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/KY/COUNTY/GREEN

Green County, KY ZIP codes

Green County, KY has 3 ZIP codes, in 3 towns: 42743, 42782 and 42764. 1 more crosses into it from a neighbouring county: 42718.

The county seat is Greensburg.

ZIP codes
3
Partly in it
1 more
Towns
3
County seat
Greensburg
County FIPS
21087
Population
11,369
Median household income
$46,798
Land area
286 sq mi
Metro area
Campbellsville

Green County ZIP codes by town

Greensburg (county seat)
42743

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 Green County

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

Map of Green County ZIP codes

427434276442782

The ZIP codes of Green 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.

Green County in numbers

About 11,369 people live in Green County, in 4,421 households, the 92nd most populous of Kentucky's 120 counties. The median household income is $46,798 a year, 27% below the Kentucky median of $63,726 (US: $80,734). The median owner-occupied home is valued at $125,000 (39% below the Kentucky median), and median gross rent is $610 a month. The median age is 45.2; 17.4% of adults 25 and over hold a bachelor's degree or higher (27.6% across Kentucky); the average commute takes 27 minutes.

Population11,369Green11,369
Households4,421Green4,421
Median age45.2Green45.2Kentucky39.1US 38.9
Median household income$46,798Green$46,798Kentucky$63,726US $80,734
Median home value$125,000Green$125,000Kentucky$205,600US $332,700
Median gross rent$610Green$610Kentucky$967US $1,413
Bachelor's degree or higher17.4%Green17.4%Kentucky27.6%US 35.7%
Mean commute27.2 minGreen27.2 minKentucky24.0 minUS 26.4 min
Population density40 / sq miGreen40 / 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 Green County

Largest towns in Green County
TownZIP codesPopulation
Greensburg 1 2,106
Summersville 1 592
Mount Sherman 1 536

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 Green County.

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

Every ZIP code in Green County, with figures

ZIP codes in Green County
ZIP City Type Population Median income Median home
42743 Greensburg , KY Standard 9,342 $49,457 $136,400
42764 Mount Sherman , KY Standard 536 $73,929 $123,300
42782 Summersville , KY Standard 702 $39,193 $90,000

Cite this page

zipcodes.pro. “Green County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/ky/county/green

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