1671 Northwestern Rd is a 2,945 square foot house on a 0.48 acre lot with 3 bedrooms and 4 bathrooms. Based on Redfin's Longmont data, we estimate the home's value is $1,007,182.
Single-familyProperty Type
1997Year Built
0.48 acresLot Size
$342Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,007,182
$15K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 39.6% higher than the average sale price ($721K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$7,453 (+3.9%)
$14,156 + $56,844
$71,000
2024
$7,175 (+1.4%)
$14,156 + $56,844
$71,000
2023
$7,078 (+14.5%)
$12,113 + $62,900
$75,013
2022
$6,184 (−1.3%)
$15,799 + $62,900
$78,699
2021
$6,264 (+20.1%)
$12,051 + $50,436
$62,487
2020
$5,215 (+1.6%)
$12,398 + $51,888
$64,286
2019
$5,133 (+2.4%)
$10,225 + $43,458
$53,683
2018
$5,013 (+1.4%)
$10,225 + $43,458
$53,683
2017
$4,945 (+8.8%)
$10,296 + $42,480
$52,776
2016
$4,547 (+4.9%)
$10,296 + $42,480
$52,776
2015
$4,333 (+21.3%)
$13,771 + $33,806
$47,577
2014
$3,572 (−0.4%)
$11,860 + $26,523
$38,383
2013
$3,585 (+3.1%)
$11,860 + $26,523
$38,383
2012
$3,477 (+6.8%)
$11,860 + $26,523
$38,383
2011
$3,257 (−5.8%)
$7,124 + $30,367
$37,491
2010
$3,457 (+1.8%)
$7,124 + $30,367
$37,491
2009
$3,395
$8,680 + $31,480
$40,160
Tax history for 1671 Northwestern Rd
Year
Property tax
Land + Additions
Assessment*
2025
$7,453 (+3.9%)
$14,156 + $56,844
$71,000
2024
$7,175 (+1.4%)
$14,156 + $56,844
$71,000
2023
$7,078 (+14.5%)
$12,113 + $62,900
$75,013
2022
$6,184 (−1.3%)
$15,799 + $62,900
$78,699
2021
$6,264 (+20.1%)
$12,051 + $50,436
$62,487
2020
$5,215 (+1.6%)
$12,398 + $51,888
$64,286
2019
$5,133 (+2.4%)
$10,225 + $43,458
$53,683
2018
$5,013 (+1.4%)
$10,225 + $43,458
$53,683
2017
$4,945 (+8.8%)
$10,296 + $42,480
$52,776
2016
$4,547 (+4.9%)
$10,296 + $42,480
$52,776
2015
$4,333 (+21.3%)
$13,771 + $33,806
$47,577
2014
$3,572 (−0.4%)
$11,860 + $26,523
$38,383
2013
$3,585 (+3.1%)
$11,860 + $26,523
$38,383
2012
$3,477 (+6.8%)
$11,860 + $26,523
$38,383
2011
$3,257 (−5.8%)
$7,124 + $30,367
$37,491
2010
$3,457 (+1.8%)
$7,124 + $30,367
$37,491
2009
$3,395
$8,680 + $31,480
$40,160
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
R-SF
Residential Single-Family District
The purpose of the R-SF district is to establish and preserve residential neighborhoods with primarily single-family detached dwellings on medium to larger lots. The district is intended to be located in proximity to activity centers and other public amenities or complementary uses and activities such as schools, parks, and open space.
Permitted uses
Include but are not limited to:
Housing-Single unit
Infrastructure
Public service
Communications tower
Park & open space
Nov 10, 2025 • Final
Combo permit - residential
Install a new hot water heater.
Plumbing
Water heater
Jun 1, 2020 • Final
Combo permit - residential
Roofing
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Basement Information
Basement Sq. Ft: 2,157
Basement Type: Walk Out
Bathroom Information
# of Full Baths: 1
# of 3/4 Baths: 3
Heating & Cooling
Heating Type: Forced Air
Room Information
# of Rooms: 9
Exterior
Exterior Information
Physical Condition: Very Good
Construction Type: Frame
Building Construction Quality: Good
Exterior Wall: Brick Veneer
Roof Covering Type: Asphalt
Roof Shape Type: Asphalt
Building Type: Single Family
Property Information
Subdivision Name: SUMMIT OF LONGMONT ESTATES
Living Sq. Ft: 2,945
Ground Floor Sq. Ft: 2,164
Building Sq. Ft: 6,009
Stories Type: 2 Plus
Legal Description: LOT 6 BLK 1 SUMMIT OF LONGMONT ESTATES
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 907
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 20,700
Legal Lot Number: 6
Legal Block Number: 1
Municipality Name: LONGMONT
Acres: 0.4752
County Use Description: 1 FAMILY RESID
Financial
Assessor Information
Assessment Year: 2025
Tax Area: RE1J-LGT-NCWD-SVLHD
Public facts
Beds: 3
Baths: 4.0
Sq. Ft.: 2,945
Stories: —
Lot Size: 0.48 acres
Style: Single Family Residential
Year Built: 1997
Year Renovated: 1997
County: Boulder County
APN: R0115076
Home facts updated by county records on Sep 2, 2026
Around this home
Schools
Longmont Estates Elementary School
Public PreK-5 • Assigned • 0.2mi
7/10
Westview Middle School
Public 6-8 • Assigned • 0.3mi
7/10
Silver Creek High School
Public 9-12 • Assigned • 2.6mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
A vibrant northern Colorado community known for its scenic mountain views, extensive parks and trails, greenways, and a mix of established neighborhoods and newer housing options.