Belfast, ME demographics:
population, income, and more

Total population
6,986
0.0% year-over-year change
Median household income
$67,679/yr
10.4% year-over-year change
Housing units
4,300
4.4% year-over-year change

Belfast population

How many people live in Belfast

Belfast is home to 6,986 residents, according to the most recent Census data. Gender-wise, 44.5% of Belfast locals are male, and 55.5% are female.

Total population
6,986
0.0% year-over-year change
Gender ratio
Male
44.5%
3,111
Female
55.5%
3,875
Value Percent YoY change
Male 3,111 44.5% -0.4%
Female 3,875 55.5% 0.3%
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 Belfast is 61, with the population distributed as follows: about 11.4% are children under 15, then 6.8% are in the 15 to 24 age group. Adults between 25 and 44 make up 14.5% of the population, while another 28.3% fall into the 45 to 64 bracket. Finally, around 39.1% are 65 or older.

Median age
60.6
Age breakdown
Under 15
11.4%
15 to 24
6.8%
25 to 44
14.5%
45 to 64
28.3%
Over 65
39.1%
Value Percent YoY change
Under 15 795 11.4% -13.2%
15 to 24 476 6.8% -10.9%
25 to 44 1,011 14.5% -14.8%
45 to 64 1,975 28.3% 7.9%
Over 65 2,729 39.1% 8.4%
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 Belfast, 94.4% of the population are US-born citizens, while 2.3% have gained naturalized citizenship. At the same time, 3.2% of residents are non-citizens. As for race, 90% of locals are Caucasian, 0.9% are African American and 0.5% have Asian roots. There’s also a share of 8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
94.4%
Non-U.S.-born citizens
2.3%
Non-citizens
3.2%
Value Percent YoY change
U.S.-born citizens 6,598 94.4% -0.5%
Non-U.S.-born citizens 163 2.3% 3.2%
Non-citizens 225 3.2% 13.1%
Racial breakdown
White
90%
Black or African American
0.9%
American Indian and Alaska Native
0%
Asian
0.5%
Native Hawaiian and other Pacific Islander
0%
Two or more races
8%
Other
0.6%
Value Percent
White 6,289 90%
Black or African American 61 0.9%
Asian 33 0.5%
Two or more races 562 8%
Other 41 0.6%

Households in Belfast

A peek inside Belfast households

Belfast has 3,400 households, with an average of 2 members in each. Of these, 60.4% are families, while the remaining 39.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
3,400
3.4% year-over-year change
Average people per household
2
Non-family households
1,345
Family households
2,055
Value Percent YoY change
Non-family households 1,345 39.6% -2.0%
Family households 2,055 60.4% 7.2%
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 Belfast

The housing landscape of Belfast

Belfast's housing consists of 4,300 units, with 54.9% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 4.3% 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 10.7% of the housing landscape.

Housing units
4,300
4.4% year-over-year change
Housing types
Value Percent
1 unit, detached 2,360 54.9%
1 unit, attached 185 4.3%
2 units 344 8%
3 or 4 units 341 7.9%
5 to 9 units 217 5%
10 to 19 units 66 1.5%
20 to 49 units 327 7.6%
Mobile home 460 10.7%
Homes built since 2020
130
68.8% year-over-year change

The age of buildings in Belfast

In Belfast, the median construction year is 1967. About 36.5% of homes were built before the 1940s, with another 2.6% going up by 1949. Most development happened in the second half of the 20th century. Then, 7.4% of homes were added from 2000 to 2009, 8.2% between 2010 and 2019, and 3% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1,568 36.5% 8.2%
Built between 1940 and 1949 112 2.6% -14.5%
Built between 1950 and 1959 141 3.3% 39.6%
Built between 1960 and 1969 452 10.5% 11.3%
Built between 1970 and 1979 343 8% -25.1%
Built between 1980 and 1989 417 9.7% 22.3%
Built between 1990 and 1999 466 10.8% -7.2%
Built between 2000 and 2009 318 7.4% 7.1%
Built between 2010 and 2019 353 8.2% -1.4%
Built in 2020 or later 130 3% 68.8%
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.

Belfast occupancy rates

Out of the 3,400 occupied housing units in Belfast, 68.5% are owner-occupied, while 31.5% are lived in by tenants. Meanwhile, 20.9% of all homes on the local market sit vacant.

Occupied housing units
3,400
3.4% year-over-year change
Occupancy breakdown
Renter occupied
1,070
Owner occupied
2,330
Value Percent YoY
change
Renter occupied 1,070 31.5% -0.5%
Owner occupied 2,330 68.5% 5.2%
Unoccupied housing units
20.9%
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.

Belfast housing costs

Housing costs in Belfast come to a median of $1,045 per month, while tenants specifically pay a median gross rent of $962.

