Sarah, in California it is a required disclosure if it happened in the previous three years from date of purchase. I am sure Texas has some laws, check with your local Realtor or who represented you in the purchase to look into it.
Prudential California Realty
A Berkshire Hathaway Affiliate
Beverly Hills CA
This is a question real estate professionals cannot answer because it's not considered 'material'. I would suggest you search newspaper clippings from years past, perhaps through your local library. Or, depending on the age of the house, your town historian or historical society.