Which ZIP code in St. Clair County has the lowest median age?

35120 (Odenville), at 35.7 (±1.7), among 14 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 St. Clair County, AL

These are the 14 ZIP codes in St. Clair County with the lowest median age, out of 14 with at least 1,000 residents. 35120 (Odenville, 35.7), 35125 (Pell City, 36.2) and 35173 (Trussville, 40.0) lead the list. There is no single "best" ZIP code in St. Clair 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 St. Clair County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	35120	Odenville	35.7 ±1.7	17,730	6,318	7,633
2	35125	Pell City	36.2 ±4.3	11,279	4,112	4,596
3	35173	Trussville	40.0 ±1.4	31,603	11,364	12,386
4	35146	Springville	40.5 ±2.1	13,973	4,780	5,357
5	35987	Steele	41.3 ±5.5	2,861	1,017	1,185
6	35135	Riverside	41.8 ±8.4	1,718	667	909
7	35094	Leeds	42.0 ±2.9	14,854	5,726	7,003
8	35004	Moody	43.2 ±2.8	12,155	4,869	5,054
9	35972	Gallant	43.4 ±13.8	1,291	521	546
10	35128	Pell City	45.0 ±4.3	10,546	4,169	5,024
11	35131	Ragland	46.5 ±6.8	3,363	1,477	1,684
12	35054	Cropwell	49.0 ±7.9	4,593	1,638	2,134
13	35178	Vincent	50.4 ±9.9	3,078	1,191	1,576
14	35953	Ashville	51.8 ±4.9	7,083	2,696	3,065

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; 14 of 16 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 27,591 households, on 50 carrier routes with 31,157 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 35120 on the EDDM route map

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Frequently asked questions

Which ZIP code in St. Clair County has the lowest median age?: 35120 (Odenville), at 35.7 (±1.7), among 14 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.