2. 1831 Sumner St Longmont CO
1831 Sumner St Longmont CO

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1831 Sumner St Longmont, CO

1831 Sumner St Longmont, CO 80501 was built in 1984 and last sold for $175,000. The property has a lot size of 4,294 Sq Ft lot and is listed as a Single Family. The property is currently not for sale. Current estimates place the value near 436,000, reflecting a 0% change over the past year, with 2 beds, 2 baths, and approximately 1,230 sq ft of living space. If you are looking to buy or rent a property, use USPhoneBook's property database to avoid rental scams, understand tax liabilities, and get a sense of the property's value over time. You can also check out the neighborhood section and see nearby homes, last sold for prices, tax records and more.
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Public Facts

$175,000
Last sold Mar 13, 2026
2
Beds
2
Baths
1,230
Sqft
Off Market
$436,000 estimated value
Built in 1984
$354/sqft
4,294 lot sqft

Property characteristics

Property type
Residential
Zoning type
Single Family
APN
R0094744
Parking
1
Subdivision
Woodmeadow 2 - Lg
Heating
Forced air unit
Cooling
Central

Property History

Over the last 12 months, the sales price of 1831 Sumner St Longmont, CO 80501 has increased by 0%.

Price History

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Year Price Price/Sq Ft
2026 $ 434,000 0 % $ 353
2025 $ 433,000 -4 % $ 352
2024 $ 454,000 3 % $ 369
2023 $ 437,000 3 % $ 355
2022 $ 424,000 19 % $ 345
2021 $ 355,000 ---- $ 289

Tax History

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Year Taxes Assesments
2026 ---- $ 27,757
2025 $ 2,022 20 %
2024 $ 1,678 1 %
2023 $ 1,656 -20 % $ 24,247
2022 $ 2,076 ---- $ 20,976
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Owner

Michelle Mark Michelle Marie Mark , Age 58

Lives at 1831 Sumner St, # CO8050, Longmont, CO 80501-7108
Relatives: Sharon Mark, Adrienne Hall, Betty Baldwin, Brian Hall, Carol Jahnke, Carolyn Sternhagen, Donn Jahnke, Fred Hall, Gary Mark
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People Living at 1831 Sumner St Longmont, CO

Michelle Mark Michelle Marie Mark , Age 58

Lives at 1831 Sumner St, # CO8050, Longmont, CO 80501-7108 Longmont CO 80501 1831 Sumner St, # CO8050
Prior addresses: 3245 17th Ave S, Apt 102, Fargo, ND 58103-4529 Fargo ND 58103 3245 17th Ave S, Apt 102
Relatives: Sharon Mark, Adrienne Hall, Betty Baldwin, Brian Hall, Carol Jahnke, Carolyn Sternhagen, Donn Jahnke, Fred Hall, Gary Mark
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Sharon Mark Sharon Rae Mark , Age 83

Lives at 1831 Sumner St, # CO8050, Longmont, CO 80501-7108 Longmont CO 80501 1831 Sumner St, # CO8050
Prior addresses: 31583 State Highway 113, Waubun, MN 56589-9024 Waubun MN 56589 31583 State Highway 113 4311 15th Ave S, Apt 204, Fargo, ND 58103-3334 Fargo ND 58103 4311 15th Ave S, Apt 204
Relatives: Lester Trnka, Kristi Mark, Lisa Mark, Michelle Mark, Norman Court, Bettyann Hegland, Cloe Ruth, Eric Lund, Gregory Troland
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Sandra Howard Sandra B Howard , Age 67

Lives at 3245 17th Ave S, Apt 102, Fargo, ND 58103-4529 Fargo ND 58103 3245 17th Ave S, Apt 102
Prior addresses: 1831 Sumner St, Longmont, CO 80501-7108 Longmont CO 80501 1831 Sumner St
Relatives: Bryan Howard, Bonita Howard, Annette Miller, Ashley Berry, Benjamin Howard, Bettie Howard, Betty Howard
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Lester Trnka Lester J Trnka , Age 92

Lives at 3245 17th Ave S, Apt 102, Fargo, ND 58103-4529 Fargo ND 58103 3245 17th Ave S, Apt 102
Prior addresses: 1831 Sumner St, Longmont, CO 80501-7108 Longmont CO 80501 1831 Sumner St 31583 State Highway 113, Waubun, MN 56589-9024 Waubun MN 56589 31583 State Highway 113
Relatives: Sharon Mark, Kristi Mark, Lisa Mark, Michelle Mark, Norman Court, Adrienne Hall, Betty Baldwin, Brian Hall, Carol Jahnke
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Charles Tusa Charles S C Tusa , Age 70

Lives at 2635 Mapleton Ave, Lot 146, Boulder, CO 80304-3833 Boulder CO 80304 2635 Mapleton Ave, Lot 146
Prior addresses: 860 W Baseline Rd, Apt 213, Lafayette, CO 80026-1897 Lafayette CO 80026 860 W Baseline Rd, Apt 213 417 W Broadway, Apt 1L, Long Beach, NY 11561-3166 Long Beach NY 11561 417 W Broadway, Apt 1L 4805 Baseline Rd, STE D, Boulder, CO 80303-2765 Boulder CO 80303 4805 Baseline Rd, STE D
Relatives: Benedict Tusa, Stephen Tusa, Theresa Tusa, Alexander Tusa, Lauren Tusa, Robin Tusa, Tia Marsh, Brock W, Cory Marsh
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Brandy Holdridge Brandy Michelle Holdridge , Age 52

