Which ZIP code in Hamilton County has the highest median age?

46069 (Sheridan), at 45.0 (±4.7), among 13 ZIP codes with at least 1,000 residents.

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.

Oldest ZIP codes in Hamilton County, IN

These are the 13 ZIP codes in Hamilton County with the highest median age, out of 13 with at least 1,000 residents. 46069 (Sheridan, 45.0), 46031 (Atlanta, 44.7) and 46034 (Cicero, 44.2) lead the list. There is no single "best" ZIP code in Hamilton County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Oldest ZIP codes in Hamilton County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	46069	Sheridan	45.0 ±4.7	7,504	3,162	3,611
2	46031	Atlanta	44.7 ±5.0	2,456	896	834
3	46034	Cicero	44.2 ±2.7	7,531	3,253	3,021
4	46280	Indianapolis	42.9 ±4.8	7,514	3,596	3,882
5	46033	Carmel	41.7 ±0.8	40,881	14,512	14,816
6	46032	Carmel	39.9 ±1.2	51,515	20,557	23,777
7	46037	Fishers	38.5 ±1.0	48,713	17,161	19,376
8	46062	Noblesville	37.6 ±1.5	41,060	14,879	17,889
9	46074	Westfield	37.1 ±1.5	48,901	17,758	24,902
10	46040	Fortville	36.5 ±3.2	15,943	5,476	7,532
11	46038	Fishers	36.3 ±1.5	43,754	17,281	18,142
12	46060	Noblesville	35.8 ±1.8	47,610	18,331	20,111
13	46030	Arcadia	35.4 ±6.8	3,035	1,101	756

How we ranked them

Ranked by median age of all residents, highest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 13 of 14 qualify.

Which of these to mail, and why

Older ZIP codes respond to health care, hearing and vision, Medicare plans, home safety, estate planning and services that come to the door.

The top five ZIP codes on this list hold 25,419 households, on 46 carrier routes with 26,164 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 46069 on the EDDM route map

More rankings

Businesses that mail these ZIP codes

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Frequently asked questions

Which ZIP code in Hamilton County has the highest median age?: 46069 (Sheridan), at 45.0 (±4.7), among 13 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median age of all residents, highest 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.