2. 433 Mapleton Ave Apt B Boulder CO
433 Mapleton Ave Apt B Boulder CO

Report Results for

433 Mapleton Ave APT b Boulder, CO

433 Mapleton Ave APT b Boulder, CO 80304 was built in 1906 and last sold for $349,000. The property has a lot size of 25 Sq Ft lot and is listed as a Condominium. The property is currently not for sale. Current estimates place the value near 620,000, reflecting a -17% change over the past year, with 1 beds, 1 baths, and approximately 647 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

$349,000
Last sold Jul 16, 2004
1
Beds
1
Baths
647
Sqft
Off Market
$620,000 estimated value
Built in 1906
$958/sqft
25 lot sqft
$645 HOA fees

Property characteristics

Property type
Residential
Zoning type
Condominium
APN
R0140903
Parking
1
Subdivision
Mapleton Avenue Condominiums - Bo
Heating
Hot Water
Stories
1

Property History

Over the last 12 months, the sales price of 433 Mapleton Ave APT b Boulder, CO 80304 has decreased by -17%.

Price History

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Year Price Price/Sq Ft
2026 $ 599,000 -17 % $ 926
2025 $ 722,000 36 % $ 1,116
2024 $ 530,000 -6 % $ 819
2023 $ 566,000 3 % $ 875
2022 $ 545,000 8 % $ 842
2021 $ 502,000 ---- $ 776

Tax History

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Year Taxes Assesments
2026 ---- $ 47,682
2025 $ 4,179 30 %
2024 $ 3,193 1 % $ 43,825
2023 $ 3,138 -3 % $ 36,337
2022 $ 3,244 ---- $ 34,938
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Owner

Ashley Seigal Ashley Xiuhuo Seigal , Age 28

Lives at 747 10th St, Boulder, CO 80302-7508
Relatives: Alice Seigal, Bruce Seigal, Leda Seigal, Max Seigal, Mikayla Seigal, Steven Seigal, Vanessa Seigal, Beverly Simowitz, Ruth Seigal
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People Living at 433 Mapleton Ave #B Boulder, CO

Myfanwy Tabb Myfanwy Lloyd Tabb , Age 79

Lives at 626 Mapleton Ave, Boulder, CO 80304-3988 Boulder CO 80304 626 Mapleton Ave
Prior addresses: 603 Maxwell Ave, Boulder, CO 80304-3940 Boulder CO 80304 603 Maxwell Ave
Relatives: Phillip Tabb, David Tabb, Kristin Tabb, Michael Tabb, Shea Tabb, Alexandra Ballard, Justin Ballard, Kathleen Clas
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Shea Tabb Shea Katherine Tabb , Age 40

Lives at 970 Baker St, Apt 2, San Francisco, CA 94115-3895 San Francisco CA 94115 970 Baker St, Apt 2
Prior addresses: 2934 Cascade Creek DR, Lafayette, CO 80026-8973 Lafayette CO 80026 2934 Cascade Creek DR 9201 Selborne LN, Palmetto, GA 30268-2276 Palmetto GA 30268 9201 Selborne LN 146 Mado LN, Chattahoochee Hills, GA 30268-2390 Chattahoochee Hills GA 30268 146 Mado LN
Relatives: David Tabb, Kathleen Clas, Kevin Dunn, Michael Tabb, Myfanwy Tabb, Phillip Tabb, Riley Dunn
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Charles Mason Charles Douglas Mason , Age 59

Lives at 511 2nd AVE, Lyons, CO 80540-5063 Lyons CO 80540 511 2nd AVE
Prior addresses: Po Box 1751, Lyons, CO 80540-1751 Lyons CO 80540 Po Box 1751 511 2nd AVE, Unit 9, Lyons, CO 80540-5063 Lyons CO 80540 511 2nd AVE, Unit 9
Relatives: Martina Mason, Carol Mason, Charles Mason, Angela Cole, Ann Mason, Anthony Vern, Bobby Cole, Carmela Pia
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Henry Evans Henry Evans , Age 75

Lives at 276 Eagle Dr, Chewelah, WA 99109-9602 Chewelah WA 99109 276 Eagle Dr
Prior addresses: 2587 Flowery Trail Rd, RDE B, Chewelah, WA 99109-9505 Chewelah WA 99109 2587 Flowery Trail Rd, RDE B 403 W 24th Ave, Spokane, WA 99203-1921 Spokane WA 99203 403 W 24th Ave
Relatives: Diane Schott, Ben Evans, Benjamin Evans, Diane Evans, Margaret Evans, Sean Evans, Arielle Brinson, David Brinson
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David Tabb David Phillip Tabb , Age 45

