Also See Annandale, NJ: ZIP Codes & Maps
The Annandale CDP(1) had a population of 1,745 as of July 1, 2025.
The primary coordinate point for Annandale is located at latitude 40.6409 and longitude -74.8813 in Hunterdon County. The formal boundaries for the Annandale Census Designated Place encompass a land area of 1.45 sq. miles and a water area of 0 sq. miles. Hunterdon County is in the Eastern time zone (GMT -5).
The Annandale Census Designated Place has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.
The Annandale Census Designated Place is located within Township of Clinton, a minor civil division (MCD) of Hunterdon County.
POPULATION | |
|---|---|
| Total Population | 1,745 (100%) |
| Population in Households | 1,745 (100.0%) |
| Population in Families | 1,502 (86.1%) |
| Population in Group Quarters1 | 0 |
| Population Density | 1,204 |
| Diversity Index2 | 53 |
INCOME | |
| Median Household Income | $183,026 |
| Average Household Income | $217,767 |
| % of Income for Mortgage4 | 20% |
| Per Capita Income | $91,974 |
| Wealth Index5 | 218 |
| Socioeconomic Status Index6 | High (68.6) |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 763 (100%) |
| Owner Occupied HU | 517 (67.8%) |
| Renter Occupied HU | 220 (28.8%) |
| Vacant Housing Units | 26 ( 3.4%) |
| Median Home Value | $592,038 |
| Average Home Value | $600,169 |
| Housing Affordability Index3 | 100 |
HOUSEHOLDS | |
| Total Households | 737 |
| Average Household Size | 2.37 |
| Family Households | 503 |
| Average Family Size | 3.00 |
GROWTH RATE / YEAR |
2020-2025 | 2025-2030 |
|---|---|---|
| Population | 0.92% | 0.38% |
| Households | 1.15% | 0.59% |
| Families | 1.95% | |
| Median Household Income | 2.67% | |
| Per Capita Income | 1.93% | |
| Owner Occupied HU | 1.65% |
The table below compares Annandale to the other 700 incorporated cities, towns and CDPs in New Jersey by rank and percentile using July 1, 2025 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
| Variable Description | Rank | Percentile |
|---|---|---|
| Total Population | # 481 | 31st |
| Population Density | # 470 | 33rd |
| Median Household Income | # 76 | 89th |
| Housing Affordability Index | # 605 | 86th |
| Per Capita Income | # 55 | 92nd |
| Diversity Index | # 366 | 48th |
Additional comparisons and rankings can be made with a VERY EASY TO USE New Jersey Census Data Comparison Tool.
Also See: Nearby Hotels | Driving Directions