Google street view image for 4138 Nelson Rd, Longmont, CO 80503

Off Market Nov 1997 for $350K

$1,219,729

Est. refi paymentEst. refi $2,312/mo

•

1,826

sq ft

4138 Nelson Rd, Longmont, CO 80503

About this home

Single-familyProperty Type

1971Year Built

4.15 acresLot Size

$668Est. Price/Sq.Ft.

2 car garageParking

Listed by • RE/MAX of Boulder, Inc

Contact: 3034497000

Bought with Michelle Bodin • Coldwell Banker Realty-Boulder

•303-449-5000 (broker)

Redfin checked: a minute ago

•Source:IRES as Distributed by MLS Grid #161336

Redfin Estimate

$1,219,729

$870K since sold in November 1997$4,000 since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 33.1% lower than the average sale price ($1.82M) of 6 comparable homes.

SOLD MAY 15, 2026
$1,725,000
A
3 beds2 baths2,410 sq ft
6036 Saint Vrain Rd, Longmont, CO 80503
SOLD JUN 22, 2026
$1,250,000
B
4 beds3 baths2,348 sq ft
11874 N 75th St, Longmont, CO 80503
Compass - Denver
SOLD JUN 25, 2026
$735,000
C
3 beds3 baths2,836 sq ft
656 Jasper Dr, Lyons, CO 80540
BOUGHT WITH REDFIN JUN 23, 2026
$1,950,000
D
4 beds4 baths3,886 sq ft
6152 Hygiene Rd, Longmont, CO 80503
SOLD JUN 18, 2026
$1,960,000
E
4 beds2 baths2,301 sq ft
3920 Nelson Rd, Longmont, CO 80503
SOLD DEC 29, 2025
$3,325,000
F
4 beds3.5 baths4,251 sq ft
6224 Trevarton Dr, Longmont, CO 80503

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$1,128,632

Est. take-home

List your home with Redfin and save $12,197

Refinance

Est. cash available

Get cash now or lower your monthly rate

Rent

$3,760/mo

Redfin rental estimate

List your home for rent

Market trends in 80503, CO

Last updated July 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-List Price

98.7%

0.1% MoM

Median sale price

$737K

$22K MoM

Avg. days on market

43d

6 days MoM

Recently sold homes

176

20 MoM

New listings for sale

NEW 1 HR AGO
$525,000
4 beds2 baths1,870 sq ft
2515 Danbury Dr, Longmont, CO 80503
NEW 3 HRS AGO
$539,900
4 beds3.5 baths3,330 sq ft
671 Robert St #671, Longmont, CO 80503
NEW 14 HRS AGO
$900,000
4 beds3 baths3,571 sq ft
2140 Lombardy St, Longmont, CO 80503
Mike Gebhardt • Coldwell Banker Realty 14
COMING SOON
$1,100,000
4 beds3 baths3,473 sq ft
9037 Morton Rd, Niwot, CO 80503
3D WALKTHROUGH
$675,000
5 beds3 baths2,870 sq ft
3451 Larkspur Dr, Longmont, CO 80503
$525,000
3 beds3 baths2,858 sq ft
2912 Troxell Ave, Longmont, CO 80503
3D WALKTHROUGH
$1,375,000
6 beds3 baths3,336 sq ft
6766 Audubon Ave, Niwot, CO 80503
Tara Littell • Compass Colorado, LLC - Boulder
3D WALKTHROUGH
$1,099,000
5 beds3 baths2,716 sq ft
7368 Dry Creek Rd, Niwot, CO 80503
$889,900
6 beds4 baths3,850 sq ft
1690 Brown Ct, Longmont, CO 80503
3D WALKTHROUGH
$2,350,000
4 beds4 baths5,005 sq ft
4061 Spy Glass Ln, Longmont, CO 80503
The Bernardi Group • Coldwell Banker Realty 14
See all

Provided by Redfin

Sale history for 4138 Nelson Rd

Year

Property tax

Land + Additions

Assessment*

2025

$7,300 (−3.3%)

$61,213 + $12,387

$73,600

2024

$7,550 (+1.3%)

$61,213 + $12,387

$73,600

2023

$7,451 (+28.8%)

