400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior 400 Sumner St, Longmont CO 80501-4864 exterior
1 / 39

400 Sumner St Longmont, CO 80501 / 4864

Map

Residence for Single Family

(UPDATED: 09/05/2025)
  • 3 Beds
  • 1 Baths
  • 2.260 square feet
Sold Jun 2023
$750,000
Property Report

Information about property on 400 Sumner St, Longmont CO, 80501-4864. Find out owner contacts, building history, price, neighborhood at Homemetry Address Directory.

Property Details

This near twenty-three hundred square feet property with three bedrooms and one bathroom was built in the forties on 0,14 acres.

Facts

  • Built in 1949
  • Lot size 6,186 sqft
  • Floor size 2,260 sqft
  • Construction Masonry
  • Rooms 5
  • Bedrooms 3
  • Stories 1 story with basement
  • Last remodel year 1956
  • Style Ranch/Rambler
  • Basement Basement (not specified)
  • Heating & Cooling
  • Heat type Forced air unit
  • Cooling Central
  • Interior Home Features
  • Flooring Hardwood
  • Exterior Home Features
  • Exterior material Cement concrete
  • Exterior walls Brick
  • Parking & Garage
  • Parking Detached Garage

Listing info

  • Last sold Sep 2013 for $245,000

Features

  • Laundry: In Unit

Householders and Tenants for 400 Sumner St, Longmont CO

Possible residents contact details

Person Name Phone Number Additional Info
Eric J Hallman Age: 54
Kathryn L Willocks Age: 76
Margaret R Arrasmith
Ronald H Willocks Age: 85
Stephen L Arrasmith Age: 77
Residential status:
Homeowner
Job:
Production Occupations
Terri A Nilsson Age: 51
303-316-****

Purchase History

DateEventPriceSourceAgents
09/17/2013 Sold $245,000 Public records

Cost estimate history

YearTaxAssessmentMarket
2014 N/A $21,126 N/A
2013 $1,973 N/A $265,400

Where is 400 Sumner St, Longmont CO located on map?

Market Activities

To date, we have no information about market activities in 2025
Jun 2023 Sold
400 Sumner St
Price history :
$750K
  • Single Family
  • 2,708 sqft
  • 5 beds
  • 2 baths
Mar 2023 Listed for sale
400 Sumner St
Price history :
$750K
  • Single Family
  • 2,708 sqft
  • 5 beds
  • 2 baths
Jun 2021 Sold
400 Sumner St
Price history :
$700K
  • Single Family
  • 2,708 sqft
  • 5 beds
  • 2 baths
Jun 2021 Sold
400 Sumner St
Price history :
$715K
  • Single Family
  • 2,708 sqft
  • 5 beds
  • 2 baths
May 2021 Sold
400 Sumner St
Price history :
$798K
  • Single Family
  • 2,708 sqft
  • 5 beds
  • 2 baths

View more

Sumner St Fire Incident History

To date, we have no information about fire incidents in 2025
19 Feb 2018 Building fires
1633 Sumner St, Longmont CO
Property Use —
1 or 2 family dwelling
Area of Origin —
Railroad right of way: on or near
First Ignition —
Oily rags
Heat Source —
Chemical reaction
09 Nov 2016 Building fires
1863 Sumner St, Longmont CO
Property Use —
1 or 2 family dwelling
Area of Origin —
Common room, den, family room, living room, lounge
First Ignition —
Floor covering or rug/carpet/mat
Heat Source —
Hot ember or ash
18 Sep 2016 Mobile property (vehicle) fire, other
1327 Sumner St, Longmont CO
Property Use —
Vehicle parking area
Area of Origin —
Vehicle area, other
First Ignition —
Item First Ignited, Other
Heat Source —
Cigarette
22 Apr 2016 Natural vegetation fire, other
1801 Sumner St, Longmont CO
Property Use —
1 or 2 family dwelling
Area of Origin —
Courtyard, patio, porch, terrace
First Ignition —
Light vegetation - not crop, including grass
Heat Source —
Heat from other open flame or smoking materials

View more

Sumner St Incidents registered in FEMA
(Federal Emergency Management Agency)

To date, we have no information about incidents registered in FEMA in 2025
30 Sep 2013 Gas leak (natural gas or LPG)
1339 Sumner St, Longmont CO
Property Use —
Multifamily dwellings
07 Feb 2012 Vehicle accident, general cleanup
1245 Sumner St, Longmont CO
Property Use —
1 or 2 family dwelling
03 Jun 2010 Carbon monoxide incident
1321 Sumner St, Longmont CO
Property Use —
Multifamily dwellings
14 May 2010 Carbon monoxide incident
1321 Sumner St, Longmont CO
Property Use —
Multifamily dwellings

View more

Properties Nearby

Street AddressResidens/Landlords
333 Sumner St, Longmont, CO 80501-4830
Single Family Residential
  • 3 beds
  • 1 bath
  • 1,750 sqft
  • Built in 1940
 Jeannine Green, Mark Green
336 Sumner St, Longmont, CO 80501-4831
Single Family Residential
  • 3 beds
  • 1 bath
  • Lot: 6,098 sqft
  • Built in 1949
 Kate Hise, Matthew Hise
337 Sumner St, Longmont, CO 80501-4830
Single Family Residential
  • 2 beds
  • 1 bath
  • 1,860 sqft
  • Built in 1940
 Lees Clear Lake LLC, Joyce A Lees
341 Sumner St, Longmont, CO 80501-4830
Single Family Residential
  • 3 beds
  • 1 bath
  • 2,160 sqft
  • Built in 1949
 Audrey L Audley, Joe A Audley
345 Sumner St, Longmont, CO 80501-4830
Single Family Residential
  • 3 beds
  • 1 bath
  • 1,586 sqft
  • Built in 1949
 Storch Light Design LLC, Robert Allen
412 Sumner St, Longmont, CO 80501-4864
Single Family Residential
  • 3 beds
  • 1 bath
  • 2,644 sqft
  • Built in 1910
 Compudoc LLC, Nieweg, Dave
417 Sumner St, Longmont, CO 80501-4865
Single Family Residential
  • 3 beds
  • 1 bath
  • 1,778 sqft
  • Built in 1948
 B Frain, Gloria M Mcdonald
418 Sumner St, Longmont, CO 80501-4864
Single Family Residential
  • 3 beds
  • 1 bath
  • 2,290 sqft
  • Built in 1946
 Barry P Cartwright, Christie L Owens
421 Sumner St, Longmont, CO 80501-4865
Single Family Residential
  • 3 beds
  • 1 bath
  • 2,804 sqft
  • Built in 1927
 Mark U Flower, Kenda K Vaughan
425 Sumner St, Longmont, CO 80501-4865
Single Family Residential
  • 3 beds
  • 1 bath
  • 2,240 sqft
  • Built in 1940
 Ripley Laura, Laura Meyers

Sumner Street

Houses for Sale on Sumner Street (1)

Recently Sold Homes on Sumner Street (60)

Recent rentals on Sumner Street (5)

Longmont, CO

Houses for Sale on Longmont, CO (1302)

Recently Sold Homes on Longmont, CO (5000)

Houses for Rent on Longmont, CO (14)

Recent rentals on Longmont, CO (823)

 

FAQ about the house at 400 Sumner St, Longmont, CO


NOTICE: You may not use RadioAwards or the information it provides to make decisions about employment, credit, housing or any other purpose that would require Fair Credit Reporting Act (FCRA) compliance. RadioAwards is not a Consumer Reporting Agency (CRA) as defined by the FCRA and does not provide consumer reports.