Keystone ZIP Code List — Wells County, IN

There is one unique ZIP code in Keystone, Indiana and it is 46759. Area code: 260.

ZIP codes

27.95

sq mi land

0.02

sq mi water

260

area code

Keystone, IN ZIP code map

About Keystone, IN

Keystone, Indiana is a quaint city nestled in Wells County, known for its intimate community feel and rich agricultural surroundings. This small town is characterized by its friendly residents and a calendar full of local events that celebrate its heritage and close-knit relationships. Despite its size, Keystone offers a unique blend of rural charm and the convenience of being near larger urban centers.

Location & geography

Geographically, Keystone is located in northeastern Indiana, positioned approximately 10 miles northwest of Bluffton and around 30 miles southwest of Fort Wayne. The area spans a total of 27.95 square miles of land, complemented by a minimal 0.02 square miles of water, providing a predominantly land-focused landscape. The terrain is typical of rural Indiana, featuring open fields and agricultural land that contribute to the region's economy.

Community & economy

The character of Keystone is shaped by its close community ties, where residents often come together for local festivities and support one another in daily undertakings. Key industries in the area include agriculture and small businesses, which play a vital role in the economy and sustainability of the town. Daily life here is often peaceful and community-oriented, with many residents engaging in outdoor activities and local markets.

Transportation

Transportation in Keystone is facilitated primarily by local roads and highways, with Indiana State Road 124 being a key route that connects to other counties. The nearest major airport is Fort Wayne International Airport, located about 30 miles to the southeast, providing broader access for residents and visitors alike. Public transit options are limited in this rural setting, making personal vehicles the primary means of getting around.

History

Keystone was established in the late 19th century and has a rich agricultural background that has shaped its development over the years. The town's economy initially thrived on farming and small-scale production, which continue to be significant aspects of Keystone's identity. Although few major historical events are recorded, the town celebrates its local heritage through various annual events and festivals.

Did you know?

One surprising fact about Keystone is its unique name, which was inspired by the keystone, or central stone, used in arch construction, symbolizing strength and stability. Additionally, Keystone is often overshadowed by neighboring towns, yet it offers a tight-knit community experience that is becoming increasingly rare in today’s fast-paced world.

ZIP codes for Keystone, IN (1)

ZIP code	City	County	Map
46759	Keystone	Wells	View map

Demographics & statistics

441

Population

39.0

Median age

$66,000

Median household income

$27,278

Per capita income

$180,600

Median home value

Median monthly rent

100.0%

Home ownership

0.0%

Poverty rate

5.2%

Unemployment

162

Housing units

12.0%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	89	20.2%
18 and over	352	79.8%
65 and over	36	8.2%
Median age	39.0 years

Race & ethnicity

White 100%

Group	Count	%
White	441	100%

Household income

$15k–$25k 4.9%

$35k–$50k 23.5%

$50k–$75k 37.7%

$75k–$100k 4.3%

$100k–$150k 29.6%

Range	% of households
$15k–$25k	4.9%
$35k–$50k	23.5%
$50k–$75k	37.7%
$75k–$100k	4.3%
$100k–$150k	29.6%
Median income	$66,000

Housing

Home values

$50k–$100k 30.9%

$100k–$150k 16.7%

$150k–$200k 11.1%

$200k–$300k 32.1%

$500k–$1M 9.3%

Housing overview

Metric	Value
Median home value	$180,600
Median rent / month	$0
Owner occupied	100.0%
Renter occupied	0.0%
Vacant	0.0%
Single-family detached	100.0%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	7.1
Avg household size (owned)	2.72

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	0.0%
1990–1999	4.3%
1980–1989	9.3%
1970–1979	16.0%
1960–1969	0.0%
1950–1959	7.4%
1940–1949	0.0%
1939 or earlier	63.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	11.7%
3 bedrooms	50.6%
4 bedrooms	22.2%
5+ bedrooms	15.4%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	4.9%
2 vehicles	22.2%
3 or more	72.8%

