Skip to main content
Sierra on 66 logo mark

Brand-New Affordable Apartments in Flagstaff, AZ

Discover Your Mountain
State of Mind

Sierra on 66 Modern kitchen with gray cabinets, stainless steel appliances, and a marble island countertop.

Your Mountain Retreat Awaits

Nestled in Flagstaff, Arizona’s “City of Seven Wonders,” each apartment blends rugged landscapes and serene living, with utilities included. Easy access to the breathtaking beauty of Northern Arizona surrounds you with nature’s wonders and outdoor escapes. Whether you’re unwinding in a cozy 1, 2, or 3-bedroom apartment or exploring the iconic Route 66 and majestic mountain ranges, Sierra on 66 invites you to experience life at a slower pace, where the beauty of the Southwest is always within reach.

Featured Floor Plans

Choose from 1-, 2-, and 3-bedroom apartments. Each featuring stainless steel appliances, luxury vinyl plank flooring, walk-in closets, and modern finishes designed for comfortable mountain living.

Ramble

Ramble

1 Bed | 1 Bath | 645 SF
Discover

Discover

2 Bed | 1 Bath | 820 SF
Trek

Trek

3 Bed | 2 Bath | 1,082 SF
Sierra on 66 Text logo reading “SIERRA ON 66” on an olive green background.

Sierra on 66 blends affordability with quality living, offering a lifestyle that’s both genuine and attainable. Whether you’re looking for a place to recharge after exploring Flagstaff’s trails or a community where you can truly feel at home, you’ll find it here.

Sierra on 66 Close-up of a person hiking on a dirt trail with mountains in the background, wearing shorts and sneakers.
Discover Flagstaff, AZ

Adventure is Calling

Life at Sierra on 66 puts you at the heart of Northern Arizona’s most stunning landscapes. Explore nearby hiking trails, discover historic Route 66, or venture to the Grand Canyon, Sedona’s red rocks, and Flagstaff’s charming downtown—all just minutes from home.