Marketing KPIs: Which Metrics Should Business Owners Actually Track?
Most businesses collect more marketing data than they know what to do with.
Website analytics, social media reports, email statistics, advertising dashboards and lead-generation figures can all provide useful information. The difficulty is knowing which numbers deserve your attention and what they actually tell you about your marketing performance.
You might know how many people visited your website last month, how many social media posts you published or how many people opened your latest email. But do you know whether those activities are generating the right enquiries, bringing in new customers or contributing to business growth?
This is where marketing KPIs become important.
The right measures help you understand whether your marketing is achieving what you need it to achieve. They can highlight opportunities, identify problems and help you make more informed decisions about where to invest your time and budget.
The challenge is choosing the right measures in the first place.
What Are Marketing KPIs?
Marketing KPIs, or key performance indicators, are measures used to assess progress towards specific marketing objectives. They help you understand whether your marketing is moving in the right direction.
For example, if your objective is to generate more qualified enquiries, you might track the number of enquiries received, the proportion that meet your target customer criteria and how many progress into sales opportunities.
If your objective is to improve customer retention, you might monitor repeat purchases, customer retention rates or the revenue generated by existing customers. The important point is that a KPI should relate to something the business is trying to achieve.
Not every marketing metric needs to be a KPI. You can monitor plenty of figures without making them central to your assessment of performance.
For a business owner, the aim isn’t to measure everything. It’s to identify the information that helps you understand whether marketing is delivering value.
Marketing Metrics vs Marketing KPIs: What's the Difference?
The terms marketing metrics and marketing KPIs are often used interchangeably, but there is a useful distinction.
A marketing metric is any measurable aspect of marketing performance. This could include website visits, email opens, social media engagement or advertising impressions.
A KPI is a measure that has particular importance because it helps assess progress towards an objective.
For example, a business might monitor website traffic as a marketing metric. If its main objective is to generate more qualified enquiries through its website, the conversion rate of relevant landing pages may be a more important KPI.
Website traffic still matters, but it needs to be considered alongside the outcome the business wants to achieve. This distinction helps prevent marketing reports from becoming collections of numbers without a clear purpose.
Why the Right Marketing KPIs Depend on Your Business Objectives
There isn’t a universal list of marketing KPIs that every business should track. The measures that matter most depend on your business goals, your customers, your sales process and the role marketing plays in generating revenue.
Consider three different situations.
- A business launching a new service may need to understand whether its target audience is aware of the offer and whether the launch is generating relevant enquiries.
- A business with an established customer base may be more concerned with repeat business, customer retention and increasing the value of existing relationships.
- A business investing heavily in lead generation may need to understand how much qualified leads cost, how many become customers and whether the revenue generated justifies the investment.
All three businesses need to measure marketing performance, but their priorities will differ.
This is why it is worth establishing your marketing objectives before deciding which KPIs to track.
Our article, How to Set Marketing Objectives That Support Your Business Goals, explains how to connect marketing objectives with commercial priorities and choose meaningful ways to measure progress.
Once you know what marketing needs to achieve, selecting the right measures becomes much easier.
Seven Types of Marketing Metrics to Understand
Marketing performance can be assessed at several stages, from the activity you undertake to the revenue and customer relationships it helps generate. Understanding the differences will help you decide which measures deserve the most attention.
1/ Activity Metrics: What Are You Doing?
Activity metrics measure the amount of marketing work being carried out.
Examples include:
- Number of blog articles published
- Number of social media posts
- Number of email campaigns sent
- Number of advertising campaigns launched
- Number of events attended
- Number of marketing emails or calls made
These measures can be useful when you need to understand whether planned marketing activity is actually happening.
For a business owner managing marketing alongside other responsibilities, they can help provide structure and consistency. For a marketing team or an external agency, they can show whether agreed activity has been delivered.
However, activity alone tells you very little about effectiveness.
Publishing four blog articles a month is not necessarily better than publishing two. Sending more emails won’t automatically generate more sales. Attending more events doesn’t guarantee better business opportunities.
The value of the activity depends on its purpose and the results it helps achieve.
Use activity metrics to monitor delivery, but don’t rely on them as proof that your marketing is working.
2/ Engagement Metrics: Is Your Audience Responding?
Engagement metrics show how people interact with your marketing.
Depending on the channel, these might include:
- Social media engagement
- Email click-through rate
- Video views and watch time
- Content downloads
- Time spent on relevant website pages
- Repeat visits to important pages
These figures can help you understand whether your content is attracting attention and encouraging people to take an interest.
For example, if an email receives plenty of opens but few clicks, you may need to look at the content, offer or call to action. If a particular article attracts relevant visitors who then explore your services, it may be contributing to the customer journey. But engagement should be interpreted in context.
A high number of likes or video views doesn’t necessarily mean your business is reaching potential customers. Similarly, a lower level of engagement may still be valuable if it comes from a smaller, highly relevant audience.
The question to ask is whether engagement is helping move the right people towards the next step.
3/ Lead-Generation Metrics: Is Marketing Creating Opportunities?
