Data updated: July 2026
Jerónimo Castro ✓
@jero_castro · Instagram · fitness
About Jerónimo Castro
@jero_castro's followers & following
@jero_castro currently has 8,926 followers on Instagram and follows 862 accounts, a follower-to-following ratio of 10.35. That places the account in the nano tier of fitness creators.
@jero_castro's content
@jero_castro has published 246 posts to date, working across reels, carousels, stories, static-posts. The account's content is classified under fitness, fitness, weight-loss, bodybuilding, nutrition. Bio: “Ayudo a HOMBRES OCUPADOS a perder 10kg de GRASA, a ganar MASA MUSCULAR y a reconstruir su vida entrenando solo 3 horas por semana”
AI quality check on @jero_castro
Zaver's AI analyzed this account across 20+ parameters before listing it publicly. No blocking issues were detected in our standard screening.
- Audience location & demographics
- Engagement quality & authenticity
- Follower growth patterns
- Signs of purchased followers
- Content niche classification
- Brand safety screening
- Posting activity & consistency
- Language & audience fit
@jero_castro's rankings on Zaver
Based on follower count among creators that passed Zaver's indexing quality bar.
@jero_castro's audience
Audience snapshot
80% male · 20% female
Core age group25-34
Collaboration pricing
Price tierstandard
Get the AI fair-price estimate → free trialWhich brands fit Jerónimo Castro?
Frequently asked questions
How many Instagram followers does @jero_castro have?
As of July 2026, @jero_castro has 8,926 followers (8.9K) on Instagram, follows 862 accounts, and has published 246 posts. Zaver refreshes these numbers on a rolling basis.
How do I contact @jero_castro?
Verified contact details for @jero_castro — including business email where available — are held in Zaver, alongside contacts for 77M+ other Instagram creators. Zaver users can unlock them instantly and reach out with AI-personalized outreach. Unlock @jero_castro's contact info — free trial →
How much does @jero_castro charge for a sponsored post?
@jero_castro sits in the standard price tier on Zaver, based on follower scale, engagement and niche. Zaver's AI pricing model also produces a fair per-post price range with justification, so brands can negotiate from data instead of guessing. Get the AI fair-price estimate →
What is @jero_castro's net worth?
@jero_castro's net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 8.9K followers and a standard price tier in fitness, brand collaborations are a meaningful income stream — Zaver's AI pricing model estimates what each placement is worth. See the earning-potential estimate →
Does @jero_castro have fake followers?
Zaver's AI authenticity check scores @jero_castro 90/100, based on 20+ signals including engagement quality, follower growth patterns and signs of purchased followers. That indicates a predominantly genuine audience. Run the full authenticity check →
Who follows @jero_castro?
@jero_castro's 8.9K followers skew 80% male / 20% female, core age group 25-34. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @jero_castro's report on Zaver.
Which influencers are similar to @jero_castro?
Zaver lists comparable fitness creators in the "Influencers like @jero_castro" section on this page, matched by niche, audience size and engagement. Zaver users can also search all 39,215 vetted fitness creators with plain-English queries.
