ZIP Codes of Harrison County, KY

Population & People
Population & People
Total Population
19,762
Household Income
Household Income
Median Income
$72,254
Housing
Housing
Total Housing Units
8,268
Business & Economy
Business & Economy
Total Businesses
301
Employment
Employment
Employment Rate
56.94%
Education
Education
Bachelor's Degree+
21.64%
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:606 / 859
Timezone:Eastern (GMT -05:00)
Local Time:2:12:19 PM
Population:19,762 [See All]
FIPS:21097
Land Area:323 sq mi
Water Area:4 sq mi
Coordinates:38.4808, -84.3423
Quick Link:
https://www.zip-codes.com/county/ky-harrison.asp
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Kentucky's #56 most populous county
19,762 residents across 2 ZIPs — #56 of 120 Kentucky counties.

Standout ZIPs in this County


Most Populous
Cynthiana · 16,624 people
84.1% of county total
Highest Income
Berry · $79,625 median
1.1× county average
Largest Land Area
Cynthiana · 235.8 sq mi
Spans the most ground
Fastest Growth
Berry · 19.8% (10-yr)
2,620 → 3,138 residents
Most Educated
Cynthiana · 24.1% bachelor's+
2,782 of 11,523 adults 25+

Things worth knowing about Harrison County


19,762 residents live across 2 ZIPs covering 323 sq mi, served by 2 distinct USPS-recognized cities.

Population moved from 18,262 to 19,762 from 2014 to 2024 — a +8.2% change. 2 ZIPs gained residents, 0 lost.

The county's wealthiest ZIP 41003 (Berry, $79,625 median) and poorest ZIP 41031 (Cynthiana, $64,883) are 8.6 miles apart — a 1.2× income gap across local geography.

Median home values vary 1.4× across this county — from $157,000 in 41003 (Berry) to $212,000 in 41031 (Cynthiana).

Density varies across the county — from 36 people/sq mi in 41003 (Berry) to 71 in 41031 (Cynthiana).

Educational attainment ranges from 7.2% bachelor's+ in 41003 (Berry) to 24.1% in 41031 (Cynthiana) — the breadth of educational profiles across the area.

Within Kentucky, this is the #56 most populous of 120 counties and ranks #20 for median household income with the #19 fastest decade growth .

Weighted by population, the typical household earns about $67,224 across the county — reflecting what a typical resident sees, not a simple ZIP average.

21.6% of adults age 25+ hold a bachelor's degree or higher (2,926 of 13,521 reporting).

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

Stories about Harrison 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.

Cynthiana

All ZIP Codes in Harrison County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
41031CynthianaStandard16,624$64,883235.86.3%
41003BerryStandard3,138$79,62587.719.8%

Adjacent & Nearby Counties