Allegany County > Belfast (town)
Population trend for Belfast
02,0001990: 1,5391,53919902000: 1,7141,71420002010: 1,6631,66320102020: 1,6371,63720202023: 1,7901,7902023
U.S. Census Bureau ACS, IPUMS

Belfast is a town in Allegany County, in the Western New York region.

Community anchors include Belfast Central School District.

2023 Median income for Allegany County communities
American Community Survey, 2023
2000
Allegany County home price index (FHFA)
1987–2024: Home prices rose about 191%.

201 135 69 1987 2024

The numbers at left represent an index, not dollar prices. The index is set to 100 in the year 2000.

Federal Reserve Bank of St. Louis (FRED)
Occupied housing units in Belfast
American Community Survey, 2023
Household types in Belfast
Married-couple families: 309 (83.1%) Married-couple families Male householder (no spouse): 28 (7.5%) Male householder (no spouse) Female householder (no spouse): 35 (9.4%) Female householder (no spouse) Householder living alone: 190 (76.6%) Householder living alone Householder not living alone: 58 (23.4%) Householder not living alone Family Nonfamily
ACS, 2023
Poverty rates by age group in Belfast

Pct 5 and under 28% Pct 6 to 17 3% Pct 18 to 64 12% Pct 65 and over 11%

The overall poverty rate in Belfast is 12 percent.
The highest rate is found among residents ages 5 and under.
Year: 2023

ACS, 2023

Where residents of Belfast lived in the prior year

Same house: 1,471 (83.1%) Same county (different house): 192 (10.8%) Different NY county: 45 (2.5%) Different state: 63 (3.6%) 1,771 current residents Same house: 1,471 (83.1%) Same house Same county (different house): 192 (10.8%) Same county (different house) Different state: 63 (3.6%) Different state Different NY county: 45 (2.5%) Different NY county
U.S. Census ACS, 2023
Median age of Belfast residents
43.9 38.8 29.5 35.6 2010 2015 2020 2023


The margin of error can be high in 2023 estimates, particularly for small towns and villages.

Changes in median age can also indicate a shift in the number of school-age children; see the Education page for enrollment trends.

U.S. Census Bureau