A website media kit is a single document that shows advertisers who your site serves, which ad slots you offer and the terms behind them. A good one answers most first-email questions in advance and shortens the conversation.
This guide covers what to include, how to present audience and traffic data honestly, how to lay out slots and a rate table, and which format and update rhythm to choose. A media kit is a sales tool, not a source of revenue in itself; it simply makes it easier to start the right conversation with the right advertiser.
Why a Website Media Kit Matters
When advertisers assess a publisher, they want quick answers to a few basic questions. What is the site about, who reads it, which slots are for sale, how is delivery measured and how does the process work? If that information arrives in scattered emails, decisions slow down and some advertisers drop out.
A media kit does three jobs. It presents your site consistently and professionally. It ensures every advertiser receives the same information, so your offers never contradict each other. And it lets you see your own site from the outside: while preparing it, you notice which slots are genuinely visible and which data is missing.
Think about who will read it. At a small business, the owner often reads it personally and wants plain language. At an agency, the file passes through several people who want to find dimensions, data sources and process steps fast. Short headings and consistent details serve both readers.
Knowing what buyers look for helps you pick the right content. Our guide on the steps advertisers follow when buying ad space shows that side of the table.
What a Media Kit Should Include
A media kit does not need to be long. It matters more that a reader can understand your site within a few minutes. The headings below form a solid skeleton for most publisher pitch decks:
- Site summary: your topic, publishing frequency and a one-line mission statement.
- Audience data: a general visitor profile, device split and the content types that perform well.
- Traffic summary: pageviews and users for a stated period, with the data source.
- Ad slots: position, dimensions, pages where each slot appears and mobile behaviour.
- Advertising rate card or pricing note: packages, time-based or impression-based model and how to request a quote.
- Creative rules: accepted file types, delivery method and your ad acceptance policy.
- Reporting: which data the advertiser will receive and how often.
- Contact: one clear channel for enquiries.
Order matters too. Put the site summary and a short audience paragraph on the first page, since that is where most readers decide whether to continue. Technical details, creative rules and reporting can sit towards the end.
If you have to leave a heading out, say so. "Available on request" builds more trust than a gap the reader notices on their own.
Presenting Audience and Traffic Honestly
Audience data is the most sensitive part of any media kit. Advertisers set budgets based on these numbers, and an inflated figure becomes obvious after the first campaign, usually ending the relationship. Accuracy is worth more than size.
Apply these principles:
- State the source and date range next to every figure, such as which analytics tool and which months.
- Show an average or a range across several months rather than a single peak month.
- Keep pageviews, sessions and users separate; do not mix metrics.
- If an audience profile is an estimate, call it an estimate.
- Be ready to share a screenshot from your analytics tool if an advertiser asks.
Context matters as much as numbers. A line such as "our readers mostly follow home decor and small renovation content" helps advertisers judge fit with their own product. To agree in advance on what will be measured after a campaign, our guide on measuring banner ad results gives both sides a shared vocabulary.
Ad Slots and Rate Table
Describing each slot on its own row, with the same fields, makes comparison easy. If you can, add a simple visual showing where each slot sits on the page; a frame drawn on a screenshot is enough.
The table below is a sample template. The values are not real data; they only show which columns are useful.
| Slot (sample template) | Size | Where it appears | Model |
|---|---|---|---|
| Header strip | 728x90 | All pages, desktop | Time-based |
| Sidebar | 300x250 | Article pages | Time-based |
| In-content | 300x250 | Selected categories | Impression-based |
Add short notes on usage terms. Is the slot exclusive or rotated between advertisers? Can the creative be swapped mid-period? Is there a minimum period or impression volume? These answers matter as much as price.
Separate ad types here as well. A display ad rents a slot, while a paid link inside your content is a different product. Under Google's guidance on paid links, links given in exchange for payment should carry rel="sponsored" or nofollow. Stating that rule in your media kit prevents disputes later.
Note how each slot affects the reading experience, since advertisers know an ad lands better on a page readers enjoy. Our guide to balancing ad slots and user experience covers the placement principles.
Design, Format and Updates
There are two common formats: a downloadable PDF and an "Advertise" page on your site. A PDF suits email and offline reading. A web page always stays current and lets advertisers who are searching find you. Many publishers use both, with a current summary on the page and full detail in the PDF.
Simple design is enough. Use your site's colours and logo, choose a legible typeface and cover one topic per page. Prefer short headings and tables to long paragraphs, and check that the file reads well on a phone.
Imagine this fictional case: the owner of a bike maintenance blog, preparing a first media kit, plans to show only the highest-traffic month. Instead, they list the range for the last six months, the data source and the strong mobile share. A bike accessories retailer, seeing that clarity, chooses the in-content slot that appears on mobile rather than the sidebar.
Name the file with your site name and a date so it does not get confused with an older version. Then set a fixed update schedule, and update the date whenever traffic, slots or pricing change. A "last updated" line on the cover shows advertisers how fresh the information is.
Frequently Asked Questions
Should a media kit be a PDF or a web page?
Both have advantages: a PDF is easy to email, while a web page is always current and can be found through search. Many publishers keep a summary on a web page and the details in a PDF.
Which source should I use for traffic data?
Use an analytics tool installed on your own site that you can show to advertisers with a screenshot. Naming the tool and the date range next to each figure makes the data more credible.
Should I list prices in the media kit?
It is a choice: listed prices speed up talks, while sharing prices on request keeps you flexible. If you leave prices out, explain the factors that affect them and how advertisers can get a quote.
How often should a media kit be updated?
Update it whenever traffic data, ad slots or pricing change. A regular review schedule and a visible last updated date show advertisers that the information is fresh.
Does a small site need a media kit?
Yes, a short and simple media kit is useful for a small site too. A small but focused audience can matter to the right advertiser, and explaining it clearly strengthens your offer.
Conclusion and Next Step
A website media kit describes your site to advertisers in an honest, organised and comparable way. Sourced audience data, clearly defined slots, a plain rule on paid link labelling and a current date are what make it credible. To see how other publishers present their slots, you can browse the ad space listings.
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