321 Sumner St, Longmont, CO 80501
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Property image
OFF MARKET

321 Sumner St
Longmont, CO 80501

Sunset
  • 3 Beds
  • 1.5 Baths
  • 1,096 sqft

$587,200

Trulia Estimate
as of Jul 14, 2026
Est. Refi. Payment $3,303/mo*

$587,200

Trulia Estimate
as of Jul 14, 2026
Est. Refi. Payment $3,303/mo*
3 Beds
1.5 Baths
1,096 sqft

Local Information

  • Map ViewExplore the area around 321 Sumner St.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Description

We will be back on the market in a couple weeks.We are having some work completed on the house.
321 Sumner St, Longmont, CO 80501 is a 3 bedroom, 2 bathroom, 1,096 sqft single-family home in Sunset, built in 1946. It last sold for $560,000 on Aug 28, 2023 (1% above the $556,000 asking price). More recently, it was listed as a rental in September 2023 with an asking price of $2,350 per month. That rental listing was removed on September 15, 2023. It is currently off market. The Trulia Estimate is $587,200, with a rent estimate of $2,425/month.

Home Highlights

Parking
Garage
Outdoor
Patio
A/C
Heating & Cooling
HOA
None
Price/Sqft
No Info
Listed
180+ days ago

Home Details for 321 Sumner St

Interior Features

Interior Details
Basement: NoneNumber of Rooms: 7Types of Rooms: Primary Bedroom, Bedroom 2, Bedroom 3, Dining Room, Kitchen, Laundry, Living Room
Beds & Baths
Number of Bedrooms: 3Number of Bathrooms: 2Number of Bathrooms (full): 1Number of Bathrooms (half): 1Number of Bathrooms (main level): 2
Dimensions and Layout
Living Area: 1096 Square Feet
Appliances & Utilities
Utilities: OilAppliances: Electric Range, Dishwasher, Refrigerator, Washer, Dryer, DisposalDishwasherDisposalDryerLaundry: Washer/Dryer HookupRefrigeratorWasher
Heating & Cooling
Heating: Forced AirHas CoolingAir Conditioning: Ceiling Fan(s)Has HeatingHeating Fuel: Forced Air
Gas & Electric
Electric: City LongmontGas: Xcel
Windows, Doors, Floors & Walls
Window: Window CoveringsFlooring: Wood
Levels, Entrance, & Accessibility
Stories: 1Levels: OneAccessibility: Level Lot, Main Floor Bath, Accessible Bedroom, Main Level LaundryFloors: Wood
View
No View
Security
Security: Fire Alarm

Exterior Features

Exterior Home Features
Roof: CompositionPatio / Porch: PatioFencing: Partial, Fenced, WoodExterior: Sprinkler SystemSprinkler System
Parking & Garage
Number of Garage Spaces: 1Number of Covered Spaces: 1Other Parking: DetachedNo CarportHas a GarageNo Attached GarageParking Spaces: 1Parking: Garage Door Opener
Frontage
Road Frontage: City StreetNot on Waterfront
Water & Sewer
Sewer: Public Sewer
Farm & Range
Does Not Include Irrigation Water Rights
Finished Area
Finished Area (above surface): 1096 Square Feet

Property Information

Year Built
Year Built: 1946
Property Type / Style
Property Type: ResidentialProperty Subtype: Single Family ResidenceArchitecture: Contemporary
Building
Construction Materials: Frame, Brick, Composition, Wood SidingNot a New ConstructionNot Attached Property
Property Information
Usage of Home: Single FamilyNot Included in Sale: Personal PropertyParcel Number: R0042130

Price & Status

Price
List Price: $556,000

Active Status

MLS Status: Sold

Location

Direction & Address
City: LongmontCommunity: Old Town
School Information
Elementary School: CentralJr High / Middle School: WestviewHigh School: LongmontHigh School District: ST Vrain Dist RE 1J

Building

Building Area
Building Area: 1096 Square Feet

HOA

No HOA

Lot Information

Lot Area: 6466 sqft

Listing Info

Special Conditions: Private Owner

Offer

Listing Terms: Cash, Conventional, FHA, VA Loan

Miscellaneous

Mls Number: 991753Attribution Contact: 303-543-3083Above Grade Unfinished Area: 1096Activation Date: Sun Jul 09 2023Back On Market Date: Sat Aug 12 2023
Last check for updates: about 2 hours ago
Listed by Krista Koth, (303) 543-3083
8z Real Estate
Bought with: James Thomas, (303) 543-0625, RE/MAX Alliance-Boulder
Source: IRES as distributed by MLS GRID, MLS#991753

