Hardin County growth guide: why buyers keep moving south of Louisville

Hardin County by the numbers

Hardin County's population was about 106,970 in 2010 and is estimated near 113,000 in the mid-2020s — roughly six percent growth and the sixth largest county in Kentucky. Census estimates show a climb from 110,703 in 2020 to about 112,826 in 2024, which is a steady trend rather than a spike.

Steady population growth plus large regional employers is the combination that keeps housing demand broad across price ranges instead of concentrated at the top.

What jobs actually drive housing demand here?

Fort Knox remains the region's largest employer and the most reliable driver — thousands of active duty, civilian, and veteran households cycling through Radcliff, Vine Grove, and Elizabethtown every year.

Beyond the installation, the Elizabethtown–Fort Knox metro has drawn advanced manufacturing and logistics investment for a decade, with local manufacturers putting hundreds of millions into new and expanded facilities. The Glendale battery park added a chapter to that story, and its 2025–2026 course change is a reminder that no single employer is the whole market.

What does the growth mean for buyers?

Hardin County still offers what pushes buyers south of Louisville in the first place.

• A range of price points, from starter homes to new construction and small acreage
• An employer base broad enough to support long-term values
• I-65, the Bluegrass Parkway, and the Western Kentucky Parkway for commuters
• The flip side: affordable homes near job centers and interchanges still move quickly

What does it mean for homeowners and sellers?

Growth supports equity, but it doesn't price your home. Move-in-ready homes within a reasonable commute of Fort Knox and the I-65 corridor see the shortest days on market, and homes with updates, finished basements, or acreage draw the most competition.

If you might sell in the next 12 to 24 months, get a data-driven value range now rather than a ballpark — that's the number every other decision depends on.