King Real Estate Group, LLC

    Homes for Sale in Lone Tree, CO

    Lone Tree is a Douglas County city of about 15,300 with typical home values near $877,000. The RidgeGate master-planned community includes more than 7,500 residents at buildout.

    City Profile for Lone Tree, CO

    Population

    Lone Tree has an estimated 15,278 residents (Census Bureau, July 2025), the 40th-largest city in Colorado. It has grown 7.2% since the 2020 Census count of 14,253.

    Average Home Prices

    The typical home value is about $877,385 (Zillow), and the Census median owner-occupied home value is $874,100.

    Average Cost of Living

    Lone Tree's overall cost of living index is about 143.6 where the U.S. average is 100, roughly 44% above the national average. Housing index is 290.4, and a two-bedroom rental averages about $2,330 a month.

    Largest Community

    RidgeGate is the largest master-planned community, with more than 7,500 residents. Its Lyric neighborhood alone spans about 700 acres and 1,900 homes.

    Safety

    Niche gives Lone Tree a B- for crime and safety.

    Rankings & Schools

    Niche grades Lone Tree A+ overall. It ranks #9 among Best Places to Retire in Colorado, #11 among Best Suburbs in Colorado and #3 among Best Places to Live in Douglas County.

    Income & Demographics

    Median household income is $123,741, and about 21% of residents are 65 or older, the highest share in this set.

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    Senior Living Average Costs in Lone Tree, CO

    Care TypeAverage Local Cost
    Independent Living$4,416 / month
    Assisted Living$6,795 / month
    Memory Care$7,345 / month
    Nursing Care$10,159 to $12,182 / month

    Data verified on October 1st, 2026.

    Sources:

    Listings are provided through IDX Broker and are subject to availability, MLS rules, and data refresh timing.