Revolutionizing · Modernizing · SimplifyingRevolutionizing · Modernizing · SimplifyingThere are 3 homes for sale in Sierra Antigua right now. The median asking price is $895,000, and current listings run from $895,000 to $2,175,000.
Sierra Antigua is a residential neighborhood in south Boulder known for its tree-lined streets, single-family homes, and proximity to open space. The area offers a quieter, more suburban feel while remaining accessible to Boulder's downtown, schools, and recreation. Residents enjoy nearby parks, trails, and the natural beauty of the Flatirons. The neighborhood attracts families and professionals seeking a balance between community and outdoor lifestyle.
There are 3 homes for sale in Sierra Antigua right now. The median asking price is $895,000, and current listings run from $895,000 to $2,175,000. That works out to about $311 per square foot. A typical home here is around 2,880 square feet with 3 bedrooms, built around 1983. Homes currently on the market have been listed a median of 69 days.
Sierra Antigua is served by the Boulder Valley RE 2 school district. Across the homes for sale today, most homes feed Flatirons Elementary and Casey Middle and Boulder High School.
Every home on the market in Sierra Antigua today.
Schools, parks, groceries, coffee, restaurants, gyms, healthcare, shopping, transit, gas, banks and places of worship near Sierra Antigua, Boulder, CO, measured from the middle of the neighborhood and listed nearest first.
Distances are straight-line from the centre of Sierra Antigua. Open any home above to see the same map centred on that address.
The median asking price in Sierra Antigua, Boulder, CO is $895,000. Homes currently for sale range from $895,000 to $2,175,000. That is about $311 per square foot.
There are 3 homes for sale in Sierra Antigua, Boulder, CO today. Symbio works this out from the live MLS feed again every fifteen minutes, so the count is current to the quarter hour rather than a monthly snapshot.
Sierra Antigua, Boulder, CO is served by the Boulder Valley RE 2 school district. Homes for sale here most often feed Flatirons Elementary, Casey Middle and Boulder High School.
Symbio rates Sierra Antigua 6 out of 10 for walkability (Somewhat Walkable). Transit scores 4 out of 10 and biking 7 out of 10.
The Sierra Antigua guide on symbiohomes.com maps the schools, parks, groceries, cafés, restaurants, gyms, healthcare, shopping, transit, gas stations, banks and places of worship closest to the neighborhood, measured from its centre and listed nearest first. Each of the homes for sale also opens the same map centred on that address.
Neighborhoods at a similar price point, and the rest of Boulder.
Market figures on this page are worked out from the live MLS feed every fifteen minutes — the exact moment is stamped at the foot of the page — and cover homes for sale, not rentals or land. The homes listed above are read live as you open it. The neighborhood description and the liveability scores are Symbio’s own read of the area rather than a third-party rating. Nothing here is an appraisal — ask us for a real valuation if you are thinking of selling.
These figures were worked out from the live MLS feed at September 22, 2026 at 7:23 PM Mountain time, and are recomputed every fifteen minutes.