Trafalgar ZIP Codes — Johnson County, IN

There is one unique ZIP code in Trafalgar, Indiana and it is 46181. Area code: 317.

ZIP codes

45.45

sq mi land

0.51

sq mi water

317

area code

Trafalgar, IN ZIP code map

About Trafalgar, IN

Trafalgar, Indiana, is a quaint town located in Johnson County, known for its small-town charm and community spirit. With a rich rural backdrop and friendly atmosphere, Trafalgar serves as a peaceful retreat from urban life. The town's well-defined identity and local gatherings create a close-knit community where residents support one another.

Location & geography

Trafalgar sits in the central part of Indiana, approximately 30 miles south of Indianapolis. Neighboring cities include Franklin, located about 11 miles northeast, Edinburgh, around 10 miles southeast, Bargersville, roughly 12 miles northwest, and Whiteland, about 15 miles north. Spanning a land area of 45.45 square miles and featuring a water area of 0.51 square miles, Trafalgar's landscape includes open fields and small water bodies.

Community & economy

The character of Trafalgar reflects a strong sense of community and midwestern values, making it an attractive place for families and individuals seeking a quieter lifestyle. It supports local businesses and agriculture, contributing to its economic stability and community engagement. Daily life in Trafalgar is often marked by community events, local festivals, and active participation in the town's growth and development.

Transportation

Trafalgar is easily accessible by major highways, including State Road 135, which connects it to nearby towns and cities. The nearest named airport is the Indianapolis International Airport, located approximately 28 miles north of Trafalgar, providing residents with convenient air travel options. Public transportation options are limited, which encourages a car-dependent lifestyle in the area.

History

Founded in the mid-19th century, Trafalgar has historically been a hub for agriculture and local commerce. Notable events in its development include the establishment of various businesses that cater to the surrounding rural community. The town's history reflects a blend of innovation and tradition as it has adapted over the years while maintaining its agricultural roots.

Did you know?

One little-known fact about Trafalgar is its name, which is derived from the famous Battle of Trafalgar, a significant naval engagement during the Napoleonic Wars. Additionally, despite its small size, the community is known for its vibrant local festivals that bring together residents and visitors alike.

ZIP codes for Trafalgar, IN (1)

ZIP code	City	County	Map
46181	Trafalgar	Johnson	View map

Demographics & statistics

5,186

Population

43.7

Median age

$86,836

Median household income

$45,161

Per capita income

$280,400

Median home value

$1,161

Median monthly rent

90.2%

Home ownership

5.0%

Poverty rate

2.4%

Unemployment

1,807

Housing units

31.6%

Bachelor's or higher

Age distribution

Male Female

127

Under 5

132

145

5–9

152

197

10–14

205

259

15–19

271

152

20–24

159

135

25–34

141

326

35–44

341

492

45–54

513

117

55–59

123

113

60–64

117

290

65–74

302

136

75–84

142

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,374	26.5%
18 and over	3,812	73.5%
65 and over	969	18.7%
Median age	43.7 years

Race & ethnicity

White 96.6%

Two or more races 1.4%

Hispanic or Latino 0.7%

Other race 0.7%

Asian 0.6%

Group	Count	%
White	5,046	96.6%
Two or more races	72	1.4%
Hispanic or Latino	36	0.7%
Other race	36	0.7%
Asian	32	0.6%

Household income

Under $10k 1.4%

$10k–$15k 2.0%

$15k–$25k 7.9%

$25k–$35k 4.5%

$35k–$50k 7.6%

$50k–$75k 13.8%

$75k–$100k 24.6%

$100k–$150k 18.2%

$150k–$200k 7.1%

$200k+ 13.0%

Range	% of households
Under $10k	1.4%
$10k–$15k	2.0%
$15k–$25k	7.9%
$25k–$35k	4.5%
$35k–$50k	7.6%
$50k–$75k	13.8%
$75k–$100k	24.6%
$100k–$150k	18.2%
$150k–$200k	7.1%
$200k+	13.0%
Median income	$86,836

Housing

Home values

Under $50k 2.4%

$50k–$100k 3.4%

$100k–$150k 9.6%

$150k–$200k 13.6%

$200k–$300k 26.5%

$300k–$500k 31.1%

$500k–$1M 13.5%

Housing overview

Metric	Value
Median home value	$280,400
Median rent / month	$1,161
Owner occupied	90.2%
Renter occupied	9.8%
Vacant	3.5%
Single-family detached	92.9%
Large apartment buildings	1.0%
Mobile homes	2.7%
Median rooms	6.4
Avg household size (owned)	2.77

