42350 ZIP Code — Island, KY

Mclean County, Kentucky

ZIP code 42350 is located in Island, Kentucky, within Mclean County. It covers approximately 41.60 square miles and serves a population of 1,269 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 270/364.

About ZIP code 42350

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $141,700. Owner-occupancy is high at 85%, well above the national average.

Median household income is $77,917. The poverty rate of 7% is below the national average. 55% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 31 minutes is near the national average.

College attainment at 19% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (23%) compared to national benchmarks.

Notable community characteristics include a notable veteran presence at 15% of civilians, above the national average of 7%; and disability rates above the national average at 26%.

Overall, ZIP code 42350 reflects a community defined by a trades-oriented workforce, a strong veteran community, high homeownership, and a significant Social Security-dependent population.

1,269

population

41.60

sq mi land

Standard

ZIP type

Central (CT)

timezone

42350 ZIP code map

Cities in ZIP code 42350

Below are the cities the US Postal Service accepts for ZIP code 42350. Using any city not on this list may result in mail delivery delays.

City	Status
Island	Preferred

Nearby ZIP codes

42372 Sacramento (5.1 mi) 42352 Livermore (7.7 mi) 42325 Bremen (9 mi) 42330 Central City (9.4 mi) 42328 Centertown (9.6 mi) 42327 Calhoun (10.9 mi) 42376 Utica (12.6 mi) 42413 Hanson (14.5 mi) 42367 Powderly (14.8 mi) 42344 Graham (15 mi) 42354 Mc Henry (15.4 mi) 42369 Rockport (15.4 mi)

Demographics updated 05/2026

Population
Total population	1,269
Population density	31 / sq mi
State FIPS	21
County FIPS	149

Geography
Land area	41.60 sq mi
Water area	0.56 sq mi
Latitude	37.4503
Longitude	-87.1894
Timezone	Central (CT)
Area code	270/364

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	34.0%	45.3%	47.9%
$50k – $100k	35.7%	33.3%	30.3%
$100k – $200k	28.4%	19.7%	17.6%
Over $200k	2.0%	1.7%	4.2%

Demographics & statistics

1,269

Population

People per sq mi

44.7

Median age

$77,917

Median household income

$39,579

Per capita income

$141,700

Median home value

$910

Median monthly rent

84.7%

Home ownership

7.2%

Poverty rate

6.8%

Unemployment

524

Housing units

18.6%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

117

35–44

125

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	233	18.4%
18 and over	1,036	81.6%
65 and over	327	25.8%
Median age	44.7 years

Race & ethnicity

White 92.8%

Asian 2.8%

Two or more races 1.9%

Hispanic or Latino 1.3%

American Indian / Alaska Native 0.6%

Black or African American 0.2%

Other race 0.2%

Group	Count	%
White	1,194	92.8%
Asian	36	2.8%
Two or more races	25	1.9%
Hispanic or Latino	17	1.3%
American Indian / Alaska Native	8	0.6%
Black or African American	3	0.2%
Other race	3	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	34.0%	45.3%	47.9%
$50k – $100k	35.7%	33.3%	30.3%
$100k – $200k	28.4%	19.7%	17.6%
Over $200k	2.0%	1.7%	4.2%

Under $10k 4.6%

$10k–$15k 1.4%

$15k–$25k 2.9%

$25k–$35k 13.9%

$35k–$50k 9.9%

$50k–$75k 14.9%

$75k–$100k 10.3%

$100k–$150k 19.3%

$150k–$200k 13.7%

$200k+ 9.1%

Range	% of households
Under $10k	4.6%
$10k–$15k	1.4%
$15k–$25k	2.9%
$25k–$35k	13.9%
$35k–$50k	9.9%
$50k–$75k	14.9%
$75k–$100k	10.3%
$100k–$150k	19.3%
$150k–$200k	13.7%
$200k+	9.1%
Median income	$77,917

Housing

Home values

Under $50k 12.3%

$50k–$100k 26.0%

$100k–$150k 14.6%

$150k–$200k 41.3%

$200k–$300k 5.7%

Housing overview

Metric	Value
Median home value	$141,700
Median rent / month	$910
Owner occupied	84.7%
Renter occupied	15.3%
Vacant	14.3%
Single-family detached	78.1%
Large apartment buildings	0.0%
Mobile homes	21.9%
Median rooms	6.8
Avg household size (owned)	2.44

Year built

Era	%
2020 or later	0.0%
2010–2019	2.7%
2000–2009	4.0%
1990–1999	17.7%
1980–1989	11.1%
1970–1979	26.5%
1960–1969	10.9%
1950–1959	9.8%
1940–1949	7.1%
1939 or earlier	10.1%

Bedrooms

Size	% of units
No bedroom (studio)	0.2%
1 bedroom	1.3%
2 bedrooms	31.3%
3 bedrooms	57.9%
4 bedrooms	8.3%
5+ bedrooms	1.0%

