| Metric | South River borough | South Plainfield borough |
|---|---|---|
| Population | 17,118 | 24,884 |
| Median Income | $70,441 | $98,114 |
| Unemployment | 4.10% | 2.70% |
| Housing Price | $314,228 | $421,114 |
| Crime Rate | 0.50 | 0.30 |
| Internet Speed | 276.60 Mbps | 286.40 Mbps |
South Plainfield borough has higher income than South River borough.