Which ZIP code in Salt Lake County has the lowest median age?

84112 (Salt Lake City), at 19.9 (±0.5), among 37 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.

Youngest ZIP codes in Salt Lake County, UT

These are the 25 ZIP codes in Salt Lake County with the lowest median age, out of 37 with at least 1,000 residents. 84112 (Salt Lake City, 19.9), 84102 (Salt Lake City, 29.4) and 84096 (Herriman, 29.7) lead the list. There is no single "best" ZIP code in Salt Lake 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 Salt Lake County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	84112	Salt Lake City	19.9 ±0.5	2,841	235	629
2	84102	Salt Lake City	29.4 ±1.0	18,777	10,383	10,678
3	84096	Herriman	29.7 ±0.8	74,603	21,652	25,517
4	84119	West Valley City	30.7 ±1.5	50,070	15,914	—
5	84128	West Valley City	30.9 ±1.8	32,126	8,414	8,361
6	84120	West Valley City	31.3 ±1.0	50,799	13,847	14,581
7	84081	West Jordan	31.4 ±1.3	52,314	15,173	—
8	84101	Salt Lake City	31.8 ±2.4	9,381	5,727	—
9	84118	Salt Lake City	32.2 ±1.3	42,853	12,243	11,431
10	84070	Sandy	32.3 ±1.3	30,472	11,540	12,542
11	84116	Salt Lake City	32.4 ±1.1	38,625	14,095	14,795
12	84111	Salt Lake City	32.6 ±1.2	12,782	7,915	—
13	84115	Salt Lake City	33.0 ±1.3	28,882	13,115	—
14	84047	Midvale	33.1 ±1.0	37,411	16,280	—
15	84044	Magna	33.4 ±2.0	30,031	9,131	11,561
16	84104	Salt Lake City	33.6 ±1.6	23,420	8,135	8,265
17	84108	Salt Lake City	33.6 ±2.3	22,390	7,850	8,260
18	84009	South Jordan	33.8 ±1.4	44,186	13,424	—
19	84065	Riverton	34.3 ±1.1	50,768	15,790	—
20	84020	Draper	34.3 ±1.6	50,278	16,981	18,796
21	84088	West Jordan	34.5 ±1.1	39,228	13,082	12,902
22	84084	West Jordan	34.5 ±1.3	31,542	10,260	10,101
23	84123	Salt Lake City	34.7 ±1.0	37,054	14,258	—
24	84105	Salt Lake City	35.0 ±1.7	23,491	10,434	—
25	84106	Salt Lake City	35.4 ±0.9	35,213	15,950	17,712

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; 37 of 42 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 56,598 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 84112 on the EDDM route map

More rankings

Businesses that mail these ZIP codes

Map it and price it

EDDM guides

Frequently asked questions

Which ZIP code in Salt Lake County has the lowest median age?: 84112 (Salt Lake City), at 19.9 (±0.5), among 37 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.