Youngest ZIP codes in Randolph County, IN

These are the 8 ZIP codes in Randolph County with the lowest median age, out of 8 with at least 1,000 residents. 47368 (Parker City, 37.6), 47393 (Williamsburg, 37.7) and 47390 (Union City, 38.9) lead the list. There is no single "best" ZIP code in Randolph 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 Randolph County

RankZIPMailing cityMedian ageResidentsHouseholdsResidential mailboxes
147368Parker City37.6 ±4.72,086830902
247393Williamsburg37.7 ±13.11,907578—
347390Union City38.9 ±6.14,9722,1012,244
447394Winchester40.8 ±3.37,8793,3073,412
547340Farmland41.8 ±5.83,0511,306933
647380Ridgeville46.1 ±3.71,924770807
747355Lynn46.2 ±5.63,0291,379—
847354Losantville47.9 ±9.21,182521392

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; 8 of 10 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 8,122 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 47368 on the EDDM route map

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Businesses that mail these ZIP codes

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Frequently asked questions

Which ZIP code in Randolph County has the lowest median age?
47368 (Parker City), at 37.6 (±4.7), among 8 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.