Voted Best Personal Trainer in Boston by Boston Common Magazine Personal Trainer 🏋🏼♂️ Brother, Son, Uncle, Podcaster 🎙 & Diehard Boston sports fan
Mark Cocuzzo is a verified Fitness creator on Instagram, tracked in the InstME index with 28.4K followers. The account has published 1,656 posts, currently around 3 posts a week. Engagement runs at 1.55%, or about 431 likes and 11 comments per post.
Onthemarkfitness has built an audience of 28.4K followers on Instagram over 1,656 posts as a Fitness account.
Among 6,024 Fitness accounts with 10K–100K followers in the InstME index, Onthemarkfitness's 1.55% engagement rate comes in below the median of 2.04%.
Followers weigh in with a comment about every 38 likes, a healthy amount of conversation.
Onthemarkfitness's output runs to about 3 posts per week.
Estimated sponsored-post value
$150–$290
Based on 28.4K followers and a 1.55% engagement rate, a single sponsored post by Onthemarkfitness is worth an estimated $150–$290. This is a modeled range, not a quoted rate, actual pricing varies by niche, content format, usage rights and exclusivity.
Audience (estimated)
Est.Predominantly men · mostly 18–34
Typical for Fitness creators, modeled from the niche, not measured for this account.
Content Focus
Primary: Fitness
| Metric | Onthemarkfitness | Cohort median |
|---|---|---|
| Engagement rate | 1.55% | 2.04% |
| Average likes | 431 | 523 |
| Average comments | 11 | 23 |
| Posts per week | 2.7 | 0.28 |
Median values from 6,024 Fitness accounts with 10K–100K followers in the InstME index, refreshed Jul 19, 2026.
Get advanced audience quality signals, growth trend analytics, historical snapshots, and top-performing content patterns.
No credit card needed
Last reviewed: Sep 17, 2026
Mark Cocuzzo is a verified fitness creator on Instagram, with 28.4K followers.
Mark Cocuzzo posts on Instagram as @onthemarkfitness.
Mark Cocuzzo has 28,442 followers on Instagram (28.4K) as of Sep 17, 2026.
Mark Cocuzzo's engagement rate is 1.55%, calculated from average likes and comments per post relative to followers. That is below the median of 2.04% for Fitness accounts with 10K–100K followers in the InstME index.
Posts by Mark Cocuzzo average 431 likes and 11 comments.
Mark Cocuzzo posts about 3 times per week on average.
Mark Cocuzzo is registered as a creator account on Instagram and is verified.
Mark Cocuzzo is categorized as a fitness account in the InstME index, based on the profile's bio and Instagram category across 1,656 posts.
Yes. Mark Cocuzzo carries the blue verified badge on Instagram.
Total Posts
1,656
Avg Comments
11
Engagement
0%
A sponsored post from Mark Cocuzzo is estimated at $150 to $290. This is a model based on audience size and engagement, not a rate card, so real pricing is set by the creator.