Lives at 2934 Cascade Creek Dr, Unit A, Lafayette, CO 80026-8973 Lafayette CO 80026 2934 Cascade Creek Dr, Unit A
Prior addresses: 1220 Cedar AVE, Unit A, Boulder, CO 80304-3170 Boulder CO 80304 1220 Cedar AVE, Unit A 9201 Selborne Ln, Palmetto, GA 30268-2276 Palmetto GA 30268 9201 Selborne Ln 146 Mado LN, Chattahoochee Hills, GA 30268-2390 Chattahoochee Hills GA 30268 146 Mado LN
Relatives: Michael Tabb, Myfanwy Tabb, Phillip Tabb, Shea Tabb, David Tabb, Kathleen Clas, Kevin Dunn, Kristin Tabb
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Sam Wright Sam M Wright , Age 84

Lives at 417 Mapleton AVE, Apt A, Boulder, CO 80304-4001 Boulder CO 80304 417 Mapleton AVE, Apt A
Prior addresses: 402 Maxwell AVE, Boulder, CO 80304-3936 Boulder CO 80304 402 Maxwell AVE 17703 PO Box, Boulder, CO 80308-0703 Boulder CO 80308 17703 PO Box 2134 Mapleton Ave, Boulder, CO 80304-4271 Boulder CO 80304 2134 Mapleton Ave
Relatives: David Wright, Mary Wright, Alix Hartley, Cassandra Wright, Conner Sams, Earl Warren
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Sandra Ramsey Sandra Lee Ramsey , Age 69

Lives at 1195 Drexel St, Boulder, CO 80305-6421 Boulder CO 80305 1195 Drexel St
Prior addresses: Po Box 3297, Boulder, CO 80307-3297 Boulder CO 80307 Po Box 3297 433 Mapleton Ave, Apt A, Boulder, CO 80304-3994 Boulder CO 80304 433 Mapleton Ave, Apt A 4760 Kellogg Cir, Boulder, CO 80303-1109 Boulder CO 80303 4760 Kellogg Cir
Relatives: Benjamin Ramsey, Jeffrey Ramsey, Sandra Ramsey, Bryan Ramsey, Clinton Ramsey, Dennis Ramsey, Janet Shadoin, Jeff Ramsey, Jeffrey Ramey
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Peter Gager Peter Judson Gager , Age 60

Lives at 703 Bullock Pl, Lexington, KY 40508-2303 Lexington KY 40508 703 Bullock Pl
Prior addresses: 2415 20th St NW, Apt 27, Washington, DC 20009-1523 Washington DC 20009 2415 20th St NW, Apt 27 1935 Belmont Rd NW, Unit 121, Washington, DC 20009-5422 Washington DC 20009 1935 Belmont Rd NW, Unit 121
Relatives: Andrea Gager, Catherine Troop, John Gager, Kristin Gager, Arthur Gager, Gary Gerstle, Graham Troop, Lillian Troop, Michael Troop
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Ashley Seigal Ashley Xiuhuo Seigal , Age 28

Lives at 747 10th St, Boulder, CO 80302-7508 Boulder CO 80302 747 10th St
Prior addresses: 630 Ridgeview DR, Louisville, CO 80027-3293 Louisville CO 80027 630 Ridgeview DR 560 Mohawk DR, Apt 36, Boulder, CO 80303-3791 Boulder CO 80303 560 Mohawk DR, Apt 36 433 Mapleton AVE, Apt B, Boulder, CO 80304-3994 Boulder CO 80304 433 Mapleton AVE, Apt B
Relatives: Alice Seigal, Bruce Seigal, Leda Seigal, Max Seigal, Mikayla Seigal, Steven Seigal, Vanessa Seigal, Beverly Simowitz, Ruth Seigal
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Phillip Tabb Phillip James Tabb , Age 81

Lives at 9201 Selborne Ln, Palmetto, GA 30268-2276 Palmetto GA 30268 9201 Selborne Ln
Prior addresses: 9201 Selborne LN, Chatt Hills, GA 30268-2276 Chatt Hills GA 30268 9201 Selborne LN
Relatives: Myfanwy Tabb, David Tabb, Kristin Tabb, Michael Tabb, Shea Tabb, Alexandra Ballard, Justin Ballard, Kathleen Clas
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Neighbors

433 Mapleton Ave #A
Boulder, CO
View Property Report
429 Mapleton Ave #A
Boulder, CO
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429 Mapleton Ave #B
Boulder, CO
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425 Mapleton Ave #A
Boulder, CO
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FAQs

Who lives at 433 Mapleton Ave #B, Boulder, CO 80304?
According to our records, the current person living in 433 Mapleton Ave #B is Ashley Seigal.
Is this property currently for sale?
The property is not for sale and last sold for $349,000 on Jul 16, 2004. 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 $620,000, reflecting a -17% 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 647 sq ft of living space on a 25 sq ft lot, built in 1906 and classified as a Condominium.
What nearby properties can I compare this to?
Nearby homes include 433 Mapleton Ave #A, 429 Mapleton Ave #A, and 429 Mapleton Ave #B, each with its own property report to help compare size, value, and residents.