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Which New Jersey Areas Have the Most Lead Pipe Risk?
The 50 New Jersey areas with the highest share of confirmed lead service lines, out of 233 areas with enough data for a reliable estimate. Ranked by percentage, not raw count, so a small town with a real lead problem isn't buried under bigger cities with more addresses overall.
| # | Area | Lead | % of addresses |
|---|---|---|---|
| 1 | Hamilton | 5,366 | 24.2% |
| 2 | Trenton | 5,423 | 23.8% |
| 3 | Ewing | 2,214 | 20.8% |
| 4 | Leonia | 481 | 18.8% |
| 5 | Union City | 1,703 | 15.8% |
| 6 | Lawrence | 769 | 15.4% |
| 7 | Weehawken | 400 | 14.9% |
| 8 | Fairview | 401 | 13.3% |
| 9 | North Bergen | 1,369 | 12.5% |
| 10 | Wood Ridge | 392 | 12.2% |
| 11 | Cliffside Park | 509 | 10.0% |
| 12 | Westwood | 363 | 9.6% |
| 13 | Cresskill | 283 | 9.3% |
| 14 | Bergenfield | 714 | 9.3% |
| 15 | Hackensack | 737 | 9.1% |
| 16 | West New York | 681 | 9.0% |
| 17 | Ridgefield Park | 289 | 8.5% |
| 18 | Rochelle Park | 169 | 8.5% |
| 19 | Bogota | 201 | 8.5% |
| 20 | Demarest | 149 | 8.3% |
| 21 | Ridgefield | 257 | 8.3% |
| 22 | Carlstadt | 211 | 8.1% |
| 23 | East Rutherford | 229 | 7.5% |
| 24 | South Hackensack | 76 | 7.4% |
| 25 | Little Ferry | 183 | 7.4% |
| 26 | Dumont | 390 | 7.1% |
| 27 | Maplewood | 499 | 7.0% |
| 28 | Englewood | 503 | 6.9% |
| 29 | Hasbrouck Heights | 247 | 6.5% |
| 30 | Norwood | 135 | 6.4% |
| 31 | Maywood | 197 | 6.3% |
| 32 | Palisades Park | 310 | 6.1% |
| 33 | Rutherford | 309 | 5.8% |
| 34 | Moonachie | 55 | 5.4% |
| 35 | Guttenberg | 128 | 5.3% |
| 36 | Jersey City | 1,934 | 5.1% |
| 37 | Harrington Park | 79 | 4.8% |
| 38 | Teaneck | 569 | 4.8% |
| 39 | Summit | 329 | 4.6% |
| 40 | River Edge | 156 | 4.4% |
| 41 | Oradell | 128 | 4.4% |
| 42 | Haworth | 56 | 4.4% |
| 43 | Secaucus | 182 | 4.0% |
| 44 | Northvale | 77 | 3.7% |
| 45 | Fort Lee | 236 | 3.7% |
| 46 | Tenafly | 177 | 3.6% |
| 47 | Hillsdale | 127 | 3.5% |
| 48 | New Milford | 147 | 3.2% |
| 49 | Allendale | 81 | 3.2% |
| 50 | Edgewater | 75 | 3.0% |