| ZIP Codes: | 59 ZIP Codes (35 Standard, 14 PO Box, 10 Unique) [See All] |
| Area Codes: | 860 / 959 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:11:36 PM |
| Population: | 28,668 [See All] |
| FIPS: | 09160 |
| CBSA: | Torrington, CT |
| Land Area: | 553 sq mi |
| Water Area: | 23 sq mi |
| Coordinates: | 41.5512, -73.3845 |
| Quick Link: |
627,079 residents live across 59 ZIPs covering 553 sq mi, served by 29 distinct USPS-recognized cities.
Population moved from 600,118 to 627,079 from 2014 to 2024 — a +4.5% change. 23 ZIPs gained residents, 11 lost.
The planning region's wealthiest ZIP 06880 (Westport, $250,001 median) and poorest ZIP 06810 (Danbury, $76,933) are 17.8 miles apart — a 3.2× income gap across local geography.
Median home values vary 5.1× across this planning region — from $387,000 in 06776 (New Milford) to $1,968,800 in 06878 (Riverside).
Density varies 254× across the planning region — from 94 people/sq mi in 06752 (Bridgewater) to 23,746 in 06901 (Stamford).
Educational attainment ranges from 29.5% bachelor's+ in 06810 (Danbury) to 88.7% in 06853 (Norwalk) — the breadth of educational profiles across the area.
Within Connecticut, this is the #15 most populous of 22 planning regions and ranks #3 for median household income .
On the national stage, Western Ct Planning Region is ranks #46 for income .
Hosts 4 single-entity Unique ZIPs: 06879Promotion Systems Inc ; 06913Shared Zip For Brm ; 06926Pitney Bowes Inc ; and 06914Shared Zip For Brm .
Weighted by population, the typical household earns about $146,293 across the planning region — reflecting what a typical resident sees, not a simple ZIP average.
55.5% of adults age 25+ hold a bachelor's degree or higher (243,511 of 438,468 reporting).
35 Standard delivery, 14 PO Box only, 10 single-entity Unique ZIPs serve this planning region.
18 ZIPs in this planning region where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
10 ZIP codes in this planning region serve a single facility — typically theme parks, universities, large corporations, airports, or government complexes.
Median household income spans 3.2× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 06902 | Stamford | Standard | 73,392 | $94,843 | 10.0 | 10.4% |
| 06810 | Danbury | Standard | 55,833 | $76,933 | 21.2 | 9.5% |
| 06854 | Norwalk | Standard | 32,118 | $86,679 | 5.1 | 13.4% |
| 06811 | Danbury | Standard | 31,228 | $104,640 | 23.0 | -1.6% |
| 06851 | Norwalk | Standard | 27,865 | $111,341 | 7.7 | -0.5% |
| 06880 | Westport | Standard | 27,583 | $250,001 | 21.5 | 1.0% |
| 06776 | New Milford | Standard | 27,010 | $104,112 | 58.2 | 0.7% |
| 06877 | Ridgefield | Standard | 25,110 | $179,219 | 35.1 | 0.0% |
| 06830 | Greenwich | Standard | 24,880 | $146,654 | 13.8 | -0.7% |
| 06820 | Darien | Standard | 21,936 | $250,001 | 13.1 | 3.5% |
| 06840 | New Canaan | Standard | 20,870 | $250,001 | 22.5 | 4.0% |
| 06801 | Bethel | Standard | 20,796 | $116,541 | 17.0 | 8.9% |
| 06905 | Stamford | Standard | 20,725 | $136,757 | 5.2 | 8.9% |
| 06850 | Norwalk | Standard | 19,692 | $123,633 | 6.8 | 0.3% |
| 06897 | Wilton | Standard | 18,777 | $242,199 | 27.3 | 0.6% |
| 06804 | Brookfield | Standard | 17,908 | $148,945 | 21.5 | 6.4% |
| 06470 | Newtown | Standard | 15,593 | $153,238 | 37.9 | -6.5% |
| 06831 | Greenwich | Standard | 15,210 | $227,159 | 28.3 | 0.6% |
| 06903 | Stamford | Standard | 14,010 | $204,028 | 17.9 | -5.0% |
| 06812 | New Fairfield | Standard | 13,584 | $137,647 | 24.1 | -3.5% |
| 06482 | Sandy Hook | Standard | 12,000 | $159,828 | 21.1 | 6.3% |
| 06901 | Stamford | Standard | 11,037 | $102,641 | 0.5 | 41.0% |
| 06883 | Weston | Standard | 10,396 | $250,001 | 20.6 | 0.7% |
| 06855 | Norwalk | Standard | 9,351 | $106,439 | 2.1 | 28.9% |
| 06906 | Stamford | Standard | 9,199 | $93,675 | 1.3 | 7.5% |
| 06896 | Redding | Standard | 8,779 | $186,060 | 32.2 | -4.5% |
| 06907 | Stamford | Standard | 8,705 | $106,379 | 2.0 | 1.6% |
| 06878 | Riverside | Standard | 8,328 | $250,001 | 2.4 | -1.3% |
| 06870 | Old Greenwich | Standard | 7,864 | $250,001 | 2.3 | 11.2% |
| 06807 | Cos Cob | Standard | 7,650 | $192,115 | 3.4 | 15.5% |
| 06784 | Sherman | Standard | 3,583 | $116,750 | 23.5 | -1.8% |
| 06853 | Norwalk | Standard | 3,171 | $250,001 | 1.1 | -14.3% |
| 06752 | Bridgewater | Standard | 1,658 | $159,365 | 17.7 | -5.1% |
| 06755 | Gaylordsville | Standard | 1,238 | $185,119 | 5.1 | 32.3% |
| 06875 | Redding Center | PO Box | — | — | 0.0 | — |
| 06879 | Ridgefield | Unique | — | — | 0.0 | — |
| 06876 | Redding Ridge | PO Box | — | — | 0.0 | — |
| 06829 | Georgetown | PO Box | — | — | 0.0 | — |
| 06404 | Botsford | PO Box | — | — | 0.0 | — |
| 06813 | Danbury | PO Box | — | — | 0.0 | — |
| 06440 | Hawleyville | PO Box | — | — | 0.0 | — |
| 06836 | Greenwich | PO Box | — | — | 0.0 | — |
| 06913 | Stamford | Unique | — | — | 0.0 | — |
| 06910 | Stamford | Standard | — | — | 0.1 | — |
| 06926 | Stamford | Unique | — | — | 0.0 | — |
| 06914 | Stamford | Unique | — | — | 0.0 | — |
| 06911 | Stamford | PO Box | — | — | 0.0 | — |
| 06904 | Stamford | PO Box | — | — | 0.0 | — |
| 06912 | Stamford | PO Box | — | — | 0.0 | — |
| 06860 | Norwalk | Unique | — | — | 0.0 | — |
| 06889 | Westport | Unique | — | — | 0.0 | — |
| 06881 | Westport | PO Box | — | — | 0.0 | — |
| 06888 | Westport | Unique | — | — | 0.0 | — |
| 06858 | Norwalk | Unique | — | — | 0.0 | — |
| 06838 | Greens Farms | PO Box | — | — | 0.0 | — |
| 06852 | Norwalk | PO Box | — | — | 0.0 | — |
| 06857 | Norwalk | Unique | — | — | 0.0 | — |
| 06927 | Stamford | Unique | — | — | 0.0 | — |
| 06856 | Norwalk | PO Box | — | — | 0.0 | — |