47837 ZIP Code — Carbon, IN

Clay County, Indiana

ZIP code 47837 is located in Carbon, Indiana, within Clay County. It covers approximately 31.64 square miles and serves a population of 958 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 812.

About ZIP code 47837

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $133,900. Owner-occupancy is high at 91%, well above the national average.

Median household income is $73,063. The poverty rate of 5% is below the national average. 39% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is production, transportation, and material moving, with manufacturing as the leading industry. The average commute of 33 minutes is near the national average.

College attainment at 15% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (22%) compared to national benchmarks.

Overall, ZIP code 47837 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

958

population

31.64

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

47837 ZIP code map

Cities in ZIP code 47837

Below are the cities the US Postal Service accepts for ZIP code 47837. Using any city not on this list may result in mail delivery delays.

City	Status
Carbon	Acceptable
Carbon	Preferred

Nearby ZIP codes

47834 Brazil (5.9 mi) 47874 Rosedale (8.9 mi) 46171 Reelsville (10 mi) 47872 Rockville (11.9 mi) 47805 Terre Haute (12.9 mi) 46135 Greencastle (13.5 mi) 47840 Centerpoint (15.2 mi) 46175 Russellville (15.7 mi) 47803 Terre Haute (15.7 mi) 47804 Terre Haute (17.4 mi) 47832 Bloomingdale (17.6 mi) 46105 Bainbridge (18 mi)

Demographics updated 05/2026

Population
Total population	958
Population density	30 / sq mi
State FIPS	18
County FIPS	021

Geography
Land area	31.64 sq mi
Water area	0.16 sq mi
Latitude	39.6230
Longitude	-87.1062
Timezone	Eastern (ET)
Area code	812

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	43.2%	42.4%	42.9%
$50k – $100k	37.2%	37.4%	32.7%
$100k – $200k	18.8%	18.1%	19.8%
Over $200k	0.9%	2.1%	4.5%

Demographics & statistics

958

Population

People per sq mi

49.2

Median age

$73,063

Median household income

$40,575

Per capita income

$133,900

Median home value

$867

Median monthly rent

91.1%

Home ownership

5.1%

Poverty rate

3.1%

Unemployment

410

Housing units

15.0%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

104

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	217	22.7%
18 and over	741	77.3%
65 and over	182	19.0%
Median age	49.2 years

Race & ethnicity

White 98.4%

Two or more races 1.6%

Group	Count	%
White	943	98.4%
Two or more races	15	1.6%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	43.2%	42.4%	42.9%
$50k – $100k	37.2%	37.4%	32.7%
$100k – $200k	18.8%	18.1%	19.8%
Over $200k	0.9%	2.1%	4.5%

Under $10k 1.0%

$10k–$15k 1.3%

$15k–$25k 5.3%

$25k–$35k 7.1%

$35k–$50k 9.4%

$50k–$75k 29.8%

$75k–$100k 17.8%

$100k–$150k 15.8%

$150k–$200k 7.9%

$200k+ 4.6%

Range	% of households
Under $10k	1.0%
$10k–$15k	1.3%
$15k–$25k	5.3%
$25k–$35k	7.1%
$35k–$50k	9.4%
$50k–$75k	29.8%
$75k–$100k	17.8%
$100k–$150k	15.8%
$150k–$200k	7.9%
$200k+	4.6%
Median income	$73,063

Housing

Home values

Under $50k 7.8%

$50k–$100k 18.4%

$100k–$150k 29.3%

$200k–$300k 34.9%

$300k–$500k 9.5%

Housing overview

Metric	Value
Median home value	$133,900
Median rent / month	$867
Owner occupied	91.1%
Renter occupied	8.9%
Vacant	11.7%
Single-family detached	82.5%
Large apartment buildings	0.0%
Mobile homes	13.0%
Median rooms	6.0
Avg household size (owned)	2.47

Year built

Era	%
2020 or later	0.0%
2010–2019	16.4%
2000–2009	7.2%
1990–1999	22.7%
1980–1989	13.7%
1970–1979	5.6%
1960–1969	4.7%
1950–1959	1.6%
1940–1949	2.2%
1939 or earlier	25.8%

Bedrooms

Size	% of units
No bedroom (studio)	4.5%
1 bedroom	0.9%
2 bedrooms	26.1%
3 bedrooms	53.5%
4 bedrooms	11.5%
5+ bedrooms	3.6%

Vehicles per household

Vehicles	% of households
No vehicle	0.5%
1 vehicle	26.0%
2 vehicles	32.8%
3 or more	40.7%

