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Kentucky ZIP Codes
Lewis County
Quincy, KY
41166
41166 ZIP Code — Quincy, KY
Lewis County, Kentucky
ZIP code 41166 is located in
Quincy ,
Kentucky ,
within Lewis County .
It covers approximately 19.84 square miles and serves a population of
1,063 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 606 .
About ZIP code 41166
The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $82,000. Owner-occupancy is high at 91%, well above the national average.
Median household income is $39,722. Poverty affects 27% of residents, above the national average. SNAP benefit usage at 35% of households reflects economic stress in the area.
The dominant occupation class is natural resources, construction, and trades, with education and healthcare as the leading industry. An above-average commute of 37 minutes suggests many residents work outside the immediate area.
College attainment at 7% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (28%) compared to national benchmarks.
Overall, ZIP code 41166 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, high homeownership, and elevated reliance on food assistance.
41166 ZIP code map
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Cities in ZIP code 41166
Below are the cities the US Postal Service accepts for ZIP code 41166. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,063
Population density
54 / sq mi
State FIPS
21
County FIPS
135
Geography
Land area
19.84 sq mi
Water area
0.03 sq mi
Latitude
38.6541
Longitude
-83.0903
Timezone
Eastern (ET)
Area code
606
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
56.0%
66.7%
47.9%
$50k – $100k
42.0%
25.6%
30.3%
$100k – $200k
2.0%
6.9%
17.6%
Over $200k
0.0%
0.8%
4.2%
Demographics & statistics
$39,722
Median household income
Age distribution
Age summary
Group Count %
Under 18 363 34.1%
18 and over 700 65.9%
65 and over 117 11.0%
Median age 31.2 years
Race & ethnicity
Group Count %
White 1,010 95%
Two or more races 53 5%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
56.0%
66.7%
47.9%
$50k – $100k
42.0%
25.6%
30.3%
$100k – $200k
2.0%
6.9%
17.6%
Over $200k
0.0%
0.8%
4.2%
Range % of households
Under $10k 18.3%
$15k–$25k 15.6%
$25k–$35k 11.4%
$35k–$50k 11.7%
$50k–$75k 20.7%
$75k–$100k 13.8%
$100k–$150k 8.7%
Median income $39,722
Housing
Housing overview
Metric Value
Median home value $82,000
Median rent / month $0
Owner occupied 91.0%
Renter occupied 9.0%
Vacant 18.5%
Single-family detached 68.3%
Large apartment buildings 0.0%
Mobile homes 31.7%
Median rooms 5.4
Avg household size (owned) 2.95
Year built
Era %
2020 or later 0.0%
2010–2019 4.9%
2000–2009 3.9%
1990–1999 18.0%
1980–1989 11.7%
1970–1979 31.7%
1960–1969 5.1%
1950–1959 17.8%
1940–1949 6.8%
1939 or earlier 0.0%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 5.4%
2 bedrooms 14.6%
3 bedrooms 63.2%
4 bedrooms 16.8%
5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households
No vehicle 0.0%
1 vehicle 30.2%
2 vehicles 20.1%
3 or more 49.7%
Heating fuel
Fuel type %
Electricity 22.2%
Propane / LP gas 64.1%
Wood 13.8%
Households & families
Household type Count %
Married-couple family 192 57.5%
Cohabiting couple 13 3.9%
Male householder, no spouse 94 28.1%
Female householder, no spouse 35 10.5%
Households with children under 18 184 55.1%
Households with seniors (65+) 82 24.6%
Average household size 3.18
Marital status
Status Male Female
Never married 28.5% 27.5%
Married 53.3% 53.0%
Separated 2.6% 0.0%
Widowed 12.0% 8.0%
Divorced 3.6% 11.5%
Education
Some HS, no diploma
14.5%
Some college, no degree
21.5%
Graduate / professional
1.8%
Metric %
HS diploma or higher 81.4%
Bachelor's or higher 6.9%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 0 0.0%
Kindergarten 2 0.5%
Elementary school 273 73.2%
High school 96 25.7%
College / grad school 2 0.5%
Employment
Industry of employment
Education & healthcare
30.3%
Arts, food & hospitality
9.8%
Finance & real estate
5.5%
Occupation
Category %
Management, business & arts 19.1%
Service 23.4%
Sales & office 5.2%
Natural resources & construction 27.2%
Production & transportation 25.1%
Employment type
Type %
Private sector 97.7%
Government 0.0%
Self-employed 2.3%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 100.0%
Carpool 0.0%
Public transit 0.0%
Walk 0.0%
Work from home 0.0%
Other means 0.0%
Avg commute (minutes) 37.1
Poverty
Married-couple families
12.5%
Female-led households
0.0%
Income support
Source % of households
Social Security 23.1%
Retirement income 25.4%
Supplemental Security 8.7%
Cash public assistance 3.9%
Food stamps / SNAP 35.3%
Health indicators
Condition %
Obesity 40.2%
High blood pressure 43.8%
High cholesterol 39.0%
Diabetes 12.9%
Heart disease 8.3%
Stroke 3.8%
Asthma 11.5%
Arthritis 33.8%
Kidney disease 3.4%
Pulmonary disease 12.2%
Cancer 6.8%
Behavior / access %
Smoking 27.5%
Binge drinking 15.2%
No physical activity 33.5%
Less than 7 hrs sleep 39.5%
Depression 26.7%
Fair or poor health 22.9%
Poor mental health 19.0%
Poor physical health 15.6%
No health insurance 11.7%
Visited doctor (checkup) 76.3%
Visited dentist 49.9%
Cholesterol screening 88.9%
Teeth loss 21.5%
Veterans & disability
Veterans Count %
Civilian veterans 20 2.9%
Disability %
Any disability 12.9%
Under 18 0.6%
18–64 years 14.1%
65 and over 45.3%
Health insurance coverage
Type %
Private insurance 60.9%
Public insurance 44.7%
No insurance 0.0%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,042 98.0%
Spanish 0 0.0%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 1,010 95.0%
Born in same state 1,010 95.0%
Born in different state 504 47.4%
Foreign born 0 0.0%
Naturalized citizen 53 5.0%
Not a US citizen 53 100.0%
Ancestry
Ancestry Count %
Arab 435 40.9%
Italian 44 4.1%
Ancestry Count %
French 12 1.1%
Technology access
Metric % of households
Computer access 31.4%
Internet access 90.1%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 41166
What city is ZIP code 41166 in?
ZIP code 41166 is primarily assigned to Quincy, Kentucky.
What county is ZIP code 41166 in?
ZIP code 41166 falls within Lewis County, Kentucky.
Is ZIP code 41166 family-oriented?
34% of residents in ZIP code 41166 are under 18, reflecting a younger, family-oriented community.
What is the poverty rate in ZIP code 41166?
27% of residents in ZIP code 41166 live below the poverty line, above the national average.
How educated is the population of ZIP code 41166?
7% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
Is ZIP code 41166 mostly owner-occupied?
91% of occupied units in ZIP code 41166 are owner-occupied, well above the national average.
What timezone is ZIP code 41166 in?
ZIP code 41166 observes the EST timezone.
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