Look to Portland Boot Company’s Lug Sole Front Zip Boots that are marked down to just $13 at Walmart right now ... two-inch height boost, while the shaft scales just above the ankle.
Update on February 13, 2025: Added Maguire’s Estrella ... Anything with an ankle-high shaft counts as an ankle boot, no matter the shape of the heel, heel height, or other details like zippers.