ZIP Codes of Emmet County, IA

Population & People
Population & People
Total Population
9,451
Household Income
Household Income
Median Income
$73,366
Housing
Housing
Total Housing Units
4,604
Business & Economy
Business & Economy
Total Businesses
271
Employment
Employment
Employment Rate
64.18%
Education
Education
Bachelor's Degree+
16.93%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 5 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:5 ZIP Codes (5 Standard, 0 PO Box, 0 Unique) [See All]
Area Code:712
Timezone:Central (GMT -06:00)
Local Time:2:11:52 PM
Population:9,451 [See All]
FIPS:19063
Land Area:443 sq mi
Water Area:7 sq mi
Coordinates:43.3670, -94.6283
Quick Link:
https://www.zip-codes.com/county/ia-emmet.asp
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Iowa's #76 most populous county
9,451 residents across 5 ZIPs — #76 of 99 Iowa counties.

Standout ZIPs in this County


Most Populous
Estherville · 6,960 people
73.6% of county total
Highest Income
Dolliver · $93,036 median
1.3× county average
Largest Land Area
Estherville · 189.2 sq mi
Spans the most ground
Fastest Growth
Estherville · -5.1% (10-yr)
7,334 → 6,960 residents
Most Educated
Estherville · 15.2% bachelor's+
741 of 4,881 adults 25+

Things worth knowing about Emmet County


9,451 residents live across 5 ZIPs covering 443 sq mi, served by 5 distinct USPS-recognized cities.

Population moved from 10,181 to 9,451 from 2014 to 2024 — a -7.2% change. 1 ZIPs gained residents, 4 lost.

The county's wealthiest ZIP 50531 (Dolliver, $93,036 median) and poorest ZIP 51334 (Estherville, $57,482) are 11.3 miles apart — a 1.6× income gap across local geography.

Median home values vary 1.4× across this county — from $106,500 in 50578 (Ringsted) to $152,000 in 50531 (Dolliver).

Density varies across the county — from 7 people/sq mi in 50531 (Dolliver) to 37 in 51334 (Estherville).

Educational attainment ranges from 15.2% bachelor's+ in 51334 (Estherville) to 25.2% in 51365 (Wallingford) — the breadth of educational profiles across the area.

Within Iowa, this is the #76 most populous of 99 counties and ranks #52 for median household income .

Weighted by population, the typical household earns about $62,112 across the county — reflecting what a typical resident sees, not a simple ZIP average.

16.9% of adults age 25+ hold a bachelor's degree or higher (1,129 of 6,667 reporting).

5 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Emmet County


Single-ZIP anchor

One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.

Estherville

Population decline

Emmet County lost 7.2% of residents between 2014 and 2024. ZIPs that shed the largest share:

Armstrong
-23.5%
1,460 → 1,117 residents

All ZIP Codes in Emmet County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
51334EsthervilleStandard6,960$57,482189.2-5.1%
50514ArmstrongStandard1,117$73,000112.2-23.5%
50578RingstedStandard633$71,64570.9-2.6%
51365WallingfordStandard416$71,66725.2-7.8%
50531DolliverStandard325$93,03645.113.6%

Adjacent & Nearby Counties