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Indiana ZIP Codes
Cass County
Royal Center, IN
46978
46978 ZIP Code — Royal Center, IN
Cass County, Indiana
ZIP code 46978 is located in
Royal Center ,
Indiana ,
within Cass County .
It covers approximately 68.06 square miles and serves a population of
2,279 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 574 .
About ZIP code 46978
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 $112,000. Owner-occupancy is high at 83%, well above the national average.
Median household income is $68,750. 33% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is production, transportation, and material moving, with education and healthcare as the leading industry. The average commute of 29 minutes is near the national average.
College attainment at 17% 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 46978 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.
46978 ZIP code map
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Cities in ZIP code 46978
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
2,279
Population density
33 / sq mi
State FIPS
18
County FIPS
017
Geography
Land area
68.06 sq mi
Water area
0.00 sq mi
Latitude
40.8591
Longitude
-86.5115
Timezone
Eastern (ET)
Area code
574
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
44.4%
50.9%
42.9%
$50k – $100k
34.2%
33.3%
32.7%
$100k – $200k
21.4%
14.7%
19.8%
Over $200k
0.0%
1.1%
4.5%
Demographics & statistics
$68,750
Median household income
$112,000
Median home value
17.1%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 509 22.3%
18 and over 1,770 77.7%
65 and over 370 16.2%
Median age 39.5 years
Race & ethnicity
Group Count %
White 2,204 93.9%
Hispanic or Latino 68 2.9%
Other race 60 2.6%
Two or more races 15 0.6%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
44.4%
50.9%
42.9%
$50k – $100k
34.2%
33.3%
32.7%
$100k – $200k
21.4%
14.7%
19.8%
Over $200k
0.0%
1.1%
4.5%
Range % of households
Under $10k 7.5%
$10k–$15k 2.6%
$15k–$25k 7.3%
$25k–$35k 7.8%
$35k–$50k 15.0%
$50k–$75k 15.6%
$75k–$100k 16.1%
$100k–$150k 22.1%
$150k–$200k 2.6%
$200k+ 3.5%
Median income $68,750
Housing
Housing overview
Metric Value
Median home value $112,000
Median rent / month $823
Owner occupied 82.6%
Renter occupied 17.4%
Vacant 15.5%
Single-family detached 88.1%
Large apartment buildings 0.0%
Mobile homes 7.3%
Median rooms 6.8
Avg household size (owned) 2.72
Year built
Era %
2020 or later 0.0%
2010–2019 5.9%
2000–2009 5.5%
1990–1999 4.4%
1980–1989 12.2%
1970–1979 8.8%
1960–1969 9.4%
1950–1959 6.8%
1940–1949 6.7%
1939 or earlier 40.3%
Bedrooms
Size % of units
No bedroom (studio) 0.7%
1 bedroom 4.1%
2 bedrooms 16.5%
3 bedrooms 54.4%
4 bedrooms 21.1%
5+ bedrooms 3.3%
Vehicles per household
Vehicles % of households
No vehicle 3.0%
1 vehicle 24.7%
2 vehicles 36.8%
3 or more 35.5%
Heating fuel
Fuel type %
Utility gas 31.7%
Electricity 21.8%
Propane / LP gas 25.7%
Fuel oil 1.0%
Wood 19.6%
Households & families
Household type Count %
Married-couple family 486 54.3%
Cohabiting couple 123 13.7%
Male householder, no spouse 118 13.2%
Female householder, no spouse 168 18.8%
Households with children under 18 276 30.8%
Households with seniors (65+) 274 30.6%
Average household size 2.55
Marital status
Status Male Female
Never married 36.6% 18.9%
Married 52.5% 52.6%
Separated 0.0% 2.7%
Widowed 2.2% 6.2%
Divorced 8.7% 19.7%
Education
Some college, no degree
18.8%
Graduate / professional
3.2%
Metric %
HS diploma or higher 90.4%
Bachelor's or higher 17.1%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 27 4.8%
Kindergarten 35 6.2%
Elementary school 337 60.1%
High school 66 11.8%
College / grad school 96 17.1%
Employment
Industry of employment
Education & healthcare
27.1%
Finance & real estate
5.4%
Transportation & utilities
5.0%
Public administration
3.2%
Agriculture & mining
3.0%
Professional & management
2.2%
Arts, food & hospitality
1.7%
Occupation
Category %
Management, business & arts 22.0%
Service 20.9%
Sales & office 18.7%
Natural resources & construction 15.4%
Production & transportation 23.0%
Employment type
Type %
Private sector 82.0%
Government 12.3%
Self-employed 5.7%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 90.8%
Carpool 4.3%
Public transit 2.2%
Walk 1.6%
Work from home 0.9%
Other means 0.3%
Avg commute (minutes) 29.0
Poverty
Married-couple families
7.0%
Female-led households
13.3%
Income support
Source % of households
Social Security 33.3%
Retirement income 25.7%
Supplemental Security 3.7%
Cash public assistance 0.2%
Food stamps / SNAP 4.0%
Health indicators
Condition %
Obesity 40.1%
High blood pressure 36.9%
High cholesterol 33.6%
Diabetes 12.7%
Heart disease 8.5%
Stroke 3.9%
Asthma 10.4%
Arthritis 29.2%
Kidney disease 3.5%
Pulmonary disease 10.3%
Cancer 7.4%
Behavior / access %
Smoking 24.1%
Binge drinking 15.0%
No physical activity 29.9%
Less than 7 hrs sleep 34.0%
Depression 23.9%
Fair or poor health 18.8%
Poor mental health 16.2%
Poor physical health 13.2%
No health insurance 14.2%
Visited doctor (checkup) 74.7%
Visited dentist 58.2%
Cholesterol screening 88.2%
Teeth loss 19.9%
Veterans & disability
Veterans Count %
Civilian veterans 101 5.7%
Disability %
Any disability 9.9%
Under 18 2.6%
18–64 years 9.2%
65 and over 22.4%
Health insurance coverage
Type %
Private insurance 75.4%
Public insurance 35.7%
No insurance 2.0%
Uninsured under 19 1.3%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 2,220 97.4%
Spanish 6 0.3%
Other Indo-European 6 0.3%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 2,255 98.9%
Born in same state 2,211 97.0%
Born in different state 1,924 84.4%
Foreign born 44 1.9%
Naturalized citizen 24 1.1%
Not a US citizen 8 33.3%
Ancestry
Ancestry Count %
Italian 255 11.2%
French 208 9.1%
Arab 147 6.5%
English 7 0.3%
Ancestry Count %
German 4 0.2%
Polish 4 0.2%
Norwegian 4 0.2%
Technology access
Metric % of households
Computer access 39.3%
Internet access 92.4%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 46978
What city is ZIP code 46978 in?
ZIP code 46978 is primarily assigned to Royal Center, Indiana.
What county is ZIP code 46978 in?
ZIP code 46978 falls within Cass County, Indiana.
Is ZIP code 46978 mostly owner-occupied?
83% of occupied units in ZIP code 46978 are owner-occupied, well above the national average.
What is the poverty rate in ZIP code 46978?
15% of residents in ZIP code 46978 live below the poverty line, above the national average.
What is the typical home value in ZIP code 46978?
The median home value in ZIP code 46978 is $112,000.
What is the population of ZIP code 46978?
ZIP code 46978 has an estimated population of 2,279 residents, with a density of 33 people per square mile.
What timezone is ZIP code 46978 in?
ZIP code 46978 observes the EST timezone.
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