Numbers with their sources attached.
Every figure here is quoted from a published source, linked, and nothing is ours. Treat them as context, not gospel: several sources are vendor blogs summarising other reports, and engagement figures conflict because everyone uses a different formula.
of marketers struggle to measure influencer ROI; 48% say attribution is the biggest gap.
Source: Linqia, State of Influencer Marketing 2026of brands run influencer marketing fully in-house; 81% negotiate fees in-house.
Source: Influencer Marketing Hub, Benchmark Report; Net Influencerof enterprise marketers partner with specialist influencer agencies; creative strategy is the top differentiator.
Source: Linqia, State of Influencer Marketing 2026of brands have paid more or less than fair value for a creator deal (58% in the UK). 73% manage creator spend in spreadsheets and email; only 44% are confident they can negotiate fair rates.
Source: Billion Dollar Boy survey, via Net Influenceris what managers typically take from a creator deal; digital creator agencies typically take 10–20%.
Source: Dots, talent agency and manager deal splitswas Instagram's average engagement rate in Q2 2026. For accounts of 1–5K followers, carousels averaged 993 views against 580 for Reels.
Source: Socialinsider, Instagram benchmarksis the engagement rate another benchmark site reports for nano creators. The gap with 0.45% is mostly formula: each source calculates engagement differently.
Source: Nowadays, influencer engagement rate benchmarks 2026monthly follower growth is normal for Instagram accounts under 1,000 followers.
Source: Virallized, normal Instagram growth rate 2026views per video on average for TikTok accounts of 1–5K followers in 2025, down from 860.
Source: Socialinsider, TikTok statisticsof brands plan to expand nano and micro creator budgets, against 21% for macro.
Source: Influencer Marketing Hub, Benchmark Reportof consumers are uncomfortable with brands using AI influencers.
Source: Sprout Social, 2026 influencer marketing report