$40,073 + $43,061

$83,134

2022

$5,783 (−1.3%)

$43,758 + $43,061

$86,819

2021

$5,860 (+22.1%)

$35,306 + $21,260

$56,566

2020

$4,801 (+1.6%)

$36,322 + $21,871

$58,193

2019

$4,725 (+3.2%)

$32,819 + $14,936

$47,755

2018

$4,580 (+1.3%)

$32,819 + $14,936

$47,755

2017

$4,520 (−8.6%)

$32,040 + $14,587

$46,627

2016

$4,944 (+4.8%)

$32,040 + $14,587

$46,627

2015

$4,719 (+20.2%)

$31,442 + $18,603

$50,045

2014

$3,927 (+0.7%)

$19,343 + $21,810

$41,153

2013

$3,899 (−0.1%)

$19,343 + $21,810

$41,153

2012

$3,903 (+7.0%)

$19,343 + $21,810

$41,153

2011

$3,648 (−2.4%)

$27,024 + $15,845

$42,869

2010

$3,737 (+1.7%)

$27,024 + $15,845

$42,869

2009

$3,673

$27,860 + $16,470

$44,330

Tax history for 4138 Nelson Rd

Year

Property tax

Land + Additions

Assessment*

2025

$7,300 (−3.3%)

$61,213 + $12,387

$73,600

2024

$7,550 (+1.3%)

$61,213 + $12,387

$73,600

2023

$7,451 (+28.8%)

$40,073 + $43,061

$83,134

2022

$5,783 (−1.3%)

$43,758 + $43,061

$86,819

2021

$5,860 (+22.1%)

$35,306 + $21,260

$56,566

2020

$4,801 (+1.6%)

$36,322 + $21,871

$58,193

2019

$4,725 (+3.2%)

$32,819 + $14,936

$47,755

2018

$4,580 (+1.3%)

$32,819 + $14,936

$47,755

2017

$4,520 (−8.6%)

$32,040 + $14,587

$46,627

2016

$4,944 (+4.8%)

$32,040 + $14,587

$46,627

2015

$4,719 (+20.2%)

$31,442 + $18,603

$50,045

2014

$3,927 (+0.7%)

$19,343 + $21,810

$41,153

2013

$3,899 (−0.1%)

$19,343 + $21,810

$41,153

2012

$3,903 (+7.0%)

$19,343 + $21,810

$41,153

2011

$3,648 (−2.4%)

$27,024 + $15,845

$42,869

2010

$3,737 (+1.7%)

$27,024 + $15,845

$42,869

2009

$3,673

$27,860 + $16,470

$44,330

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Zoning

Beds

Baths

2.5

Stories

Lot width

—

Lot depth

—

Lot size

4.23 Acres

Year renovated

1973

Sq. Ft.

1,784

Year built

1971

Style

Single Family Residential

County

Boulder County

APN

R0054449

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jun 11, 2026.

Agricultural District

Rural areas where conservation of agricultural resources is of major value, and where residential development compatible with agricultural uses is allowed.

Permitted uses

Include but are not limited to:

Agriculture
Equestrian facility
Livestock production
Religious facility
Day care facility
Housing-Group
Housing-Single unit
Bed & breakfast
Educational/school
Kennel

Property details

Parking

Parking Features
Covered Spaces: 2
Garage: Yes
Attached Garage: Yes
Garage Spaces: 2
Parking Features: Garage Door Opener

Interior

Bathroom Information
Bathrooms (Full): 1
Bathrooms (Half): 1
Bathrooms (Three Quarter): 1

Bedroom Information
Bedrooms Total: 4

Heating & Cooling
Heating: Yes
Forced Air

Interior Features
Electric Range/Oven, Dishwasher
Fireplace: Yes
Fireplace Features: Free Standing, Gas, Family/Recreation Room Fireplace
Separate Dining Room, Open Floorplan, Walk-In Closet(s)
Laundry Features: Sink, Lower Level

Room Information
Basement: None, Crawl Space

Exterior

Exterior Features
Fencing: Fenced, Wire
Patio and Porch Features: Patio, Deck
Roof: Composition

