06807 Property Tax Rate
Cos Cob, Connecticut · Part of Fairfield County
Effective Tax Rate
0.69%
31% above state avgMedian Annual Tax
$8,439
$703/mo escrow
Estimate Your Tax
Annual Tax
$8,439
Monthly
$703
Eff. Rate
0.69%
How ZIP 06807 Compares
Median Annual Property Tax
ZIP 06807
0.69%
Effective rate
Connecticut Avg
1.78%
Effective rate
National Avg
1.10%
Effective rate
State Ranking
Property Tax Rank in Connecticut
Lower than 97% of ZIP codes in Connecticut(3th percentile, 272 ZIPs compared)
Property Tax Analysis
Property Tax Insights for ZIP 06807
Property owners in ZIP code 06807 (Cos Cob, Connecticut) pay a median of $8,439/year in property taxes on homes valued at $1,228,000. This translates to an effective tax rate of 0.69%, which is 61% below the Connecticut state average of 1.78%.
The monthly property tax burden for a median-valued home in 06807 is approximately $703, which factors into escrow payments on mortgages. This ZIP code is located within Fairfield County. This is $1,996 more than the Connecticut average of $6,443/year.
Compared to similar ZIP codes in Connecticut, 06807 has higher property taxes. ZIP codes with similar effective rates include 06039 (0.68%) and 06831 (0.67%).
In Cos Cob, property taxes represent approximately 4.3% of the median household income of $194,492, providing context for the relative tax burden on homeowners in this area.
Connecticut has no statewide property tax cap; Fairfield County reassesses properties at market value on regular cycles and at sale, making Fairfield one of Connecticut's higher-tax counties at an average effective rate of 2.10%. File for the Homestead Exemption with your town assessor within 30 days of purchase; this exemption is available throughout Fairfield municipalities and reduces your assessed value. Request the property's prior assessment and learn your revaluation schedule from the town assessor, and note that you have 45 days from receiving a revaluation notice to file a formal appeal.
Frequently Asked Questions
What is the property tax rate in ZIP code 06807?
How much are property taxes in Cos Cob, CT (06807)?
How does ZIP 06807 compare to the Connecticut average?
What is the median home value in ZIP 06807?
What county is ZIP code 06807 in?
Margin of Error
The median property tax estimate for this ZIP code has a margin of error of ±$924. ZCTA-level data has wider margins than county-level estimates due to smaller sample sizes.
County-Level Data
ZIP code 06807 is part of Fairfield County, Connecticut. View the full county profile for broader context and more data.
View Fairfield County on TaxByCounty →Similar ZIP Codes in Connecticut
06039
-0.01%Lakeville
0.68%
$4,461/yr
06831
-0.01%Greenwich
0.67%
$10,001/yr
06853
+0.03%Norwalk
0.71%
$10,001/yr
06840
-0.04%New Canaan
0.65%
$10,001/yr
06870
-0.05%Old Greenwich
0.63%
$10,001/yr
06068
-0.06%Salisbury
0.62%
$5,128/yr
06793
-0.07%Washington
0.61%
$6,583/yr
06830
-0.09%Greenwich
0.59%
$10,001/yr
06820
-0.11%Darien
0.58%
$10,001/yr
06880
+0.12%Westport
0.80%
$10,001/yr
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates (ZCTA level). ZIP Code Tabulation Areas (ZCTAs) are Census approximations of USPS ZIP codes.
Estimates are informational only and should not be used as financial or legal advice.