Santa Fe sits at 7,200 feet. The Ski Basin trailheads start higher than that. If you're flying in from sea level, give yourself the first afternoon to drink water and walk slowly before you commit to a real hike — it matters more than people think, and the altitude is almost always what catches first-time visitors off guard. Hydrate harder than you usually would, eat earlier than you usually would, and don't be a hero on day one.
What's remarkable about hiking here isn't any single trail — it's that from one base you can do a 30-minute scenic walk close to the houses (Sun Mountain or the Rail Trail), a full alpine day to the top of the ski basin (Alamo Vista), an ancient Native American mesa with cliff dwellings (Tsankawi), and a true wilderness drive through O'Keeffe country to Ghost Ranch. Most visitors only do one of these. The ones who do all four leave understanding why we keep coming back.
Two more practical notes: summer afternoon storms are real and roll in fast, so start early. And the aspens turn from late September into mid-October — if you can plan your trip around that two-week window, the Alamo Vista hike becomes one of the most beautiful walks in the American West.