New Jersey Gazetteer
ZIP Code 08558 has segments in 2 Counties (Mercer, Somerset).
The ZIP Code maps and database are updated 4 times per year.
Database updated: March 1, 2026, Maps updated: May 1, 2024.
Source: 2020-2024 American Community Survey 5-Year Estimates
POPULATION | |
|---|---|
| Total Population | 7,648 (100%) |
| Population Density | 491 per sq mi |
| Diversity Index1 | 59 |
INCOME | |
| Median Household Income | $236,016 |
| Per Capita Income | $112,991 |
| Median Home Value | $910,200 |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 2,789 (100%) |
| Owner Occupied HU | 2,384 (85.5%) |
| Renter Occupied HU | 383 (13.7%) |
| Vacant Housing Units | 22 (0.8%) |
HOUSEHOLDS | |
| Total Households | 2,767 |
| Average Household Size | 2.73 |
| Family Households | 2,135 (77.2%) |
The table below compares 08558 to the other 33,772 ZIP Codes in the United States by rank and percentile using 2020-2024 American Community Survey 5-Year Estimates 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 | # 11219 | 67th |
| Population Density | # 9517 | 72nd |
| Median Household Income | # 170 | 99th |
| Per Capita Income | # 365 | 99th |
| Diversity Index | # 4048 | 88th |
Additional comparisons and rankings can be made with a VERY EASY TO USE New Jersey Census Data Comparison Tool.
