Custom Merch for Nonprofits in Detroit, MI
Merch Mob makes fundraising tees and hoodies, volunteer shirts, and walk, run and ride shirts for nonprofits in Detroit, MI, at its shop in Montclair, CA, and ships them to Detroit. A median age of 35.2, against 38.9 for the US (Census ACS, 2020-2024), puts Detroit on the younger side, so offer the tee in a modern fit and add a hoodie as the higher-priced item younger supporters will buy.

Detroit by the numbers
Detroit has 649,095 residents, up 1.5% since 2020 (Census estimates).
Wayne County has 111 civic and social organizations with paid employees (Census County Business Patterns, 2023). That is 0.63 for every 10,000 residents, slightly below the national figure of 0.72. 86% of them employ fewer than 10 people. The count is about where it was in 2018 (115).
That Census category covers clubs, fraternal lodges, alumni groups and similar associations; many charities are counted in other categories.
Wayne County as a whole has 1,769,038 residents, down 1.4% since 2020. Wayne County has one civic or social organization for every 15,940 residents.
- Population, 2025
- 649,095
- Since 2020
- +1.5%
- County
- Wayne County
- Civic and social organizations in Wayne County, 2023
- 111
- Per 10,000 county residents
- 0.63 (US 0.72)
- Time zone
- Eastern
- Median age
- 35.2 (US 38.9)
- Warmest month, average high
- July, 84°F
- Coldest month, average low
- January, 20°F
- Days at 90°F or hotter, a year
- 13
- Nights at 32°F or colder, a year
- 112
- Rain and melted snow, a year
- 30 in
- Snow, a year
- 45 in
- USPS zone from the shop
- 8
Weather: Detroit City Airport station, 5 mi from Detroit's center (NOAA 1991-2020 Climate Normals); snow from the Detroit Metro Airport station. People: Census ACS 2020-2024. Counts: CBP 2023, by county, paid-employee establishments. Population: Census, July 2025.
What Detroit's weather means for nonprofits
Book walks, runs and outdoor volunteer days for May to September, the only stretch with average highs of 70°F or more; outside that window, participant shirts should be long-sleeve. Year-end thank-you gifts arrive in the cold here: average highs stay under 45°F from December to February, so an embroidered beanie or fleece sent to donors will get worn. Rain is moderate, about 30 inches of rain and melted snow a year, so cold is the bigger planning issue: print the volunteer mark on a hoodie as well as the tee for spring and fall events. About 45 inches of snow fall in a typical winter, so plan winter fundraisers for indoor venues and save the outdoor walk for the snow-free months. With about 112 nights a year at or below 32°F, early-morning volunteers in the cold months need a warm layer, so budget a hoodie or fleece for the setup crew as well as the event tee.
| Month in Detroit | Average high | Average low | Rain and melted snow (in) | What volunteers and supporters wear |
|---|---|---|---|---|
| January | 32°F | 20°F | 1.5 | Donor fleece and beanies |
| February | 35°F | 21°F | 1.4 | Donor fleece and beanies |
| March | 45°F | 28°F | 2 | Volunteer hoodies and donor crewnecks |
| April | 58°F | 39°F | 2.8 | Volunteer hoodies and donor crewnecks |
| May | 70°F | 50°F | 3.5 | Walk tees and volunteer shirts |
| June | 79°F | 60°F | 3.1 | Walk tees and volunteer shirts |
| July | 84°F | 65°F | 3.2 | Walk tees and volunteer shirts |
| August | 81°F | 64°F | 3.1 | Walk tees and volunteer shirts |
| September | 74°F | 56°F | 3.1 | Walk tees and volunteer shirts |
| October | 61°F | 45°F | 2.3 | Volunteer hoodies and donor crewnecks |
| November | 48°F | 34°F | 2.2 | Volunteer hoodies and donor crewnecks |
| December | 37°F | 26°F | 1.7 | Donor fleece and beanies |
Made in So Cal, shipped to Detroit.
Orders ship to Detroit from the shop; there is no office or pickup point in Michigan.
Detroit is about 1,949 miles from Merch Mob's shop in Montclair, CA, a straight-line distance. From the shop's ZIP code, Detroit is USPS zone 8. Detroit is on Eastern time, 3 hours ahead of the shop's Pacific time.
From the production floor
Merch Mob production in Southern California.




Ordering from Detroit
Which participant shirt suits a charity walk or run in Detroit?
Long sleeves for most of the year, since highs average under 65°F from October to April; save short sleeves for a race in the warm stretch, May to September.
More for Detroit
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