Castle Hill, ME demographics:
population, income, and more

Total population
727
3.7% year-over-year change
Median household income
$84,042/yr
6.8% year-over-year change
Housing units
372
1.4% year-over-year change

Castle Hill population

How many people live in Castle Hill

Castle Hill is home to 727 residents, according to the most recent Census data. Gender-wise, 50.6% of Castle Hill locals are male, and 49.4% are female.

Total population
727
3.7% year-over-year change
Gender ratio
Male
50.6%
368
Female
49.4%
359
Value Percent YoY change
Male 368 50.6% 7.0%
Female 359 49.4% 0.6%
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 Castle Hill is 46, with the population distributed as follows: about 20.2% are children under 15, then 8.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 20.2% of the population, while another 26.9% fall into the 45 to 64 bracket. Finally, around 24% are 65 or older.

Median age
45.9
Age breakdown
Under 15
20.2%
15 to 24
8.7%
25 to 44
20.2%
45 to 64
26.9%
Over 65
24%
Value Percent YoY change
Under 15 147 20.2% 2.1%
15 to 24 63 8.7% 3.3%
25 to 44 147 20.2% 2.1%
45 to 64 195 26.9% -3.0%
Over 65 174 24% 14.5%
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

In Castle Hill, 97.7% of the population are US-born citizens, while 1.6% have gained naturalized citizenship. At the same time, 0.7% of residents are non-citizens. There’s also a share of 3.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
97.7%
Non-U.S.-born citizens
1.6%
Non-citizens
0.7%
Value Percent YoY change
U.S.-born citizens 709 97.7% 3.6%
Non-U.S.-born citizens 12 1.6% -14.3%
Non-citizens 5 0.7% 150.0%
Racial breakdown
White
95.6%
Black or African American
0%
American Indian and Alaska Native
0.3%
Asian
0.4%
Native Hawaiian and other Pacific Islander
0%
Two or more races
3.7%
Other
0%
Value Percent
White 695 95.6%
American Indian and Alaska Native 2 0.3%
Asian 3 0.4%
Two or more races 27 3.7%

Households in Castle Hill

A peek inside Castle Hill households

Castle Hill has 315 households, with an average of 2 members in each. Of these, 74.9% are families, while the remaining 25.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
315
4.0% year-over-year change
Average people per household
2
Non-family households
79
Family households
236
Value Percent YoY change
Non-family households 79 25.1% 6.8%
Family households 236 74.9% 3.1%
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 Castle Hill

The housing landscape of Castle Hill

Castle Hill's housing consists of 372 units, with 82.3% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1.6% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 12.9% of the housing landscape.

Housing units
372
1.4% year-over-year change
Housing types
Value Percent
1 unit, detached 306 82.3%
1 unit, attached 6 1.6%
2 units 4 1.1%
3 or 4 units 3 0.8%
10 to 19 units 2 0.5%
20 to 49 units 3 0.8%
Mobile home 48 12.9%
Homes built since 2020
1
0.0% year-over-year change

The age of buildings in Castle Hill

In Castle Hill, the median construction year is 1979. About 16.6% of homes were built before the 1940s, with another 6.7% going up by 1949. Most development happened in the second half of the 20th century. Then, 14.2% of homes were added from 2000 to 2009, 1.9% between 2010 and 2019, and 0.3% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 62 16.6% -8.8%
Built between 1940 and 1949 25 6.7% 19.1%
Built between 1950 and 1959 20 5.4% -9.1%
Built between 1960 and 1969 8 2.1% -50.0%
Built between 1970 and 1979 81 21.7% 8.0%
Built between 1980 and 1989 45 12.1% 80.0%
Built between 1990 and 1999 71 19% 10.9%
Built between 2000 and 2009 53 14.2% -18.5%
Built between 2010 and 2019 7 1.9% -36.4%
Built in 2020 or later 1 0.3% 0.0%
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.

Castle Hill occupancy rates

Out of the 315 occupied housing units in Castle Hill, 84.4% are owner-occupied, while 15.2% are lived in by tenants. Meanwhile, 15.3% of all homes on the local market sit vacant.

Occupied housing units
315
4.0% year-over-year change
Occupancy breakdown
Renter occupied
48
Owner occupied
266
Value Percent YoY
change
Renter occupied 48 15.2% 4.3%
Owner occupied 266 84.4% 3.5%
Unoccupied housing units
15.3%
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.

Castle Hill housing costs

Housing costs in Castle Hill come to a median of $838 per month, while tenants specifically pay a median gross rent of $611.

