2. 9 4th Ave Longmont CO
9 4th Ave Longmont CO

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9 4th Ave Longmont, CO

9 4th Ave Longmont, CO 80501 was built in 1910 and last sold for $154,650. The property has a lot size of 8,667 Sq Ft lot and is listed as a Single Family. The property is currently not for sale. Current estimates place the value near 387,000, reflecting a -8% change over the past year, with 2 beds, 1 baths, and approximately 968 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

$154,650
Last sold Jul 30, 2026
2
Beds
1
Baths
968
Sqft
Off Market
$387,000 estimated value
Built in 1910
$400/sqft
8,667 lot sqft

Property characteristics

Property type
Residential
Zoning type
Single Family
APN
R0043974
Parking
1
Subdivision
Longmont Ot
Heating
Forced air unit
Stories
1

Property History

Over the last 12 months, the sales price of 9 4th Ave Longmont, CO 80501 has decreased by -8%.

Price History

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Year Price Price/Sq Ft
2026 $ 371,000 -8 % $ 383
2025 $ 406,000 -8 % $ 419
2024 $ 442,000 9 % $ 457
2023 $ 402,000 1 % $ 415
2022 $ 397,000 17 % $ 410
2021 $ 337,000 ---- $ 348

Tax History

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Year Taxes Assesments
2026 ---- $ 26,037
2025 $ 1,856 -14 %
2024 $ 2,166 1 % $ 23,932
2023 $ 2,136 11 % $ 22,639
2022 $ 1,917 ---- $ 19,370
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Owner

Hannah Keogh-Dwyer Hannah Star Keogh-Dwyer , Age 45

Lives at 268 Hilton Rd, Whitefield, ME 04353-3605
Relatives: Aaron Keogh-Dwyer, Christine Daniels, Constance Keogh-Dwyer, Barry Dwyer, Ida Saldana, Jake Schuppe, Mark Daniels, Marylyn Daniels
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People Living at 9 4th Ave Longmont, CO

Hannah Keogh-Dwyer Hannah Star Keogh-Dwyer , Age 45

Lives at 268 Hilton Rd, Whitefield, ME 04353-3605 Whitefield ME 04353 268 Hilton Rd
Prior addresses: 9 4th Ave, Longmont, CO 80501-5609 Longmont CO 80501 9 4th Ave 2225 Falling Acorn Cir, Lake Mary, FL 32746-4735 Lake Mary FL 32746 2225 Falling Acorn Cir 1 4th Ave, Longmont, CO 80501-5609 Longmont CO 80501 1 4th Ave
Relatives: Aaron Keogh-Dwyer, Christine Daniels, Constance Keogh-Dwyer, Barry Dwyer, Ida Saldana, Jake Schuppe, Mark Daniels, Marylyn Daniels
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Christine Branigan Christine M Branigan , Age 56

Lives at 9 E 4th Ave, Longmont, CO 80504-1405 Longmont CO 80504 9 E 4th Ave
Prior addresses: 9 4th Ave, Longmont, CO 80501-5609 Longmont CO 80501 9 4th Ave 571 W 79th Pl, Denver, CO 80221-4044 Denver CO 80221 571 W 79th Pl 1833 Knox St, Apt 4, Lincoln, NE 68521-1751 Lincoln NE 68521 1833 Knox St, Apt 4
Relatives: Bruce Branigan, Christine Chaney, Gary Chaney, George Chaney, Pamela Branigan, Priscilla Chaney, Rebecca Tikalsky, Charlotte Chaney
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Amanda Phillips Amanda Louise Phillips , Age 35

Lives at 9 4th AVE, Longmont, CO 80501-5609 Longmont CO 80501 9 4th AVE
Prior addresses: 2540 Sunset Dr, Apt 47, Longmont, CO 80501-7550 Longmont CO 80501 2540 Sunset Dr, Apt 47 359 Knobcone Dr, Unit 206, Loveland, CO 80538-5737 Loveland CO 80538 359 Knobcone Dr, Unit 206 1026 Lee Way, Longmont, CO 80501-2707 Longmont CO 80501 1026 Lee Way
Relatives: Gregory Phillips, Griffin Phillips, Jane Phillips, Lea Phillips, Alan Phillips, Ashley Phillips, Galen Phillips, Gary Phillips, Gene Phillips
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Maria Ramos Maria Concepcion Ramos , Age 61

