Mariaville Lake, New York Demographics & Population 2026
During the 2020–2024 ACS period, Mariaville Lake, New York had a total population of 1,085, the 826th largest community in New York, with a median household income of $83,168, which is 3% lower than the state average. The poverty rate is 13.1%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Mariaville Lake Quick Facts
How Mariaville Lake 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 | 1,011 | 1,085 | +7.3% |
| Median household income | $93,589 | $83,168 | -11.1% |
| Median home value | $261,500 | $248,200 | -5.1% |
How Mariaville Lake 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: 65 | National average: 61
Education
Educational Attainment (Adults 25+)
Mariaville Lake Rankings in New York
Explore New York Rankings
Other Cities in Schenectady County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Schenectady | 68,847 | $58,399 | 23.8% | $168,800 |
| Rotterdam | 22,695 | $85,887 | 6.8% | $214,400 |
| Niskayuna | 21,227 | $134,052 | 4.0% | $357,900 |
| East Glenville | 11,914 | $96,588 | 4.9% | $296,200 |
| Scotia | 7,264 | $76,525 | 4.9% | $189,900 |
| Delanson | 263 | $113,750 | 3.5% | $264,500 |
| Duane Lake | 236 | $142,150 | 11.0% | $404,300 |
| Duanesburg | 63 | N/A | 0.0% | N/A |
Cities Similar to Mariaville Lake
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Nassau | 1,058 | $84,781 | $239,200 | 33.5% | 4.6% |
| Adams Center | 1,075 | $87,727 | $178,100 | 35.0% | 10.1% |
| Hurleyville | 1,061 | $85,846 | $353,300 | 29.7% | 11.1% |
| Sodus Point | 1,051 | $81,750 | $217,900 | 40.1% | 8.0% |
| Yorkshire | 1,138 | N/A | N/A | 0.0% | 33.1% |
Population Overview
Mariaville Lake is a small community located in New York, within Schenectady County. The total population is 1,085. It ranks as the 826th most populous out of 1,289 Census-designated places in New York.
Age Demographics
The median age in Mariaville Lake is 34.8 years. This is 13% lower than the state median of 39.8 years.
Economy, Income & Housing
The median household income in Mariaville Lake is $83,168. This is 3% lower than the state median of $85,974. It is also 3% higher than the national median of $80,734. The poverty rate stands at 13.1%. This is 7% lower than the state poverty rate of 14.0%. The survey records no unemployed residents in Mariaville Lake, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $248,200. Housing costs are 41% lower than the state median of $423,800. The home-value-to-income ratio is 3.0x. 74.6% of occupied housing units are owner-occupied. This homeownership rate is 37% higher than the state average of 54.4%.
Race & Ethnicity
Mariaville Lake has a predominantly White (non-Hispanic) population, comprising 98.2% of all residents. The White (non-Hispanic) population is significantly higher than the state average (98.2% vs 52.8%).
Education
22.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 45% lower than the state rate of 40.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.0%.
Data Sources & Methodology
All demographic data for Mariaville Lake, New York 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 New York state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,289 Census-designated places in New York. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Mariaville Lake, New York?
Mariaville Lake, New York has a population of 1,085 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Mariaville Lake, NY?
The median household income in Mariaville Lake is $83,168, which is 3% higher than the national median of $80,734.
What is the poverty rate in Mariaville Lake, NY?
The poverty rate in Mariaville Lake is 13.1%. This means approximately 142 residents live below the federal poverty line.
What is the racial makeup of Mariaville Lake, New York?
Mariaville Lake's population is 98.2% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Mariaville Lake, NY?
The median home value in Mariaville Lake is $248,200. The home-value-to-income ratio is 3.0x.
How educated is Mariaville Lake, New York?
22.2% of adults (25+) in Mariaville Lake hold a bachelor's degree or higher, and 6.7% hold a graduate or professional degree.