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/IN/COUNTY/MIAMI

Miami County, IN ZIP codes

There are 9 ZIP codes in Miami County, IN, in 9 towns, from 46911 to 46971. The largest are 46970 (Peru), 46914 (Bunker Hill) and 46951 (Macy). 1 more crosses into it from a neighbouring county: 46901.

The county seat is Peru.

ZIP codes
9
Partly in it
1 more
Towns
9
County seat
Peru
County FIPS
18103
State
Indiana
Population
35,712
Median household income
$61,139
Land area
374 sq mi
Metro area
Peru

Miami County ZIP codes by town

Peru (county seat)
46970

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 Miami County

This ZIP code lies mostly in a neighbouring county but covers a twentieth or more of Miami County.

Map of Miami County ZIP codes

469114691446921469264695146958469594697046971

The ZIP codes of Miami 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.

Miami County in numbers

About 35,712 people live in Miami County, in 13,318 households, the 45th most populous of Indiana's 92 counties. The median household income is $61,139 a year, 15% below the Indiana median of $71,957 (US: $80,734). The median owner-occupied home is valued at $126,200 (42% below the Indiana median), and median gross rent is $838 a month. The median age is 41.5; 16.1% of adults 25 and over hold a bachelor's degree or higher (29.5% across Indiana); the average commute takes 26 minutes.

Population35,712Miami35,712
Households13,318Miami13,318
Median age41.5Miami41.5Indiana38.1US 38.9
Median household income$61,139Miami$61,139Indiana$71,957US $80,734
Median home value$126,200Miami$126,200Indiana$218,200US $332,700
Median gross rent$838Miami$838Indiana$1,062US $1,413
Bachelor's degree or higher16.1%Miami16.1%Indiana29.5%US 35.7%
Mean commute25.6 minMiami25.6 minIndiana24.1 minUS 26.4 min
Population density96 / sq miMiami96 / 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 Miami County

Largest towns in Miami County
TownZIP codesPopulation
Peru 1 10,901
Bunker Hill 1 940
Mexico 1 906
Denver 1 553
Miami 1 409
Amboy 1 338
Macy 1 199

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 Miami County.

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

Every ZIP code in Miami County, with figures

ZIP codes in Miami County
ZIP City Type Population Median income Median home
46911 Amboy , IN Standard 1,656 $95,122 $209,300
46914 Bunker Hill , IN Standard 4,142 $63,902 $159,400
46921 Deedsville , IN No street area — — —
46926 Denver , IN Standard 1,359 $68,218 $152,500
46951 Macy , IN Standard 2,376 $55,227 $150,300
46958 Mexico , IN Standard 620 $87,640 $102,000
46959 Miami , IN Standard 409 $78,750 —
46970 Peru , IN Standard 23,020 $57,842 $118,700
46971 Grissom Arb , IN Standard 0 — —

Cite this page

zipcodes.pro. “Miami County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/in/county/miami

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