Median housing costs per month
$1,045/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 Belfast
$962/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 Belfast

Belfast education at a glance

About 33.5% of the population in Belfast went to high school, while 17.3% pursued college studies. Another 6.9% earned an associate degree and 20.5% hold a bachelor’s. Meanwhile, 20.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 82 1.4% -11.8%
High school diploma 2,010 33.5% 14.2%
College diploma 1,038 17.3% 8.9%
Associate degree 411 6.9% 21.6%
Bachelor's degree 1,228 20.5% -3.5%
Graduate degree 1,224 20.4% -12.2%
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 Belfast

How much people earn in Belfast

The average annual household income in Belfast was $96,154 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.9% change from the previous year. At the same time, the median income stood at $67,679, reflecting a +10.4% shift over the same period.

Average household income in Belfast
$96,154/year
3.9% year-over-year change
Median household income in Belfast
$67,679/year
10.4% year-over-year change

Belfast income by age

Those with someone between 45 and 64 in charge, often well established professionally, earn $77,765 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $77,601, while those led by someone over 65, many of whom may be retired, have about $66,979 in earnings. Overall, 83.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $77,601 3.8%
45 - 64 $77,765 41.0%
Over 65 $66,979 5.4%
Above poverty level
5,595
Below poverty level
1,092
Value Percent YoY
change
Above poverty level 5,595 83.7% 1.8%
Below poverty level 1,092 16.3% -11.7%

Average renter income in Belfast

To get a better sense of what renters earn on average in Belfast, their median household income was $32,104 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 36%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$32,104
Rent-to-income ratio
36%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Belfast

Workforce and job types in Belfast

The job market in Belfast is powered by 2,586 working residents, spread across a range of industries and roles. 80.2% of the working population are employed in professional or administrative positions, while 19.8% are in hands-on or service-based jobs. Also, 18.8% run their own businesses, 53.4% are employed by private companies, and 12.8% work in the public sector.

Workforce demographics

Working population
2,586
3.0% year-over-year change
White collar
2,075
Blue collar
511
Value Percent YoY change
White collar 2,075 80.2% -1.6%
Blue collar 511 19.8% 26.5%
Employer type
Self employees
18.8%
Private companies
53.4%
Governmental workers
12.8%
Not for profit companies
15%
Value Percent YoY change
Self employees 486 18.8% 8.2%
Private companies 1,382 53.4% 6.9%
Governmental workers 331 12.8% -7.3%
Not for profit companies 387 15% -6.3%
Unemployment rate
0.6%
-84.0% year-over-year change

Available workforce

The unemployment rate in Belfast stands at 0.6%, 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 Belfast

How people get around in Belfast

Commuting methods vary: 81.9% of residents travel by personal vehicle and 4.6% 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 2,097 81.9% 3.8%
Railroad 21 0.8% 0.0%
Walk 117 4.6% -1.7%
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 Belfast by zipcode?

Zipcode Population Number of households Median income Average income
04915 9,107 4,354 $66,362 $89,600

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FAQs about Belfast demographics 

What is the total population of Belfast?

Belfast has a total population of 6,986 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 +0.0% compared to a year ago.

What is the gender ratio in Belfast?

The gender ratio in Belfast is as follows:
  • 44.5% males (3,111 residents)
  • 55.5% females (3,875 residents)

What is the median age in Belfast?

The median age in Belfast is 60.6.

What is the age distribution of the population in Belfast?

The age distribution in Belfast is as follows:
  • Under 15: 11.4% (795 residents)
  • Ages 15-24: 6.8% (476 residents)
  • Ages 25-44: 14.5% (1,011 residents)
  • Ages 45-64: 28.3% (1,975 residents)
  • Over 65: 39.1% (2,729 residents)

What is the racial and ethnic makeup of Belfast?

The racial and ethnic makeup of Belfast is as follows:
  • White: 90% (6,289 residents)
  • Black or African American: 0.9% (61 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0.5% (33 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 8% (562 residents)
  • Other: 0.6% (41 residents)

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

U.S.-born citizens represent 94.4% of the population in Belfast.

How many housing units are there in Belfast?

There are 4,300 housing units in Belfast, reflecting a +4.4% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Belfast has a total of 3,400 households, with an average of 2 people in each.

What is the median household income in Belfast?

Belfast has a median household income of $67,679, representing a +10.4% shift from the previous year, according to the U.S. Census Bureau.

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

The employment rate is 99.4% in Belfast, with a workforce of 2,586 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 80.2% (2,075 residents)
  • Blue-collar workers: 19.8% (511 residents)

Places of employment:
  • Self-employed: 18.8% (486 residents)
  • Private companies: 53.4% (1,382 residents)
  • Governmental workers: 12.8% (331 residents)
  • Not-for-profit companies: 15% (387 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