Social Media Tips & Strategies

How to Promote a Fundraiser on Social Media

By Spencer Lanoue
October 31, 2025

Trying to get your fundraiser noticed on social media can feel like shouting into the void, but a powerful campaign is well within your reach. Instead of just posting a link and hoping for the best, a thoughtful strategy can turn your followers into passionate donors. This guide breaks down the process with practical steps, from crafting a compelling story to keeping the momentum going until you hit your goal.

Groundwork: What to Do Before Your First Post

A successful social media fundraiser starts long before you hit "publish." Setting a solid foundation is the most important step, it ensures your message is clear, your goals are realistic, and your audience is ready to listen. Skipping this stage is like building a house without a blueprint - it's destined to be chaotic and unstable.

Map Out Your Story

People don’t donate to numbers or statistics, they donate to stories. Your first task is to define the emotional core of your fundraiser. Ask yourself these questions:

  • What is the problem you’re solving? Be specific. "Helping stray animals" is okay, but "Raising $5,000 to cover emergency vet bills for the 35 dogs we rescued from a hoarding situation" is much more powerful.
  • Who will the funds help? Put a face to the cause. Introduce a person, an animal, or a community that will directly benefit from the donations.
  • What is the tangible impact of a single donation? Break down your goal into understandable chunks. For example: "$10 feeds one shelter cat for a week," or "$25 provides a new backpack full of school supplies for a first-grader." This helps potential donors visualize the difference their contribution will make.

Write this narrative down. This isn’t just a backstory, it’s an emotional framework you will use across all your social media content.

Set a Clear, Attainable Goal

Your fundraising goal should be built on a real budget. Donors want to see that you've thought through the costs and aren't just picking a random number. A vague goal feels untrustworthy, while a specific goal shows you're serious. Create a simple breakdown of where the money will go.

A good budget might look like this:

  • Emergency veterinary care: $2,500
  • Food and supplies for one month: $1,500
  • Spay/neuter procedures: $1,000
  • Total Goal: $5,000

Publicly share your progress with a visual fundraising thermometer or regular updates. Showing how close you are to the goal creates a sense of urgency and community effort, encouraging last-minute donations to get you over the finish line.

Pick Your Platforms Wisely

You don't need to be on every social media platform. You need to be on the *right* ones. Think about where your likely supporters spend their time.

  • Facebook: Excellent for reaching community groups, family, and older demographics. Its event features and easily shareable posts make it a fundraiser powerhouse. Use it for detailed stories, photo albums, and live video updates.
  • Instagram: This is a visual platform, making it perfect for causes with strong imagery and video. Use Stories for daily, behind-the-scenes updates, polls, and countdowns. Use Reels for emotional, short-form video stories set to trending audio.
  • TikTok: The home of fast-paced, authentic video. If you can tell your story in a genuine and creative 30-second clip, you can tap into massive viral potential, especially with younger audiences.
  • X (formerly Twitter): Best for quick, text-based updates, linking to news, running live conversations, and partnering with public figures. Its fast-moving nature is great for sharing breaking news and milestone achievements.
  • LinkedIn: If your fundraiser is tied to professional development, a business cause, or a corporate social responsibility initiative, LinkedIn is the place to be. It’s perfect for reaching corporate partners and industry leaders.

Crafting Content That Connects and Converts

Once your foundation is solid, it's time to create content that stops the scroll and inspires action. This is a moment to blend your campaign's heart with smart social media tactics.

Lead with High-Quality Visuals

Social media is a visual medium. Grainy, poorly lit photos and shaky videos won’t communicate professionalism or urgency. You don't need a Hollywood budget, just your smartphone and a bit of care.

