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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

Zip Code 06437, Guilford, CT

ZIP Code 06437 Details

Zip Code:06437
State:CT [Connecticut]
Counties:NEW HAVEN, CT
Multi County:No
City Alias(es):Guilford
Area Code:203 / 475
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:101 ft
State FIPS:09
County FIPS:009
Division:New England
Intro Date:<2004-10

ZIP Code 06437 2010 Census Demographics

Current Population:23,529
2010 Population:22,375
Households per ZIP Code:8,715
Average House Value:$398,400
Avg. Income Per Household:$108,243
Persons Per Household:2.53
White Population:21,448
Black Population:246
Hispanic Population:779
Asian Population:649
American Indian Population:92
Hawaiian Population:5
Other Population:212
Male Population:10,772
Female Population:11,603
Median Age:46.60 years
Male Median Age:45.60 years
Female Median Age:47.50 years

ZIP Code 06437 Other Demographics

# Residential Mailboxes:9,300
# Business Mailboxes:757
Total Delivery Receptacles:10,440
Number of Businesses:632
1st Quarter Payroll:$76,455,000
Annual Payroll:$333,588,000
# of Employees:6,619
Water Area:2.361 sq mi
Land Area:47.079 sq mi
113th Congressional District:03
113th Congressional Land Area:470.34 sq mi
Single Family Delivery Units:8,774
Multi Family Delivery Units:229
# Residential Mailboxes:9,300
# Business Mailboxes:757
Total Delivery Receptacles:10,440

ZIP Code 06437 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 5,285 5,285 0
Retired Workers: 4,275 4,275 0
Disabled Workers: 320 320 0
Widow(er)s and Parents: 230 230 0
Spouses: 245 245 0
Children: 215 215 0
65+: 4,650 4,650 0
Monthly Benefits - All: $9,282,000 $9,282,000 $0
Monthly Benefits - Retired Workers: $7,952,000 $7,952,000 $0
Monthly Benefits - Widow(ers): $391,000 $391,000 $0

ZIP Code 06437 Statistical Areas

CBSA: 35300
CBSA Name: New Haven-Milford, CT
CBSA Type: Metro
CBSA Division: 
CBSA Division Name: 
CBSA Population:862,477
CBSA Division Population:0
MSA: 5602
MSA Name: New York-Northern New Jersey-Long Island, NY-NJ-CT-PA
PMSA: 5480
PMSA Name: New Haven-Meriden, CT PMSA
City State Key:V20275
Preferred Last Line Key:V20275
06426: Previous ZIP Code
Next ZIP Code: 06438


  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],