ZIP Codes of Capitol Planning Region, CT

Population & People
Population & People
Total Population
24,851
Household Income
Household Income
Median Income
$71,255
Housing
Housing
Total Housing Units
10,900
Business & Economy
Business & Economy
Total Businesses
26,106
Employment
Employment
Employment Rate
60.03%
Education
Education
Bachelor's Degree+
19.66%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 1 ZIPs in this planning region.
Data Last Updated: July 1, 2026
ZIP Codes:121 ZIP Codes (66 Standard, 38 PO Box, 17 Unique) [See All]
Area Codes:203 / 475 / 860 / 959
Timezone:Eastern (GMT -05:00)
Local Time:11:52:53 PM
Population:24,851 [See All]
FIPS:09110
CBSA:Hartford-West Hartford-East Hartford, CT
Land Area:1,076 sq mi
Water Area:23 sq mi
Coordinates:41.5428, -72.8249
Quick Link:
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Sharp income gradient
Wealthiest ZIP earns 5.9× the poorest — $204,458 vs $34,830.
Extreme education divide
Bachelor's share ranges 8.1% to 81.2% across ZIPs — a 73-point gap.
Among Connecticut's 5 densest counties
2,473 people per square mile (#2 statewide).
Wide geographic spread
ZIPs range from 86.0 sq mi down to 0.47 — a 184× sprawl ratio.
Among Connecticut's 5 most renter-heavy counties
43.1% of homes rented — #1 statewide.

Standout ZIPs in this Planning Region


Most Populous
Enfield · 41,090 people
4.2% of county total
Highest Income
West Simsbury · $204,458 median
1.8× county average
Largest Land Area
Stafford Springs · 86.0 sq mi
Spans the most ground
Fastest Growth
Hartford · 128.8% (10-yr)
1,289 → 2,949 residents
Most Educated
West Simsbury · 81.2% bachelor's+
2,344 of 2,885 adults 25+

Things worth knowing about Capitol Planning Region


977,444 residents live across 121 ZIPs covering 1,076 sq mi, served by 63 distinct USPS-recognized cities.

Population moved from 977,080 to 975,828 from 2014 to 2024 — a -0.1% change. 38 ZIPs gained residents, 29 lost (and 1 held flat).

The planning region's wealthiest ZIP 06092 (West Simsbury, $204,458 median) and poorest ZIP 06120 (Hartford, $34,830) are 11.2 miles apart — a 5.9× income gap across local geography.

Median home values vary 3.0× across this planning region — from $184,400 in 06120 (Hartford) to $560,900 in 06073 (South Glastonbury).

Density varies 143× across the planning region — from 86 people/sq mi in 06090 (West Granby) to 12,261 in 06080 (Suffield).

Educational attainment ranges from 3.0% bachelor's+ in 06080 (Suffield) to 81.2% in 06092 (West Simsbury) — the breadth of educational profiles across the area.

Within Connecticut, this is the #16 most populous of 22 planning regions and ranks #21 for median household income .

Hosts 4 single-entity Unique ZIPs: 06269Storrs Mansfield ; 06080Mcdougal Correctional Fclty ; 06030University Of Ct Health Ctr ; and 06006Northeast Area .

Weighted by population, the typical household earns about $100,945 across the planning region — reflecting what a typical resident sees, not a simple ZIP average.

42.1% of adults age 25+ hold a bachelor's degree or higher (286,673 of 681,642 reporting).

66 Standard delivery, 38 PO Box only, 17 single-entity Unique ZIPs serve this planning region.

Stories about Capitol Planning Region


Higher-education hub

15 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.

West Simsbury
81.2%
4,665 residents
Weatogue
78.1%
3,728 residents
West Hartford
77.0%
19,891 residents
South Glastonbury
76.9%
5,372 residents
West Hartford
73.7%
16,116 residents
Avon
73.2%
19,153 residents
West Granby
70.9%
1,136 residents
Simsbury
70.9%
15,254 residents
Farmington
68.3%
19,135 residents
Glastonbury
67.2%
29,921 residents

Single-entity addresses

17 ZIP codes in this planning region serve a single facility — typically theme parks, universities, large corporations, airports, or government complexes.

Storrs Mansfield
7,970 residents
Mcdougal Correctional Fclty
1,616 residents
Northeast Area
non-residential
Jc Penney Co
non-residential
University Of Ct Health Ctr
non-residential
Ct Dept Of Motor Vehicles
non-residential
Aetna Life
non-residential
Hartford Insurance Group
non-residential
C T Mutual Insurance Co
non-residential
A A R P Pharmacy
non-residential
Travelers Ins
non-residential
Aetna Insurance
non-residential
Hartford Natl Bank
non-residential
Bank Of America
non-residential
Bank Of America
non-residential
Hartford
non-residential
Hartford
non-residential

Two counties in one

Median household income spans 5.9× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.

Wealthiest ZIP
West Simsbury
Median income: $204,458
Population: 4,665
Bachelor's+: 81.2%
vs
Poorest ZIP (pop >= 500)
Hartford
Median income: $34,830
Population: 13,926
Bachelor's+: 8.1%
For every $1 of household income in 06120, the typical household in 06092 earns $5.87.

