Driving distance from San Antonio, TX to San Marcos, TX. The total driving distance from San Antonio, TX to San Marcos, TX is 50 miles or 80 kilometers. Your trip begins in San Antonio, Texas. It ends in San Marcos, Texas.
Starting Friday, Oklahomans can take advantage of a tax-free weekend on clothing, shoes and some athletic items. The tax-free holiday starts Friday morning and runs through Sunday night. The Outlet Shoppes at Oklahoma City expect a huge crowd and already have events planned all weekend to keep shoppers entertained.
Oklahoma Income Tax Filing Deadline. The regular deadline to file an Oklahoma state income tax return is April 15. However, if you efile your return through a tax preparer or an online tax vendor, your due date will be extended to April 20. Any payment of taxes due on April 20 must be remitted electronically in order to be considered timely paid.