# Best Social Media Marketing Agencies in Belfast (2026) If you need social media marketing help in Belfast, United Kingdom, the agencies listed here have been rated by real clients. Pick an Agency lists 11 social media marketing agencies in Belfast, including top-rated Ad_Man Digital Marketing and Tierna Byrne Marketing & Design, each with verified reviews and detailed performance ratings. With an average rating of 5.0★, 159 client reviews, budgets starting from $50/month, you have real data to compare. Every profile includes ratings for performance, communication, value, and expertise - so you know what to expect. No paid placements. 11 agencies · Avg rating 5.0★ · 159 client reviews ## Ranked by review data Showing 1-11 of 11. 1. [Ad\_Man Digital Marketing](https://www.pickanagency.com/agencies/ad-man-digital-marketing-belfast) - 5.0★ (41 reviews) - Belfast, United Kingdom - Advertising, Digital Marketing, Media Buying 2. [Tierna Byrne Marketing & Design](https://www.pickanagency.com/agencies/tierna-byrne-marketing-design-belfast) - 5.0★ (36 reviews) - Belfast, United Kingdom - Advertising, Media Buying, Digital Marketing 3. [Atlanticus Digital (HubSpot Solutions Partner)](https://www.pickanagency.com/agencies/atlanticus-digital-hubspot-solutions-partner-belfast) - 5.0★ (21 reviews) - Belfast, United Kingdom - Advertising, Digital Marketing, Media Buying 4. [Ruthless Media - Social Media Advertising and Training](https://www.pickanagency.com/agencies/ruthless-media-social-media-advertising-and-training-belfast) - 5.0★ (18 reviews) - Belfast, United Kingdom - Media Buying, Digital Marketing, Social Media Marketing 5. [Erudite Digital | Marketing and Video](https://www.pickanagency.com/agencies/erudite-digital-marketing-and-video-belfast) - 5.0★ (17 reviews) - Belfast, United Kingdom - Digital Marketing, Social Media Marketing 6. [Magnus Marketing Ltd.](https://www.pickanagency.com/agencies/magnus-marketing-ltd-belfast) - 5.0★ (16 reviews) - Belfast, United Kingdom - Advertising, Media Buying, Digital Marketing 7. [BANG Marketing](https://www.pickanagency.com/agencies/bang-marketing-belfast) - 5.0★ (4 reviews) - Belfast, United Kingdom - Social Media Marketing 8. [Not Bad Marketing](https://www.pickanagency.com/agencies/not-bad-marketing-belfast) - 5.0★ (3 reviews) - Belfast, United Kingdom - Social Media Marketing 9. [Walker Communications](https://www.pickanagency.com/agencies/walker-communications-belfast) - 5.0★ (2 reviews) - Belfast, United Kingdom - Social Media Marketing 10. [PML Group Northern Ireland (NI)](https://www.pickanagency.com/agencies/pml-group-northern-ireland-ni-belfast) - 5.0★ (1 review) - Belfast, United Kingdom - Advertising, Media Buying, Social Media Marketing 11. [The Marketing Crowd NI](https://www.pickanagency.com/agencies/the-marketing-crowd-ni) - Belfast, United Kingdom - SEO, Google Ads, Meta Ads ## Popular services in Belfast - [Advertising in Belfast (51 agencies)](https://www.pickanagency.com/best-advertising-agencies/united-kingdom/belfast) - [Digital Marketing in Belfast (46 agencies)](https://www.pickanagency.com/best-digital-marketing-agencies/united-kingdom/belfast) - [Media Buying in Belfast (12 agencies)](https://www.pickanagency.com/best-media-buying-agencies/united-kingdom/belfast) ## Social Media Marketing agencies in other United Kingdom cities - [Social Media Marketing in London](https://www.pickanagency.com/best-social-media-marketing-agencies/united-kingdom/london) - [Social Media Marketing in Birmingham](https://www.pickanagency.com/best-social-media-marketing-agencies/united-kingdom/birmingham) - [Social Media Marketing in Leeds](https://www.pickanagency.com/best-social-media-marketing-agencies/united-kingdom/leeds) - [Social Media Marketing in Manchester](https://www.pickanagency.com/best-social-media-marketing-agencies/united-kingdom/manchester) - [Social Media Marketing in Sheffield](https://www.pickanagency.com/best-social-media-marketing-agencies/united-kingdom/sheffield) - [Social Media Marketing in Bristol](https://www.pickanagency.com/best-social-media-marketing-agencies/united-kingdom/bristol) ## Frequently asked questions ### How many Social Media Marketing agencies are in Belfast? We currently list 11 Social Media Marketing agencies in Belfast, United Kingdom, with an average rating of 5.0★ across 159 reviews. Ad_Man Digital Marketing is currently the top-rated. Browse their profiles and reviews to find the right partner. ### How do I choose a Social Media Marketing agency in Belfast? Compare agencies based on client reviews, campaign results, industry expertise, and pricing. Look for agencies in Belfast with experience in social media marketing and a track record of delivering strong ROI. ### What should I expect to pay for Social Media Marketing services in Belfast? Pricing varies by scope and agency size, and most agencies don't publish rates. Among the Social Media Marketing agencies in Belfast listed here that disclose a minimum budget, project minimums start at $50/month. Request quotes from multiple agencies to compare. ### Can I hire a Social Media Marketing agency in Belfast remotely? Yes. Many Social Media Marketing agencies in Belfast work with remote clients. While a local agency can offer in-person meetings, remote collaboration is standard in the industry and gives you access to a wider talent pool. ### How does Pick an Agency rank social media marketing agencies in Belfast? Rankings are computed, never sold. No agency can pay to appear higher, and we take no money from the agencies listed. The default order uses a credibility-weighted score rather than the raw star average: a rating only earns its full weight once there is a real volume of reviews behind it, so a perfect 5.0 built on two or three reviews does not outrank a strong score backed by hundreds. That correction matters, because most agencies in this index sit at or near a perfect 5.0, which makes the star average on its own close to meaningless. [See the full ranking methodology](https://www.pickanagency.com/methodology). 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