Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_249512_2 ( land_area__2010_ VARCHAR, place_name VARCHAR )

### Question ###
What is the number of land areas that have a place name of Ballplay?

### Accurate SQL ###

SELECT COUNT(land_area__2010_) FROM table_249512_2 WHERE place_name = "Ballplay"