Connecticut ZIP codes

All 402 Connecticut ZIP codes, grouped by county. Pick a county to see its ZIP codes — each one opens a free neighborhood report.

402 ZIP codes · 9 counties · CT

Connecticut at a glance

Statewide figures

Population

3,624,508

Census ACS 5-year estimate · 2024

Median household income

$95,781

Census ACS 5-year estimate · 2024

Median home value

$366,900

Census estimate — owner-reported, not a market appraisal · 2024

Average rent

$1,488 / mo

Census estimate — ACS gross rent · 2024

Unemployment rate

5.0%

BLS Local Area Unemployment Statistics · 2026

Cost of living

103.9

Modeled index, US average = 100 · 2024

9 counties