Vehicles per household

Vehicles	% of households
No vehicle	1.5%
1 vehicle	14.1%
2 vehicles	61.9%
3 or more	22.4%

Heating fuel

Fuel type	%
Utility gas	8.9%
Electricity	66.2%
Propane / LP gas	19.9%
Fuel oil	2.3%
Wood	0.6%
No fuel used	1.7%

Households & families

Household type	Count	%
Married-couple family	306	59.2%
Cohabiting couple	66	12.8%
Male householder, no spouse	68	13.2%
Female householder, no spouse	77	14.9%
Households with children under 18	142	27.5%
Households with seniors (65+)	220	42.6%
Average household size	2.45

Marital status

Status	Male	Female
Never married	26.3%	16.1%
Married	57.4%	59.6%
Separated	0.0%	1.5%
Widowed	8.0%	5.9%
Divorced	8.4%	16.9%

Education

Less than 9th grade 1.4%

Some HS, no diploma 4.4%

HS graduate 43.7%

Some college, no degree 24.9%

Associate's degree 6.9%

Bachelor's degree 12.4%

Graduate / professional 6.2%

Metric	%
HS diploma or higher	94.2%
Bachelor's or higher	18.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	20	8.1%
Kindergarten	9	3.6%
Elementary school	141	56.9%
High school	41	16.5%
College / grad school	37	14.9%

Employment

Industry of employment

Education & healthcare 25.6%

Retail trade 14.6%

Professional & management 11.6%

Manufacturing 11.4%

Other services 11.0%

Construction 6.1%

Agriculture & mining 5.5%

Public administration 4.7%

Arts, food & hospitality 4.1%

Transportation & utilities 2.8%

Wholesale trade 1.4%

Finance & real estate 1.2%

Occupation

Category	%
Management, business & arts	37.0%
Service	7.9%
Sales & office	8.7%
Natural resources & construction	15.0%
Production & transportation	31.5%

Employment type

Type	%
Private sector	82.3%
Government	10.0%
Self-employed	2.6%
Unpaid family workers	5.1%

Commute

Method	%
Drive alone	80.2%
Carpool	15.7%
Public transit	0.0%
Walk	0.0%
Work from home	2.2%
Other means	1.9%
Avg commute (minutes)	31.3

Poverty

All people 7.2%

Under 18 years 8.2%

18 and over 7.0%

Married-couple families 2.0%

Female-led households 9.1%

Income support

Source	% of households
Social Security	54.5%
Retirement income	34.8%
Supplemental Security	8.5%
Cash public assistance	1.7%
Food stamps / SNAP	16.1%

Health indicators

Condition	%
Obesity	37.6%
High blood pressure	42.9%
High cholesterol	37.8%
Diabetes	12.0%
Heart disease	7.9%
Stroke	3.5%
Asthma	10.7%
Arthritis	32.8%
Kidney disease	3.1%
Pulmonary disease	10.4%
Cancer	7.3%

Behavior / access	%
Smoking	22.7%
Binge drinking	15.6%
No physical activity	30.2%
Less than 7 hrs sleep	38.1%
Depression	25.3%
Fair or poor health	19.3%
Poor mental health	17.3%
Poor physical health	13.6%
No health insurance	9.9%
Visited doctor (checkup)	77.1%
Visited dentist	55.9%
Cholesterol screening	90.7%
Teeth loss	17.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	151	14.6%

Disability	%
Any disability	25.6%
Under 18	0.4%
18–64 years	29.9%
65 and over	34.3%

Health insurance coverage

Type	%
Private insurance	64.9%
Public insurance	56.4%
No insurance	3.9%
Uninsured under 19	0.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,228	96.8%
Spanish	2	0.2%
Other Indo-European	0	0.0%
Asian & Pacific Islander	2	0.2%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,258	99.1%
Born in same state	1,254	98.8%
Born in different state	1,041	82.0%
Foreign born	4	0.3%
Naturalized citizen	11	0.9%
Not a US citizen	7	63.6%

Ancestry

Ancestry	Count	%
Arab	451	35.5%
French	163	12.8%

Ancestry	Count	%
Italian	67	5.3%

Technology access

Metric	% of households
Computer access	40.7%
Internet access	93.2%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 42350

What city is ZIP code 42350 in?

ZIP code 42350 is primarily assigned to Island, Kentucky.

What county is ZIP code 42350 in?

ZIP code 42350 falls within Mclean County, Kentucky.

Does ZIP code 42350 have a large retiree population?

55% of households in ZIP code 42350 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 42350 have an older population?

26% of residents in ZIP code 42350 are 65 or older, above the national average of ~17%.

Is ZIP code 42350 mostly owner-occupied?

85% of occupied units in ZIP code 42350 are owner-occupied, well above the national average.

Does ZIP code 42350 have a large veteran population?

15% of civilians in ZIP code 42350 are veterans, above the national average of ~7%.

What timezone is ZIP code 42350 in?

ZIP code 42350 observes the CST timezone.