ZIP Codes of Nw Hills Planning Region, CT

Population & People
Population & People
Total Population
4,756
Household Income
Household Income
Median Income
$104,159
Housing
Housing
Total Housing Units
2,506
Business & Economy
Business & Economy
Total Businesses
8,928
Employment
Employment
Employment Rate
62.31%
Education
Education
Bachelor's Degree+
38.95%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 3 ZIPs in this planning region.
Data Last Updated: June 1, 2026
ZIP Codes:37 ZIP Codes (31 Standard, 5 PO Box, 1 Unique) [See All]
Area Codes:203 / 475 / 860 / 959
Timezone:Eastern (GMT -05:00)
Local Time:2:11:35 PM
Population:4,756 [See All]
FIPS:09140
CBSA:Waterbury-Shelton, CT
Land Area:807 sq mi
Water Area:9 sq mi
Coordinates:41.6840, -73.2001
Quick Link:
https://www.zip-codes.com/county/ct-nw-hills.asp
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Connecticut's fastest-growing planning region
Population up 10.3% over the past decade.
Connecticut's oldest planning region
Median age 53.0.
Wide geographic spread
ZIPs range from 55.1 sq mi down to 0.29 — a 190× sprawl ratio.
Striking education divide
Bachelor's share spans 20.5% to 66.8% — a 46-point gap.
Owner-dominated planning region
Just 10.6% of homes are rentals — strong homeownership culture.

Standout ZIPs in this Planning Region


Most Populous
Torrington · 35,566 people
31.3% of county total
Highest Income
Burlington · $165,120 median
1.5× county average
Largest Land Area
Litchfield · 55.1 sq mi
Spans the most ground
Fastest Growth
New Preston Marble Dale · 26.7% (10-yr)
1,398 → 1,771 residents
Most Educated
Roxbury · 65.2% bachelor's+
1,151 of 1,765 adults 25+

Things worth knowing about Nw Hills Planning Region


113,558 residents live across 37 ZIPs covering 807 sq mi, served by 36 distinct USPS-recognized cities.

Population moved from 114,055 to 113,448 from 2014 to 2024 — a -0.5% change. 17 ZIPs gained residents, 16 lost.

The planning region's wealthiest ZIP 06013 (Burlington, $165,120 median) and poorest ZIP 06098 (Winsted, $66,269) are 13.4 miles apart — a 2.5× income gap across local geography.

Median home values vary 4.8× across this planning region — from $215,600 in 06790 (Torrington) to $1,026,800 in 06793 (Washington).

Density varies 33× across the planning region — from 25 people/sq mi in 06796 (West Cornwall) to 845 in 06790 (Torrington).

Educational attainment ranges from 20.5% bachelor's+ in 06778 (Northfield) to 66.8% in 06785 (South Kent) — the breadth of educational profiles across the area.

Within Connecticut, this is the #21 most populous of 22 planning regions and ranks #15 for median household income with the #1 fastest decade growth .

Hosts 1 single-entity Unique ZIP: 06792Torrington .

Weighted by population, the typical household earns about $99,259 across the planning region — reflecting what a typical resident sees, not a simple ZIP average.

39.5% of adults age 25+ hold a bachelor's degree or higher (33,668 of 85,311 reporting).

31 Standard delivery, 5 PO Box only, 1 single-entity Unique ZIPs serve this planning region.

Stories about Nw Hills Planning Region


Higher-education hub

2 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.

Roxbury
65.2%
2,185 residents
Lakeville
63.2%
1,918 residents

All ZIP Codes in Nw Hills Planning Region


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
06790TorringtonStandard35,566$70,91242.1-0.7%
06098WinstedStandard10,263$66,26932.0-19.8%
06013BurlingtonStandard9,680$165,12030.42.4%
06057New HartfordStandard6,363$117,90638.0-0.8%
06791HarwintonStandard5,602$129,76231.1-0.1%
06759LitchfieldStandard5,442$105,95755.1-4.2%
06063BarkhamstedStandard3,328$121,70536.56.5%
06756GoshenStandard3,037$160,81539.68.1%
06069SharonStandard2,601$101,06752.22.6%
06018CanaanStandard2,587$68,91717.3-5.4%
06783RoxburyStandard2,185$123,86425.8-3.9%
06763MorrisStandard2,151$109,85317.312.3%
06757KentStandard2,125$95,18627.91.8%
06068SalisburyStandard2,034$123,55233.414.3%
06039LakevilleStandard1,918$104,85922.620.3%
06058NorfolkStandard1,793$91,54851.614.8%
06777New Preston Marble DaleStandard1,771$94,64318.126.7%
06754Cornwall BridgeStandard1,656$121,59131.00.5%
06778NorthfieldStandard1,574$81,3755.617.4%
06031Falls VillageStandard1,520$106,87538.93.5%
06021ColebrookStandard1,494$111,25029.3336.8%
06750BantamStandard1,387$85,0007.9-8.9%
06794Washington DepotStandard1,282$96,97913.2-14.2%
06027East HartlandStandard1,193$115,93816.5-16.0%
06793WashingtonStandard1,031$121,25014.5-2.3%
06796West CornwallStandard821$106,61832.3-17.7%
06785South KentStandard818$118,68818.3-5.3%
06065RivertonStandard712$124,2079.0-22.9%
06024East CanaanStandard634$87,9432.2-7.0%
06061Pine MeadowPO Box312$75,7040.1143.8%
06059North CantonPO Box3020.0
06091West HartlandStandard253$68,50013.621.6%
06753CornwallPO Box91$250,0012.8
06079TaconicPO Box190.0
06758LakesideStandard130.3-96.5%
06792TorringtonUnique0.0
06094Winchester CenterPO Box0.0

Adjacent & Nearby Counties