File storage
What does 400 Box users cost in 2026?
At list pricing on the Business plan ($20/user/mo, billed annual), 400 users run $8,000/month or $96,000/year. Real invoices vary with negotiated discounts, add-ons, and mid-cycle changes.
Monthly
$8,000
Annual
$96,000
Typical shelfware (40%)
$38,400/yr
All Box plans at 400 users
| Plan | Per user/mo | Total monthly | Total annual |
|---|---|---|---|
Business Unlimited storage, 5 GB uploads | $20 | $8,000 | $96,000 |
Business Plus Unlimited external collaborators | $33 | $13,200 | $158,400 |
Enterprise Password policy, custom terms | $47 | $18,800 | $225,600 |
Source: Box pricing page. List price, USD, annual billing where offered.
The number nobody puts on the pricing page
SeatMap.AI's Shelfware Index shows the median Box team runs at 40% inactive seats. On a 400-user Business plan, that's $38,400/year paid for users that never showed up.
Other team sizes
5 users10 users15 users20 users25 users40 users50 users75 users100 users150 users200 users250 users300 users500 users750 users1000 users2000 users3000 users5000 users