Eviction Can Take 6 Months and Cost £8,000+ Eviction can take 6 months and cost £8,000+. But most landlords don't know there are two completely different processes. Using the wrong one could cost you months and thousands of pounds. Eviction is one of the most stressful and costly experiences a landlord faces. But many landlords make it worse by using the wrong eviction process, which can add months and thousands of pounds to the process. There are two main eviction processes