All ZIP Codes in Capitol Planning Region


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
06082EnfieldStandard41,090$90,40434.5-8.1%
06053New BritainStandard36,774$62,6458.44.7%
06106HartfordStandard36,322$46,3044.4-5.2%
06040ManchesterStandard35,813$83,42217.1-1.1%
06489SouthingtonStandard32,706$126,46528.60.2%
06111NewingtonStandard30,896$102,88413.00.8%
06066Vernon RockvilleStandard30,577$85,35618.14.9%
06033GlastonburyStandard29,921$149,96235.64.2%
06095WindsorStandard29,670$105,32230.41.5%
06051New BritainStandard29,548$51,0224.4-2.7%
06118East HartfordStandard27,419$79,74010.03.3%
06109WethersfieldStandard27,250$126,80613.32.5%
06074South WindsorStandard26,907$144,96128.74.3%
06114HartfordStandard26,458$52,1104.5-5.2%
06042ManchesterStandard23,822$91,89210.57.9%
06108East HartfordStandard23,499$56,6638.5-4.7%
06112HartfordStandard22,333$44,4602.6-4.0%
06002BloomfieldStandard21,865$98,16225.86.0%
06067Rocky HillStandard20,872$100,02712.65.2%
06107West HartfordStandard19,891$174,8446.83.4%
06105HartfordStandard19,174$41,9372.3-5.2%
06037BerlinStandard19,173$116,04225.2-0.5%
06001AvonStandard19,153$153,66424.13.0%
06032FarmingtonStandard19,135$140,91224.27.0%
06062PlainvilleStandard17,555$84,3108.9-1.3%
06029EllingtonStandard16,238$129,33133.43.9%
06117West HartfordStandard16,116$171,70710.3-6.0%
06070SimsburyStandard15,254$162,42422.73.4%
06084TollandStandard14,823$133,61141.5-1.6%
06119West HartfordStandard14,793$99,6882.1-6.4%
06120HartfordStandard13,926$34,8304.06.2%
06110West HartfordStandard12,641$87,5393.22.9%
06096Windsor LocksStandard12,579$81,2059.20.2%
06238CoventryStandard12,326$108,21338.0-0.9%
06076Stafford SpringsStandard11,953$92,01686.0-6.1%
06268Storrs MansfieldStandard11,772$55,21926.92.3%
06071SomersStandard10,723$126,50029.5-7.5%
06078SuffieldStandard10,562$116,05425.3-15.8%
06479PlantsvilleStandard10,286$114,3467.0-1.7%
06019CantonStandard9,742$117,41824.9-5.3%
06269Storrs MansfieldUnique7,9701.1-16.6%
06052New BritainStandard7,916$80,5063.14.1%
06035GranbyStandard7,817$107,95716.3-5.2%
06085UnionvilleStandard7,608$141,0234.65.1%
06016Broad BrookStandard6,959$120,39915.04.6%
06447MarlboroughStandard6,130$142,10524.2-4.6%
06279WillingtonStandard5,575$91,11433.5-7.0%
06248HebronStandard5,509$134,43521.0-8.9%
06250Mansfield CenterStandard5,437$99,00017.48.0%
06073South GlastonburyStandard5,372$201,47715.8-9.9%
06237ColumbiaStandard5,300$127,00021.7-3.1%
06026East GranbyStandard5,196$119,37517.64.7%
06043BoltonStandard4,853$126,36416.8-2.2%
06092West SimsburyStandard4,665$204,4587.88.7%
06088East WindsorStandard4,254$79,37511.7-9.5%
06089WeatogueStandard3,728$121,0943.015.2%
06231AmstonStandard3,648$168,31316.91.8%
06093West SuffieldStandard3,524$122,04117.49.6%
06232AndoverStandard3,152$134,63215.6-0.9%
06103HartfordStandard2,949$71,6770.5128.8%
06060North GranbyStandard2,273$122,39411.60.1%
06080SuffieldUnique1,6160.1
06081TariffvilleStandard1,419$106,9440.71.4%
06023East BerlinStandard1,196$100,3171.010.9%
06090West GranbyStandard1,136$151,11813.213.6%
06467MilldalePO Box4050.3200.0%
06444MarionPO Box180$139,8300.816.1%
06022CollinsvillePO Box100$250,0010.0100.0%
06020Canton CenterPO Box00.0
06072SomersvillePO Box00.0
06075StaffordPO Box0.0
06083EnfieldPO Box0.0
06077StaffordvillePO Box0.0
06265South WillingtonStandard0.0
06028East Windsor HillPO Box0.0
06006WindsorUnique0.0
06064PoquonockPO Box0.0
06041ManchesterUnique0.0
06251Mansfield DepotPO Box0.0
06132HartfordPO Box0.0
06137West HartfordPO Box0.0
06140HartfordPO Box0.0
06045ManchesterPO Box0.0
06025East GlastonburyPO Box0.0
06050New BritainPO Box0.0
06030FarmingtonUnique0.1
06134HartfordPO Box0.0
06131NewingtonPO Box0.0
06129WethersfieldPO Box0.0
06034FarmingtonPO Box0.0
06133West HartfordPO Box0.0
06161HartfordUnique0.0
06156HartfordUnique0.0
06128East HartfordPO Box0.0
06155HartfordUnique0.0
06154HartfordUnique0.0
06126HartfordPO Box0.0
06127West HartfordPO Box0.0
06167HartfordUnique0.0
06183HartfordUnique0.0
06102HartfordPO Box0.0
06138East HartfordPO Box0.0
06123HartfordPO Box0.0
06160HartfordUnique0.0
06115HartfordPO Box0.0
06101HartfordStandard0.0
06144HartfordPO Box0.0
06142HartfordPO Box0.0
06143HartfordPO Box0.0
06141HartfordPO Box0.0
06146HartfordPO Box0.0
06145HartfordPO Box0.0
06147HartfordPO Box0.0
06152HartfordStandard0.0
06150HartfordUnique0.0
06151HartfordUnique0.0
06104HartfordPO Box0.0
06180HartfordUnique0.0
06153HartfordUnique0.0
06176HartfordUnique0.0
06199HartfordPO Box0.0

Adjacent & Nearby Counties