The right social media platform for your business is the one where your actual customers already spend time and where you can realistically post every week. That is the whole answer, and it is usually one or two places, not five. Most small businesses lose on social media not because they picked wrong, but because they picked four and then went quiet on all of them.
This guide walks through the published audience data, the three questions that narrow the list fast, and how to test a social media platform for ninety days before you commit to it.
Start With Where American Adults Actually Are
Reach is the first filter, and there is real survey data for it rather than guesswork. Pew Research Center’s Social Media Fact Sheet, drawn from a survey of 5,022 U.S. adults conducted February 5 to June 18, 2025, reports the share of American adults who say they ever use each social media platform:
- YouTube, 84%
- Facebook, 71%
- Instagram, 50%
- TikTok, 37%
- WhatsApp, 32%
- Reddit, 26%
- Snapchat, 25%
- X, formerly Twitter, 21%
- Threads, 8%
Pinterest and LinkedIn were not measured in the 2025 wave. In the 2024 wave, Pinterest sat at 36% and LinkedIn at 32%, which is still the most recent published figure for each. If you serve other businesses, LinkedIn’s smaller audience is misleading, because the audience it does have is the one you are trying to reach.
Then Filter by Who Your Customer Is
Total reach tells you almost nothing on its own. Age is where the differences get dramatic. In Pew’s Americans’ Social Media Use 2025 report, eight in ten adults ages 18 to 29 say they use Instagram, compared with 19% of adults 65 and older. Facebook peaks with 30 to 49 year olds, 80% of whom use it. Pew notes that YouTube and Facebook “are the only sites asked about that a majority in all age groups use.”
Gender splits matter too. Pew found more than half of women use Instagram, 55%, compared with under half of men at 44%, while men are more likely than women to use X and Reddit.
Translate that into your own customer. A med spa or a boutique selling to women in their twenties and thirties has an obvious social media platform, and it is Instagram. A home services company whose buyers are homeowners in their forties should be on Facebook first and should stop feeling guilty about ignoring TikTok. A commercial supplier selling to operations managers belongs on LinkedIn even though its total reach is a third of Facebook’s.
Three Questions That Decide It
1. What can you actually produce every week?
Each social media platform has a native format, and picking one you cannot feed is how accounts die. Instagram and TikTok want photos and short video shot on a phone. YouTube wants longer video and real editing time. LinkedIn and Facebook run on written posts and links. Pinterest wants tall, still images tied to a page on your site.
Be honest about which of those you can do fifty times a year without dreading it. A social media platform you post to consistently beats a technically better one you abandon in March.
2. Do people search for what you sell, or discover it?
Emergency plumbing is searched for, not scrolled to. Jewelry, cakes, tattoos, interiors, and clothing are discovered while scrolling. If your category is searched for, social exists to build trust and proof, and a lighter presence on one social media platform is fine while search does the heavy lifting. If your category is discovered, social is the acquisition channel and deserves the bulk of your effort.
3. Where are your competitors getting engagement, not just posting?
Open the accounts of five competitors on each candidate social media platform and look past the follower count. Look at comments and saves on recent posts. A competitor with 12,000 followers and two comments per post is not winning there. A competitor with 900 followers and thirty comments is telling you exactly where the audience for your category is paying attention.
Pick Two, Not Five
The workable structure for almost every small business is one primary social media platform plus one secondary. The primary gets original content on a real schedule. The secondary gets reformatted versions of the same material and a lighter cadence. Everything else gets a claimed profile with correct contact details, a link to your site, and nothing more, so the name is protected and a search for your business does not surface an empty page.
Claiming and abandoning is the part people get wrong. A profile that has not posted since 2023 reads as a closed business. Either post or remove the account. How often the primary needs feeding is covered in our guide to how often a small business should post.
Test the Social Media Platform for Ninety Days
Give a new choice one quarter of consistent posting before judging it, and decide up front what success looks like. Reach and follower growth are the weakest signals available. Better ones are saves and shares, profile visits, link clicks to your site, and direct messages that turn into enquiries.
Add one question to your intake form or your phone script asking how the customer found you. Native analytics will tell you what happened inside the app, but only that question tells you whether a social media platform is producing customers. After ninety days, keep what worked, drop what did not, and resist adding a third platform because a competitor just joined it.
If you want the wider picture of how the channel fits alongside your website and search, our social media marketing guide for small business covers strategy, content, and measurement together.
Social Media Platform FAQ
What is the best social media platform for a small business?
There is no single best one. Facebook and YouTube reach the widest range of American adults, Instagram skews younger, and LinkedIn suits businesses selling to other businesses. The best social media platform for you is the one your specific customers use and that fits the content format you can sustain.
How many social media platforms should a small business be on?
Two active ones for most businesses. One primary that gets original posts on a schedule, and one secondary that gets adapted versions. Claim your name everywhere else with accurate contact details, but do not try to maintain a real posting habit in more than two places.
Which social media platform has the most users?
Among U.S. adults, YouTube leads at 84%, followed by Facebook at 71% and Instagram at 50%, according to Pew Research Center data from a 2025 survey of 5,022 adults. Raw reach is only the starting filter, since your customers may cluster on a smaller platform.
Does my business need to be on TikTok?
Only if your customers are there and you can produce short video consistently. Pew puts TikTok at 37% of U.S. adults, with usage concentrated among younger adults. If your buyers are mostly over 50, your effort is better spent on Facebook, YouTube, or search.
How do I know if a social media platform is working?
Track saves, shares, profile visits, link clicks, and direct messages rather than follower count, and ask every new customer how they found you. Give it ninety days of consistent posting before you judge it, because a quiet first month is normal on any new account.
Build a Social Presence That Actually Brings in Work
Picking the platform is the easy half. Showing up on it every week without it eating your Sunday is the hard half. Our social media marketing services cover strategy, content, and the reporting that shows what is turning into enquiries. If you are posting steadily and still hearing nothing back, get in touch with Demur Design and we will tell you what we would change. For more guides like this one, subscribe to the Demur Design newsletter in the footer below.
This article is researched and drafted with AI, then reviewed, fact-checked, and published by Demur Design.
