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_30121096_1 ( townland VARCHAR, civil_parish VARCHAR, area__acres__ VARCHAR )

### Question ###
How many townlands are there for caheragh and is larger than 270 acres?

### Accurate SQL ###

SELECT COUNT(townland) FROM table_30121096_1 WHERE civil_parish = "Caheragh" AND area__acres__ = 270