Three Bridges, New Jersey Demographics & Population 2026
During the 2020–2024 ACS period, Three Bridges, New Jersey had a total population of 630, the 597th largest community in New Jersey. The poverty rate is 1.6%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 1.6% — among the lowest in New Jersey.
- One of the most racially diverse communities in New Jersey (diversity index: 71/100).
Three Bridges Quick Facts
How Three Bridges 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 | 564 | 630 | +11.7% |
| Median home value | $525,900 | $587,300 | +11.7% |
How Three Bridges 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
This community is exceptionally diverse, with no single racial or ethnic group dominating the population.
State average: 66 | National average: 61
Education
Educational Attainment (Adults 25+)
Three Bridges Rankings in New Jersey
Explore New Jersey Rankings
Other Cities in Hunterdon County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Flemington | 4,896 | $69,978 | 11.8% | $400,600 |
| Lambertville | 4,153 | $109,733 | 3.1% | $562,300 |
| White House Station | 3,963 | $110,483 | 4.3% | $454,400 |
| High Bridge | 3,580 | $112,467 | 3.4% | $336,500 |
| Clinton | 2,789 | $141,146 | 2.0% | $436,200 |
| Glen Gardner | 1,916 | $101,974 | 6.4% | $330,900 |
| Frenchtown | 1,752 | $97,917 | 8.7% | $383,600 |
| Lebanon | 1,675 | $110,104 | 4.7% | $374,400 |
| Annandale | 1,568 | $168,043 | 2.6% | $504,900 |
| Milford | 1,166 | $71,806 | 8.8% | $333,600 |
Cities Similar to Three Bridges
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Oceanville | 631 | $168,190 | $253,100 | 17.9% | 0.0% |
| Neshanic | 626 | $166,250 | $540,300 | 53.8% | 0.0% |
| Richland | 639 | $158,271 | $225,300 | 39.1% | 1.3% |
| Cookstown | 646 | $107,083 | $380,500 | 26.6% | 2.8% |
| Fieldsboro | 649 | $91,500 | $350,000 | 24.8% | 7.3% |
A note before these figures: with a population of 630, Three Bridges'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
Three Bridges is a small community located in New Jersey, within Hunterdon County. The total population is 630. It ranks as the 597th most populous out of 700 Census-designated places in New Jersey.
Age Demographics
The median age in Three Bridges is 35.5 years. This is 11% lower than the state median of 40.1 years. With 32.1% of the population under 18, Three Bridges has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The poverty rate stands at 1.6%. This is 84% lower than the state poverty rate of 9.7%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 2.7%. This is 57% lower than the state rate of 6.3%. The median home value is $587,300. Housing costs are 29% higher than the state median of $454,400. 54.6% of occupied housing units are owner-occupied. This homeownership rate is 14% lower than the state average of 63.8%.
Race & Ethnicity
Three Bridges is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. White (non-Hispanic) residents account for 30.0%. The Black or African American population (3.2%) is well below the state average of 12.2%. The Hispanic or Latino population is significantly higher than the state average (40.3% vs 22.5%).
Education
29.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 32% lower than the state rate of 43.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 60.1%.
Data Sources & Methodology
All demographic data for Three Bridges, New Jersey 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 Jersey state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 700 Census-designated places in New Jersey. 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 Three Bridges, New Jersey?
Three Bridges, New Jersey has a population of 630 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Three Bridges, NJ?
The Census Bureau does not publish a reliable median household income estimate for Three Bridges — the community is too small for the ACS sample. The national median is $80,734.
What is the poverty rate in Three Bridges, NJ?
The poverty rate in Three Bridges is 1.6%. This means approximately 10 residents live below the federal poverty line.
What is the racial makeup of Three Bridges, New Jersey?
Three Bridges's population is 30.0% White, 3.2% Black, 40.3% Hispanic/Latino, and 10.9% Asian.
What is the median home value in Three Bridges, NJ?
The median home value in Three Bridges is $587,300.
How educated is Three Bridges, New Jersey?
29.5% of adults (25+) in Three Bridges hold a bachelor's degree or higher, and 8.4% hold a graduate or professional degree.