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 — CITY/IL/LOUISVILLE

Louisville ZIP code, Illinois

The ZIP code for Louisville, IL is 62858, and its area code is 618.

USPS city name
1 ZIP code
Population
1,163
Area code
618

Louisville in numbers

About 1,163 people live in Louisville, in 483 households. The median household income is $43,750 a year, 48% below the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $87,100 (67% below the Illinois median), and median gross rent is $581 a month. The median age is 40.3; 14.4% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 21 minutes.

Population1,163Louisville1,163
Households483Louisville483
Median age40.3Louisville40.3Illinois39.0US 38.9
Median household income$43,750Louisville$43,750Illinois$83,390US $80,734
Median home value$87,100Louisville$87,100Illinois$263,300US $332,700
Median gross rent$581Louisville$581Illinois$1,274US $1,413
Bachelor's degree or higher14.4%Louisville14.4%Illinois37.8%US 35.7%
Mean commute20.9 minLouisville20.9 minIllinois27.8 minUS 26.4 min
Population density1,405 / sq miLouisville1,405 / sq mi

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

ZIP codes addressed as Louisville

ZIP codes with the USPS city name Louisville
ZIP City Type Population Median income Median home
62858 Louisville , IL Standard 3,554 $66,319 $150,600

Map of Louisville ZIP codes

62858

The ZIP codes of Louisville, IL, 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 Louisville

The nearest larger towns are Flora (4,475 people, 7.4 mi), Dieterich (1,169 people, 21 mi) and Olney (8,577 people, 23 mi).

Towns near Louisville
TownPopulationDistance
Flora 4,475 7.4 mi
Olney 8,577 23.0 mi
Newton 2,932 23.8 mi
Effingham 12,342 24.4 mi
Salem 7,236 26.3 mi
Fairfield 4,561 27.8 mi

More nearby: every ZIP code in Clay County · Illinois ZIP codes

Cite this page

zipcodes.pro. “Louisville, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/louisville

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