47531 ZIP Code — Evanston, IN

Spencer County, Indiana

ZIP code 47531 is located in Evanston, Indiana, within Spencer County. It covers approximately 36.55 square miles and serves a population of 897 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 812.

About ZIP code 47531

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 $195,400. Owner-occupancy is high at 89%, well above the national average.

Median household income is $95,980. 46% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is natural resources, construction, and trades, with manufacturing as the leading industry. The average commute of 29 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 (24%) compared to national benchmarks.

Overall, ZIP code 47531 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

897

population

36.55

sq mi land

Standard

ZIP type

Central (CT)

timezone

47531 ZIP code map

Cities in ZIP code 47531

Below are the cities the US Postal Service accepts for ZIP code 47531. Using any city not on this list may result in mail delivery delays.

City	Status
Evanston	Acceptable

Demographics updated 05/2026

Population
Total population	897
Population density	25 / sq mi
State FIPS	18
County FIPS	147

Geography
Land area	36.55 sq mi
Water area	0.16 sq mi
Latitude	38.0314
Longitude	-86.8644
Timezone	Central (CT)
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	48.7%	44.0%	42.9%
$50k – $100k	31.8%	33.5%	32.7%
$100k – $200k	13.1%	19.9%	19.8%
Over $200k	6.4%	2.6%	4.5%

Demographics & statistics

897

Population

People per sq mi

53.1

Median age

$95,980

Median household income

$45,205

Per capita income

$195,400

Median home value

Median monthly rent

89.4%

Home ownership

1.1%

Poverty rate

0.0%

Unemployment

344

Housing units

19.2%

Bachelor's or higher

Age distribution

Male Female

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	111	12.4%
18 and over	786	87.6%
65 and over	242	27.0%
Median age	53.1 years

Race & ethnicity

White 100%

Group	Count	%
White	897	100%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	48.7%	44.0%	42.9%
$50k – $100k	31.8%	33.5%	32.7%
$100k – $200k	13.1%	19.9%	19.8%
Over $200k	6.4%	2.6%	4.5%

$15k–$25k 9.9%

$25k–$35k 10.6%

$35k–$50k 8.6%

$50k–$75k 7.5%

$75k–$100k 19.2%

$100k–$150k 24.4%

$150k–$200k 10.4%

$200k+ 9.4%

Range	% of households
$15k–$25k	9.9%
$25k–$35k	10.6%
$35k–$50k	8.6%
$50k–$75k	7.5%
$75k–$100k	19.2%
$100k–$150k	24.4%
$150k–$200k	10.4%
$200k+	9.4%
Median income	$95,980

Housing

Home values

Under $50k 4.7%

$50k–$100k 11.0%

$100k–$150k 10.5%

$150k–$200k 27.0%

$200k–$300k 11.0%

$300k–$500k 30.2%

$500k–$1M 5.5%

Housing overview

Metric	Value
Median home value	$195,400
Median rent / month	$0
Owner occupied	89.4%
Renter occupied	10.6%
Vacant	0.0%
Single-family detached	96.6%
Large apartment buildings	0.0%
Mobile homes	3.4%
Median rooms	7.0
Avg household size (owned)	2.39

Year built

Era	%
2020 or later	0.0%
2010–2019	4.7%
2000–2009	10.1%
1990–1999	19.7%
1980–1989	4.4%
1970–1979	13.5%
1960–1969	5.5%
1950–1959	5.5%
1940–1949	0.0%
1939 or earlier	36.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	16.9%
3 bedrooms	55.1%
4 bedrooms	23.6%
5+ bedrooms	4.4%

Vehicles per household

Vehicles	% of households
No vehicle	4.2%
1 vehicle	0.0%
2 vehicles	38.2%
3 or more	57.7%

Heating fuel

Fuel type	%
Utility gas	13.2%
Electricity	20.3%
Propane / LP gas	49.9%
Wood	16.6%