  • Photos: Focus on clear, emotionally resonant images. Show the 'before' (the problem) and paint a picture of the 'after' (the solution donations will fund). Pictures of smiling faces, healthy animals, or a thriving community garden are always effective. Use bright, natural lighting whenever possible.
  • Video: Video is the undisputed king of engagement. Short-form video - like Instagram Reels, TikToks, and YouTube Shorts - is especially effective for storytelling. Film a short interview with someone your cause supports, give a tour of the space you're trying to improve, or simply have a team member speak directly to the camera about why this fundraiser matters so much to them.
  • Graphics: Use free tools like Canva to create eye-catching graphics that share key information like your fundraising goal, important dates, and specific impact numbers (e.g., "$50 funds X"). Consistently use the same colors and fonts to create a recognizable campaign identity.

Write Captions That Tell a Story

A great visual will grab attention, but a powerful caption will drive the donation. Every caption should follow a simple formula:

  1. The Hook: Start with a strong opening sentence that sparks curiosity or emotion. Ask a question or state a surprising fact.
  2. The Context: This is where your core narrative comes in. Briefly explain the 'why' behind the fundraiser. Remind people of the problem you're solving.
  3. The Call to Action (CTA): Be direct and clear. Don't say "consider donating." Say, "Donate Today" or "Click the link in our bio to give." Tell people *exactly* what you want them to do. Always include the link to your fundraising page. On platforms like Instagram, where links don't work in captions, direct them clearly: "Link in bio!"

Example Caption:

"Can a single pair of shoes change a child's life? For kids in our community, it can mean the difference between going to school or staying home. We’re raising $2,000 to buy new, sturdy shoes for 100 students before the first day of school. Just $20 buys one pair. Let’s help these kids start the year off feeling confident and ready to learn. Donate today via the link in our bio!"

Building and Maintaining Momentum

Launching your fundraiser is just the beginning. The middle of a campaign is often the hardest part, as initial excitement fades. A consistent strategy is what separates successful campaigns from those that fizzle out after a few days.

Create a Posting Calendar

A scattered approach won't work. Plan your content in advance using a simple calendar. This relieves the stress of figuring out what to post each day and ensures your message stays consistent. Aim to post about your fundraiser at least once a day on active platforms like Instagram Stories and a few times a week on main feeds like Facebook and Instagram.

Your calendar should include a mix of content:

  • Updates: "We just hit the 25% mark! Thank you to the first 50 donors!"
  • Storytelling: Share a new photo or brief anecdote related to your cause.
  • Reminders: "Only one week left to help us reach our goal!"
  • Thank-Yous: Publicly shout out donors (with their permission) or volunteers to show appreciation and create social proof.

Engage with Every Single Comment

The "social" part of social media is your most powerful tool. When someone comments on your post, reply to them. Like their comment. Answer their questions. Every interaction is an opportunity to make someone feel seen and more connected to your cause. A responsive, engaged account feels personal and trustworthy, which is a big driver for donations.

Go Live to Create Urgency

Live video is an unfiltered, authentic way to connect with your audience in real-time. Schedule a live Q&A session to answer questions about the fundraiser. Host a live event, like a virtual tour or an interview with a team member. The spontaneous nature of live video creates excitement and can drive a surge of immediate donations, especially if you set a mini-goal for the duration of the livestream.

Final Thoughts

Successfully promoting a fundraiser on social media isn't about having a massive following, it's about combining a genuine, heartfelt story with a consistent and proactive strategy. If you plan your content, craft engaging visuals and captions, and actively manage your community, you’ll build a powerful campaign that connects with people and inspires them to contribute to your cause.

Thinking about all the posts, updates, platforms, and community replies can feel like a lot to juggle, especially when you’re focused on your mission. We designed Postbase to streamline all of this. Our visual calendar is perfect for planning your campaign content from start to finish, while the publishing tool lets you schedule your posts across all your platforms in one go. Even better, our unified inbox pulls all your comments and DMs into one place, so you can engage with your supporters without ever missing a message.

Spencer's spent a decade building products at companies like Buffer, UserTesting, and Bump Health. He's spent years in the weeds of social media management—scheduling posts, analyzing performance, coordinating teams. At Postbase, he's building tools to automate the busywork so you can focus on creating great content.

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