Price History for 321 Sumner St

DatePriceEventSource
09/15/2023ListingRemovedZillow Rentals
09/10/2023$2,350Listed For RentZillow Rentals
08/28/2023$560,000Sold
IRES as distributed by MLS GRID #991753
08/14/2023$556,000Listed For SaleIRES as distributed by MLS GRID #991753
07/12/2023ListingRemovedIRES as distributed by MLS GRID #991753
07/09/2023$549,000Listed For SaleIRES as distributed by MLS GRID #991753
07/07/2023$575,000ListingRemovedIRES as distributed by MLS GRID #990194
06/22/2023$575,000Listed For SaleIRES as distributed by MLS GRID #990194
03/08/2018$368,000Sold
N/A
11/01/2017$375,000Sold
N/A
03/08/2017$368,000Sold
IRES as distributed by MLS GRID #811398
02/17/2017$340,000PendingAgent Provided
02/16/2017$340,000Listed For SaleAgent Provided
08/14/2014$220,000Sold
N/A

Market trends in Longmont

Last updated June 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$567K
$9.17K
MoM
Sale-to-List Price
99.9%
0.3%
MoM
Price per sq ft
$263
$4
MoM
Available listings
457
20
MoM
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Property Tax and Assessment

Year2025
Tax$3,419
Assessment$584,000
Home facts updated by county records

Comparable Sales for 321 Sumner St

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
0.23
Single-Family Home
$535,000
05/07/26
3
2
1,118
0.10
Single-Family Home
$515,000
06/11/26
3
2
1,995
0.11
Single-Family Home
$710,000
08/05/25
3
2
1,832
0.15
Single-Family Home
$515,750
10/31/25
2
2
944
0.17
Single-Family Home
$578,000
03/06/26
4
1
1,560
0.16
Single-Family Home
$767,574
07/24/25
3
1.5
1,825
0.20
Single-Family Home
$515,000
07/08/26
2
1
956
0.09
Single-Family Home
$650,000
04/24/26
4
2
1,542
0.16
Single-Family Home
$749,000
05/29/26
3
2
1,656

Nearby homes

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Assigned Schools

These are the assigned schools for 321 Sumner St.
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

Neighborhood stats provided by third party data sources.

What Locals Say about Sunset

At least 24 Trulia users voted on each feature.
  • 94 % Say yards are well-kept

  • 94 % Say there are sidewalks

  • 93 % Say parking is easy

  • 90 % Say it's dog friendly

  • 88 % Say there's holiday spirit

  • 78 % Say car is needed

  • 72 % Say people would walk alone at night

  • 69 % Say streets are well-lit

  • 67 % Say it's walkable to restaurants

  • 66 % Say it's quiet

  • 65 % Say neighbors are friendly

  • 55 % Say kids play outside

  • 42 % Say there are community events

  • 39 % Say there's wildlife

  • 35 % Say it's walkable to grocery stores

  • 25 % Say they plan to stay for at least 5 years

Sourced by Trulia users. Learn more about our methodology.
  • Kevin and family
    "Great place to live! No cookie cutters here:). Close to everything you could possibly think off! Did friendly, kid friendly, people take care of yards and homes. Best neighborhood in Longmont"
  • janett c.
    "I lived in this neighborhood for 6 years and really miss it.I love hearing the music from Roosevelt park in the summer and the closeness of downtown"
  • Thompsonsk
    "Literally steps from all the events at Roosevelt Park and Downtown. City bus and regional bus are a block away. Enjoy the annual block parties!"
  • Susie0524
    "Longmont has a big arts & music community with several free community events throughout the year. It tries to be a very inclusive city and celebrates diversity. "
  • Boulder S.
    "Longmont is a community settled by farmers who came for the ample sunshine and the soil. There is an apartment building called the Cannery. They canned beets there. Longmont is blessed with an art community, too. City leaders strive to keep the downtown vibrant. Longmont is a community poised on a great future. "
  • Dena S.
    "This is a quiet street with beautiful mature trees in a well maintained old town neighborhood. Nearby parks, golfing, swimming and sandwich shops are all within walking distance. This is a wonderful neighborhood. "

LGBTQ Local Legal Protections

Apartments for Rent

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Homes for sale near 321 Sumner St

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Off Market Homes Near 321 Sumner St

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Based on information submitted to the MLS GRID as of 2026-07-14 14:03:08 PDT. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Some IDX listings have been excluded from this website. Click here for more information