Median housing costs per month
$838/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 Castle Hill
$611/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 Castle Hill

Castle Hill education at a glance

About 36.1% of the population in Castle Hill went to high school, while 19.1% pursued college studies. Another 14.4% earned an associate degree and 19.3% hold a bachelor’s. Meanwhile, 9.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 7 1.2% 250.0%
High school diploma 206 36.1% 5.1%
College diploma 109 19.1% 0.9%
Associate degree 82 14.4% 1.2%
Bachelor's degree 110 19.3% 6.8%
Graduate degree 56 9.8% -1.8%
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 Castle Hill

How much people earn in Castle Hill

The average annual household income in Castle Hill was $92,057 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.6% change from the previous year. At the same time, the median income stood at $84,042, reflecting a +6.8% shift over the same period.

Average household income in Castle Hill
$92,057/year
3.6% year-over-year change
Median household income in Castle Hill
$84,042/year
6.8% year-over-year change

Castle Hill income by age

In Castle Hill, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $101,545. Those with someone between 45 and 64 in charge, often well established professionally, earn $98,125 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $51,296, while those led by someone over 65, many of whom may be retired, have about $51,591 in earnings. Overall, 92.2% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $51,296 -24.2%
25 - 44 $101,545 3.3%
45 - 64 $98,125 12.1%
Over 65 $51,591 -11.7%
Above poverty level
662
Below poverty level
56
Value Percent YoY
change
Above poverty level 662 92.2% 4.1%
Below poverty level 56 7.8% 0.0%

Employment in Castle Hill

Workforce and job types in Castle Hill

66.7% of the working population are employed in professional or administrative positions, while 33.3% are in hands-on or service-based jobs. Also, 11.6% run their own businesses, 59.8% are employed by private companies, and 16.8% work in the public sector.

Workforce demographics

White collar
242
Blue collar
121
Value Percent YoY change
White collar 242 66.7% 5.7%
Blue collar 121 33.3% 3.4%
Employer type
Self employees
11.6%
Private companies
59.8%
Governmental workers
16.8%
Not for profit companies
11.8%
Value Percent YoY change
Self employees 42 11.6% -12.5%
Private companies 217 59.8% 6.9%
Governmental workers 61 16.8% 41.9%
Not for profit companies 43 11.8% -18.9%

Transportation in Castle Hill

How people get around in Castle Hill

Commuting methods vary: 99.4% of residents travel by personal vehicle and 0.3% 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 317 99.4% -0.6%
Motorcycle 1 0.3% 0.0%
Walk 1 0.3% 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 Castle Hill by zipcode?

Zipcode Population Number of households Median income Average income
04757 2,627 1,137 $84,042 $92,057

Explore more communities

FAQs about Castle Hill demographics 

What is the total population of Castle Hill?

Castle Hill has a total population of 727 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 +3.7% compared to a year ago.

What is the gender ratio in Castle Hill?

The gender ratio in Castle Hill is as follows:
  • 50.6% males (368 residents)
  • 49.4% females (359 residents)

What is the median age in Castle Hill?

The median age in Castle Hill is 45.9.

What is the age distribution of the population in Castle Hill?

The age distribution in Castle Hill is as follows:
  • Under 15: 20.2% (147 residents)
  • Ages 15-24: 8.7% (63 residents)
  • Ages 25-44: 20.2% (147 residents)
  • Ages 45-64: 26.9% (195 residents)
  • Over 65: 24% (174 residents)

What is the racial and ethnic makeup of Castle Hill?

The racial and ethnic makeup of Castle Hill is as follows:
  • White: 95.6% (695 residents)
  • Black or African American: 0% ( residents)
  • American Indian and Alaska Native: 0.3% (2 residents)
  • Asian: 0.4% (3 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 3.7% (27 residents)
  • Other: 0% ( residents)

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

U.S.-born citizens represent 97.7% of the population in Castle Hill.

How many housing units are there in Castle Hill?

There are 372 housing units in Castle Hill, reflecting a +1.4% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Castle Hill has a total of 315 households, with an average of 2 people in each.

What is the median household income in Castle Hill?

Castle Hill has a median household income of $84,042, representing a +6.8% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Castle Hill?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 66.7% (242 residents)
  • Blue-collar workers: 33.3% (121 residents)

Places of employment:
  • Self-employed: 11.6% (42 residents)
  • Private companies: 59.8% (217 residents)
  • Governmental workers: 16.8% (61 residents)
  • Not-for-profit companies: 11.8% (43 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