Kendall County, IL ZIP codes
There are 8 ZIP codes in Kendall County, IL, in 8 towns, from 60447 to 60560. The largest are 60543 (Oswego), 60538 (Montgomery) and 60560 (Yorkville).
The county seat is Yorkville.
- ZIP codes
- 8
- Towns
- 8
- County seat
- Yorkville
- County FIPS
17093- State
- Illinois
- Population
- 137,675
- Median household income
- $111,601
- Land area
- 320 sq mi
- Metro area
- Chicago-Naperville-Elgin
Kendall County ZIP codes by town
Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.
Map of Kendall County ZIP codes
The ZIP codes of Kendall County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Kendall County in numbers
About 137,675 people live in Kendall County, in 45,372 households, the 15th most populous of Illinois's 102 counties. The median household income is $111,601 a year, 34% above the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $322,400 (22% above the Illinois median), and median gross rent is $1,781 a month. The median age is 36.3; 36.9% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 32 minutes.
| Population | 137,675 |
|---|---|
| Households | 45,372 |
| Median age | 36.3 |
| Median household income | $111,601 |
| Median home value | $322,400 |
| Median gross rent | $1,781 |
| Bachelor's degree or higher | 36.9% |
| Mean commute | 31.6 min |
| Population density | 430 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Largest towns in Kendall County
| Town | ZIP codes | Population |
|---|---|---|
| Oswego | 1 | 36,375 |
| Yorkville | 1 | 23,617 |
| Montgomery | 1 | 21,515 |
| Minooka | 1 | 12,891 |
| Plano | 1 | 12,203 |
| Newark | 1 | 1,138 |
| Bristol | 1 | 1,090 |
| Millbrook | 1 | 243 |
Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.
Neighbouring counties
Counties that share a ZIP code with Kendall County.
- DuPage County (54)
- Will County (31)
- Kane County (27)
- LaSalle County (26)
- DeKalb County (13)
- Grundy County (8)
Not sure you are in Kendall County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Kendall County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
60447 | Minooka , IL | Standard | 16,102 | $108,210 | $322,700 |
60512 | Bristol , IL | Standard | 1,090 | $96,895 | $352,200 |
60536 | Millbrook , IL | Standard | 62 | $115,625 | $183,300 |
60538 | Montgomery , IL | Standard | 30,514 | $97,131 | $267,300 |
60541 | Newark , IL | Standard | 3,342 | $118,100 | $314,300 |
60543 | Oswego , IL | Standard | 43,047 | $119,371 | $343,800 |
60545 | Plano , IL | Standard | 14,392 | $86,756 | $241,500 |
60560 | Yorkville , IL | Standard | 28,795 | $110,326 | $346,300 |
Cite this page
zipcodes.pro. “Kendall County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/il/county/kendall
Underlying data is public domain or openly licensed — sources, vintages and licences.