For many service businesses, generating enquiries is one of the main purposes of marketing.
Lead-generation metrics help you understand whether marketing is attracting potential customers and creating opportunities for the business.
Useful measures include:
- Number of enquiries
- Number of qualified leads
- Enquiries by marketing channel
- Cost per lead
- Number of leads progressing to a sales conversation
- Number of sales opportunities generated
It is important to distinguish between total enquiries and qualified enquiries.
Ten enquiries from people who are unlikely to need your services may be less valuable than three enquiries from businesses that fit your target market and have a genuine need.
This is particularly relevant for businesses where sales involve consultation, proposals or a longer decision-making process.
Tracking where enquiries originate can also help you understand which activities are contributing to lead generation. However, don’t assume that the channel receiving the final click is always the only activity that influenced the decision.
Potential customers may have encountered your business through several different channels before making contact.
4/ Conversion Metrics: Are People Taking the Next Step?
Generating attention and enquiries is useful, but what happens next?
Conversion metrics measure the proportion of people who take a desired action.
Examples include:
- Website visitor-to-enquiry conversion rate
- Landing-page conversion rate
- Email click-to-conversion rate
- Enquiry-to-meeting conversion rate
- Lead-to-customer conversion rate
- Advertising click-to-enquiry conversion rate
Suppose your website receives 1,000 relevant visits in a month and generates 20 enquiries. The visitor-to-enquiry conversion rate is 2%.
If the following month produces the same amount of traffic but 30 enquiries, the conversion rate has increased to 3%.
That improvement could be commercially useful, although you would still need to assess the quality of the enquiries and whether they progress into customers.
Conversion metrics can reveal opportunities that aren’t immediately obvious from traffic figures alone.
If a website is attracting visitors but very few are making contact, the problem may not be a lack of visibility. The messaging, relevance of the traffic, user experience or calls to action may need attention.
In that situation, increasing traffic without addressing the underlying problem could mean spending more money to achieve little improvement.
5/ Customer Acquisition Metrics: What Does It Cost to Win a Customer?
Customer acquisition metrics help you understand the cost and effectiveness of attracting new business.
Two useful measures are customer acquisition cost and lead-to-customer conversion rate.
Customer acquisition cost (CAC) estimates how much it costs to acquire a new customer.
A simple calculation is:
Customer acquisition cost = acquisition costs ÷ new customers acquired
For example, if you spend £3,000 on marketing and sales activity associated with acquiring new customers and win 10 customers, the cost is £300 per customer.
For a more complete picture, you may need to include relevant sales costs, staff time, agency fees and other acquisition expenses, rather than looking only at advertising spend.
You also need to define the period and which costs are included. Otherwise, comparisons can be misleading. Lead-to-customer conversion rate measures how many leads ultimately become customers.
Together, these measures can help you assess whether your marketing is generating customers efficiently. However, a low acquisition cost isn’t automatically good, and a higher one isn’t automatically bad.
The value of a customer, the profit margin, the length of the relationship and the cost of delivering your service all affect whether acquisition is commercially worthwhile.
6/ Revenue-Related Metrics: Is Marketing Delivering Business Value?
Ultimately, most businesses need marketing to contribute to commercial performance. Revenue-related metrics help connect marketing activity with the results that matter to the business.
Depending on your business model, these could include:
- Revenue attributed to marketing campaigns
- Revenue from marketing-generated leads
- Average order value
- Revenue per customer
- Return on marketing investment
- Profit contribution from acquired customers
These measures can be particularly valuable when deciding how to allocate a marketing budget.
For example, two campaigns may generate a similar number of enquiries, but one may attract customers who spend more, convert more often or stay with the business for longer.
Looking at revenue and profitability can help you understand that difference.
It is also important to be realistic about attribution. A customer may have seen your content, visited your website, attended an event and spoken to a member of your team before buying. It may not be possible to assign the entire sale to one marketing activity with confidence.
Revenue figures should therefore be considered alongside other evidence, rather than treated as a perfect record of marketing’s contribution.
7/Customer Retention Metrics: Are You Keeping the Customers You Win?
Marketing doesn’t stop when a customer makes their first purchase. For businesses that rely on repeat purchases, ongoing contracts, renewals or long-term relationships, retention can be just as important as acquisition.
Relevant measures may include:
- Customer retention rate
- Repeat purchase rate
- Renewal rate
- Customer churn
- Revenue from existing customers
- Average customer lifetime value
The most appropriate measures depend on how your business operates.
A business selling one-off projects may focus on repeat work and referrals. A subscription business may pay closer attention to renewals and churn. A retailer may monitor repeat purchase frequency.
These metrics can help you understand whether your business is building lasting customer relationships or continually needing to replace lost customers.
Retention is not solely a marketing responsibility. Product quality, service delivery, customer experience, pricing and account management all play a role. Nevertheless, marketing can support retention through relevant communications, customer education, loyalty activity and ongoing engagement.
Which Marketing KPIs Should a Small Business Track?
If you’re a small business owner, you probably don’t need an extensive dashboard with dozens of measures. You need a manageable set of KPIs that reflects your current business priorities and gives you useful information for making decisions.
