2. 409 E Saint Clair Ave Longmont CO
409 E Saint Clair Ave Longmont CO

Report Results for

409 E Saint Clair Ave Longmont, CO

409 E Saint Clair Ave Longmont, CO 80504 was built in 1977 and last sold for $133,000. The property has a lot size of 7,724 Sq Ft lot and is listed as a Single Family. The property is currently not for sale. Current estimates place the value near 495,000, reflecting a 2% change over the past year, with 4 beds, 1.75 baths, and approximately 1,633 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

$133,000
Last sold Mar 30, 2026
4
Beds
1.75
Baths
1,633
Sqft
Off Market
$495,000 estimated value
Built in 1977
$303/sqft
7,724 lot sqft

Property characteristics

Property type
Residential
Zoning type
Single Family
APN
R0069707
Parking
2
Subdivision
Sunnyvale 5
Heating
Forced air unit
Cooling
Central

Property History

Over the last 12 months, the sales price of 409 E Saint Clair Ave Longmont, CO 80504 has increased by 2%.

Price History

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Year Price Price/Sq Ft
2026 $ 507,000 2 % $ 310
2025 $ 493,000 -3 % $ 302
2024 $ 512,000 0 % $ 314
2023 $ 515,000 6 % $ 315
2022 $ 485,000 18 % $ 297
2021 $ 410,000 ---- $ 251

Tax History

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Year Taxes Assesments
2026 ---- $ 32,701
2025 $ 3,155 15 %
2024 $ 2,739 1 %
2023 $ 2,702 12 % $ 28,636
2022 $ 2,397 ---- $ 24,227
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Owner

Roberta Tiedeman Roberta Jean Tiedeman , Age 72

Lives at 409 E Saint Clair Ave, Longmont, CO 80504-1541
Relatives: Roberta Tiedema
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People Living at 409 E Saint Clair Ave Longmont, CO

Roberta Tiedeman Roberta Jean Tiedeman , Age 72

Lives at 409 E Saint Clair Ave, Longmont, CO 80504-1541 Longmont CO 80504 409 E Saint Clair Ave
Prior addresses: 1920 Tyler Ave, Longmont, CO 80501-0973 Longmont CO 80501 1920 Tyler Ave 6333 Ute Hwy, Longmont, CO 80503-9131 Longmont CO 80503 6333 Ute Hwy
Relatives: Roberta Tiedema
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Celestino Arreola Celestino A Arreola , Age 80

Lives at 683 Danube DR, Apt 52, El Paso, TX 79928-7542 El Paso TX 79928 683 Danube DR, Apt 52
Prior addresses: 112 S Houston ST, Pampa, TX 79065-6536 Pampa TX 79065 112 S Houston ST 64 Garden Ctr, Apt 104, Broomfield, CO 80020-1739 Broomfield CO 80020 64 Garden Ctr, Apt 104 70 Garden Ctr, Apt 104, Broomfield, CO 80020-1734 Broomfield CO 80020 70 Garden Ctr, Apt 104
Relatives: Antonio Soto, Celestino Arreola, Crystal Arreola, David Arreola, David Soto, Jose Arreola, Juan Arreola, Luis Arreola
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Stedman Tiedeman Stedman J Tiedeman , Age 62

Lives at 11811 Belle Ct, Pinehurst, TX 77362-4165 Pinehurst TX 77362 11811 Belle Ct
Prior addresses: 200 E Lewis St, Apt 128D, Lafayette, LA 70503-2053 Lafayette LA 70503 200 E Lewis St, Apt 128D 5245 Bighorn Ln, Apt A, Fort Irwin, CA 92310-2148 Fort Irwin CA 92310 5245 Bighorn Ln, Apt A 1406 Davis St, Jacksonville, NC 28540-5105 Jacksonville NC 28540 1406 Davis St
Relatives: Vickie Tiedeman, Aaron Tiedeman, Rebecca Cormier, Ryan Tiedeman, Alison Cormier, Angela Cormier, Brandon Cormier, Eugene Cormier, Alison Huff
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Anna Lanpher Anna Marie Lanpher , Age 73

Lives at 3409 Joseph CT, Sturgis, SD 57785-2757 Sturgis SD 57785 3409 Joseph CT
Prior addresses: 552 PO Box, Sturgis, SD 57785-0552 Sturgis SD 57785 552 PO Box 1215 Nellie ST, Sturgis, SD 57785-2133 Sturgis SD 57785 1215 Nellie ST 13540 Frontier Loop, Piedmont, SD 57769-7600 Piedmont SD 57769 13540 Frontier Loop
Relatives: Donald Lanpher, Anna Tiedeman, Corinna Cole, Dale Cole, David Lanpher, James Cole, Kayley Mcgarry, Alison Mccarthy, Charnell Inman
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Kendra Daniels Kendra E Daniels , Age 53

