Kosciusko

Source:

Indiana

Kosciusko is a county in Indiana with 14 ZIP codes and a total population of 74,877. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.

Kosciusko is a county inside Indiana (FIPS code 18085) that contains 14 USPS ZIP codes covering a combined population of 74,877 according to Census ACS 5-Year Estimates. Counties are the natural bridge between state-level summaries and ZIP-level detail — crime statistics, HUD Fair Market Rents, and childcare pricing are all published at the county level, while household income and housing values are published at the ZIP level. This page reconciles the two views so you can see which ZIPs drive the county totals.

The 14 ZIPs listed below are ordered by population and each links to the full ZIP detail page with Census demographics, housing, income, home-price history, and cross-agency inputs. The most populated ZIP in Kosciusko is 46580 covering Warsaw with 21,338 residents at 113 people per square mile. Population density across ZIPs in this county varies — use the density column to spot urban cores versus rural delivery areas. A single county can contain both a dense downtown ZIP and a large rural ZIP covering several hundred square miles.

Because Kosciusko uses FIPS code 18085, it joins cleanly to county-level federal datasets: HUD Fair Market Rent tables, FBI Uniform Crime Report data, and the Department of Labor National Database of Childcare Prices all key off the same code. That is how neighborhood scorecards combine ZIP-level Census demographics with county-level safety and affordability metrics. All data on this page comes from U.S. Census Bureau ACS 2023 5-Year Estimates and USPS ZIP Code Tabulation Area files — no estimates, no proprietary sources, no editorial scoring.

14

Total ZIPs

74,877

Total Population

ZIP Codes in Kosciusko

Side-by-side: Compare 46580 vs 46582 →

ZIP Code City Population Density
46580 Warsaw 21,338 113
46582 Warsaw 12,378 84
46567 Syracuse 9,405 65
46590 Winona Lake 4,908 669
46562 Pierceton 4,788 31
46542 Milford 4,198 31
46538 Leesburg 3,867 49
46510 Claypool 3,631 21
46555 North Webster 2,835 118
46982 Silver Lake 2,573 24
46524 Etna Green 2,326 26
46539 Mentone 2,298 28
46508 Burket 217 90
46502 Atwood 115 790

What are common questions about ZIP codes in this county?

What is the population of Kosciusko?
Kosciusko has a total population of 74,877 across 14 ZIP codes, based on U.S. Census Bureau ACS 2023 data.
What ZIP codes are in Kosciusko?
Kosciusko includes 14 ZIP codes: 46580, 46582, 46567, 46590, 46562, 46542, 46538, 46510, 46555, 46982, and more.
What is the median household income in Kosciusko?
Median household income data for individual ZIP codes in Kosciusko is available on each ZIP code's detail page. Visit any ZIP code link below to see income, housing, and demographic data.

Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023). Verify with Census Bureau →

Source: HUD USPS Crosswalk (ZIP-to-county mapping). Verify with HUD →

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.