You resolve your auto increment jumping from this http://stackoverflow.com/questions/14146148/identity-increment-is-jumping-in-sql-server-database you can also resolve the issue into another way if you are using EDMX. Before inserting data into table get the max id value from your table. int maxAge = context.Persons.Max(p => p.Age); Now add your increment number maxAge+1 Map the id value with your table. NB: You table Identity specification : Is Identity Will be no.
Work smarter, not harder.