Estimated zip code population in 2022: 4,907 Zip code population in 2010: 5,097 Zip code population in 2000: 4,657
Houses and condos: 2,261 Renter-occupied apartments: 134
% of renters here:
7%
State:
34%
March 2022 cost of living index in zip code 06423: 117.8 (more than average, U.S. average is 100)
Land area: 38.5 sq. mi. Water area: 1.7 sq. mi.
Population density: 128 people per square mile
(very low).
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Real estate property taxes paid for housing units in 2022:
This zip code:
1.6% ($5,864)
Connecticut:
1.8% ($6,189)
Median real estate property taxes paid for housing units with mortgages in 2022: $6,087 (1.6%) Median real estate property taxes paid for housing units with no mortgage in 2022: $5,465 (1.6%)
Business Search- 14 Million verified businesses
Males: 2,567
(52.3%)
Females: 2,339
(47.7%)
For population 25 years and over in 06423:
High school or higher: 98.8%
Bachelor's degree or higher: 46.2%
Graduate or professional degree: 20.1%
Unemployed: 3.3%
Mean travel time to work (commute): 36.1 minutes
For population 15 years and over in 06423:
Never married: 24.5%
Now married: 62.3%
Separated: 1.7%
Widowed: 3.6%
Divorced: 7.9%
Zip code 06423 compared to state average:
Black race population percentage significantly below state average.
Hispanic race population percentage significantly below state average.
Median age significantly above state average.
Foreign-born population percentage significantly below state average.
Renting percentage significantly below state average.
Estimated median house/condo value in 2022: $377,447
06423:
$377,447
Connecticut:
$347,200
According to our research of Connecticut and other state lists, there was 1 registered sex offender living in 06423 zip code as of June 03, 2024. The ratio of all residents to sex offenders in zip code 06423 is 5,122 to 1. The ratio of registered sex offenders to all residents in this zip code is much lower than the state average.
Median resident age:
This zip code:
50.6 years
Connecticut median age:
40.9 years
Average household size:
This zip code:
2.4 people
Connecticut:
2.5 people
Averages for the 2020 tax year for zip code 06423, filed in 2021:
Average Adjusted Gross Income (AGI) in 2020: $99,272 (Individual Income Tax Returns)
Here:
$99,272
State:
$105,931
Salary/wage: $83,858 (reported on 79.3% of returns)
Here:
$83,858
State:
$83,540
(% of AGI for various income ranges: 1083.8% for AGIs below $25k, 3339.7% for AGIs $25k-50k, 5996.3% for AGIs $50k-75k, 8711.1% for AGIs $75k-100k, 16830.7% for AGIs $100k-200k, 75865.7% for AGIs over 200k)
Taxable interest for individuals: $1,483 (reported on 44.1% of returns)
This zip code:
$1,483
Connecticut:
$3,402
(% of AGI for various income ranges: 22.2% for AGIs below $25k, 26.9% for AGIs $25k-50k, 50.7% for AGIs $50k-75k, 105.8% for AGIs $75k-100k, 82.1% for AGIs $100k-200k, 1190.0% for AGIs over 200k)
