Boulder on X: trending history

Boulder has trended in 18 locations since 23 March 2021, reaching #1 in Colorado Springs, United States. It was last on a list 1 November 2026.

First seen
23 Mar 2021
Last seen
1 Nov 2026
Locations
18
Best rank
#1 Colorado Springs, United States

Biggest days

23 Mar 2021
14 locations
24 Mar 2021
2 locations
31 Dec 2021
3 locations
27 Mar 2022
2 locations
2 Jun 2025
4 locations
3 Jun 2025
4 locations

Where it trended most

Every time it trended

List updates per year, all locations.

2021
21 updates, 4 days
2022
2 updates, 1 day
2023
6 updates, 4 days
2024
2 updates, 1 day
2025
9 updates, 3 days
2026
4 updates, 2 days

Post volume on its busiest days

Highest volume recorded with the trend; 9 days have a figure.

  • 24 March 2021985,291 posts
  • 23 March 2021939,906 posts
  • 2 June 2025478,000 posts
  • 3 June 2025276,000 posts
  • 31 December 202187,832 posts

From twtData's records of X trends in 450+ locations: the biggest countries every hour, the rest once a day. An "update" is one snapshot that listed this topic. Rank and hours on the lists count from November 2025, when our snapshots started keeping X's order; earlier days count only for locations and dates. 2 hours on the lists since then. Counted across 2 spellings.