Year built

Era	%
2020 or later	1.4%
2010–2019	13.7%
2000–2009	15.0%
1990–1999	18.7%
1980–1989	10.5%
1970–1979	10.6%
1960–1969	5.5%
1950–1959	6.8%
1940–1949	1.7%
1939 or earlier	16.2%

Bedrooms

Size	% of units
No bedroom (studio)	0.3%
1 bedroom	8.0%
2 bedrooms	18.2%
3 bedrooms	50.9%
4 bedrooms	18.8%
5+ bedrooms	3.8%

Vehicles per household

Vehicles	% of households
No vehicle	6.6%
1 vehicle	21.2%
2 vehicles	25.9%
3 or more	46.3%

Heating fuel

Fuel type	%
Utility gas	44.9%
Electricity	26.8%
Propane / LP gas	17.7%
Fuel oil	1.9%
Wood	6.4%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	1,177	61.1%
Cohabiting couple	38	2.0%
Male householder, no spouse	325	16.9%
Female householder, no spouse	387	20.1%
Households with children under 18	738	38.3%
Households with seniors (65+)	697	36.2%
Average household size	2.69

Marital status

Status	Male	Female
Never married	24.6%	20.4%
Married	61.9%	59.8%
Separated	0.6%	2.8%
Widowed	2.8%	9.9%
Divorced	10.1%	7.1%

Education

Less than 9th grade 2.4%

Some HS, no diploma 2.0%

HS graduate 37.1%

Some college, no degree 20.3%

Associate's degree 6.6%

Bachelor's degree 20.6%

Graduate / professional 11.0%

Metric	%
HS diploma or higher	95.6%
Bachelor's or higher	31.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	43	3.1%
Kindergarten	87	6.3%
Elementary school	539	39.2%
High school	476	34.6%
College / grad school	231	16.8%

Employment

Industry of employment

Education & healthcare 28.1%

Manufacturing 20.5%

Construction 11.9%

Retail trade 8.7%

Arts, food & hospitality 7.0%

Professional & management 6.1%

Public administration 4.9%

Transportation & utilities 3.6%

Wholesale trade 2.7%

Other services 2.6%

Agriculture & mining 1.8%

Finance & real estate 1.7%

Information 0.4%

Occupation

Category	%
Management, business & arts	37.2%
Service	19.7%
Sales & office	20.2%
Natural resources & construction	12.6%
Production & transportation	10.3%

Employment type

Type	%
Private sector	80.0%
Government	11.0%
Self-employed	9.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.9%
Carpool	4.7%
Public transit	0.3%
Walk	1.0%
Other means	0.8%
Avg commute (minutes)	31.1

Poverty

All people 5.0%

Under 18 years 5.6%

18 and over 4.7%

Married-couple families 0.9%

Female-led households 35.5%

Income support

Source	% of households
Social Security	39.8%
Retirement income	32.5%
Supplemental Security	2.9%
Cash public assistance	2.5%
Food stamps / SNAP	6.1%

Health indicators

Condition	%
High blood pressure	33.9%
High cholesterol	34.9%
Heart disease	6.3%
Stroke	2.7%
Asthma	9.4%
Arthritis	26.6%
Kidney disease	2.6%
Pulmonary disease	7.5%
Cancer	6.8%

Behavior / access	%
Binge drinking	17.2%
No physical activity	22.9%
Less than 7 hrs sleep	32.1%
Fair or poor health	13.6%
Poor mental health	15.1%
Poor physical health	10.2%
No health insurance	11.2%
Visited doctor (checkup)	74.4%
Visited dentist	65.7%
Cholesterol screening	90.1%
Teeth loss	13.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	208	5.5%

Disability	%
Any disability	11.1%
Under 18	2.2%
18–64 years	7.2%
65 and over	35.0%

Health insurance coverage

Type	%
Private insurance	79.4%
Public insurance	26.1%
Uninsured under 19	1.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	4,927	95.0%
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)	5,151	99.3%
Born in same state	5,151	99.3%
Born in different state	4,365	84.2%
Foreign born	0	0.0%
Naturalized citizen	35	0.7%
Not a US citizen	28	80.0%

Ancestry

Ancestry	Count	%
Arab	894	17.2%
French	707	13.6%
Italian	195	3.8%

Ancestry	Count	%
English	27	0.5%
Dutch	14	0.3%
German	3	0.1%

Technology access

Metric	% of households
Computer access	37.2%
Internet access	96.3%

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

Frequently asked questions

What ZIP codes does Trafalgar, IN have?

Trafalgar, IN has one ZIP code: 46181. Each ZIP code serves a distinct delivery area within the city and surrounding region.