Land Information
Road Surface Type: Paved, Asphalt

Lot Information
Horse(s): Yes
Barn with 3+ Stalls, Corral(s), Pasture, Tack Room, Loafing Shed, Hay Storage
Current Use: Horses, Zoning Appropriate for 4+ Horses
Lot Features: Lawn Sprinkler System, Level, Abuts Farm Land
Other Structures: Storage, Outbuildings
Zoning: AG

Property Information
Property Type: Residential
View: Yes
Waterfront: No

Subdivision Information
Subdivision Name: HARDT ESTATES
MLS Area Major: Suburban Plains

Building Information
Above Grade Finished Area: 1826
Building Area Total: 1826
Construction Materials: Brick/Brick Veneer, Wood Siding, Painted/Stained

Financial

Tax Information
Parcel Number: 702N170020010054449
Tax Annual Amount: 2064
Tax Year: 1996

Financial Information
Listing Terms: Cash, Conventional

Utilities

Utility Information
Utilities: Electricity Available, Propane
Electric: Electric,REA
Sewer: Septic

Location

HOA Information
Association: No
Association Fee: 0

School Information
High School District: ST Vrain Dist RE 1J
Elementary School: HYGIENE
Middle or Junior School: WESTVIEW
High School: NIWOT

Location Information
Unparsed Address: 4138 NELSON RD Hygiene CO 80503
Street Number: 4138
Street Name: NELSON RD
City: Hygiene
State or Province: CO
County or Parish: Boulder
Country: US
Postal Code: 80503
Coordinates: -105.249578,40.145891
Latitude: 40.145891
Longitude: -105.249578

Public facts

Beds: 3
Baths: 2.5
Sq. Ft.: 1,784
Stories: 1.0
Lot Size: 4.23 acres
Style: Single Family Residential
Year Built: 1971
Year Renovated: 1973
County: Boulder County
APN: R0054449

Home facts updated by county records on Jun 11, 2026

Other

Listing Information
Attribution Contact: 3034497000
Close Price: $350,000
Photos Count: 0
Possible Use: Single Family, Farm
Special Listing Conditions: Private Owner
Standard Status: Closed

Listing Date Information
Close Date: Monday, November 3, 1997
Cumulative Days on Market: 35
Days on Market: 35
Listing Contract Date: Sunday, August 24, 1997
Modification Timestamp: Friday, July 19, 2024 12:33 AM

Home Information
Levels: Tri-Level
Window Features: Window Coverings, Storm Window(s)
Year Built: 1971

Green Information
Green Energy Efficient: Southern Exposure

Around this home

Schools

Blue Mountain Elementary School

Public PreK-5 • Assigned • 4.5mi

10/10

Altona Middle School

Public 6-8 • Assigned • 5.1mi

10/10

Silver Creek High School

Public 9-12 • Assigned • 4.8mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

6/10 Fire Factor

9% chance of being in a wildfire in next 30 years

3/10 Heat Factor

3 days above 92° expected this year, 8 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 1 days in 30 years

Provided by First Street

Historical weather

Longmont, CO • 80503

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 10.5 hours in June and 6 hours in December, placing it above the U.S. average for solar exposure.

10.5 hrs

6 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.16M – $1.40M

Reach more buyers when you sell with Redfin. Save up to $12,197 in fees. 3 minutes to get started.

Need the cash from your home fast? Sell to .

