Custom Merch for Nonprofits in Oakland, CA
Merch Mob makes fundraising tees and hoodies, volunteer shirts, and walk, run and ride shirts for nonprofits in Oakland, CA, at its shop in Montclair, CA, and ships them to Oakland. At 37.9, the median age in Oakland sits a little under the national 38.9 (Census ACS, 2020-2024), so supporters span every age; a unisex tee in a full size run, plus youth sizes for families, covers most of them.

Oakland by the numbers
Oakland's population has held steady since 2020, at 440,838 residents (Census estimates).
Alameda County has 121 civic and social organizations with paid employees (Census County Business Patterns, 2023). That is 0.74 for every 10,000 residents, slightly above the national figure of 0.72. 76% of them employ fewer than 10 people. The count is up 8% from 112 in 2018.
That Census category covers clubs, fraternal lodges, alumni groups and similar associations; many charities are counted in other categories.
Alameda County as a whole has 1,636,630 residents, down 2.7% since 2020. Alameda County has one civic or social organization for every 13,530 residents.
- Population, 2025
- 440,838
- Since 2020
- +0%
- County
- Alameda County
- Civic and social organizations in Alameda County, 2023
- 121
- Per 10,000 county residents
- 0.74 (US 0.72)
- Time zone
- Pacific
- Median age
- 37.9 (US 38.9)
- Warmest month, average high
- September, 74°F
- Coldest month, average low
- January, 42°F
- Days at 90°F or hotter, a year
- 6
- Nights at 32°F or colder, a year
- 3
- Rain, a year
- 19 in
- USPS zone from the shop
- 4
Weather: Oakland International Airport station, 5 mi from Oakland's center (NOAA 1991-2020 Climate Normals). People: Census ACS 2020-2024. Counts: CBP 2023, by county, paid-employee establishments. Population: Census, July 2025.
What Oakland's weather means for nonprofits
Summer peaks at an average high of 74°F in September, warm enough for short sleeves without much heat stress, so a summer walk can go out in cotton tees. Average highs stay under 65°F from November to March, so cold-season volunteer days need long sleeves, and a fleece thank-you gets worn right away. Seasons are gentle, and even January nights only fall to an average low of 42°F, so short-sleeve and long-sleeve versions of one volunteer shirt cover events in every month.
| Month in Oakland | Average high | Average low | Rain (in) | What volunteers and supporters wear |
|---|---|---|---|---|
| January | 58°F | 42°F | 3.4 | Volunteer hoodies and donor crewnecks |
| February | 60°F | 45°F | 3.5 | Volunteer hoodies and donor crewnecks |
| March | 63°F | 47°F | 2.7 | Volunteer hoodies and donor crewnecks |
| April | 66°F | 49°F | 1.4 | Long-sleeve race shirts |
| May | 68°F | 52°F | 0.6 | Long-sleeve race shirts |
| June | 71°F | 54°F | 0.2 | Walk tees and volunteer shirts |
| July | 72°F | 56°F | 0 | Walk tees and volunteer shirts |
| August | 72°F | 57°F | 0 | Walk tees and volunteer shirts |
| September | 74°F | 56°F | 0.1 | Walk tees and volunteer shirts |
| October | 72°F | 51°F | 0.9 | Walk tees and volunteer shirts |
| November | 64°F | 46°F | 2 | Volunteer hoodies and donor crewnecks |
| December | 58°F | 42°F | 3.8 | Volunteer hoodies and donor crewnecks |
Made in So Cal, shipped to Oakland.
Orders ship to Oakland from the shop; there is no office or pickup point in California.
Oakland is about 361 miles from Merch Mob's shop in Montclair, CA, a straight-line distance. From the shop's ZIP code, Oakland is USPS zone 4. Oakland shares the shop's Pacific time zone.
From the production floor
Merch Mob production in Southern California.




Ordering from Oakland
Which participant shirt suits a charity walk or run in Oakland?
Cotton or a cotton blend in short sleeves suits a race from June to October, since summer heat stays moderate here; switch to a long sleeve for November to March, when highs fall below 65°F.
More for Oakland
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