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County ZIP codes · Illinois · FIPS 17085

Jo Daviess County, IL ZIP Codes

Jo Daviess County, Illinois has 15 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 9 of the residential ones lie mainly in Jo Daviess County and 6 mainly in a neighboring county; 7 cross the county line. Median household income ranges from $45,938 in 61041 (Hanover) to $86,053 in 61028 (Elizabeth) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Jo Daviess County?

61001 · Apple River: $78k61025 · East Dubuque: $71k61028 · Elizabeth: $86k61036 · Galena: $82k61041 · Hanover: $46k61044 · Kent: $82k61048 · Lena: $83k61053 · Mount Carroll: $62k61059 · Nora: $54k61062 · Pearl City: $67k61074 · Savanna: $51k61075 · Scales Mound: $76k61085 · Stockton: $60k61087 · Warren: $77k61089 · Winslow: $66k610286107461053610856103661041610486106261075610896102561001610876104461001 · Apple River: $78k61025 · East Dubuque: $71k61028 · Elizabeth: $86k61036 · Galena: $82k61041 · Hanover: $46k61044 · Kent: $82k61048 · Lena: $83k61053 · Mount Carroll: $62k61059 · Nora: $54k61062 · Pearl City: $67k61074 · Savanna: $51k61075 · Scales Mound: $76k61085 · Stockton: $60k61087 · Warren: $77k61089 · Winslow: $66k610286107461053610856103661041610486106261075610896102561001610876104461001 · Apple River: $78k61025 · East Dubuque: $71k61028 · Elizabeth: $86k61036 · Galena: $82k61041 · Hanover: $46k61044 · Kent: $82k61048 · Lena: $83k61053 · Mount Carroll: $62k61059 · Nora: $54k61062 · Pearl City: $67k61074 · Savanna: $51k61075 · Scales Mound: $76k61085 · Stockton: $60k61087 · Warren: $77k61089 · Winslow: $66k6102861074610536103661041610486106261075610896102561001
The residential ZIP codes of Jo Daviess County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024). <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are its ZIP codes?

The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $59,798 and $77,841.

They carry 15 postal town names.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 15 residential ZIP codes in Jo Daviess County

9 ZIP codes lie mainly in Jo Daviess County; 6 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Jo Daviess County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
61036 Galena 7,121 74 $82k $279k 100%
61025 East Dubuque 4,294 121 $71k $198k 100%
61085 Stockton 3,149 25 $60k $131k 100%
61028 Elizabeth 1,683 15 $86k $174k 100%
61087 Warren 1,588 58 $77k $109k 93%
61041 Hanover 1,338 17 $46k $115k 100%
61001 Apple River 1,226 31 $78k $300k 100%
61075 Scales Mound 986 19 $76k $226k 100%
61059 Nora 178 156 $54k $92k 100%

Partly in Jo Daviess County

Residential ZIP codes mainly in another county that reach at least 1% into Jo Daviess County, by their share here
In this county
61044 Kent 225 17 $82k $150k 34%
61053 Mount Carroll 2,590 24 $62k $107k 10%
61048 Lena 3,786 46 $83k $167k 9%
61062 Pearl City 1,840 25 $67k $197k 7%
61089 Winslow 526 12 $66k $116k 4%
61074 Savanna 3,962 54 $51k $92k 2%

Download the 15 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

7 ZIP codes of Jo Daviess County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Jo Daviess County and in the neighboring counties
ZIPIn Jo DaviessElsewhere
610742%Carroll County 98%
610489%Stephenson County 91%
6105310%Carroll County 90%
610627%Stephenson County 91%; Carroll County 2%
6108793%Stephenson County 7%
610894%Stephenson County 96%
6104434%Stephenson County 66%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

Which first three digits do Jo Daviess County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Jo Daviess County starts with 610.

Three-digit prefixes of Jo Daviess County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Jo Daviess County's
PrefixSectional centerHereAll codes
610 Palatine, IL (SCF 600) 15 66

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.