Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — STATE/IA/COUNTY/RINGGOLD

Ringgold County, IA ZIP codes

There are 7 ZIP codes in Ringgold County, IA, in 7 towns, from 50074 to 50863. The largest are 50854 (Mount Ayr), 50845 (Diagonal) and 50133 (Kellerton). 2 more cross into it from neighbouring counties: 50140 and 50836.

The county seat is Mount Ayr.

ZIP codes
7
Partly in it
2 more
Towns
7
County seat
Mount Ayr
County FIPS
19159
State
Iowa
Population
4,645
Median household income
$73,346
Land area
535 sq mi

Ringgold County ZIP codes by town

Mount Ayr (county seat)
50854

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.

ZIP codes partly in Ringgold County

These ZIP codes lie mostly in a neighbouring county but each cover a twentieth or more of Ringgold County.

Map of Ringgold County ZIP codes

50074501335083550845508545086050863

The ZIP codes of Ringgold 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.

Ringgold County in numbers

About 4,645 people live in Ringgold County, in 1,899 households, the 98th most populous of Iowa's 99 counties. The median household income is $73,346 a year, about the same as the Iowa median of $75,059 (US: $80,734). The median owner-occupied home is valued at $156,200 (25% below the Iowa median), and median gross rent is $710 a month. The median age is 44.5; 24.6% of adults 25 and over hold a bachelor's degree or higher (31.4% across Iowa); the average commute takes 23 minutes.

Population4,645Ringgold4,645
Households1,899Ringgold1,899
Median age44.5Ringgold44.5Iowa38.6US 38.9
Median household income$73,346Ringgold$73,346Iowa$75,059US $80,734
Median home value$156,200Ringgold$156,200Iowa$208,000US $332,700
Median gross rent$710Ringgold$710Iowa$972US $1,413
Bachelor's degree or higher24.6%Ringgold24.6%Iowa31.4%US 35.7%
Mean commute22.9 minRinggold22.9 minIowa19.8 minUS 26.4 min
Population density9 / sq miRinggold9 / 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 Ringgold County

Largest towns in Ringgold County
TownZIP codesPopulation
Mount Ayr 1 1,816
Diagonal 1 454
Kellerton 1 286
Tingley 1 128
Redding 1 51
Ellston 1 28
Benton 1 27

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 Ringgold County.

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

Every ZIP code in Ringgold County, with figures

ZIP codes in Ringgold County
ZIP City Type Population Median income Median home
50074 Ellston , IA Standard 215 $121,094 $605,800
50133 Kellerton , IA Standard 528 $58,375 $99,300
50835 Benton , IA Standard 69 $58,125 —
50845 Diagonal , IA Standard 831 $66,563 $100,000
50854 Mount Ayr , IA Standard 2,391 $81,250 $161,800
50860 Redding , IA Standard 94 $45,250 $46,600
50863 Tingley , IA Standard 194 $66,125 $93,500

Cite this page

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

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