Which ZIP code in San Joaquin County has the lowest median age?

95205 (Stockton), at 30.6 (±1.2), among 29 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 San Joaquin County, CA

These are the 25 ZIP codes in San Joaquin County with the lowest median age, out of 29 with at least 1,000 residents. 95205 (Stockton, 30.6), 95206 (Stockton, 31.4) and 95207 (Stockton, 33.1) lead the list. There is no single "best" ZIP code in San Joaquin 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 San Joaquin County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	95205	Stockton	30.6 ±1.2	39,608	10,646	10,942
2	95206	Stockton	31.4 ±1.0	68,558	17,629	18,184
3	95207	Stockton	33.1 ±1.0	52,414	18,971	18,946
4	95210	Stockton	33.1 ±1.1	41,549	11,898	12,319
5	95330	Lathrop	33.8 ±1.5	35,395	8,892	11,802
6	95240	Lodi	34.1 ±1.1	50,517	16,064	16,933
7	95376	Tracy	34.7 ±1.3	54,488	16,981	17,306
8	95320	Escalon	34.7 ±3.0	13,500	4,662	4,528
9	95391	Tracy	35.1 ±1.6	25,574	7,097	9,181
10	95202	Stockton	35.1 ±4.8	7,066	3,380	3,593
11	95203	Stockton	35.2 ±2.6	15,930	5,392	5,783
12	95337	Manteca	35.3 ±1.8	48,731	14,079	16,792
13	95231	French Camp	35.5 ±3.6	3,896	538	800
14	95686	Thornton	36.1 ±6.5	1,171	395	—
15	95209	Stockton	36.4 ±1.2	47,409	13,759	13,956
16	95377	Tracy	36.7 ±1.4	37,739	10,170	12,874
17	95204	Stockton	36.7 ±2.4	31,035	11,405	11,744
18	95215	Stockton	36.9 ±1.7	24,847	6,580	7,339
19	95304	Tracy	37.3 ±3.1	15,841	4,949	4,998
20	95219	Stockton	37.4 ±2.2	31,713	11,517	12,387
21	95336	Manteca	38.2 ±1.4	50,185	16,200	17,151
22	95632	Galt	38.4 ±1.4	32,493	10,275	10,941
23	95212	Stockton	38.8 ±1.9	28,437	8,187	8,915
24	95236	Linden	39.6 ±7.5	4,490	1,670	1,378
25	95220	Acampo	40.0 ±3.5	7,931	2,609	2,441

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; 29 of 33 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 68,036 households, on 112 carrier routes with 72,193 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 95205 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 San Joaquin County has the lowest median age?: 95205 (Stockton), at 30.6 (±1.2), among 29 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.