Households & families

Household type	Count	%
Married-couple family	264	68.6%
Cohabiting couple	44	11.4%
Male householder, no spouse	77	20.0%
Female householder, no spouse	0	0.0%
Households with children under 18	55	14.3%
Households with seniors (65+)	166	43.1%
Average household size	2.33

Marital status

Status	Male	Female
Never married	17.9%	23.2%
Married	59.3%	69.1%
Separated	0.0%	0.0%
Widowed	10.6%	7.7%
Divorced	12.2%	0.0%

Education

Less than 9th grade 0.0%

Some HS, no diploma 2.7%

HS graduate 44.9%

Some college, no degree 20.3%

Associate's degree 12.9%

Bachelor's degree 10.0%

Graduate / professional 9.3%

Metric	%
HS diploma or higher	97.3%
Bachelor's or higher	19.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	15	13.2%
Kindergarten	0	0.0%
Elementary school	74	64.9%
High school	22	19.3%
College / grad school	3	2.6%

Employment

Industry of employment

Manufacturing 22.0%

Agriculture & mining 18.9%

Education & healthcare 18.4%

Construction 17.1%

Retail trade 10.1%

Professional & management 5.3%

Arts, food & hospitality 3.6%

Information 2.8%

Other services 1.1%

Finance & real estate 0.8%

Occupation

Category	%
Management, business & arts	33.2%
Service	8.1%
Sales & office	11.6%
Natural resources & construction	40.2%
Production & transportation	6.9%

Employment type

Type	%
Private sector	89.1%
Government	1.1%
Self-employed	8.3%
Unpaid family workers	1.5%

Commute

Method	%
Drive alone	91.7%
Carpool	0.0%
Public transit	0.0%
Walk	0.0%
Work from home	4.5%
Other means	3.8%
Avg commute (minutes)	29.1

Poverty

All people 1.1%

Under 18 years 0.0%

18 and over 1.3%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	45.7%
Retirement income	30.6%
Supplemental Security	1.8%
Cash public assistance	1.8%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	39.0%
High blood pressure	35.6%
High cholesterol	34.6%
Diabetes	11.6%
Heart disease	7.3%
Stroke	3.3%
Asthma	9.8%
Arthritis	27.3%
Kidney disease	3.0%
Pulmonary disease	9.0%
Cancer	6.7%

Behavior / access	%
Smoking	24.0%
Binge drinking	17.1%
No physical activity	28.3%
Less than 7 hrs sleep	35.1%
Depression	23.3%
Fair or poor health	16.7%
Poor mental health	15.9%
Poor physical health	12.0%
No health insurance	13.6%
Visited doctor (checkup)	72.4%
Visited dentist	62.0%
Cholesterol screening	88.6%
Teeth loss	17.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	58	7.4%

Disability	%
Any disability	13.7%
Under 18	0.0%
18–64 years	15.1%
65 and over	16.9%

Health insurance coverage

Type	%
Private insurance	73.0%
Public insurance	38.1%
No insurance	6.6%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	897	100.0%
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)	897	100.0%
Born in same state	897	100.0%
Born in different state	764	85.2%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	224	25%
Arab	57	6.4%
Italian	53	5.9%

Ancestry	Count	%
English	16	1.8%
Polish	10	1.1%
Dutch	9	1%

Technology access

Metric	% of households
Computer access	42.9%
Internet access	78.2%

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

Frequently asked questions about ZIP code 47531

What city is ZIP code 47531 in?

ZIP code 47531 is primarily assigned to Evanston, Indiana.

What county is ZIP code 47531 in?

ZIP code 47531 falls within Spencer County, Indiana.

Does ZIP code 47531 have an older population?

27% of residents in ZIP code 47531 are 65 or older, above the national average of ~17%.

Is ZIP code 47531 mostly owner-occupied?

89% of occupied units in ZIP code 47531 are owner-occupied, well above the national average.

Does ZIP code 47531 have a large retiree population?

46% of households in ZIP code 47531 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 47531?

ZIP code 47531 has an estimated population of 897 residents, with a density of 25 people per square mile.

What timezone is ZIP code 47531 in?

ZIP code 47531 observes the CST timezone.