ZIP Codes of Green County, KY

Population & People
Population & People
Total Population
10,044
Household Income
Household Income
Median Income
$44,325
Housing
Housing
Total Housing Units
4,742
Business & Economy
Business & Economy
Total Businesses
166
Employment
Employment
Employment Rate
49.29%
Education
Education
Bachelor's Degree+
17.99%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 2 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:2 ZIP Codes (2 Standard, 0 PO Box, 0 Unique) [See All]
Area Codes:270 / 364
Timezone:Central (GMT -06:00)
Local Time:2:12:18 PM
Population:10,044 [See All]
FIPS:21087
CBSA:Campbellsville, KY
Land Area:246 sq mi
Water Area:2 sq mi
Coordinates:37.2972, -85.5978
Quick Link:
https://www.zip-codes.com/county/ky-green.asp
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Among America's 50 most Hispanic-majority counties
0.2% Hispanic or Latino — #48 nationwide.
Among Kentucky's 5 oldest counties
Median age 46.6.

Standout ZIPs in this County


Most Populous
Greensburg · 9,342 people
93.0% of county total
Highest Income
Greensburg · $49,457 median
1.1× county average
Largest Land Area
Greensburg · 206.1 sq mi
Spans the most ground
Fastest Growth
Greensburg · 1.5% (10-yr)
9,204 → 9,342 residents
Most Educated
Greensburg · 18.0% bachelor's+
1,221 of 6,767 adults 25+

Things worth knowing about Green County


10,044 residents live across 2 ZIPs covering 246 sq mi, served by 2 distinct USPS-recognized cities.

Population moved from 10,332 to 10,044 from 2014 to 2024 — a -2.8% change. 1 ZIPs gained residents, 1 lost.

The county's wealthiest ZIP 42743 (Greensburg, $49,457 median) and poorest ZIP 42782 (Summersville, $39,193) are 8.0 miles apart — a 1.3× income gap across local geography.

Median home values vary 1.5× across this county — from $90,000 in 42782 (Summersville) to $136,400 in 42743 (Greensburg).

Density varies across the county — from 18 people/sq mi in 42782 (Summersville) to 45 in 42743 (Greensburg).

Educational attainment ranges from 17.4% bachelor's+ in 42782 (Summersville) to 18.0% in 42743 (Greensburg) — the breadth of educational profiles across the area.

Within Kentucky, this is the #96 most populous of 120 counties and ranks #100 for median household income .

Weighted by population, the typical household earns about $48,740 across the county — reflecting what a typical resident sees, not a simple ZIP average.

18.0% of adults age 25+ hold a bachelor's degree or higher (1,313 of 7,297 reporting).

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

Stories about Green 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.

Greensburg

All ZIP Codes in Green County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
42743GreensburgStandard9,342$49,457206.11.5%
42782SummersvilleStandard702$39,19339.5-37.8%

Adjacent & Nearby Counties