text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_name_17 (area__km²_ INTEGER, mean_household_size__in_2006_ VARCHAR)
  ### Question:
  What is the highest Area that has a Mean Household Size of 3.1 persons?
  ### Answer:
  SELECT MAX(area__km²_) FROM table_name_17 WHERE mean_household_size__in_2006_ = "3.1 persons"