Lives at 4034 Blackoak Rd, Merriam Woods Village, MO 65740-9581 Merriam Woods Village MO 65740 4034 Blackoak Rd
Prior addresses: 900 Lost Tree Dr, Apt 10, Branson, MO 65616-8199 Branson MO 65616 900 Lost Tree Dr, Apt 10 10910 Turner Blvd, Lot 167, Longmont, CO 80504-9544 Longmont CO 80504 10910 Turner Blvd, Lot 167 11552 Ute Hwy, Longmont, CO 80504-9702 Longmont CO 80504 11552 Ute Hwy
Relatives: Barton Daniels, Brent Jeffers, Brian Jeffers, Damian Daniels, Glenn Daniels, Ivan Jeffers, Kimberly Smalley, Kristin Platt, Pamela Daniels
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Marie Trujillo Marie R Trujillo , Age 83

Lives at 114 9th ST, Apt 12, Alamosa, CO 81101-3210 Alamosa CO 81101 114 9th ST, Apt 12
Prior addresses: 708 Graf Dr, Alamosa, CO 81101-4254 Alamosa CO 81101 708 Graf Dr 114 9th St, Alamosa, CO 81101-3210 Alamosa CO 81101 114 9th St Po Box 713, Lafayette, CO 80026-0713 Lafayette CO 80026 Po Box 713
Relatives: David Trujillo, Celestino Arreola, Dave Trujillo, David Waid, Manuel Decease, Mary Trujillo, Rachel Garcia
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Ladonna Grange Ladonna Catherine Grange , Age 75

Lives at 10343 W Chaparral Dr, Sun City, AZ 85373-1019 Sun City AZ 85373 10343 W Chaparral Dr
Prior addresses: 4934 W Creedance BLVD, Glendale, AZ 85310-3804 Glendale AZ 85310 4934 W Creedance BLVD 4103 W Camino Vivaz, Glendale, AZ 85310-5543 Glendale AZ 85310 4103 W Camino Vivaz
Relatives: Harold Grange, Kelly Saurini, Kelly Wilson, Kendra Carter, Kendra Harper, Kevin Grange, Ryan Grange, Theresa Stone, Aki Shikami-White
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Harold Grange Harold T Grange , Age 77

Lives at 13656 N 108th Dr, Sun City, AZ 85351-2667 Sun City AZ 85351 13656 N 108th Dr
Prior addresses: 10343 W Chaparral Dr, Sun City, AZ 85373-1019 Sun City AZ 85373 10343 W Chaparral Dr 208 Village Dr, Glen Carbon, IL 62034-2786 Glen Carbon IL 62034 208 Village Dr 34810 N 24th Ln, Phoenix, AZ 85086-6607 Phoenix AZ 85086 34810 N 24th Ln
Relatives: Kendra Harper, Amanda Grange, Ashlee Grange, Cynthia Parker, Devyn Grange, Dylan Thomas, Jamie Grange, Jason Betz, Jessica Thomas
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Mary Vigil Mary D Vigil , Age 107

Lives at 6111 Malouff Rd, Alamosa, CO 81101-9724 Alamosa CO 81101 6111 Malouff Rd
Prior addresses: 409 E Saint Clair Ave, Longmont, CO 80504-1541 Longmont CO 80504 409 E Saint Clair Ave Po Box 20024, Albuquerque, NM 87154-0024 Albuquerque NM 87154 Po Box 20024 2291 Highway 304, APT 5, Belen, NM 87002-7023 Belen NM 87002 2291 Highway 304, APT 5
Relatives: Andrew Vigil, Ervin Vigil, Garrett Vigil, Girlie Vigil, Jesse Vigil, Mary Vigil, Metro Vigil, Peter Vigil, Viola Vigil
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Neighbors

535 Cameron Ct
Longmont, CO
View Property Report
548 Alpine St
Longmont, CO
View Property Report
542 Alpine St
Longmont, CO
View Property Report
529 Cameron Ct
Longmont, CO
View Property Report

FAQs

Who lives at 409 E Saint Clair Ave, Longmont, CO 80504?
According to our records, the current person living in 409 E Saint Clair Ave is Roberta Tiedeman.
Is this property currently for sale?
The property is not for sale and last sold for $133,000 on Mar 30, 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 $495,000, reflecting a 2% 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 1,633 sq ft of living space on a 7,724 sq ft lot, built in 1977 and classified as a Single Family.
What nearby properties can I compare this to?
Nearby homes include 535 Cameron Ct, 548 Alpine St, and 542 Alpine St, each with its own property report to help compare size, value, and residents.