Ordinary dividends: $6,172 (reported on 30.9% of returns)
Here:
$6,172
State:
$12,683
(% of AGI for various income ranges: 38.9% for AGIs below $25k, 74.1% for AGIs $25k-50k, 82.6% for AGIs $50k-75k, 292.6% for AGIs $75k-100k, 345.5% for AGIs $100k-200k, 3267.1% for AGIs over 200k)
Net capital gain/loss in AGI: +$17,469 (reported on 26.2% of returns)
Here:
+$17,469
State:
+$44,158
(% of AGI for various income ranges: 28.4% for AGIs below $25k, 57.6% for AGIs $25k-50k, 113.7% for AGIs $50k-75k, 214.2% for AGIs $75k-100k, 612.4% for AGIs $100k-200k, 11637.1% for AGIs over 200k)
Profit/loss from business: +$20,361 (reported on 16.0% of returns)
Here:
+$20,361
State:
+$22,988
(% of AGI for various income ranges: 132.7% for AGIs below $25k, 217.9% for AGIs $25k-50k, 232.2% for AGIs $50k-75k, 348.9% for AGIs $75k-100k, 586.2% for AGIs $100k-200k, 4961.4% for AGIs over 200k)
Taxable individual retirement arrangement distribution: $22,456 (reported on 13.3% of returns)
06423:
$22,456
Connecticut:
$22,031
(% of AGI for various income ranges: 96.8% for AGIs below $25k, 211.4% for AGIs $25k-50k, 255.2% for AGIs $50k-75k, 475.8% for AGIs $75k-100k, 586.0% for AGIs $100k-200k, 3728.6% for AGIs over 200k)
Total itemized deductions: $28,572 (reported on 14.1% of returns)
Here:
$28,572
State:
$37,613
(% of AGI for various income ranges: 247.6% for AGIs $25k-50k, 316.3% for AGIs $50k-75k, 682.1% for AGIs $75k-100k, 862.1% for AGIs $100k-200k, 5424.3% for AGIs over 200k)
Charity contributions: $6,174 (reported on 10.5% of returns)
Here:
$6,174
State:
$13,557
(% of AGI for various income ranges: 17.2% for AGIs $25k-50k, 33.7% for AGIs $50k-75k, 41.1% for AGIs $75k-100k, 160.2% for AGIs $100k-200k, 1107.1% for AGIs over 200k)
Taxes paid: $8,581 (reported on 14.1% of returns)
06423:
$8,581
State:
$9,096
(% of AGI for various income ranges: 89.7% for AGIs $25k-50k, 131.5% for AGIs $50k-75k, 280.5% for AGIs $75k-100k, 282.1% for AGIs $100k-200k, 1080.0% for AGIs over 200k)
Earned income credit: $1,823 (reported on 5.1% of returns)
Here:
$1,823
State:
$2,059
(% of AGI for various income ranges: 33.2% for AGIs below $25k, 39.3% for AGIs $25k-50k)
Percentage of individuals using paid preparers for their 2020 taxes: 92.2%
Here:
92%
State:
93%
(% for various income ranges: 87.3% for AGIs below $25k, 92.3% for AGIs $25k-50k, 94.7% for AGIs $50k-75k, 90.0% for AGIs $75k-100k, 94.3% for AGIs $100k-200k, 95.8% for AGIs over 200k)
Averages for the 2012 tax year for zip code 06423, filed in 2013:
Average Adjusted Gross Income (AGI) in 2012: $82,824 (Individual Income Tax Returns)
Here:
$82,824
State:
$93,290
Salary/wage: $69,193 (reported on 84.1% of returns)
Here:
$69,193
State:
$73,117
(% of AGI for various income ranges: 72.6% for AGIs below $25k, 70.1% for AGIs $25k-50k, 69.7% for AGIs $50k-75k, 75.4% for AGIs $75k-100k, 79.3% for AGIs $100k-200k, 55.8% for AGIs over 200k)
