When was property at 1721 3rd Avenue built and last sold?

The property at 1721 3rd Avenue was built in 1954 and last sold on Jul 16, 2021 for $1,000,000.

How much is this home worth?

The estimated value of the home located at 1721 3rd Avenue is $964,628.

What are some comparable homes to 1721 3rd Avenue?

There are currently no comparable homes to 1721 3rd Avenue.

Longmont

80501

1721 3rd Ave

Sold on Jul 16, 2021

Map

$1,000,000

● House - Off Market

1721 3rd Ave

Longmont, CO 80501

4 Beds

2 Baths

3,438 Ft²

$1,031,941

RealtyHop Estimate

8.63%

Since Aug 1, 2021

CO-Denver

Primary Model

About This Property

Rare opportunity to own iconic Mid-Century Modern Flagstone home built by custom builder for own residence. Ideal Old Town location across Sunset Golf Course/Pool offered active lifestyle then & still offers the same today. Double-lot property offers a plethora of options to enhance owner's use/income. Lot is zoned for ADU-build large RV garage w carriage house or mother-in-law unit. Perhaps-since property is subdividable & has an additional water tap-sell additional land or build a new home. Walk to popular West Side Tavern community gastropub to enjoy time w neighbors & friends. Down the street hop on St. Vrain Greenway to walk your dog, run or bike to your heart's content. Use greenway to get to weekly Farmer's Market or go meet friends at Left Hand Brewery Longmont's original micro-brewery.

Unit Size

3,438 Ft²

Days on Market

Land Size

0.57 acres

Price per sqft

$276

Property Type

House

Property Taxes

$284

HOA Dues

Year Built

1954

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Last updated: 4 months ago (REcolorado MLS #IRE3262218)

Price History

Date / Event	Date	Event
Jul 20, 2021	Sold	Premium
Sold
Jul 1, 2021	Listed	$950,000
Listed
Jul 5, 1968	Sold	Premium
Sold

Property Highlights

Garage

Air Conditioning

Fireplace

Building Info

Overview

General

Year Built: 1954

Effective Year Built: 1967
Building Count: 1
Total Rooms: 10
Bedroom Count: 4
Bathroom Count: 3
Full Bathrooms: 2
Partial Bathrooms: 3
Building Condition: 3
Building Quality: 4
Construction Type: 12
Building Style: 11
Exterior Walls Type: 23
Interior Walls Type: 18
Roof Shape Type: 0
Roof Cover Type: 15
Floor Count: 100
Living Units: 1
Floor Cover: 0
Basement Type: 6
Basement Area: 2,063
Garage Type: 1
Garage Square Area: 552
Parking Space Count: 2
Patio Type: 0
Porch Type: 0
Pool Type: 0

Dimensions

Lot Size Square Feet: 24,908

Total Building Area: 4,678
Gross Building Area: 4,678
Building Area: 3,394
Building Area Measurement: L

Heating and Cooling

Air Conditioning: 1

Heating: 10
Heated Square Feet: 3,394
Heating Fuel Type: 0

Utilities

Sewer System: 0

Water Service: 0

Building

Building Type: 0

Property Class: R
Subdivision: R & S RESUB - LG
Land Acres: 0000000572
Standard Land Use Code: 1001
County Land Use Code: 1112
Legal Description 1: LOTS 1-7 BLK 9 & S 67 FT LOT 2 W 1/2 BLK 7 R & S RESUB

Neighborhood

School District Name: St. Vrain Valley School District RE 1J

Census Tract: 013302

Geography

Assessors Map Reference: B2-M

Account Number: R0040938
Parcel: R0040938
Block: 9,7
Lot: 2
Meridian: SEC 04 TWN 2N RNG 69
Municipality: LONGMONT
Latitude: 40.1666
Longitude: -105.121

Address

Full Address: 1721 3rd Ave

Address - House Number: 1721
Address - Street Name: 3rd
Address - Suffix Type: Ave
State: CO
City Name: Longmont
Carrier Code: C083
4-Digit Zip Code: 4805
Zip Code: 80501

Valuation

Tax

Tax Year: 2022

Tax Amount: $420,350
Tax Rate Code Area: 00-680

Appraisal Valuation

Standard Deviation: 0.1684

Valuation Date: Aug 04, 2023
Confidence Score: 78
Final Value: 1,005,238
High Value: 1,174,560
Low Value: 835,916

Market Valuation

Market Total Value: $864,900

Market Land Value: $294,500
Market Improvement Value: $570,400

Assessments Valuation

Assessed Year: 2023

Assessed Total Value: $58,511
Assessed Land Value: $19,923
Assessed Improvements Value: $38,588

Sales

Current Sale Contract Date: Jul 16, 2021

Current Sale Recording Date: Jul 20, 2021
Current Sale Price:

Premium
Current Sale Document Type: 71
Current Sale Input Document Number: 3901066
Previous Sale Recording Date: Oct 03, 1990
Previous Sale Contract Date: Oct 03, 1990
Previous Sale Document Type: 27

Data used for valuation calculations is provided by RealtyHop, and other third party sources

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Comparables

About Longmont

Stats & Trends

Median Asking:

$549,000

Sale Price/ft²

$295

Above Asking

0.00%

Average Days on Market

Average Home Size

1979 ft²

Average Home Age

34.1 years

Currently For Sale

547 Listings

Based on RH Advisors, Inc. calculations of home data from MLS and/or public records.

Similar Homes for Sale

Currently no similar homes around

Nearby Rentals

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Listed by: Christine Cavalier,
Last Updated: 4 months ago
Data Source: REcolorado MLS, MLS# IRE3262218

© 2026 REcolorado® All rights reserved. Certain information contained herein is derived from information which is the licensed property of, and copyrighted by, REcolorado®. The listing broker’s offer of compensation is made only to participants of the MLS where the listing is filed.