SEO pricing in London can look chaotic from the outside. One agency offers a few hundred pounds a month, another asks for several thousand, and both say they are doing SEO. The difference is usually scope, seniority, implementation and how much content or authority work is included.
Separate audits, projects and retainers
A one-off audit is useful when you need clarity. A project is useful when there is a defined problem, such as a migration, technical clean-up or page refresh. A monthly retainer is useful when SEO is expected to become a steady acquisition channel.
Problems start when a business buys a retainer but receives little more than automated reports. A proper retainer should include analysis, implementation, communication and measurement.
What should be included each month?
A sensible London SEO retainer usually includes technical monitoring, on-page improvements, content planning or writing, internal linking, competitor review, reporting and some form of authority work. Local campaigns should also include Google Business Profile checks. Ecommerce campaigns need category, product and crawl-budget work.
The exact mix depends on the site. A new service business may need page creation and local signals. A larger ecommerce brand may need technical SEO, templates, faceted navigation rules and product data improvements.
Cheap SEO can become expensive
Low prices are not automatically bad, but they often mean limited time. If the work is generic, outsourced without care or focused only on tool exports, it can waste months. Ask what will actually be changed on the website, who will do the work and how success will be reported.
Judge value by commercial clarity
The right SEO price is the one that matches the opportunity, the level of work and the speed you need. You should understand what is being prioritised and why. If you want the same search strategy to support paid traffic, compare the SEO plan with Google Ads management as well.