Opportunity Zones in St. Clair County, Illinois: Map & Tract List
Map and list of St. Clair County, Illinois's Opportunity Zones: 29 census tracts on our Opportunity Zone tables, 28 eligible for OZ 2.0 and 9 fully or partly in a current (OZ 1.0, 2018) zone, with 12 designated on Treasury's final OZ 2.0 list (CDFI Fund; sb0682).
St. Clair County Opportunity Zone map
DesignatedEligibleOZ 1.0 (2018) onlySelect a tract to open its page. The table below is the text version.
St. Clair County, Illinois census tracts
| 5004 | Designated | 17163500400 | No | Yes |
| 5005 | DesignatedOZ 1.0 | 17163500500 | Yes | Yes |
| 5012 | Designated | 17163501200 | No | Yes |
| 5014 | Designated | 17163501400 | No | Yes |
| 5016.04 | Designated | 17163501604 | No | Yes |
| 5016.06 | DesignatedOZ 1.0 | 17163501606 | Yes | Yes |
| 5023 | Designated | 17163502300 | No | Yes |
| 5024.01 | Designated | 17163502401 | No | Yes |
| 5024.04 | Designated | 17163502404 | No | Yes |
| 5026.02 | Designated | 17163502602 | No | Yes |
| 5028 | Designated | 17163502800 | No | Yes |
| 5045.02 | DesignatedOZ 1.0 | 17163504502 | Yes | Yes |
| 5009 | EligibleOZ 1.0 | 17163500900 | Yes | Yes |
| 5011 | Eligible | 17163501100 | No | Yes |
| 5013 | EligibleOZ 1.0 | 17163501300 | Yes | Yes |
| 5016.02 | Eligible | 17163501602 | No | Yes |
| 5017 | Eligible | 17163501700 | No | Yes |
| 5021 | Eligible | 17163502100 | No | Yes |
| 5022 | Eligible | 17163502200 | No | Yes |
| 5025 | Eligible | 17163502500 | No | Yes |
| 5026.03 | Eligible | 17163502603 | No | Yes |
| 5027 | EligibleOZ 1.0 | 17163502700 | Yes | Yes |
| 5029 | Eligible | 17163502900 | No | Yes |
| 5031.02 | Eligible | 17163503102 | No | Yes |
| 5034.11 | Eligible | 17163503411 | No | Yes |
| 5034.16 | Eligible | 17163503416 | No | Yes |
| 5045.01 | EligibleOZ 1.0 | 17163504501 | Yes | Yes |
| 5046 | EligibleOZ 1.0 | 17163504600 | Yes | Yes |
| 5016.07 | OZ 1.0 | 17163501607 | Yes | No |
OZ 1.0: the 2018 CDFI Fund list matched to 2020 tracts (how we match). OZ 2.0 eligibility: IRS Rev. Proc. 2026-14 appendix and Treasury's September 2026 data. Designated: Treasury published the final list of designated Opportunity Zones on November 5, 2026 (CDFI Fund final designations file; Treasury sb0682); these tracts are designated effective January 1, 2027. Sortable list: St. Clair County tract list.
Other Illinois counties
- Cook County (506 tracts)
- Winnebago County (30 tracts)
- Kane County (29 tracts)
- Will County (27 tracts)
- Lake County (24 tracts)
- Peoria County (21 tracts)
- Madison County (20 tracts)
- Sangamon County (20 tracts)
St. Clair County, Illinois Opportunity Zones: FAQ
How many Opportunity Zones are in St. Clair County, Illinois?
9 of St. Clair County, Illinois's 2020 census tracts are fully (9) or partly in a current Opportunity Zone from the 2018 (OZ 1.0) map, which stays in effect through December 31, 2028. 28 tracts are eligible for OZ 2.0.
Which St. Clair County tracts are designated for OZ 2.0?
12 St. Clair County, Illinois tracts are designated on Treasury's final OZ 2.0 list (CDFI Fund final designations file; Treasury press release sb0682), effective January 1, 2027.
How do I check if an address in St. Clair County is in an Opportunity Zone?
Use the OZ 2.0 designation checker or the census tract lookup with the street address. Each tract in the table also links to its own page with its OZ 1.0 status, OZ 2.0 eligibility and designation status.