Griggstown, New Jersey Demographics & Population 2026
During the 2020–2024 ACS period, Griggstown, New Jersey had a total population of 812, the 574th largest community in New Jersey, with a median household income of $168,393, which is 63% higher than the state average. The poverty rate is 0.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 63% above the state average — one of the wealthiest communities in New Jersey.
- Unemployment rate of 9.7% is notably above the national average.
Griggstown Quick Facts
How Griggstown 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 | 928 | 812 | -12.5% |
| Median household income | $207,542 | $168,393 | -18.9% |
| Median home value | $560,100 | $595,500 | +6.3% |
How Griggstown 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: 66 | National average: 61
Education
Educational Attainment (Adults 25+)
Griggstown Rankings in New Jersey
Explore New Jersey Rankings
Other Cities in Somerset County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| North Plainfield | 22,809 | $87,349 | 13.2% | $374,700 |
| Somerset | 22,720 | $121,028 | 4.5% | $438,800 |
| Hillsborough | 22,585 | $144,112 | 2.7% | $435,700 |
| Bradley Gardens | 14,165 | $177,849 | 4.2% | $546,300 |
| Somerville | 13,410 | $103,760 | 5.9% | $435,700 |
| Franklin Park | 13,211 | $114,946 | 11.0% | $336,600 |
| Bound Brook | 12,219 | $90,571 | 11.1% | $397,100 |
| Martinsville | 11,559 | $205,000 | 1.4% | $720,400 |
| East Franklin | 11,070 | $115,458 | 5.9% | $385,900 |
| Manville | 10,921 | $93,333 | 11.7% | $354,300 |
Cities Similar to Griggstown
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Rocky Hill | 819 | $148,056 | $597,200 | 71.1% | 3.9% |
| New Vernon | 743 | N/A | $1,566,200 | 82.4% | 11.7% |
| Stone Harbor | 893 | $169,167 | $2,000,000+ | 70.3% | 6.0% |
| Crosswicks | 900 | $161,012 | $688,000 | 52.8% | 8.8% |
| Branchville | 814 | $126,458 | $381,800 | 26.3% | 2.7% |
A note before these figures: with a population of 812, Griggstown'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
Griggstown is a small community located in New Jersey, within Somerset County. The total population is 812. It ranks as the 574th most populous out of 700 Census-designated places in New Jersey.
Age Demographics
The median age in Griggstown is 55.8 years. This is 39% higher than the state median of 40.1 years. Only 6.8% of residents are under 18, indicating fewer families with children.
Economy, Income & Housing
The median household income in Griggstown is $168,393. This is 63% higher than the state median of $103,556. It is also 109% higher than the national median of $80,734. The ACS records no residents below the poverty line in Griggstown. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The unemployment rate is 9.7%. This is 54% higher than the state rate of 6.3%. The median home value is $595,500. Housing costs are 31% higher than the state median of $454,400. The home-value-to-income ratio is 3.5x. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 57% higher than the state average of 63.8%.
Race & Ethnicity
Griggstown has a predominantly White (non-Hispanic) population, comprising 85.2% of all residents. Asian residents account for 6.4%. The White (non-Hispanic) population is significantly higher than the state average (85.2% vs 50.9%). The Black or African American population (2.2%) is well below the state average of 12.2%.
Education
51.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 18% higher 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 96.8%.
Data Sources & Methodology
All demographic data for Griggstown, 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 Griggstown, New Jersey?
Griggstown, New Jersey has a population of 812 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Griggstown, NJ?
The median household income in Griggstown is $168,393, which is 109% higher than the national median of $80,734.
What is the poverty rate in Griggstown, NJ?
The ACS sample for Griggstown recorded no residents below the federal poverty line. Because the community is small, this indicates that the survey did not capture poverty here rather than that no poverty exists — the estimate carries a wide margin of error.
What is the racial makeup of Griggstown, New Jersey?
Griggstown's population is 85.2% White, 2.2% Black, 0.0% Hispanic/Latino, and 6.4% Asian.
What is the median home value in Griggstown, NJ?
The median home value in Griggstown is $595,500. The home-value-to-income ratio is 3.5x.
How educated is Griggstown, New Jersey?
51.3% of adults (25+) in Griggstown hold a bachelor's degree or higher, and 10.0% hold a graduate or professional degree.