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zipcodes.pro — CITY/IA/AVOCA

Avoca ZIP code, Iowa

The ZIP code for Avoca, IA is 51521, and its area code is 712.

USPS city name
1 ZIP code
Population
1,444
Area code
712
State
Iowa

Avoca in numbers

About 1,444 people live in Avoca, in 706 households. The median household income is $73,056 a year, about the same as the Iowa median of $75,059 (US: $80,734). The median owner-occupied home is valued at $173,800 (16% below the Iowa median), and median gross rent is $850 a month. The median age is 49.3; 24.4% of adults 25 and over hold a bachelor's degree or higher (31.4% across Iowa); the average commute takes 24 minutes.

Population1,444Avoca1,444
Households706Avoca706
Median age49.3Avoca49.3Iowa38.6US 38.9
Median household income$73,056Avoca$73,056Iowa$75,059US $80,734
Median home value$173,800Avoca$173,800Iowa$208,000US $332,700
Median gross rent$850Avoca$850Iowa$972US $1,413
Bachelor's degree or higher24.4%Avoca24.4%Iowa31.4%US 35.7%
Mean commute24.4 minAvoca24.4 minIowa19.8 minUS 26.4 min
Population density606 / sq miAvoca606 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Avoca city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Avoca

ZIP codes with the USPS city name Avoca
ZIP City Type Population Median income Median home
51521 Avoca , IA Standard 1,953 $73,769 $202,800

Map of Avoca ZIP codes

51521

The ZIP codes of Avoca, IA, 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.

Towns near Avoca

The nearest larger towns are Harlan (4,891 people, 12 mi), Atlantic (6,763 people, 17 mi) and Woodbine (1,471 people, 26 mi).

Towns near Avoca
TownPopulationDistance
Harlan 4,891 11.5 mi
Atlantic 6,763 17.5 mi
Missouri Valley 2,666 29.7 mi

More nearby: every ZIP code in Pottawattamie County · Iowa ZIP codes

Cite this page

zipcodes.pro. “Avoca, IA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ia/avoca

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