| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Idell | city | New Jersey | United States | 40.45833 | -75.02833 | 433 | 7482 |
| Imlaystown | city | New Jersey | United States | 40.1675 | -74.51556 | 196 | 7029 |
| Independence Corner | city | New Jersey | United States | 41.21 | -74.55167 | 846 | 12572 |
| Indian Mills | city | New Jersey | United States | 39.79389 | -74.74472 | 55 | 7113 |
| Interlaken | city | New Jersey | United States | 40.23333 | -74.01611 | 16 | 107083 |
| Iona | city | New Jersey | United States | 39.60139 | -75.0675 | 95 | 17176 |
| Iron Rock | city | New Jersey | United States | 39.95944 | -75.02528 | 16 | 181778 |
| Ironia | city | New Jersey | United States | 40.82278 | -74.62611 | 895 | 26078 |
| Irvington | city | New Jersey | United States | 40.73222 | -74.23528 | 173 | 499738 |
| Iselin | city | New Jersey | United States | 40.57528 | -74.32278 | 95 | 184580 |
| Island Beach Heights | city | New Jersey | United States | 39.95417 | -74.15639 | 29 | 65944 |
| Island Heights | city | New Jersey | United States | 39.94194 | -74.15028 | 0 | 65944 |
| Ivystone Farms | city | New Jersey | United States | 39.76722 | -74.90556 | 144 | 36147 |
| Ivywood | city | New Jersey | United States | 39.98194 | -74.98972 | 49 | 113049 |
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