+1(303) 396-5850 mcostello@livsothebysrealty.com
  • Home
  • My Listings
    1. Featured Listings
    2. Sold Listings
    3. Property Portfolio
  • Communities
    1. Erie
    2. Breckenridge
    3. Longmont
    4. Lafayette
    5. Louisville
    6. Berthoud
  • Sell My Home
  • Real Estate Professionals
  • Services
  • Resources
    1. Affordability Calculator
    2. Mortgage Calculator
    3. Market Snapshot
  • About
    1. My Story
    2. My Resume
    3. Client Survey
    4. Testimonials
    5. Contact Me
    • Register
    • /
    • Sign In
    Price
    • Any
    • $ 100,000
    • $ 150,000
    • $ 200,000
    • $ 400,000
    • $ 800,000
    • Any
    • $ 200,000
    • $ 300,000
    • $ 400,000
    • $ 600,000
    • $ 1,000,000
      Beds Tap two numbers to select a range
      Any
      1
      2
      3
      4
      5+
      Baths Tap two numbers to select a range
      Any
      1
      2
      3
      4
      5+
    • List
    • Mixed
    • Map
    ZIP Code: 80420
    Map
    50 Properties Available In 80420

    50 Properties Available In 80420

    • Default
    • Price-High To Low
    • Price-Low To High
    • Newest Listings
    • Beds (Most)
    • Baths (Most)
    • Year Built (Newest)
    • Square Feet (Biggest)
    CO >80420 >
    Market Insights
    141 N Aspen ST, Alma, CO 80420
    1/37
    Active

    $947,000

    3 Beds3 Baths2,154 SqFt

    141 N Aspen ST, Alma, CO 80420

    Listed by LIV Sotheby's I.R. • (970) 453-0550

    Altitude MLS / Summit County MLS
    29 S Oak ST, Alma, CO 80420
    1/48
    Active

    $587,000

    2 Beds2 Baths1,460 SqFt

    29 S Oak ST, Alma, CO 80420

    Listed by LIV Sotheby's I.R. • (970) 453-0550

    Altitude MLS / Summit County MLS
    410 N Aspen ST, Alma, CO 80420
    1/32
    Active

    $1,495,000

    4 Beds4 Baths3,880 SqFt

    410 N Aspen ST, Alma, CO 80420

    Listed by LIV Sotheby's I.R. • (970) 453-0550

    Altitude MLS / Summit County MLS
    495 Edgewood RD, Alma, CO 80420
    1/43
    Price Dropped by $35K
    3D

    $995,000

    3 Beds2 Baths1,980 SqFt

    495 Edgewood RD, Alma, CO 80420

    Listed by LIV Sotheby's I.R. • (970) 453-0550

    Altitude MLS / Summit County MLS
    715 Lewsader RD, Alma, CO 80420
    1/26
    Active

    $450,000

    35.02 Acres

    715 Lewsader RD, Alma, CO 80420

    Listed by LIV Sotheby's I.R. • (970) 453-0550

    Altitude MLS / Summit County MLS
    158 N Aspen ST, Alma, CO 80420
    1/28
    Active

    $99,000

    0.21 Acres

    158 N Aspen ST, Alma, CO 80420

    Listed by LIV Sotheby's I.R. • (970) 453-0550

    Altitude MLS / Summit County MLS
    46 Singleton RD, Alma, CO 80420
    1/50
    Open Sat 11AM-3PM

    $629,000

    3 Beds2 Baths1,666 SqFt

    46 Singleton RD, Alma, CO 80420

    Listed by RE/MAX Properties of the Summit • (970) 453-7000

    Altitude MLS / Summit County MLS
    1692 CR-12, Alma, CO 80420
    1/42
    Open Sat 11:30AM-2:30PM

    $535,000

    3 Beds2 Baths1,120 SqFt

    1692 CR-12, Alma, CO 80420

    Listed by RE/MAX Properties of the Summit • (970) 453-7000

    Altitude MLS / Summit County MLS
    932 Peterson DR, Alma, CO 80420
    1/41
    New

    $447,500

    1 Bed1 Bath560 SqFt

    932 Peterson DR, Alma, CO 80420

    Listed by Caniglia Real Estate Group,LLC • (303) 870-6446

    Altitude MLS / Summit County MLS
    50 Singleton RD, Alma, CO 80420
    1/25
    New

    $299,000

    2 Beds1 Bath929 SqFt

    50 Singleton RD, Alma, CO 80420

    Listed by Breckenridge Real Estate Group

    Altitude MLS / Summit County MLS
    174 County Road 4, Alma, CO 80420
    1/35
    New

    $435,000

    2 Beds1 Bath784 SqFt

    174 County Road 4, Alma, CO 80420

    Listed by Cynthia Sells the Summit • (970) 468-0404

    Altitude MLS / Summit County MLS
    496 Quartzville RD, Alma, CO 80420
    1/26
    Price Dropped by $9K

    $899,999

    3 Beds3 Baths3,159 SqFt

    496 Quartzville RD, Alma, CO 80420

    Listed by eXp Realty, LLC, Mountain House Properties • mountainhousere@gmail.com

    Altitude MLS / Summit County MLS
    366 Quartzville RD, Alma, CO 80420
    1/29
    Pending
    3D

    $925,000

    3 Beds2 Baths1,998 SqFt

    366 Quartzville RD, Alma, CO 80420

    Listed by Coldwell Banker Mountain Properties • (970) 453-0401

    Altitude MLS / Summit County MLS
    148 N Aspen ST, Alma, CO 80420
    1/40
    Price Dropped by $31K

    $739,000

    3 Beds2 Baths1,802 SqFt

    148 N Aspen ST, Alma, CO 80420

    Listed by Fortunato Properties

    Altitude MLS / Summit County MLS
    372 N Oak ST, Alma, CO 80420
    1/31
    Active

