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zipcodes.pro — STATE/IA/COUNTY/IDA

Ida County, IA ZIP codes

Ida County, IA has 6 ZIP codes, in 6 towns: 51445, 51025, 51006, 51020, 51431 and 51018.

The county seat is Ida Grove.

ZIP codes
6
Towns
6
County seat
Ida Grove
County FIPS
19093
State
Iowa
Population
6,911
Median household income
$63,073
Land area
432 sq mi

Ida County ZIP codes by town

Ida Grove (county seat)
51445

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 Ida County ZIP codes

510065101851020510255143151445

The ZIP codes of Ida 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.

Ida County in numbers

About 6,911 people live in Ida County, in 3,050 households, the 92nd most populous of Iowa's 99 counties. The median household income is $63,073 a year, 16% below the Iowa median of $75,059 (US: $80,734). The median owner-occupied home is valued at $108,900 (48% below the Iowa median), and median gross rent is $696 a month. The median age is 42.0; 21.6% of adults 25 and over hold a bachelor's degree or higher (31.4% across Iowa); the average commute takes 16 minutes.

Population6,911Ida6,911
Households3,050Ida3,050
Median age42.0Ida42.0Iowa38.6US 38.9
Median household income$63,073Ida$63,073Iowa$75,059US $80,734
Median home value$108,900Ida$108,900Iowa$208,000US $332,700
Median gross rent$696Ida$696Iowa$972US $1,413
Bachelor's degree or higher21.6%Ida21.6%Iowa31.4%US 35.7%
Mean commute16.1 minIda16.1 minIowa19.8 minUS 26.4 min
Population density16 / sq miIda16 / 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 Ida County

Largest towns in Ida County
TownZIP codesPopulation
Ida Grove 1 1,967
Holstein 1 1,600
Battle Creek 1 803
Galva 1 447
Arthur 1 252
Cushing 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 Ida County.

Not sure you are in Ida County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Ida County, with figures

ZIP codes in Ida County
ZIP City Type Population Median income Median home
51006 Battle Creek , IA Standard 1,287 $75,625 $84,800
51018 Cushing , IA Standard 542 $60,833 $314,900
51020 Galva , IA Standard 632 $80,066 $92,500
51025 Holstein , IA Standard 1,925 $65,543 $119,200
51431 Arthur , IA Standard 430 $54,258 $80,000
51445 Ida Grove , IA Standard 2,485 $64,688 $114,800

Cite this page

zipcodes.pro. “Ida County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/ia/county/ida

Underlying data is public domain or openly licensed — sources, vintages and licences.