Heating fuel

Fuel type	%
Electricity	40.1%
Propane / LP gas	28.4%
Fuel oil	10.5%
Wood	11.7%

Households & families

Household type	Count	%
Married-couple family	118	72.8%
Cohabiting couple	18	11.1%
Male householder, no spouse	8	4.9%
Female householder, no spouse	18	11.1%
Households with children under 18	43	26.5%
Households with seniors (65+)	25	15.4%
Average household size	2.72

Marital status

Status	Male	Female
Never married	30.9%	11.2%
Married	64.9%	68.3%
Separated	0.0%	0.0%
Widowed	4.2%	4.3%
Divorced	0.0%	16.1%

Education

Less than 9th grade 0.0%

Some HS, no diploma 6.3%

HS graduate 53.2%

Some college, no degree 18.0%

Associate's degree 10.6%

Bachelor's degree 6.0%

Graduate / professional 6.0%

Metric	%
HS diploma or higher	93.7%
Bachelor's or higher	12.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	10	22.7%
Kindergarten	8	18.2%
Elementary school	26	59.1%
High school	0	0.0%
College / grad school	0	0.0%

Employment

Industry of employment

Manufacturing 19.6%

Finance & real estate 16.7%

Education & healthcare 16.0%

Agriculture & mining 15.3%

Retail trade 6.5%

Wholesale trade 6.2%

Arts, food & hospitality 5.5%

Transportation & utilities 4.4%

Other services 4.0%

Information 3.3%

Professional & management 2.5%

Occupation

Category	%
Management, business & arts	50.5%
Service	9.5%
Sales & office	28.7%
Natural resources & construction	0.0%
Production & transportation	11.3%

Employment type

Type	%
Private sector	73.8%
Government	5.5%
Self-employed	20.7%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.3%
Carpool	0.0%
Public transit	0.0%
Walk	0.0%
Other means	0.0%
Avg commute (minutes)	21.5

Poverty

All people 0.0%

Under 18 years 0.0%

18 and over 0.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	30.9%
Retirement income	25.9%
Supplemental Security	0.0%
Cash public assistance	11.1%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
High blood pressure	34.1%
High cholesterol	33.6%
Heart disease	6.6%
Stroke	2.9%
Asthma	9.7%
Arthritis	26.6%
Kidney disease	2.7%
Pulmonary disease	7.9%
Cancer	6.9%

Behavior / access	%
Binge drinking	17.0%
No physical activity	24.7%
Less than 7 hrs sleep	33.0%
Fair or poor health	14.5%
Poor mental health	15.3%
Poor physical health	10.6%
No health insurance	12.3%
Visited doctor (checkup)	74.5%
Visited dentist	64.3%
Cholesterol screening	89.0%
Teeth loss	15.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	27	7.7%

Disability	%
Any disability	6.3%
Under 18	0.0%
18–64 years	6.3%
65 and over	22.2%

Health insurance coverage

Type	%
Private insurance	61.9%
Public insurance	24.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	386	87.5%
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)	429	97.3%
Born in same state	429	97.3%
Born in different state	401	90.9%
Foreign born	0	0.0%
Naturalized citizen	12	2.7%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	66	15%
English	46	10.4%

Ancestry	Count	%
Arab	21	4.8%
Italian	9	2%

Technology access

Metric	% of households
Computer access	36.7%
Internet access	90.7%

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

Frequently asked questions

What is the ZIP code for Keystone, IN?

Keystone, IN has one ZIP code: 46759.

What is the main ZIP code for Keystone, IN?

The primary ZIP code for Keystone, IN is 46759. The city uses area code 260 for phone service.

What county is Keystone, IN in?

Keystone is located in Wells County, Indiana.

How many ZIP codes are in Keystone, IN?

Keystone, IN has 1 ZIP code.

What is the ZIP code for the downtown area of Keystone, Indiana?

The downtown area of Keystone, Indiana uses the ZIP code 46759, which serves the entire incorporated town in Wells County.

If I'm mailing a package to a business in Keystone, IN, what ZIP code should I use?

You should use ZIP code 46759 for all mail and packages addressed to Keystone, Indiana, as it is the sole ZIP code for this Wells County municipality.