Castalia, NC demographics:
population, income, and more

Total population
247
10.8% year-over-year change
Median household income
$45,625/yr
% year-over-year change
Housing units
165
-1.2% year-over-year change

Castalia population

How many people live in Castalia

Castalia is home to 247 residents, according to the most recent Census data. Gender-wise, 41.3% of Castalia locals are male, and 58.7% are female.

Total population
247
10.8% year-over-year change
Gender ratio
Male
41.3%
102
Female
58.7%
145
Value Percent YoY change
Male 102 41.3% 20.0%
Female 145 58.7% 5.1%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Castalia is 41, with the population distributed as follows: about 14.2% are children under 15, then 8.5% are in the 15 to 24 age group. Adults between 25 and 44 make up 35.2% of the population, while another 21.5% fall into the 45 to 64 bracket. Finally, around 20.6% are 65 or older.

Median age
41.3
Age breakdown
Under 15
14.2%
15 to 24
8.5%
25 to 44
35.2%
45 to 64
21.5%
Over 65
20.6%
Value Percent YoY change
Under 15 35 14.2% -39.7%
15 to 24 21 8.5% 5.0%
25 to 44 87 35.2% 50.0%
45 to 64 53 21.5% 47.2%
Over 65 51 20.6% 0.0%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

There’s also a share of 2% that includes residents with two or more races.

Citizenship
U.S.-born citizens
100%
Non-U.S.-born citizens
0%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 247 100% 10.8%
Racial breakdown
White
55.9%
Black or African American
42.1%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
2%
Other
0%
Value Percent
White 138 55.9%
Black or African American 104 42.1%
Two or more races 5 2%

Households in Castalia

A peek inside Castalia households

Castalia has 103 households, with an average of 2 members in each. Of these, 79.6% are families, while the remaining 20.4% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
103
12.0% year-over-year change
Average people per household
2
Non-family households
21
Family households
82
Value Percent YoY change
Non-family households 21 20.4% -8.7%
Family households 82 79.6% 18.8%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Castalia

The housing landscape of Castalia

Castalia's housing consists of 165 units, with 59.4% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 40% of the housing landscape.

Housing units
165
-1.2% year-over-year change
Housing types
Value Percent
1 unit, detached 98 59.4%
Mobile home 66 40%
Boat, RV, van, etc. 1 0.6%
Homes built since 2020
0
% year-over-year change

The age of buildings in Castalia

In Castalia, the median construction year is 1968. About 9.7% of homes were built before the 1940s, with another 3% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 16 9.7% -20.0%
Built between 1940 and 1949 5 3% -44.4%
Built between 1950 and 1959 15 9.1% 15.4%
Built between 1960 and 1969 57 34.6% 3.6%
Built between 1970 and 1979 5 3% 0.0%
Built between 1980 and 1989 27 16.4% -18.2%
Built between 1990 and 1999 25 15.2% -13.8%
Built between 2000 and 2009 15 9.1% 400.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Castalia occupancy rates

Out of the 103 occupied housing units in Castalia, 66% are owner-occupied, while 34% are lived in by tenants. Meanwhile, 37.6% of all homes on the local market sit vacant.

Occupied housing units
103
12.0% year-over-year change
Occupancy breakdown
Renter occupied
35
Owner occupied
68
Value Percent YoY
change
Renter occupied 35 34% 16.7%
Owner occupied 68 66% 9.7%
Unoccupied housing units
37.6%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Castalia housing costs

Housing costs in Castalia come to a median of $623 per month, while tenants specifically pay a median gross rent of $654.

Median housing costs per month
$623/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Castalia
$654/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Castalia

Castalia education at a glance

About 45.9% of the population in Castalia went to high school, while 19.6% pursued college studies. Another 12.9% earned an associate degree and 9.1% hold a bachelor’s. Meanwhile, 3.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 18 8.6% 20.0%
High school diploma 96 45.9% 43.3%
College diploma 41 19.6% 70.8%
Associate degree 27 12.9% -6.9%
Bachelor's degree 19 9.1% 26.7%
Graduate degree 8 3.8% -27.3%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Castalia

How much people earn in Castalia

The average annual household income in Castalia was $66,867 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +51.8% change from the previous year.

Average household income in Castalia
$66,867/year
51.8% year-over-year change
Median household income in Castalia
$45,625/year
% year-over-year change

Castalia income by age

Overall, 75.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Over 65 $27,083 2.2%
Above poverty level
185
Below poverty level
59
Value Percent YoY
change
Above poverty level 185 75.8% 31.2%
Below poverty level 59 24.2% -24.4%

Employment in Castalia

Workforce and job types in Castalia

The job market in Castalia is powered by 116 working residents, spread across a range of industries and roles. 62.9% of the working population are employed in professional or administrative positions, while 37.1% are in hands-on or service-based jobs. Also, 3.4% run their own businesses, 78.4% are employed by private companies, and 11.2% work in the public sector.

Workforce demographics

Working population
116
63.4% year-over-year change
White collar
73
Blue collar
43
Value Percent YoY change
White collar 73 62.9% 102.8%
Blue collar 43 37.1% 22.9%
Employer type
Self employees
3.4%
Private companies
78.4%
Governmental workers
11.2%
Not for profit companies
6.9%
Value Percent YoY change
Self employees 4 3.4% -33.3%
Private companies 91 78.4% 102.2%
Governmental workers 13 11.2% -13.3%
Not for profit companies 8 6.9% 60.0%
Unemployment rate
7.2%
28.6% year-over-year change

Available workforce

The unemployment rate in Castalia stands at 7.2%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Castalia

How people get around in Castalia

Commuting methods vary: 84.2% of residents travel by personal vehicle and 7% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 96 84.2% 65.5%
Walk 8 7% N/A
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Castalia by zipcode?

Zipcode Population Number of households Median income Average income
27816 3,019 1,419 $33,718 $43,986

Explore more communities

FAQs about Castalia demographics 

What is the total population of Castalia?

Castalia has a total population of 247 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +10.8% compared to a year ago.

What is the gender ratio in Castalia?

The gender ratio in Castalia is as follows:
  • 41.3% males (102 residents)
  • 58.7% females (145 residents)

What is the median age in Castalia?

The median age in Castalia is 41.3.

What is the age distribution of the population in Castalia?

The age distribution in Castalia is as follows:
  • Under 15: 14.2% (35 residents)
  • Ages 15-24: 8.5% (21 residents)
  • Ages 25-44: 35.2% (87 residents)
  • Ages 45-64: 21.5% (53 residents)
  • Over 65: 20.6% (51 residents)

What is the racial and ethnic makeup of Castalia?

The racial and ethnic makeup of Castalia is as follows:
  • White: 55.9% (138 residents)
  • Black or African American: 42.1% (104 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 2% (5 residents)
  • Other: 0% (0 residents)

What percentage of the population in Castalia are U.S.-born citizens?

U.S.-born citizens represent 100% of the population in Castalia.

How many housing units are there in Castalia?

There are 165 housing units in Castalia, reflecting a -1.2% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Castalia and what is the average household size?

Castalia has a total of 103 households, with an average of 2 people in each.

What is the median household income in Castalia?

Castalia has a median household income of $45,625, representing a % shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Castalia?

The employment rate is 92.8% in Castalia, with a workforce of 116 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 62.9% (73 residents)
  • Blue-collar workers: 37.1% (43 residents)

Places of employment:
  • Self-employed: 3.4% (4 residents)
  • Private companies: 78.4% (91 residents)
  • Governmental workers: 11.2% (13 residents)
  • Not-for-profit companies: 6.9% (8 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025