Taxable interest for individuals: $936 (reported on 58.2% of returns)
This zip code:
$936
Connecticut:
$2,530
(% of AGI for various income ranges: 1.3% for AGIs below $25k, 1.2% for AGIs $25k-50k, 0.7% for AGIs $50k-75k, 0.7% for AGIs $75k-100k, 0.6% for AGIs $100k-200k, 0.5% for AGIs over 200k)
Ordinary dividends: $4,633 (reported on 31.1% of returns)
Here:
$4,633
State:
$10,909
(% of AGI for various income ranges: 2.9% for AGIs below $25k, 2.4% for AGIs $25k-50k, 2.1% for AGIs $50k-75k, 1.2% for AGIs $75k-100k, 0.9% for AGIs $100k-200k, 2.5% for AGIs over 200k)
Net capital gain/loss in AGI: +$10,354 (reported on 23.5% of returns)
Here:
+$10,354
State:
+$34,090
(% of AGI for various income ranges: 1.3% for AGIs $25k-50k, 1.0% for AGIs $50k-75k, 0.7% for AGIs $75k-100k, 1.0% for AGIs $100k-200k, 8.2% for AGIs over 200k)
Profit/loss from business: +$16,507 (reported on 17.9% of returns)
Here:
+$16,507
State:
+$22,741
(% of AGI for various income ranges: 9.3% for AGIs below $25k, 4.7% for AGIs $25k-50k, 4.4% for AGIs $50k-75k, 4.1% for AGIs $75k-100k, 2.5% for AGIs $100k-200k, 3.3% for AGIs over 200k)
Taxable individual retirement arrangement distribution: $17,762 (reported on 12.7% of returns)
06423:
$17,762
Connecticut:
$19,976
(% of AGI for various income ranges: 3.9% for AGIs below $25k, 4.1% for AGIs $25k-50k, 3.4% for AGIs $50k-75k, 2.4% for AGIs $75k-100k, 2.9% for AGIs $100k-200k, 1.8% for AGIs over 200k)
Self-employment retirement plans: $18,375 (reported on 1.6% of returns)
06423:
$18,375
Connecticut:
$24,004
Total itemized deductions: $24,678 (20% of AGI, reported on 53.8% of returns)
Here:
$24,678
State:
$33,239
Here:
19.6% of AGI
State:
18.9% of AGI
(% of AGI for various income ranges: 15.3% for AGIs below $25k, 14.2% for AGIs $25k-50k, 17.8% for AGIs $50k-75k, 17.7% for AGIs $75k-100k, 17.2% for AGIs $100k-200k, 13.6% for AGIs over 200k)
Charity contributions: $2,382 (reported on 43.8% of returns)
Here:
$2,382
State:
$4,947
(% of AGI for various income ranges: 0.5% for AGIs below $25k, 1.0% for AGIs $25k-50k, 1.1% for AGIs $50k-75k, 1.2% for AGIs $75k-100k, 1.2% for AGIs $100k-200k, 1.6% for AGIs over 200k)
Taxes paid: $12,207 (reported on 53.8% of returns)
06423:
$12,207
State:
$17,397
(% of AGI for various income ranges: 4.5% for AGIs below $25k, 5.5% for AGIs $25k-50k, 7.6% for AGIs $50k-75k, 7.9% for AGIs $75k-100k, 8.8% for AGIs $100k-200k, 8.1% for AGIs over 200k)
Earned income credit: $1,871 (reported on 5.6% of returns)
Here:
$1,871
State:
$2,053
(% of AGI for various income ranges: 2.2% for AGIs below $25k, 0.6% for AGIs $25k-50k)
Percentage of individuals using paid preparers for their 2012 taxes: 53.8%
Here:
54%
State:
55%
(% for various income ranges: 44.8% for AGIs below $25k, 53.3% for AGIs $25k-50k, 59.5% for AGIs $50k-75k, 56.2% for AGIs $75k-100k, 55.4% for AGIs $100k-200k, 71.4% for AGIs over 200k)
