Map LocationHewitt encompasses 6.86 square miles (4,389.44 acres) south of Waco on Interstate 35. It is less than 100 miles from the Dallas-Fort Worth Metroplex to the north and Austin to the south. Hewitt resident can easily make day trips to these Texas hubs of industry, culture and business. The key location on America’s Highway also makes Hewitt a great place for businesses, while residents still enjoy a quaint, small-town atmosphere. Hewitt is part of the McLennan County with neighboring communities include, Woodway, McGregor, Robinson, Waco and Lorena. It located less than 15 miles from Lake Waco and The Brazos River.