Housing & Real Estate — Seneca, Illinois
Overview
| Total Housing Units | 971 |
| Occupied | 927 |
| Vacant | 44 |
| Owner-Occupied | 710 |
| Renter-Occupied | 217 |
| Median Home Value (Census) | $227,500 |
| Estimated 2026 | ~$244,000 |
| Median Rent | $988/mo |
| Median Property Tax | $3,627/yr |
Affordability
| Home Price to Income Ratio | N/Ax |
| Home Affordability | affordable |
| Rent as % of Income | 13.7% |
| Severely Rent-Burdened | 14.3% |
Housing Age
| Built 2010 or later | 38 |
| Built 2000-2009 | 209 |
| Built 1990-1999 | 149 |
| Built before 1960 | 237 |
| Median Year Built | 1976 |
Sources: Census ACS 5-Year 2023; Census ACS 5-Year 2023, B25077; HUD FMR FY2026.