Nearby similar homes

$750,000

3 beds2 baths1,622 sq ft

397 Glendale Gulch Rd, Jamestown, CO 80455

Ruben Estrada • Estrada Real Estate Group

3D WALKTHROUGH

$3,650,000

4 beds5 baths5,527 sq ft

2881 N Lakeridge Trl, Boulder, CO 80302

VIDEO TOUR

$1,450,000

4 beds3 baths2,606 sq ft

8444 Stoneridge Ter, Boulder, CO 80302

Sage Swink • Berkshire Hathaway HomeServices Colorado Real Estate, LLC – Erie

$1,240,000

4 beds3.5 baths4,201 sq ft

1910 High Plains Dr, Longmont, CO 80503

3D WALKTHROUGH

$1,495,000

4 beds2.5 baths2,554 sq ft

1780 Redwood Ave, Boulder, CO 80304

3D WALKTHROUGH

$925,000

3 beds2 baths2,734 sq ft

39 Spring Ln, Boulder, CO 80302

New listings for sale in 80503

NEW 1 HR AGO

$525,000

4 beds2 baths1,870 sq ft

2515 Danbury Dr, Longmont, CO 80503

NEW 3 HRS AGO

$539,900

4 beds3.5 baths3,330 sq ft

671 Robert St #671, Longmont, CO 80503

NEW 14 HRS AGO

$900,000

4 beds3 baths3,571 sq ft

2140 Lombardy St, Longmont, CO 80503

Mike Gebhardt • Coldwell Banker Realty 14

COMING SOON

$1,100,000

4 beds3 baths3,473 sq ft

9037 Morton Rd, Niwot, CO 80503

3D WALKTHROUGH

$675,000

5 beds3 baths2,870 sq ft

3451 Larkspur Dr, Longmont, CO 80503

$525,000

3 beds3 baths2,858 sq ft

2912 Troxell Ave, Longmont, CO 80503

3D WALKTHROUGH

$1,375,000

6 beds3 baths3,336 sq ft

6766 Audubon Ave, Niwot, CO 80503

Tara Littell • Compass Colorado, LLC - Boulder

3D WALKTHROUGH

$1,099,000

5 beds3 baths2,716 sq ft

7368 Dry Creek Rd, Niwot, CO 80503

$889,900

6 beds4 baths3,850 sq ft

1690 Brown Ct, Longmont, CO 80503

Home values near 4138 Nelson Rd

Data from public records.

Address	Redfin Estimate
4251 Nelson Rd, Longmont, CO 4 Beds \| 4 Baths \| 4382 Sq. Ft.	$2,126,770
3993 Nelson Rd, Longmont, CO 4 Beds \| 4 Baths \| 4358 Sq. Ft.	$2,542,383

Address	Redfin Estimate
4302 Nelson Rd, Longmont, CO 4 Beds \| 3 Baths \| 4675 Sq. Ft.	$2,437,811
3920 Nelson Rd, Longmont, CO 4 Beds \| 2 Baths \| 2301 Sq. Ft.	$2,173,159

Address	Redfin Estimate
3885 Nelson Rd, Longmont, CO 3 Beds \| 1 Baths \| 1200 Sq. Ft.	$831,117
4300 Nelson Rd, Longmont, CO 2 Beds \| 2 Baths \| 1808 Sq. Ft.	$1,246,604

Property information provided by IRES as Distributed by MLS Grid when last listed in 1997. This data may not match . Learn more.

Download the Redfin App on the Apple App Store

Download the Redfin App from the Google Play Store

Join us

Become an Agent

Get referrals

Careers

Find homes faster

About us

Find us

Subsidiaries

Affiliated Business

Countries

United States

Canada

Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.

Do not sell or share my personal information.

REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.

California DRE #01521930

Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures

New Mexico Real Estate Licenses

TREC: Info About Brokerage Services, Consumer Protection Notice

All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.

Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.

If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.

REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.

GreatSchools Ratings provided by GreatSchools.org.

80501 homes for sale
80503 homes for sale
80504 homes for sale
80513 homes for sale

Southmoor homes for sale
Longmont Estates homes for sale
Renaissance homes for sale
Prospect New Town homes for sale
McIntosh homes for sale

Houses for rent in Longmont	Agents near me	Fort Collins, CO homes for sale	Longmont Housing Market
Houses for sale near me	Denver, CO homes for sale	Aurora, CO homes for sale
Land for sale near me	Colorado Springs, CO homes for sale	Arvada, CO homes for sale
Open Houses near me	Boulder, CO homes for sale	Longmont Property Records
Condos for sale near me	Littleton, CO homes for sale	CO New Listings

Denver homes for sale
Boulder homes for sale
Fort Collins homes for sale

About this home

Redfin Estimate

Earn from this home

Market trends in 80503, CO

Sale history for 4138 Nelson Rd

Tax history for 4138 Nelson Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 80503

Home values near 4138 Nelson Rd

More real estate resources