C40 Cities Add us as a preferred source on Google
🔄 Data last refreshed 1 month ago
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Make a deal with C40 Cities
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
111.3K
Posts
34.1K
Following
3.3K
Account age
16 yrs
💰 Suggested sponsorship rate
$624 – $1K / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor C40 Cities
📊 Activity & format
Posting cadence
0.06 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly images
Recent: 4 video · 12 image · 2 text.
Follower / following
33×
Follows 3.3K back. A strong ratio — an audience that follows them, not a follow-for-follow network.
Recent posts
View on X ↗
🎥LIVE from the #C40Summit: Mayors, business leaders, global influencers, philanthropists, campaigners, youth leaders, scientists & residents unite to demonstrate what a strong global coalition #UnitedInAction can achieve. Tune in now:
Governor of Tokyo @ecoyuri & Governor of Jakarta @aniesbaswedan have been elected Vice-Chairs of C40 Steering Committee to provide strategic direction for our global network of cities committed to addressing the climate crisis. https:/…
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Today, C40 mayors released a statement of principles
to build a better, more sustainable and fairer society out of the recovery from the #COVID19 crisis. https://t.co/bVyU84sZAI
The city of Milan has announced that 35km of streets will be transformed over the summer, with a rapid, experimental citywide expansion of cycling and walking space to protect residents as #Covid19 restrictions are lifted. @BeppeSala @Comu…
▶
Young leaders like @NakabuyeHildaF are speaking powerful, difficult truths to create #TheFutureWeWant. The voices of these young people must be heard. Watch below 📺
Copenhagen has set a goal to become the world's first carbon-neutral city by 2025, and CO2 emissions are already down by 50% since 1995! We'll see you there in October for the C40 Mayors Summit! #Cities4Climate (📸 Martin Heiberg © Copenhag…
Green roofs cool our cities from the top down. See how #Melbourne is transforming its rooftops. https://t.co/VbqSyjiNeg #CoolCities ✅
#Paris will double the length of its cycling lanes to more than 1,000 kilometres by 2020! #HealthyStreets
Barcelona aims to give the streets back to their residents by creating super-blocks. The city aims to free up nearly 60% of streets currently used by cars and turn them into “citizen spaces” for leisure, culture, community and greening pur…
#DYK... a single tree can filter as much as a third of the nearby pollution? One of the most effective actions a city can take is to plant more trees. via @nature_org https://t.co/2XVd0TTN1M
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Today, cities are responsible for 70% of global emissions – building greener cities could change that #WorldCitiesDay ... 🎥: @WATG
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Take a look back at the 1st ever #Together4Climate event: 2 amazing days for cities' ambitious commitments on how to tackle #ClimateChange 💪
Governor of Tokyo @ecoyuri & Governor of Jakarta @aniesbaswedan have been elected Vice-Chairs of C40 Steering Committee to provide strategic direction for our global network of cities committed to addressing the climate crisis. https:/…
▶
Today, C40 mayors released a statement of principles
to build a better, more sustainable and fairer society out of the recovery from the #COVID19 crisis. https://t.co/bVyU84sZAI
The city of Milan has announced that 35km of streets will be transformed over the summer, with a rapid, experimental citywide expansion of cycling and walking space to protect residents as #Covid19 restrictions are lifted. @BeppeSala @Comu…
▶
Young leaders like @NakabuyeHildaF are speaking powerful, difficult truths to create #TheFutureWeWant. The voices of these young people must be heard. Watch below 📺
Copenhagen has set a goal to become the world's first carbon-neutral city by 2025, and CO2 emissions are already down by 50% since 1995! We'll see you there in October for the C40 Mayors Summit! #Cities4Climate (📸 Martin Heiberg © Copenhag…
Green roofs cool our cities from the top down. See how #Melbourne is transforming its rooftops. https://t.co/VbqSyjiNeg #CoolCities ✅
#Paris will double the length of its cycling lanes to more than 1,000 kilometres by 2020! #HealthyStreets
Barcelona aims to give the streets back to their residents by creating super-blocks. The city aims to free up nearly 60% of streets currently used by cars and turn them into “citizen spaces” for leisure, culture, community and greening pur…
#DYK... a single tree can filter as much as a third of the nearby pollution? One of the most effective actions a city can take is to plant more trees. via @nature_org https://t.co/2XVd0TTN1M
▶
Today, cities are responsible for 70% of global emissions – building greener cities could change that #WorldCitiesDay ... 🎥: @WATG
▶
Take a look back at the 1st ever #Together4Climate event: 2 amazing days for cities' ambitious commitments on how to tackle #ClimateChange 💪
💡 Facts
🗓️Joined X in 2010 — 16 years ago.
📤Posts about 0.1× per week.
💬1.48% engagement rate.
🏅Earned the 100K Followers for passing 100K followers.
🕵️ Fake follower check
Estimated52/100
Fair
Credibility score
82%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 82% real, active audience · Low fake-follower risk.
- Limited engagement data — score uses the signals available.
- Organic base — far more followers than accounts it follows.
- Established account (16+ years old).
- 1.48% engagement — below the ~14.4% typical for this size.
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
A global network of city mayors delivering urgent climate solutions.
Protecting the people and places we love. 🌳🌍🌆💚
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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How many followers does C40 Cities have?
C40 Cities has 111,349 followers on X.
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