140 0
Widow(er)s and Parents: 505 520 +15
Spouses: 220 240 +20
Children: 345 395 +50
65+: 8,560 9,105 +545
Monthly Benefits - All: $16,193,000 $17,659,000 +$1,466,000
Monthly Benefits - Retired Workers: $13,431,000 $14,739,000 +$1,308,000
Monthly Benefits - Widow(ers): $730,000 $769,000 +$39,000

ZIP Code 19966 Statistical Areas

CBSA: 41540
CBSA Name: Salisbury, MD-DE
CBSA Type: Metro
CBSA Division: 
CBSA Division Name: 
CBSA Population:0
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:V21322
Preferred Last Line Key:V21322
19964: Previous ZIP Code
Next ZIP Code: 19967


  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],