ZIP Code 06807 — Cos Cob CDP, CT Demographics & Data

ZIP code 06807 covers Cos Cob, CT in Fairfield County with a population of about 7,667.

At a glance, the area shows median age of 39.3 (near the U.S. median).

It sits in telephone area codes 203, 475; U.S. House district CT-4; the NEW YORK media market.

Cos Cob, CT aligns with a tech / corporate-campus profile (high remote-work / education / income profile or known campus context). Broadband quality, remote-work share, and nearby employer campuses often matter as much as classic residential stats.

Median household income in ZIP 06807 is about $194,492 — about 159% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 5.6%; unemployment rate near 5.5%; 72.9% of adults with a bachelor’s degree or higher (about 39.2 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Finance and insurance, Professional services, and Healthcare; about 24.2% of workers reporting work-from-home (about 9.0 points above the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Median home value is about $1,228,000 — about 253% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $2,443 (about 110% above the U.S. median rent ($1,163)), and owner-occupancy near 67.9% (about 2.5 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 06807 in Cos Cob, CT, a household would need roughly $338,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $7,888. That is about 74% above the local median household income ($194,492), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate normals for Cos Cob CDP, CT show little to no average snow and around 51.6 inches of annual precipitation.

IRS migration statistics show a net inflow of about 423 for ZIP 06807 (Cos Cob CDP, CT) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.