Grundy
Source:
Illinois
Grundy is a smaller county in Illinois with 9 ZIP codes, 51,030 people, and upper-quartile household income among US counties. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.
National county placement
According to ACS 5-Year Estimates, Grundy, IL sits among US counties with an upper-quartile household income, on a smaller county population base, across a compact ZIP cluster.
- Top 15%
- household income vs 3,210 US counties
- 51,030
- combined ZIP population
- 9
- USPS ZIP codes covered
- $86,124
- avg ZIP median income
Income percentile ranks this county's average ZIP median household income against 3,210 US counties with ACS income on at least one ZIP.
Grundy lands in the national county income distribution as upper-quartile household income on smaller county footing (FIPS 17063, 9 ZIPs, combined population 51,030). Sort the ZIP table by population before treating the county mean as uniform.
Upper-income footing across a mid-size ZIP set (9 codes). Sibling delivery areas are close enough that a two-ZIP compare usually separates the county seat from outlying tracts without leaving Grundy. Use the density column to spot the urban core before jumping to HUD/FBI county overlays.
Save two ZIPs from the table into your shortlist, then open a compare link - that is the return path a static county summary cannot replace. All figures here come from Census ACS 2023 5-Year Estimates and USPS ZCTA files.
9
Total ZIPs
51,030
Total Population
ZIP Codes in Grundy
Side-by-side: Compare 60450 vs 60447 →
Frequently Asked Questions
What is the population of Grundy?
Grundy has a total population of 51,030 across 9 ZIP codes, based on U.S. Census Bureau ACS 2023 data.
What ZIP codes are in Grundy?
Grundy includes 9 ZIP codes: 60450, 60447, 60416, 60424, 60444, 60407, 60474, 60479, 60437.