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

45052 (North Bend), at 53.6 (±5.9), among 49 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, OH

These are the 25 ZIP codes in Hamilton County with the highest median age, out of 49 with at least 1,000 residents. 45052 (North Bend, 53.6), 45252 (Cincinnati, 53.5) and 45241 (Cincinnati, 45.6) 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	45052	North Bend	53.6 ±5.9	4,236	1,647	1,531
2	45252	Cincinnati	53.5 ±8.5	4,684	1,934	2,061
3	45241	Cincinnati	45.6 ±3.1	23,955	10,651	10,692
4	45247	Cincinnati	45.6 ±4.6	23,617	9,730	10,288
5	45248	Cincinnati	44.1 ±2.6	22,576	9,481	10,433
6	45255	Cincinnati	44.1 ±2.6	22,313	9,572	9,795
7	45224	Cincinnati	44.0 ±4.8	21,900	9,535	9,556
8	45243	Cincinnati	44.0 ±2.5	16,103	6,217	6,111
9	45140	Loveland	41.6 ±1.9	57,211	22,015	22,660
10	45242	Cincinnati	41.3 ±1.2	22,623	9,064	10,391
11	45233	Cincinnati	41.2 ±2.5	15,981	5,845	6,114
12	45231	Cincinnati	41.1 ±2.7	40,463	16,911	17,706
13	45244	Cincinnati	40.8 ±1.7	28,511	10,961	11,210
14	45237	Cincinnati	40.5 ±3.0	20,903	10,209	10,106
15	45217	Cincinnati	40.1 ±6.2	6,454	2,676	3,045
16	45236	Cincinnati	39.9 ±2.9	24,513	11,872	11,947
17	45030	Harrison	39.8 ±2.0	21,640	8,436	9,650
18	45246	Cincinnati	39.7 ±3.8	13,527	5,906	7,088
19	45229	Cincinnati	39.5 ±4.0	13,529	6,794	6,826
20	45218	Cincinnati	39.5 ±2.7	3,836	1,546	1,704
21	45215	Cincinnati	39.1 ±1.3	30,586	12,783	13,359
22	45251	Cincinnati	39.1 ±2.6	20,254	7,843	8,956
23	45249	Cincinnati	39.1 ±2.8	14,490	5,638	6,027
24	45174	Terrace Park	37.9 ±3.5	2,321	745	807
25	45230	Cincinnati	37.7 ±2.6	27,501	11,867	13,024

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; 49 of 55 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 33,443 households, on 60 carrier routes with 35,005 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 45052 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?: 45052 (North Bend), at 53.6 (±5.9), among 49 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.