[HttpGet]
public ViewResult Index(Int32? page, Int32? rows)
{
    IQueryable<Person> people = repository.GetPeople();

    // Manual filtering and sorting if enabled.

    ViewBag.TotalRows = people.Count();

    return View(people.Skip((page - 1 ?? 0) * (rows ?? 3)).Take(rows ?? 3));
}

@model IQueryable<Person>

@(Html
    .Grid(Model)
    .Build(columns =>
    {
        columns.Add(model => model.Name).Titled("Name");
        columns.Add(model => model.Surname).Titled("Surname");
        columns.Add(model => model.MaritalStatus).Titled("Marital status");

        columns.Add(model => model.Age).Titled("Age");
        columns.Add(model => model.Birthday).Titled("Birthday").Formatted("{0:d}");
        columns.Add(model => model.IsWorking).Titled("Employed");
    })
    .Using(GridProcessingMode.Manual)
    .Pageable(pager =>
    {
        pager.TotalRows = ViewBag.TotalRows;
        pager.ShowPageSizes = true;
        pager.PageSizes.Clear();
        pager.RowsPerPage = 3;
    })
)