EnglishSenator Mark Kelly is on Twitter (X) as @SenMarkKelly, with 288,755 followers and 4,173 posts. A typical post draws 609 interactions, an engagement rate of 0.211% per follower. It has been on X since November 2020, an account age of 5 years.
Engagement
A typical post picks up 609 interactions against 289K followers, an engagement rate of 0.211%. Measured over 42 original posts, its engagement rate beats 72% of 20,444 tracked accounts of a similar size, which puts it in the middle of its size range rather than at either end. Posts are seen about 15K times each, and 4.16% of those impressions turn into an interaction. That is about 5.07% of the follower count, which is the gap between an audience on paper and an audience in a timeline.
Measured over 42 original posts from a 30-day window, last computed on October 22, 2026. Recurring tag: #chiricahuanationalparkact.
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Bio
United States Senator for Arizona. Father, husband, Navy combat veteran, and retired NASA astronaut.
Notable followers
The biggest accounts in our directory following @SenMarkKelly.
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Senator Mark Kelly on Twitter (X) - frequently asked questions
- What is the Twitter handle for Senator Mark Kelly?
- Senator Mark Kelly posts on Twitter (X) as @SenMarkKelly. The profile is at x.com/SenMarkKelly, and the View on X button at the top of this page opens it.
- How many followers does Senator Mark Kelly have on Twitter?
- Senator Mark Kelly (@SenMarkKelly) has 288,755 followers on Twitter (X). The count is refreshed continuously from public data.
- When did Senator Mark Kelly join Twitter?
- Senator Mark Kelly joined Twitter (X) in November 2020. The @SenMarkKelly account is 5 years old. Searches for Senator Mark Kelly age often mean a personal age, which we do not publish. The figure here is the account age only.