100 High-Converting Email Subject Lines for Nonprofits

A great subject line is the key to capturing your audience’s attention and inspiring them to engage with your emails. Whether you’re sending monthly newsletters, welcome emails, or automated campaigns, a well-crafted email subject line can make a huge impact on your nonprofit. In this guide, we’ve curated 100 high-converting subject lines designed specifically for nonprofits. From creating urgency to tugging at heartstrings, we’ve got you covered.

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Make Monthly Newsletters Pop

Monthly newsletters are one of the most popular forms of email. While many marketers are turning toward automations in recent years, monthly newsletters remain a common practice for a reason. These emails provide a space for any information you need to share, making them highly flexible. Plus, the infrequent sending schedule makes it highly unlikely that subscribers will be overwhelmed by a monthly newsletter. Here are 13 subject lines for your next monthly nonprofit newsletter:

1. Your [MONTH] Newsletter is Here!
2. What We’ve Achieved Lately
3. Be the First to Know
4. Our Monthly Roundup
5. What We Did Together in [MONTH]
6. Your [MONTH] Dose of Good News
7. Lets Connect: Impact, Updates, Events
8. Your [MONTH] Newsletter is Waiting
9. Writing New Chapters
10. [MONTH] Tales of Collaboration
11. [MONTH] Update: Government Engagements
12. Monthly [ORGANIZATION] Insider
13. Notes from the Frontlines

 

Write a Warm Welcome Email

Welcome emails are one of the most important steps in a new subscriber’s relationship with your organization. Set up welcome email automation to start your marketing off on the right foot and show new subscribers what they’ll be receiving. Here are 14 email subjects for nonprofits to help your welcome email attract a stellar open rate:

1. Welcome Home: Where Hope Lives
2. Your Journey Starts Here
3. Welcome to [ORGANIZATION]
4. Let’s Change the World Together
5. You’re Signed Up
6. Welcome to the Movement
7. You’re a Part of the Change
8. You’ve Taken the First Step
9. You’re Here – What’s Next?
10. Make an Impact Just by Joining
11. Your Support Means the World
12. Let’s Work Together
13. Together, We’ll Create a Brighter Future
14. Join Us, Change Lives

 

Share a Heartwarming Story

Showing the impact of your organization is a great way to keep people on board with your cause. Any nonprofit organization should make human stories a part of its email marketing strategy, either in its welcome series or through a scheduled email campaign. Here are 15 subject lines that tug on subscriber’s heartstrings:

1. A Story of Resilience
2. One Life Transformed
3. Lighting up Lives
4. The Power of Community Support
5. Change We Make Together
6. How My Life was Changed
7. Why I Work with [ORGANIZATION]
8. Barriers Broken, Lives Restored
9. The Ripple Effect
10. Life in a Turning Tide
11. A Lesson on Hope
12. [NAME] Shares their Story
13. A Study in Support
14. Follow [NAME]’s Journey
15. Why We do the Work

Event Invites are Everything

Many nonprofit supporters look forward to the next time they can engage with the causes they care about in person. To boost attendance at your next event, consider running a multiple-email campaign to generate excitement. Pure Firefly has helped several nonprofits boost event attendance and donations with email marketing. Here are 15 email subjects to help you do the same:

 

1. Join Us for a Night of Impact
2. Save the Date
3. You’re Invited, [NAME]
4. Will We See You Tonight?
5. Mark Your Calendars: [EVENT] Tonight!
6. Seats Are Filling Up
7. Last Chance to Register
8. Only 5 Tickets Left
9. Space is Limited
10. Make an Impact In Person
11. Let’s Make Miracles Happen
12. Music, Laughter, and Heartfelt Stories
13. Celebrate The Art of Giving
14. A Night to Remember
15. Bid, Win, Change Lives

Don’t be Afraid to Ask for Help

Donations are the backbone of many nonprofits’ funding, and soliciting them is a key element of a successful nonprofit email marketing strategy. To boost opens on your next call for donations, try using segmentation and one of these 14 subject lines:

 

1. Be a Champion for Change
2. Join Our Movement: Stronger Together
3. Stand Up for What Matters
4. Fuel Our Mission
5. Together We Thrive
6. Make an Impact Today
7. Why I Give
8. Make Your Voice Heard
9. Rally for Change: We Need You
10.  Let’s Build a Better Future
11. Amplify Your Impact
12. Ignite Hope Around the World
13. Give Back, Gain Joy
14. Help Us Fight Hunger

Celebrate Your Successes

If you’re asking subscribers for support, don’t forget to show them what their support helps you accomplish. Sharing success stories can boost morale across your entire subscriber base, and shows that donations aren’t going to waste. Celebrate your achievements with these 14 engaging subject lines:

1. See Hope in Action
2. Making Dreams Possible
3. Impact Achieved: Thank You
4. Hearts Full, Mission Accomplished
5. Our Hearts Are Full
6. We Exceeded Expectations
7. We Did It!
8. Raising Over $1000 for Change
9. Bidding Wars: Remember Auction Night?
10. Looking Back on Cinematic Magic
11. School Built, Dreams Flourish
12. We Made an Impact Together
13. This is the Power of Unity
14. You Made It Happen

Don’t Forget to Say Thank You

Transactional emails are an often-overlooked part of nonprofit email marketing. When subscribers donate to your organization or attend an event, sending an immediate thank you message shows that you care. Many email platforms provide tools for setting up automated thank you’s, making this achievable for even the smallest nonprofit teams. Here are 15 email subject lines for an impactful nonprofit thank you:

1. Thank You, [NAME]
2. You Just Made a Difference
3. Who Your Donation Helps
4. Your Support Matters
5. Endless Thanks
6. Your Donation Helps Us Change the World
7. You’re a Philanthropic Hero
8. We’re Grateful for Your Generosity
9. Our Gratitude Soars
10. Heartfelt Thanks
11. You Make Miracles Happen
12. Thanks for Changing Lives
13. You’re Supporting Progress for All
14. You Are Amazing
15. High-Five for Impact

Reach New Heights with Pure Firefly

There’s more to successful email marketing than a good subject line. To unlock email marketing that converts, consider working with an email expert like the ones at Pure Firefly. Our team is Mailchimp and Klaviyo certified, with over 10 years of experience in design & IT. Contact us anytime for a free consultation.

Plus, Mailchimp users can book a one-on-one call with an email specialist as little as 24 hours in advance.