    $490,000

    3 Beds4 Baths1,620 SqFt

    372 N Oak ST, Alma, CO 80420

    Listed by Breckenridge Real Estate Group

    Altitude MLS / Summit County MLS
    2246 County Road 4, Alma, CO 80420
    1/50
    Active

    $920,000

    4 Beds2 Baths2,125 SqFt

    2246 County Road 4, Alma, CO 80420

    Listed by Caniglia Real Estate Group,LLC • (303) 870-6446

    Altitude MLS / Summit County MLS
    2491 Cr-12, Alma, CO 80420
    1/35
    Price Dropped by $50K

    $299,000

    2 Beds1 Bath634 SqFt

    2491 Cr-12, Alma, CO 80420

    Listed by Caniglia Real Estate Group,LLC • (970) 406-1610

    Altitude MLS / Summit County MLS
    235 Nuthatch DR, Alma, CO 80420
    1/38
    Pending

    $494,900

    2 Beds1 Bath816 SqFt

    235 Nuthatch DR, Alma, CO 80420

    Listed by Cornerstone RE Rocky Mountains • (970) 445-8583

    Altitude MLS / Summit County MLS
    216 Glacier Ridge RD, Alma, CO 80420
    1/38
    Active
    3D

    $899,500

    3 Beds3 Baths1,700 SqFt

    216 Glacier Ridge RD, Alma, CO 80420

    Listed by RE/MAX Properties of the Summit • 970-333-8297

    Altitude MLS / Summit County MLS
    1227 Edgewood RD, Alma, CO 80420
    1/40
    Active
    3D

    $1,799,000

    4 Beds4 Baths3,583 SqFt

    1227 Edgewood RD, Alma, CO 80420

    Listed by Coldwell Banker Mountain Properties • (970) 453-0401

    Altitude MLS / Summit County MLS
    71 Aspen WAY, Alma, CO 80420
    1/50
    Active

    $335,000

    2 Beds1 Bath621 SqFt

    71 Aspen WAY, Alma, CO 80420

    Listed by Caniglia Real Estate Group,LLC • (970) 333-1564

    Altitude MLS / Summit County MLS
    228 Glacier Ridge RD, Alma, CO 80420
    1/50
    Active

    $925,000

    3 Beds3 Baths1,920 SqFt

    228 Glacier Ridge RD, Alma, CO 80420

    Listed by Caniglia Real Estate Group,LLC • (303) 870-6446

    Altitude MLS / Summit County MLS
    926 Nuthatch DR, Alma, CO 80420
    1/37
    Active

    $890,000

    2 Beds2 Baths1,038 SqFt

    926 Nuthatch DR, Alma, CO 80420

    Listed by Alpine Outposts LLC • (970) 409-4414

    Altitude MLS / Summit County MLS
    1081 Nuthatch DR, Alma, CO 80420
    1/15
    New

    $209,000

    3.3 Acres

    1081 Nuthatch DR, Alma, CO 80420

    Listed by RE/MAX Properties of the Summit • realtormikekelley@gmail.com

    Altitude MLS / Summit County MLS
    • 1
    • 2
    • 3

    explore listings in 80420

    • Open House
    • Price Reduced
    • Virtual Tour
    • 3D Tour
    IDX information is provided exclusively for consumers’ personal, non-commercial use and that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed to be accurate. Listing information updated daily.

    SITE MAP

        Home
        My Listings
        1. Featured Listings
        2. Sold Listings
        3. Property Portfolio
        Communities
        1. Erie
        2. Breckenridge
        3. Longmont
        4. Lafayette
        5. Louisville
        6. Berthoud
        Sell My Home
        Services
        Resources
        1. Affordability Calculator
        2. Mortgage Calculator
        3. Market Snapshot
        About
        1. My Story
        2. My Resume
        3. Client Survey
        4. Testimonials
        5. Contact Me
    Broker_Logo_White_TransparentREALTOR MLS EQUAL HOUSING - LOGO (WHITE)Fusion

    LIV Sotheby's International Realty

    Maggi Kelly-Costello Lic# FA100069972

    +1(303) 396-5850 mcostello@livsothebysrealty.com

    1050 Walnut Street, Suite 100, Boulder, CO, 80302

    Get My App

    Powered by Lofty Inc. Copyright 2026. All Rights Reserved.

    Terms of Service & Privacy Policy | Cookie Policy | Cookie Preferences | Property Listings | Sitemap | Accessibility

    IDX information is provided exclusively for consumers’ personal, non-commercial use and that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed to be accurate. Listing information updated daily.

    SITE MAP

        Home
        My Listings
        1. Featured Listings
        2. Sold Listings
        3. Property Portfolio
        Communities
        1. Erie
        2. Breckenridge
        3. Longmont
        4. Lafayette
        5. Louisville
        6. Berthoud
        Sell My Home
        Services
        Resources
        1. Affordability Calculator
        2. Mortgage Calculator
        3. Market Snapshot
        About
        1. My Story
        2. My Resume
        3. Client Survey
        4. Testimonials
        5. Contact Me
    Broker_Logo_White_TransparentREALTOR MLS EQUAL HOUSING - LOGO (WHITE)Fusion

    LIV Sotheby's International Realty

    Maggi Kelly-Costello Lic# FA100069972

    +1(303) 396-5850 mcostello@livsothebysrealty.com

    1050 Walnut Street, Suite 100, Boulder, CO, 80302

    Get My App

    Powered by Lofty Inc. Copyright 2026. All Rights Reserved.

    Terms of Service & Privacy Policy | Cookie Policy | Cookie Preferences | Property Listings | Sitemap | Accessibility