Chickasaw

Source:

Iowa

Chickasaw is a county in Iowa with 6 ZIP codes and a total population of 12,558. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.

Chickasaw is a county inside Iowa (FIPS code 19037) that contains 6 USPS ZIP codes covering a combined population of 12,558 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 6 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 Chickasaw is 50659 covering New Hampton with 5,488 residents at 14 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 Chickasaw uses FIPS code 19037, 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.

6

Total ZIPs

12,558

Total Population

ZIP Codes in Chickasaw

Side-by-side: Compare 50659 vs 50658 →

ZIP Code City Population Density
50659 New Hampton 5,488 14
50658 Nashua 2,518 14
50630 Fredericksburg 1,728 8
50645 Ionia 1,204 6
52154 Lawler 995 5
50603 Alta Vista 625 5

What are common questions about ZIP codes in this county?

What is the population of Chickasaw?
Chickasaw has a total population of 12,558 across 6 ZIP codes, based on U.S. Census Bureau ACS 2023 data.
What ZIP codes are in Chickasaw?
Chickasaw includes 6 ZIP codes: 50659, 50658, 50630, 50645, 52154, 50603.
What is the median household income in Chickasaw?
Median household income data for individual ZIP codes in Chickasaw 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.