New Haven (Hamilton County), Ohio Demographics & Population 2026

A note before these figures: with a population of 340, New Haven (Hamilton County)'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

New Haven (Hamilton County) is a small community located in Ohio, within Hamilton County. The total population is 340. It ranks as the 983rd most populous out of 1,264 Census-designated places in Ohio.

Age Demographics

The median age in New Haven (Hamilton County) is 57.6 years. This is 45% higher than the state median of 39.7 years.

Economy, Income & Housing

The poverty rate stands at 37.4%. This is 181% higher than the state poverty rate of 13.3%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The survey records no unemployed residents in New Haven (Hamilton County), which reflects the size of the sample rather than a labor market without joblessness. The median home value is $9,999. Housing costs are 95% lower than the state median of $214,800. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 49% higher than the state average of 67.2%.

Race & Ethnicity

Every resident counted in New Haven (Hamilton County) was recorded as White (non-Hispanic). A figure of exactly 100.0% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.

Education

11.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 63% lower than the state rate of 31.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.5%.

Data Sources & Methodology

All demographic data for New Haven (Hamilton County), Ohio 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 Ohio state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,264 Census-designated places in Ohio. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.