Several factors shape the final bill of a land survey. The cost of hiring a professional surveyor is not so straightforward as paying for routine repair work or even a home inspection. The price varies widely not only by locality and surveyor but also by dozens of project-specific details.Nationally, the average cost to purchase a land survey is about $760 with a range between about $630 and nearly $900. However, these figures may be adjusted by location.Among the most fundamental of cost factors is the project scope; a 1-acre lot will cost less to survey than 2,000 acres.and surveys are binding, professionally certified pieces of evidence that precisely state the true and legal boundaries of your property. A survey may be needed when you carry out major renovations or additions on your premises.