Marketing metrics that matter: the 10 numbers a small business should track
Reach, likes and followers feel good, but they do not pay the bills. These ten numbers show whether your marketing is actually bringing customers, and what to fix when it is not.
Key takeaways
- Track a few numbers that connect to money: leads, cost per lead, lead to customer rate, cost per customer and revenue from marketing.
- Vanity metrics such as followers and impressions are useful signals, but they are not goals.
- Every metric needs a source, an owner and a date you check it. A simple sheet reviewed monthly beats a complex dashboard nobody opens.
- Set up tracking before you spend, so you can tell which channel worked.
Why metrics matter
Marketing metrics are the numbers that show whether your marketing is working. For a small business, the ones that matter most connect to money: how many leads you get, what they cost, how many become customers and how much revenue they bring.
Without them, every decision is a guess. With them, you can put more budget into what works and stop what does not, month after month.
The 10 numbers to track
| Metric | Formula | What it tells you |
|---|---|---|
| 1. Leads | Calls, messages and forms received | Whether your marketing brings enquiries |
| 2. Leads by source | Leads split by channel | Where enquiries really come from |
| 3. Cost per lead (CPL) | Spend on a channel divided by its leads | How expensive each enquiry is |
| 4. Lead to customer rate | Customers divided by leads | Lead quality and how well you follow up |
| 5. Cost per customer | Spend divided by customers won | Whether a channel is worth its cost |
| 6. Return on ad spend (ROAS) | Revenue from ads divided by ad spend | How much revenue each ad rupee brings |
| 7. Response time | Time from enquiry to first reply | How quickly you act on leads |
| 8. Customer value | Average profit per customer over time | How much you can afford to pay to win one |
| 9. Repeat and referral rate | Repeat or referred customers divided by all customers | Customer satisfaction and word of mouth |
| 10. Website conversion rate | Enquiries divided by website visits | How well your site turns visits into leads |
A worked example
This example uses simple made-up numbers only to show the arithmetic. Suppose a channel cost a set amount last month and produced 40 leads, of which 8 became customers. Your lead to customer rate is 8 divided by 40, which is 20 percent. Cost per lead is the spend divided by 40, and cost per customer is the spend divided by 8, so cost per customer is five times the cost per lead. If a customer is worth more than that to you in profit, the channel pays for itself. Replace the numbers with yours to see where you stand.
Vanity metrics: useful signals, not goals
Followers, likes, impressions, reach and page views are not useless. They can show that people see your content, and that a post struck a chord. But they do not pay you. Use them to understand what attracts attention, then measure whether that attention becomes leads and customers.
How to set up simple tracking
- One enquiry sheet. Every lead gets a row: date, name, source, what they wanted, who replied, when, outcome and value. A spreadsheet works to start.
- Ask every customer how they found you. Record it in the sheet, and treat “Google”, “Instagram”, “friend” and “passing by” as sources.
- Add Google Analytics to your website. Track key actions such as form submissions, phone taps and WhatsApp clicks. Google lists recommended events, including generating a lead.
- Connect conversions in your ads accounts. Google explains conversion measurement, and Meta provides the Meta Pixel for the same purpose.
- Use campaign tags on links you share, so visits show which post or ad sent them. Google explains how campaign URLs work.
- Use Google Search Console to see which searches show your site and how many people click. Google introduces it in About Search Console.
Build a one-page monthly dashboard
Put the ten numbers, or the five that matter most to you, on one page. Show this month, last month and the change. Add one sentence per channel: keep, fix or stop. Review it on the same day each month with whoever spends the money.
Measurement mistakes to avoid
- Judging a channel by clicks or likes instead of customers.
- Comparing months with very different seasons without noting the difference.
- Counting the same customer in several channels, so results add up to more than 100 percent.
- Changing several things at once, then not knowing what caused the result.
- Waiting for perfect data. A rough number you check every month beats a perfect one you never see.
The bottom line
Track the numbers that connect to customers and revenue, put them in one place and review them monthly. When something drops, look at response time and follow-up first, because that is where most small businesses lose money.
If you want help setting up tracking and a simple dashboard, our free growth audit includes a check of your analytics and lead tracking.
Frequently asked questions
How many marketing metrics should I track?
Five to ten is plenty for a small business. Choose the numbers that link to your goal and that you can act on. More metrics usually mean less attention on the ones that matter.
What is a good cost per lead?
There is no universal number. A good cost per lead is one that leaves room for profit after your lead to customer rate and what a customer is worth. Work it out from your own margins, then compare channels against each other.
What is ROAS?
ROAS stands for return on ad spend: revenue from ads divided by the amount spent on ads. A ROAS of 3 means each rupee spent brought three rupees of revenue. It ignores costs like products and staff, so also look at profit.
How do I track calls and WhatsApp clicks?
Use conversion tracking, for example events in Google Analytics and conversions in Google Ads or Meta, plus a simple habit of asking every new customer how they found you. Tracking links with campaign tags help you see which source sent each visit.
Written by
The Be12 Media team plans and runs digital growth systems for businesses in Chennai and across India, covering strategy, performance marketing, SEO, AEO and GEO, social media, branding and automation.