Averages for the 2004 tax year for zip code 06423, filed in 2005:
Average Adjusted Gross Income (AGI) in 2004: $68,242 (Individual Income Tax Returns)
Here:
$68,242
State:
$73,265
Salary/wage: $61,811 (reported on 83.9% of returns)
Here:
$61,811
State:
$62,030
(% of AGI for various income ranges: 138.0% for AGIs below $10k, 67.7% for AGIs $10k-25k, 71.2% for AGIs $25k-50k, 78.1% for AGIs $50k-75k, 82.2% for AGIs $75k-100k, 73.6% for AGIs over 100k)
Taxable interest for individuals: $1,335 (reported on 68.2% of returns)
This zip code:
$1,335
Connecticut:
$2,287
(% of AGI for various income ranges: 7.5% for AGIs below $10k, 2.9% for AGIs $10k-25k, 2.2% for AGIs $25k-50k, 1.6% for AGIs $50k-75k, 1.1% for AGIs $75k-100k, 1.0% for AGIs over 100k)
Taxable dividends: $3,109 (reported on 37.7% of returns)
Here:
$3,109
State:
$5,735
(% of AGI for various income ranges: 11.0% for AGIs below $10k, 3.7% for AGIs $10k-25k, 1.7% for AGIs $25k-50k, 1.2% for AGIs $50k-75k, 0.8% for AGIs $75k-100k, 2.0% for AGIs over 100k)
Net capital gain/loss: +$9,898 (reported on 28.9% of returns)
Here:
+$9,898
State:
+$23,694
(% of AGI for various income ranges: -2.1% for AGIs below $10k, 0.1% for AGIs $10k-25k, 0.2% for AGIs $25k-50k, 0.8% for AGIs $50k-75k, 1.8% for AGIs $75k-100k, 7.5% for AGIs over 100k)
Profit/loss from business: +$17,258 (reported on 21.0% of returns)
Here:
+$17,258
State:
+$20,783
(% of AGI for various income ranges: 12.0% for AGIs below $10k, 7.0% for AGIs $10k-25k, 8.9% for AGIs $25k-50k, 5.5% for AGIs $50k-75k, 3.8% for AGIs $75k-100k, 4.8% for AGIs over 100k)
IRA payment deduction: $3,500 (reported on 3.1% of returns)
06423:
$3,500
Connecticut:
$3,216
Self-employed pension: $12,826 (reported on 2.0% of returns)
Here:
$12,826
Connecticut:
$17,335
Total itemized deductions: $20,790 (22% of AGI, reported on 59.4% of returns)
Here:
$20,790
State:
$24,919
Here:
21.7% of AGI
State:
18.6% of AGI
(% of AGI for various income ranges: 42.3% for AGIs below $10k, 19.1% for AGIs $10k-25k, 18.4% for AGIs $25k-50k, 21.0% for AGIs $50k-75k, 19.6% for AGIs $75k-100k, 16.1% for AGIs over 100k)
Charity contributions deductions: $2,208 (2% of AGI, reported on 52.9% of returns)
Here:
$2,208
State:
$3,762
Here:
2.2% of AGI
State:
2.7% of AGI
(% of AGI for various income ranges: 1.6% for AGIs below $10k, 1.4% for AGIs $10k-25k, 1.2% for AGIs $25k-50k, 1.5% for AGIs $50k-75k, 1.7% for AGIs $75k-100k, 1.9% for AGIs over 100k)
Total tax: $10,521 (reported on 86.5% of returns)
06423:
$10,521
State:
$15,148
(% of AGI for various income ranges: 6.5% for AGIs below $10k, 5.1% for AGIs $10k-25k, 8.3% for AGIs $25k-50k, 9.0% for AGIs $50k-75k, 10.3% for AGIs $75k-100k, 17.7% for AGIs over 100k)
Earned income credit: $1,286 (reported on 4.3% of returns)
Here:
$1,286
State:
$1,570
Percentage of individuals using paid preparers for their 2004 taxes: 55.4%
Here:
55%
State:
59%
