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_name_68 ( median_household_income VARCHAR, county VARCHAR )

### Question ###
What is the median household income for Cape Girardeau?

### Accurate SQL ###

SELECT median_household_income FROM table_name_68 WHERE county = "cape girardeau"