A practical starting point might look like this:
| Business priority | Potential KPIs |
| Generate more enquiries | Qualified enquiries, cost per lead, enquiry conversion rate |
| Win more customers | New customers, lead-to-customer conversion rate, customer acquisition cost |
| Improve website performance | Conversion rate of key pages, relevant traffic, enquiries from the website |
| Launch a new service | Qualified enquiries, sales opportunities, new-service revenue |
| Improve retention | Repeat purchase rate, renewals, customer churn |
| Improve marketing profitability | Marketing investment, attributable revenue or profit, acquisition cost |
These are examples, not a checklist that every business needs to follow. Choose the measures that are most relevant to your objectives and the information you can reliably collect.
For some businesses, the most useful starting point may be simply to record where enquiries come from, how many become customers and how much revenue they generate.
That alone can provide a clearer picture than a much larger report focused mainly on activity.
Discover how the PGW Growth Roadmap™ can help determine your KPIs
How Many Marketing KPIs Should You Track?
There is no fixed number that works for every business, but it is usually better to start with a small number of meaningful measures than to track everything.
For each marketing objective, identify the KPI or small group of KPIs that will help you assess progress. You can then use supporting metrics to investigate what’s happening.
For example, if your objective is to generate more qualified enquiries, your primary KPI might be the number of qualified enquiries. Supporting metrics could include relevant website traffic, landing-page conversion rate and cost per lead.
This gives you a clearer hierarchy. You know which result matters most, while still having enough information to investigate why performance changes.
It also makes reporting more useful. Rather than reviewing a long list of figures without reaching a conclusion, you can focus on what has changed, what it means and whether any action is needed.
Turn Your Marketing Data Into Better Decisions
Collecting marketing data is only useful if you use it to make decisions. A regular review should go beyond asking whether the numbers have increased or decreased.
Consider these questions:
- Are we making progress towards our marketing objectives?
- Which activities appear to be contributing most?
- Are we attracting the right type of customer?
- Where are potential customers dropping out of the process?
- Is the cost of acquiring customers commercially sustainable?
- What have we learned that should influence our next decisions?
The answers may point towards different actions.
You might decide to invest more in an activity that consistently generates relevant enquiries. You might improve a service page that receives traffic but converts poorly. You might stop an activity that consumes time and budget without providing enough evidence of value.
Sometimes, the data will not give you a clear answer immediately. That is a reason to investigate further, not to make assumptions.
This is where measurement connects back to strategy. Your KPIs should help you decide what to do next, not simply document what has already happened.
Our article Why Your Marketing Isn’t Delivering Results: 5 Common Problems to Check explores why activity can fail to translate into results, including unclear priorities, weak messaging and a lack of strategic direction.
Review Your KPIs as Your Business Changes
The measures that matter to your business today may not be the same ones you need in a year’s time.
A business focused on establishing itself in a new market may initially prioritise awareness, relevant website traffic and qualified enquiries. As it grows, customer acquisition costs, conversion rates, profitability and retention may become more important.
Review your KPIs regularly to make sure they remain connected to your objectives.
A monthly review can help you monitor performance and identify immediate issues. A quarterly review can provide an opportunity to step back, consider wider trends and reassess whether your marketing priorities are still appropriate.
Avoid changing your measures every time a result disappoints you. Consistent measurement makes it easier to identify patterns and compare performance over time.
However, if your business objectives change, your KPIs should be reconsidered too.
When You Need More Than a Marketing Report
For some businesses, choosing KPIs is straightforward. For others, it exposes a wider problem: marketing activity has developed over time without a clear strategy connecting it to business objectives.
You may have reports from your website provider, advertising agency or social media freelancer, but still struggle to answer a simple question:
Is our marketing helping the business achieve what it needs to achieve?
That question requires more than a collection of metrics. It requires clear objectives, an understanding of your customers, appropriate marketing priorities and accountability for performance.
A Marketing Strategy Review can help assess your current approach, identify gaps and establish what should be measured against your business goals.
For businesses that need ongoing strategic oversight, Fractional Marketing Director support can provide experienced marketing leadership to help set priorities, guide teams and suppliers, and maintain accountability for marketing performance.
The aim is not to produce more reports. It is to make the information you already have more useful.
The Most Useful Marketing KPIs Are the Ones That Help You Decide What to Do Next
Marketing performance isn’t defined by how many posts you publish, how many people visit your website or how many figures appear in your monthly report.
Those measures can all have a place, but their value depends on what they tell you about progress towards your business objectives.
Start by establishing what you need marketing to achieve. Choose a small number of relevant KPIs, measure them consistently and review what the results mean for your next decisions.
That gives you a more practical way to assess performance, make better use of your budget and identify where your marketing needs to improve.
If you’re measuring lots of marketing activity but still don’t know whether your investment is delivering business value, a strategic marketing review can help.
PGW Creative Consultancy provides strategic marketing support to help businesses establish clearer priorities, improve accountability and connect marketing activity with commercial objectives.
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