Oldest ZIP codes in Kankakee County, IL
These are the 12 ZIP codes in Kankakee County with the highest median age, out of 12 with at least 1,000 residents. 60913 (Bonfield, 49.6), 60964 (Saint Anne, 47.0) and 60950 (Manteno, 45.6) lead the list. There is no single "best" ZIP code in Kankakee County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.
Oldest ZIP codes in Kankakee County
| Rank | ZIP | Mailing city | Median age | Residents | Households | Residential mailboxes |
|---|---|---|---|---|---|---|
| 1 | 60913 | Bonfield | 49.6 ±9.4 | 1,683 | 699 | 509 |
| 2 | 60964 | Saint Anne | 47.0 ±3.6 | 4,777 | 1,864 | 1,864 |
| 3 | 60950 | Manteno | 45.6 ±1.6 | 11,964 | 4,996 | 5,077 |
| 4 | 60958 | Pembroke Township | 44.4 ±6.9 | 1,698 | 692 | 934 |
| 5 | 60941 | Herscher | 42.6 ±4.8 | 1,627 | 642 | 593 |
| 6 | 60922 | Chebanse | 41.1 ±3.9 | 2,088 | 838 | 762 |
| 7 | 60954 | Momence | 40.5 ±5.2 | 5,742 | 2,277 | 2,411 |
| 8 | 60901 | Kankakee | 37.4 ±1.1 | 33,128 | 12,813 | 13,233 |
| 9 | 60914 | Bourbonnais | 37.1 ±2.0 | 28,673 | 10,357 | 11,079 |
| 10 | 60940 | Grant Park | 36.9 ±5.0 | 3,322 | 1,095 | 1,099 |
| 11 | 60935 | Essex | 34.8 ±8.5 | 1,259 | 440 | 281 |
| 12 | 60915 | Bradley | 34.4 ±3.6 | 9,979 | 4,155 | 4,179 |
How we ranked them
Ranked by median age of all residents, highest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 12 of 17 qualify.
Which of these to mail, and why
Older ZIP codes respond to health care, hearing and vision, Medicare plans, home safety, estate planning and services that come to the door.
The top five ZIP codes on this list hold 8,893 households, on 19 carrier routes with 8,977 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.
Open 60913 on the EDDM route map
More rankings
- Richest ZIP codes in Kankakee County
- ZIP codes with the highest home values in Kankakee County
- ZIP codes with the highest homeownership in Kankakee County
- ZIP codes with the most families with kids in Kankakee County
- ZIP codes with the most new movers in Kankakee County
- Youngest ZIP codes in Kankakee County
- Fastest-growing ZIP codes in Kankakee County
- All Kankakee County ZIP codes
Businesses that mail these ZIP codes
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EDDM guides
Frequently asked questions
- Which ZIP code in Kankakee County has the highest median age?
- 60913 (Bonfield), at 49.6 (±9.4), among 12 ZIP codes with at least 1,000 residents.
- How is this ranking calculated?
- Ranked by median age of all residents, highest first (ACS 5-year estimates, 2020–2024).
- Why are some ZIP codes missing?
- ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.