Lives at 11811 Country Springs St, San Antonio, TX 78249-2643 San Antonio TX 78249 11811 Country Springs St
Prior addresses: Po Box 692021, San Antonio, TX 78269-2021 San Antonio TX 78269 Po Box 692021 1831 Sumner St, Longmont, CO 80501-7108 Longmont CO 80501 1831 Sumner St 11811 Center Rd, San Antonio, TX 78223-2144 San Antonio TX 78223 11811 Center Rd
Relatives: George Madero, Anthony Madero, Brandon Holdridge, Charles Holdridge, Ides Holdridge, Kaela Holdridge, Penny Ludy, Teresa Holdridge
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Matthew Adeletti Matthew Frank Adeletti , Age 59

Lives at 750 Copper Ln, Apt 103, Louisville, CO 80027-4003 Louisville CO 80027 750 Copper Ln, Apt 103
Prior addresses: 3262 Redstone Ln, Boulder, CO 80305-7174 Boulder CO 80305 3262 Redstone Ln 380 Stagecoach Ln, Carbondale, CO 81623-9562 Carbondale CO 81623 380 Stagecoach Ln 3059 County Road 103, Carbondale, CO 81623-9638 Carbondale CO 81623 3059 County Road 103
Relatives: Christopher Adeletti, Donald Adeletti, Janet Adeletti, Stephen Adeletti, Susan Kemp, Abby Mcneal, Benjamin Kemp, Carl Tripp, Connor Mcknight
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Suzanne Filerman Suzanne Louise Filerman , Age 58

Lives at 380 Stagecoach Ln, Carbondale, CO 81623-9562 Carbondale CO 81623 380 Stagecoach Ln
Prior addresses: Po Box 339, Carbondale, CO 81623-0339 Carbondale CO 81623 Po Box 339 5635 W 27th Ave, Wheat Ridge, CO 80214-8421 Wheat Ridge CO 80214 5635 W 27th Ave 3531 Smuggler Way, Boulder, CO 80305-7221 Boulder CO 80305 3531 Smuggler Way
Relatives: Amy Hahn, Gary Filerman, James Filerman, Jane Filerman, Joseph Filerman, Bonnie Johnson, Dianne Filerman, Douglas Hahn
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Bradley Markussen Bradley D Markussen , Age 64

Lives at 115 Smoky Ridge Rd, Ogallala, NE 69153-4023 Ogallala NE 69153 115 Smoky Ridge Rd
Prior addresses: 1170 Jefferson DR, Berthoud, CO 80513-2626 Berthoud CO 80513 1170 Jefferson DR 613 E C St, Ogallala, NE 69153-2224 Ogallala NE 69153 613 E C St 1130 Jefferson DR, Berthoud, CO 80513-2626 Berthoud CO 80513 1130 Jefferson DR
Relatives: Amy Markussen, Boris Markussen, Jack Markussen, Nicole Markussen, Sean Markussen, Wesley Markussen, Alisha Perry, Andrea Perry, Bradley Perry
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Amy Markussen Amy Diane Markussen , Age 64

Lives at 12087 Hudson Ct, Thornton, CO 80241-3291 Thornton CO 80241 12087 Hudson Ct
Prior addresses: 1151 E 1st Ave, Apt 1525, Broomfield, CO 80020-3737 Broomfield CO 80020 1151 E 1st Ave, Apt 1525 1531 Peterson Pl, Longmont, CO 80501-1016 Longmont CO 80501 1531 Peterson Pl 1302 Venice St, Longmont, CO 80501-2520 Longmont CO 80501 1302 Venice St
Relatives: Bradley Markussen, Alisha Perry, Andrea Perry, Boris Markussen, Bradley Perry, Brenda Perry, Jack Markussen, Nicole Markussen, Sean Markussen
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Neighbors

1837 Sumner St
Longmont, CO
View Property Report
1825 Sumner St
Longmont, CO
View Property Report
1845 Sumner St
Longmont, CO
View Property Report
1819 Sumner St
Longmont, CO
View Property Report

FAQs

Who lives at 1831 Sumner St, Longmont, CO 80501?
According to our records, the current person living in 1831 Sumner St is Michelle Mark.
Is this property currently for sale?
The property is not for sale and last sold for $175,000 on Mar 13, 2026. Use USPhoneBook to review nearby listings or compare similar homes in the area.
What is the estimated value of this property?
The estimated value is $436,000, reflecting a 0% change over the past year. You can explore price history and tax records to see how the value has changed over time.
How big is this property?
It features approximately 1,230 sq ft of living space on a 4,294 sq ft lot, built in 1984 and classified as a Single Family.
What nearby properties can I compare this to?
Nearby homes include 1837 Sumner St, 1825 Sumner St, and 1845 Sumner St, each with its own property report to help compare size, value, and residents.