Guilford, Maine Demographics & Population 2026
During the 2020–2024 ACS period, Guilford, Maine had a total population of 626, the 125th largest community in Maine, with a median household income of $45,735, which is 39% lower than the state average. The poverty rate is 14.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 39% below the state average, indicating significant economic challenges.
Guilford Quick Facts
How Guilford Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 630 | 626 | -0.6% |
| Median household income | $41,250 | $45,735 | +10.9% |
| Median home value | $118,500 | $151,100 | +27.5% |
How Guilford Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 19 | National average: 61
Education
Educational Attainment (Adults 25+)
Guilford Rankings in Maine
Explore Maine Rankings
Other Cities in Piscataquis County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Dover-Foxcroft | 2,745 | $56,250 | 18.5% | $158,800 |
| Milo | 1,347 | $39,904 | 16.9% | $86,500 |
| Greenville | 840 | $55,583 | 11.4% | $216,500 |
| Brownville Junction | 524 | $61,875 | 20.2% | $82,700 |
Cities Similar to Guilford
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Casco | 618 | N/A | $248,500 | 37.3% | 26.2% |
| Patten | 607 | $45,750 | $83,000 | 30.6% | 28.4% |
| Alfred | 661 | N/A | $365,000 | 19.1% | 6.3% |
| Ashland | 614 | $50,500 | $139,800 | 18.6% | 23.3% |
| Bethel | 537 | N/A | $379,500 | 43.7% | 22.4% |
A note before these figures: with a population of 626, Guilford's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Guilford is a small community located in Maine, within Piscataquis County. The total population is 626. It ranks as the 125th most populous out of 155 Census-designated places in Maine.
Age Demographics
The median age in Guilford is 54.3 years. This is 21% higher than the state median of 44.8 years. 17.1% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Guilford is $45,735. This is 39% lower than the state median of $74,733. It is also 43% lower than the national median of $80,734. The poverty rate stands at 14.7%. This is 37% higher than the state poverty rate of 10.8%. The unemployment rate is 4.3%. This is 15% higher than the state rate of 3.8%. The median home value is $151,100. Housing costs are 49% lower than the state median of $296,600. The home-value-to-income ratio is 3.3x. 70.1% of occupied housing units are owner-occupied. This homeownership rate is 6% lower than the state average of 74.3%.
Race & Ethnicity
Guilford has a predominantly White (non-Hispanic) population, comprising 94.7% of all residents.
Education
12.3% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 66% lower than the state rate of 36.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.6%.
Data Sources & Methodology
All demographic data for Guilford, Maine is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Maine state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 155 Census-designated places in Maine. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all Maine city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Guilford, Maine?
Guilford, Maine has a population of 626 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Guilford, ME?
The median household income in Guilford is $45,735, which is 43% lower than the national median of $80,734.
What is the poverty rate in Guilford, ME?
The poverty rate in Guilford is 14.7%. This means approximately 92 residents live below the federal poverty line.
What is the racial makeup of Guilford, Maine?
Guilford's population is 94.7% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Guilford, ME?
The median home value in Guilford is $151,100. The home-value-to-income ratio is 3.3x.
How educated is Guilford, Maine?
12.3% of adults (25+) in Guilford hold a bachelor's degree or higher, and 2.7% hold a graduate or professional degree.