Heating fuel

Fuel type	%
Utility gas	14.8%
Electricity	53.4%
Propane / LP gas	22.1%
Fuel oil	4.1%
Wood	3.3%

Households & families

Household type	Count	%
Married-couple family	263	66.9%
Cohabiting couple	37	9.4%
Male householder, no spouse	49	12.5%
Female householder, no spouse	44	11.2%
Households with children under 18	110	28.0%
Households with seniors (65+)	144	36.6%
Average household size	2.44

Marital status

Status	Male	Female
Never married	6.7%	11.5%
Married	72.6%	71.3%
Separated	0.7%	0.0%
Widowed	10.7%	8.0%
Divorced	9.2%	9.2%

Education

Less than 9th grade 6.7%

Some HS, no diploma 5.1%

HS graduate 44.8%

Some college, no degree 19.1%

Associate's degree 9.3%

Bachelor's degree 6.0%

Graduate / professional 9.0%

Metric	%
HS diploma or higher	88.2%
Bachelor's or higher	15.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	10	5.9%
Kindergarten	11	6.5%
Elementary school	125	74.0%
High school	9	5.3%
College / grad school	14	8.3%

Employment

Industry of employment

Manufacturing 31.8%

Education & healthcare 17.2%

Professional & management 15.8%

Finance & real estate 10.7%

Construction 10.0%

Retail trade 5.3%

Wholesale trade 3.4%

Other services 2.4%

Transportation & utilities 2.2%

Arts, food & hospitality 1.0%

Public administration 0.2%

Occupation

Category	%
Management, business & arts	32.3%
Service	8.5%
Sales & office	14.1%
Natural resources & construction	8.3%
Production & transportation	36.9%

Employment type

Type	%
Private sector	83.7%
Government	6.8%
Self-employed	9.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.5%
Carpool	3.9%
Public transit	0.0%
Walk	0.0%
Work from home	12.6%
Other means	0.0%
Avg commute (minutes)	33.0

Poverty

All people 5.1%

Under 18 years 4.6%

18 and over 5.3%

Married-couple families 1.5%

Female-led households 15.4%

Income support

Source	% of households
Social Security	38.7%
Retirement income	21.9%
Supplemental Security	3.8%
Cash public assistance	0.3%
Food stamps / SNAP	3.3%

Health indicators

Condition	%
Obesity	39.2%
High blood pressure	35.1%
High cholesterol	35.2%
Diabetes	11.1%
Heart disease	7.0%
Stroke	3.1%
Asthma	9.7%
Arthritis	26.3%
Kidney disease	2.9%
Pulmonary disease	8.4%
Cancer	6.7%

Behavior / access	%
Smoking	21.9%
Binge drinking	16.7%
No physical activity	26.1%
Less than 7 hrs sleep	33.8%
Depression	23.5%
Fair or poor health	15.7%
Poor mental health	15.3%
Poor physical health	11.3%
No health insurance	12.3%
Visited doctor (checkup)	74.3%
Visited dentist	61.8%
Cholesterol screening	89.1%
Teeth loss	16.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	53	7.2%

Disability	%
Any disability	9.4%
Under 18	1.4%
18–64 years	3.0%
65 and over	38.5%

Health insurance coverage

Type	%
Private insurance	79.0%
Public insurance	28.9%
No insurance	3.2%
Uninsured under 19	0.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	892	93.1%
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)	958	100.0%
Born in same state	927	96.8%
Born in different state	797	83.2%
Foreign born	31	3.2%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	294	30.7%
French	247	25.8%
Arab	17	1.8%

Ancestry	Count	%
Irish	13	1.4%
Polish	2	0.2%
English	1	0.1%

Technology access

Metric	% of households
Computer access	41.0%
Internet access	79.9%

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

Frequently asked questions about ZIP code 47837

What city is ZIP code 47837 in?

ZIP code 47837 is primarily assigned to Carbon, Indiana.

What county is ZIP code 47837 in?

ZIP code 47837 falls within Parke County, Indiana.

Is ZIP code 47837 mostly owner-occupied?

91% of occupied units in ZIP code 47837 are owner-occupied, well above the national average.

Does ZIP code 47837 have a large retiree population?

39% of households in ZIP code 47837 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 47837?

The median home value in ZIP code 47837 is $133,900.

What is the population of ZIP code 47837?

ZIP code 47837 has an estimated population of 958 residents, with a density of 30 people per square mile.

What timezone is ZIP code 47837 in?

ZIP code 47837 observes the EST timezone.