(% for various income ranges: 44.4% for AGIs below $10k, 54.3% for AGIs $10k-25k, 55.5% for AGIs $25k-50k, 59.7% for AGIs $50k-75k, 56.0% for AGIs $75k-100k, 59.7% for AGIs over 100k)
Household received Food Stamps/SNAP in the past 12 months: 37 Household did not receive Food Stamps/SNAP in the past 12 months: 1,993
Women who had a birth in the past 12 months: 24 (23 now married, 0 unmarried) Women who did not have a birth in the past 12 months: 864 (397 now married, 459 unmarried)
Housing units in zip code 06423 with a mortgage: 1,198 (101 second mortgage, 80 both second mortgage and home equity loan) Houses without a mortgage: 11
Median monthly owner costs for units with a mortgage: $2,181 Median monthly owner costs for units without a mortgage: $812
Residents with income below the poverty level in 2022:
This zip code:
5.7%
Whole state:
9.8%
Residents with income below 50% of the poverty level in 2022:
This zip code:
3.8%
Whole state:
4.8%
Median number of rooms in houses and condos:
Here:
6.5
State:
6.5
Median number of rooms in apartments:
Here:
6.6
State:
4.0
Notable locations in this zip code not listed on our city pages
Notable locations in zip code 06423: Allegra Farm (A), North Plain (B), Oak Ridge Camp (C), Rathbun Free Memorial Library (D), Goodspped Opera House Library (E), Goodspeed Opera House (F), East Haddam Town Office (G), East Haddam Town Hall (H), East Haddam Ambulance Association (I), East Haddam Fire Company 1 Headquarters (J). Display/hide their locations on the map
Cemeteries: Parker Cemetery (1), Second Cemetery (2), Little Haddam Cemetery (3), Foxtown Cemetery (4), Warner Cemetery (5), Hungerford Cemetery (6), Hadlyme Church Burying Ground (7). Display/hide their locations on the map
Lakes, reservoirs, and swamps: Chapman Pond (A), Urbanik Pond (B), Martin Pond (C), Alexander Pond (D), Bashan Lake (E), Pecks Meadow Pond (F), Boardman Pond (G), Parker Pond (H). Display/hide their locations on the map
Streams, rivers, and creeks: Malt House Brook (A), Molley Brook (B), Muddy Brook (C), Pine Brook (D), Salmon River (E), Burnhams Brook (F), Dark Hollow Brook (G), Early Brook (H), Hedge Brook (I). Display/hide their locations on the map
Parks in zip code 06423 include: Brainard Homestead State Park (1), Devils Hopyard State Park (2), Gillette Castle State Park (3). Display/hide their locations on the map
In group quarters: 50 (-1 institutionalized population)
Size of family households: 832 2-persons, 270 3-persons, 219 4-persons, 71 5-persons, 63 6-persons
Size of nonfamily households: 411 1-person, 130 2-persons, 33 3-persons
568 married couples with children.
267 single-parent households (102 men, 165 women).
90.7% of residents of 06423 zip code speak English at home.
2.1% of residents speak Spanish at home (83% very well, 17% well).
7.2% of residents speak other Indo-European language at home (100% very well).
0.2% of residents speak other language at home (100% very well).
