Zip lookup · CT

06840
New Canaan, Connecticut.

New Canaan, Fairfield County, CT · Bridgeport-Stamford-Norwalk, CT metro · population 20,870

What it costs per month · 06840 $11,739/mo

to buy the typical home at today's mortgage rate — +$7,590 (+183%) since Jan 2020.

What the home itself did
1 year
Up $266,098 +14%
$1,970,422$2,236,521 since Sep 2025
5 years
Up $819,271 +58%
$1,417,250$2,236,521 since Sep 2021

Monthly payment to buy the typical home

Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.

$2,500 $5,000 $7,500 $10,000 2002 2006 2010 2014 2018 2022 2026 06840 $11,739 United States $1,922
$2,500 $5,000 $7,500 $10,000 2002 2010 2018 2026
  • 06840$11,739
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 8 years.

Typical home values in zip 06840 rose 13.5% over the past year — faster than the nation's +1.2%.

Zillow also publishes an index for the city itself: New Canaan, CT — measured over the city limits, which is a different area from this zip.

Asking rent $6,410 as of Aug 2026
Typical home value $2,236,521 as of Sep 2026
+13.5%year on year

Asking rent — 06840

Against the Bridgeport-Stamford-Norwalk, CT metro and the national benchmark.

$2,000 $4,000 $6,000 2026 06840 $6,410 Bridgeport $2,876 United States $1,930
$2,000 $4,000 $6,000 2026
  • 06840$6,410
  • Bridgeport$2,876
  • United States$1,930

Typical home value — 06840

Mid-tier homes, smoothed and seasonally adjusted.

$500,000 $1,000,000 $1,500,000 $2,000,000 2018 2020 2022 2024 2026 06840 $2,236,521 Bridgeport $687,644 United States $366,157
$500,000 $1,000,000 $1,500,000 $2,000,000 2018 2022 2026
  • 06840$2,236,521
  • Bridgeport$687,644
  • United States$366,157

Within 20 miles

Showing 30 of 87 zips in range — sorting picks from all 87.

Miles sorted ascending, activate to sort descending Zip activate to sort by Zip City activate to sort by City Population activate to sort by Population Rent activate to sort by Rent Home value activate to sort by Home value
3.7 06850 Norwalk 19,692 $2,767 $643,500
4.1 06907 Stamford 8,705 $2,467 $708,233
4.1 06903 Stamford 14,010 $3,500 $1,164,893
4.5 06897 Wilton 18,777 $4,062 $1,271,468
5.1 06851 Norwalk 27,865 $2,645 $673,970
5.3 10576 Pound Ridge 4,891 — $1,491,999
5.4 06905 Stamford 20,725 $2,723 $749,269
5.6 06820 Darien 21,936 $5,634 $2,473,371
5.9 06854 Norwalk 32,118 $2,722 $576,318
6.1 06906 Stamford 9,199 $2,803 $643,022
6.9 10590 South Salem 6,989 $4,775 $957,711
7.0 06853 Norwalk 3,171 — $2,331,198
7.2 06855 Norwalk 9,351 $2,869 $765,139
7.3 10506 Bedford 6,244 — $1,671,466
7.3 06902 Stamford 73,392 $3,010 $594,087
7.6 06901 Stamford 11,037 $3,087 $380,429
8.0 06880 Westport 27,583 $5,578 $2,056,365
8.1 06883 Weston 10,396 — $1,387,518
8.3 06807 Cos Cob 7,650 $7,862 $1,855,891
9.7 06870 Old Greenwich 7,864 $8,503 $2,700,097
9.8 06831 Greenwich 15,210 $7,337 $2,192,468
9.8 06878 Riverside 8,328 $9,658 $2,701,330
10.1 06830 Greenwich 24,880 $4,215 $2,532,903
10.2 06877 Ridgefield 25,110 $3,189 $1,013,118
10.6 10597 Waccabuc 679 — $1,697,695
10.9 10507 Bedford Hills 6,109 — $815,316
10.9 06890 Southport 4,653 $4,500 $1,521,246
11.0 10504 Armonk 7,665 — $1,756,316
11.4 06824 Fairfield 36,716 $3,903 $1,160,905
11.5 06896 Redding 8,779 — $872,400

Coordinates and population from SimpleMaps US Zips (Basic). Rent and home values from Zillow Research.