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

37118 (Milton), at 51.3 (±18.8), among 15 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 Rutherford County, TN

These are the 15 ZIP codes in Rutherford County with the highest median age, out of 15 with at least 1,000 residents. 37118 (Milton, 51.3), 37014 (Arrington, 50.6) and 37085 (Lascassas, 41.5) lead the list. There is no single "best" ZIP code in Rutherford 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 Rutherford County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	37118	Milton	51.3 ±18.8	1,094	424	611
2	37014	Arrington	50.6 ±7.0	3,227	1,250	1,607
3	37085	Lascassas	41.5 ±3.4	5,853	1,992	2,109
4	37020	Bell Buckle	41.4 ±4.5	5,000	1,998	2,173
5	37149	Readyville	41.3 ±8.2	2,602	937	1,161
6	37153	Rockvale	41.0 ±2.5	5,682	1,982	2,619
7	37060	Eagleville	38.8 ±3.5	3,396	1,079	1,269
8	37129	Murfreesboro	37.1 ±2.0	63,652	23,583	26,616
9	37037	Christiana	37.0 ±2.3	9,855	3,128	4,140
10	37167	Smyrna	34.9 ±1.1	66,504	23,225	27,703
11	37127	Murfreesboro	34.1 ±2.2	21,499	7,056	9,260
12	37086	La Vergne	33.4 ±1.4	38,872	12,887	13,722
13	37130	Murfreesboro	32.9 ±1.2	58,064	23,624	26,730
14	37128	Murfreesboro	32.6 ±1.2	79,268	28,968	32,298
15	37132	Murfreesboro	19.4 ±0.2	2,704	0	—

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; 15 of 15 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 6,601 households, on 15 carrier routes with 7,661 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 37118 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 Rutherford County has the highest median age?: 37118 (Milton), at 51.3 (±18.8), among 15 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.