Foreign born population: 267 (5.5%) (76.3% of them are naturalized citizens)
This zip code:
5.5%
Whole state:
15.7%
29%Canada
15%Bolivia
13%Austria
10%Sweden
9%Brazil
6%North Macedonia (Macedonia)
3%Denmark
15%English
13%Italian
12%Irish
8%American
7%Belgian
6%Polish
5%French Canadian
Year of entry for the foreign-born population
642010 or later
392000 to 2009
811990 to 1999
113Before 1990
Facilities with environmental interests located in this zip code:
CUMBERLAND FARMS / GULF SVC STA (416 MODUS LEESVILLE RD in EAST HADDAM, CT)
AIR MINOR (AIRS/AFS) Business SIC classification: GASOLINE SERVICE STATIONS
EAST HADDAM WPCF (17 LUMBERYARD ROAD in EAST HADDAM, CT)
National Pollutant Discharge Elimination System NON-MAJOR (Tracking pollutant discharge elimination systems) - permit Business SIC classification: SEWERAGE SYSTEMS Alternative names: EAST HADDAM, TOWN OF, TOWN OF EAST HADDAM
D E P DEVILS HOPYARD STATE PARK (366 HOPYARD RD in EAST HADDAM, CT)
Small Quantity Generators, between 100 kg and 1000 kg of hazardous waste/month (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification
EDDIES AUTO BODY (2 MATTHEWS DRIVE in EAST HADDAM, CT)
Conditionally Exempt Small Quantity Generators, less than 100 kg/month of hazardous waste (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification Organizations: EDWARD L. LUPINEK / EDWARD M.LUPINEK (CONTACT/OWNER)
E. B. EXTERMINATING COMPANY (107 MOODUS-LEESVILLE ROAD (RTE 151) in EAST HADDAM, CT)
SUPERFUND (Superfund database) Alternative names: E B ESTERMINATING CO INC
EAST HADDAM MUNICIPAL LANDFILL (NICHOLS ROAD in EAST HADDAM, CT)
SUPERFUND (Superfund database)
FOUNDERS SCHOOL (106 RIVER ROAD in EAST HADDAM, CT)
COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
GOODSPEED AIRPORT (PO BOX 91 in EAST HADDAM, CT)
COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
NU SPILL POLE #1889 (PETTICOAT LANE in EAST HADDAM, CT)
COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
ZAJAC RESIDENCE (71 SEMS RD in EAST HADDAM, CT)
COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
75.9%Fuel oil, kerosene, etc.
9.1%Bottled, tank, or LP gas
5.6%Wood
5.0%Electricity
2.6%Utility gas
1.8%No fuel used
Population in 1990: 3,451. Population change in the 1990s: +1,206 (+34.9%).
Place of birth for U.S.-born residents:
This state: 3,025
Northeast: 901
Midwest: 325
South: 93
West: 234
64% of the 06423 zip code residents lived in the same house 5 years ago. Out of people who lived in different houses, 43% lived in this county. Out of people who lived in different counties, 50% lived in Connecticut.
94% of the 06423 zip code residents lived in the same house 1 year ago. Out of people who lived in different houses, 19% moved from this county. Out of people who lived in different houses, 52% moved from different county within same state. Out of people who lived in different houses, 16% moved from different state. Out of people who lived in different houses, 12% moved from abroad.
Private vs. public school enrollment:
Students in private schools in grades 1 to 8 (elementary and middle school):
Here:
0.0%
Connecticut:
9.5%
Students in private schools in grades 9 to 12 (high school): 66
Here:
44.3%
Connecticut:
12.9%
Students in private undergraduate colleges: 65
Here:
30.9%
Connecticut:
35.5%
Occupation by median earnings in the past 12 months ($)
113,636Management occupations
104,600Installation, maintenance, and repair occupations
102,500Legal occupations
92,631Business and financial operations occupations
91,415Architecture and engineering occupations
75,834Health diagnosing and treating practitioners and other technical occupations
Companies with federal contracts located in this zip code:
NEW ENGLAND ENERGY CONTROLS IN (EAST HADDAM INDUSTRIAL PAR in EAST HADDAM, CT; small business)
$1,139 with Army for Maintenance, Repair and Rebuilding of Equipment -- Household and Commercial Furnishings and Appliances. Signed on 2003-05-22. Completion date: 2003-05-02.
Top industries in this zip code by the number of employees in 2005:
Arts, Entertainment, and Recreation: Theater Companies and Dinner Theaters (100-249 employees: 1 establishment)
Detailed PMIC statistics for the following Tracts:5951.00
2002 - 2018 National Fire Incident Reporting System (NFIRS) incidents
According to the data from the years 2002 - 2018 the average number of fires per year is 30. The highest number of reported fires - 63 took place in 2012, and the least - 10 in 2015. The data has an increasing trend.
When looking into fire subcategories, the most incidents belonged to: Structure Fires (50.6%), and Outside Fires (34.0%).
Fire incident types reported to NFIRS in Zip Code 06423