Linque to fetch data from XML with condition using linq

List<District> district = new List<District>();

            List<District> district2 = new List<District>();

            string XMLFile1 =HttpContext.Current.Server.MapPath("~/XMLFiles/District.xml");

            DataSet dsxml = new DataSet();

            // Create new FileStream with which to read the schema.

            System.IO.FileStream fsReadXml = new System.IO.FileStream

                (XMLFile1, System.IO.FileMode.Open);

            try

            {

                dsxml.ReadXml(fsReadXml);

            }

            catch (Exception ex)

            {

                string e = ex.Message;

            }

            finally

            {

                fsReadXml.Close();

            }

            for (int i = 0; i < dsxml.Tables[0].Rows.Count; i++)

            {

                district.Add(new District

                {

                    districtId = (dsxml.Tables[0].Rows[i][0].ToString()),

                    districtName = (dsxml.Tables[0].Rows[i][1].ToString()),

                    stateName = (dsxml.Tables[0].Rows[i][2].ToString()),

                    stateId = (dsxml.Tables[0].Rows[i][3].ToString())

                });

            }

            // Create the query.

            var dist = (from d in district

                                   where d.stateId == "1"

                                   select new{ d.districtId,d.districtName, d.stateId,d.stateName });

            foreach (var d in dist)

            {

              

                district2.Add(new District

                {

                    districtId = d.districtId,

                    districtName = d.districtName,

                    stateName = d.stateName,

                    stateId = d.stateId

                });

            }

            return district2;