Lives at 9 4th Ave, Longmont, CO 80501-5609 Longmont CO 80501 9 4th Ave
Prior addresses: 1400 S Collyer St, Lot 289, Longmont, CO 80501-6960 Longmont CO 80501 1400 S Collyer St, Lot 289 709 Independence Dr, Longmont, CO 80504-3924 Longmont CO 80504 709 Independence Dr Po Box 1354, Longmont, CO 80502-1354 Longmont CO 80502 Po Box 1354
Relatives: Alvina Marquez, Benjamin Ramos, Bernardo Ramos, Bernardo Rebollo, Carlos Esquivel, Cipriano Rodriguez, Don Rodriguez, Fernando Rodriguez, Ivan Ruiz
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Bernardo Ramos Bernardo Ramos , Age 66

Lives at 9 4th Ave, Longmont, CO 80501-5609 Longmont CO 80501 9 4th Ave
Prior addresses: 214 Euclid St, Fort Morgan, CO 80701-2913 Fort Morgan CO 80701 214 Euclid St 755 Rees Ct, Longmont, CO 80504-5115 Longmont CO 80504 755 Rees Ct
Relatives: Alejandrina Ramos, Alma Ramos, Bernardo Rebollo, Carlos Ramos, Daniel Luna, Eduviges Ramos, Gloria Ramos, Jaime Ramos, Juan Ramos
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Aaron Keogh-Dwyer Aaron C Keogh-Dwyer , Age 48

Lives at 4755 Shawnee Pl, Boulder, CO 80303-3817 Boulder CO 80303 4755 Shawnee Pl
Prior addresses: 1197 Mulberry Rdg, Spencer, WV 25276-8573 Spencer WV 25276 1197 Mulberry Rdg 1201 Mulberry RDG, Spencer, WV 25276-8561 Spencer WV 25276 1201 Mulberry RDG 284 Main St, Pismo Beach, CA 93449-2631 Pismo Beach CA 93449 284 Main St
Relatives: Barry Dwyer, Christine Daniels, Constance Keogh-Dwyer, Hannah Keogh-Dwyer, Ida Saldana, Jake Schuppe, Mark Daniels, Marylyn Daniels
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Theodore Johnson Theodore Lewis Johnson , Age 55

Lives at 7698 Saint Vrain Rd, Longmont, CO 80503-9068 Longmont CO 80503 7698 Saint Vrain Rd
Prior addresses: 7516 Hygiene RD, Longmont, CO 80503-9155 Longmont CO 80503 7516 Hygiene RD 7561 Hygiene Rd, Longmont, CO 80503-7333 Longmont CO 80503 7561 Hygiene Rd
Relatives: Andrew Johnson, Dale Johnson, Janis Johnson, Jason Johnson, Lainey Johnson, Becky Johnson, Chandi Johnson, Dustin Johnson, Elaine Martelle
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Steven Matson Steven Edward Matson , Age 51

Lives at 1067 Montrose Ave, Sierra Vista, AZ 85635-8314 Sierra Vista AZ 85635 1067 Montrose Ave
Prior addresses: 1472 N Page Springs Rd, Cornville, AZ 86325-6006 Cornville AZ 86325 1472 N Page Springs Rd 223 Morton St E, Saint Paul, MN 55107-3012 Saint Paul MN 55107 223 Morton St E 9 4th Ave, Longmont, CO 80501-5609 Longmont CO 80501 9 4th Ave
Relatives: Carol Matson, Harold Matson, Leah Pennig, Michelle Matson, Christopher Kurkoski, Matthew Pennig, Rachel Quick, Alyssa Kurkoski
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Neighbors

1 4th Ave
Longmont, CO
View Property Report
343 Martin St
Longmont, CO
View Property Report
11 4th Ave
Longmont, CO
View Property Report
15 4th Ave
Longmont, CO
View Property Report

FAQs

Who lives at 9 4th Ave, Longmont, CO 80501?
According to our records, the current person living in 9 4th Ave is Hannah Keogh-Dwyer.
Is this property currently for sale?
The property is not for sale and last sold for $154,650 on Jul 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 $387,000, reflecting a -8% 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 968 sq ft of living space on a 8,667 sq ft lot, built in 1910 and classified as a Single Family.
What nearby properties can I compare this to?
Nearby homes include 1 4th Ave, 343 Martin St, and 11 4th Ave, each with its own property report to help compare size, value, and residents.