Youngest ZIP codes in Barren County, KY
These are the 7 ZIP codes in Barren County with the lowest median age, out of 7 with at least 1,000 residents. 42160 (Park City, 29.7), 42123 (Austin, 33.0) and 42166 (Summer Shade, 38.8) lead the list. There is no single "best" ZIP code in Barren County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.
Youngest ZIP codes in Barren County
| Rank | ZIP | Mailing city | Median age | Residents | Households | Residential mailboxes |
|---|---|---|---|---|---|---|
| 1 | 42160 | Park City | 29.7 ±8.2 | 2,822 | 844 | 928 |
| 2 | 42123 | Austin | 33.0 ±18.2 | 1,149 | 473 | 371 |
| 3 | 42166 | Summer Shade | 38.8 ±6.0 | 2,691 | 980 | 1,065 |
| 4 | 42141 | Glasgow | 40.2 ±1.2 | 31,506 | 12,774 | 14,338 |
| 5 | 42133 | Fountain Run | 40.6 ±9.0 | 1,456 | 592 | 700 |
| 6 | 42171 | Smiths Grove | 41.3 ±3.9 | 6,723 | 2,631 | 3,356 |
| 7 | 42127 | Cave City | 43.9 ±2.8 | 7,030 | 3,012 | 2,779 |
How we ranked them
Ranked by median age of all residents, lowest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 7 of 11 qualify.
Which of these to mail, and why
Younger ZIP codes skew toward renters, students and young families: fitness, quick-service food, apartments, entertainment and first-time-buyer offers.
The top five ZIP codes on this list hold 15,663 households, on 38 carrier routes with 17,402 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.
Open 42160 on the EDDM route map
More rankings
- Richest ZIP codes in Barren County
- ZIP codes with the highest home values in Barren County
- ZIP codes with the highest homeownership in Barren County
- ZIP codes with the most families with kids in Barren County
- ZIP codes with the most new movers in Barren County
- Oldest ZIP codes in Barren County
- Fastest-growing ZIP codes in Barren County
- All Barren County ZIP codes
Businesses that mail these ZIP codes
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EDDM guides
Frequently asked questions
- Which ZIP code in Barren County has the lowest median age?
- 42160 (Park City), at 29.7 (±8.2), among 7 ZIP codes with at least 1,000 residents.
- How is this ranking calculated?
- Ranked by median age of all residents, lowest first (ACS 5-year estimates, 2020–2024).
- Why are some ZIP codes missing?
- ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.