![]() | Population |
Princeton's current population is 42,683 people with 14,551 households within this smaller 3 mile radius. This area experienced positive population growth of 7.8% from 2010-2020. This area is projected to grow another 8.8% over the next five years. This is higher than the national average.
The median age of the population in this area is 38.0 which is below the state average of 40.5 years old. This area has an average household size of 2.54 persons. This area is family centric with 66.7% of the households being family households and with 32.5% having children in the home and 13.6% of the population being under 15 and an additional 21.5% being under 24. Another 22.6% of this area’s population is between 25 and 44 years of age and 24.7% between 45-64 years old leaving 17.6% of the population over 65 years old. These last two age groups are target age groups for dentures, partials, crowns, and other restorative work. This area does have a higher percentage of the population between 15-24 years old which could indicate a college population in this area. Many college students are included in the count, but do not typically make the best patient base for the area.
Princeton has a daytime employee population of 60,538 versus a permanent population of 42,683 meaning the daytime employee population is 141.8% of the permanent population living in the area and 75.0% of the total daytime population. This is a significant daytime employee population that has a positive impact on the overall numbers.
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In this area, 81.5% of the population either holds a bachelor's degree or higher educational degree. Princeton is higher than the state and US average.
The dominant racial and ethnic groups of the population in the Princeton area are White 50.3%, Black 6.1%, Asian 31.2%, 3.9% other races and 9.7% Hispanic or Latino of any race.
Overall these population demographics are favorable indicators for an adult general practice dental office.
|  | Table #2 Significant Demographic Characteristics |
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Demographic Analysis for Princeton, New Jersey
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| POPULATION | | | |
| Population 2025 | | 42,683 | 9,410,668 | 338,440,954 |
| 2010 Total Population | | 39,327 | 8,793,455 | 309,121,785 |
| 2020 Total Population | | 42,383 | 9,294,130 | 331,839,624 |
| Projected Total Population 2030 | 46,452 | 9,468,180 | 344,873,411 |
| Population Change, 2010 - 2020 | 7.8% | 5.7% | 7.3% |
| Annual Population Change Rate, 2025 - 2030 | 1.7% | 0.1% | 0.4% |
| POPULATION AGE BREAKDOWN | | | |
| Median Age | 38.0 | 40.5 | 39.3 |
| Under 4 years old | 3.6% | 5.3% | 5.5% |
| 5 - 9 years old | 4.1% | 5.8% | 5.8% |
| 10 - 14 years old | 5.9% | 5.9% | 6.0% |
| 15 - 24 years old | 21.5% | 12.4% | 13.2% |
| 25 - 44 years old | 22.6% | 26.8% | 26.9% |
| Number of Adults 25-44 | 9,639 | 2,526,354 | 90,938,228 |
| 45 - 64 years old | 24.7% | 25.8% | 24.4% |
| Number of Adults 45-64 | 10,553 | 2,431,340 | 82,485,679 |
| 65 years and over | 17.6% | 18.0% | 18.1% |
| Number of Adults 65 years and older | 7,493 | 1,692,374 | 61,399,291 |
| 0 - 14 years old | 13.6% | 17.0% | 17.4% |
| Number of Children 0-14 years old | 5,800 | 1,597,357 | 58,800,947 |
NOTE: All percentages are rounded. ESRI data pulled as of August 26, 2025. Data showing future dates are projections.
| | Highlighted fields signify favorable characteristics on a comparison basis with the other locations listed and/or national averages |
