When was property at 4435 Grinnell Avenue built and last sold?

The property at 4435 Grinnell Avenue was built in 1967 and last sold on May 11, 1973 for $0.

How much is this home worth?

The estimated value of the home located at 4435 Grinnell Avenue is $876,201.

What are some comparable homes to 4435 Grinnell Avenue?

There are currently no comparable homes to 4435 Grinnell Avenue.

Boulder

80305

Table Mesa

4435 Grinnell Ave

Map

$875,000

↓ $50K (5.4%)

● House - For Sale

4435 Grinnell Ave

Boulder, CO 80305

3 Beds

1 Bath, 1 Half Bath

1,280 Ft²

$4,705

Est. Monthly

About This Property

An exceptional opportunity in one of Boulder's most sought-after neighborhoods, this Table Mesa property is priced below market value and ready for its next chapter. Offered AS-IS, the home presents a compelling opportunity for a buyer looking to renovate, expand, or reimagine a property in an established location where significant upside exists. With the potential to add square footage, a thoughtfully renovated and expanded home could reach values into the upper $1 million range. This is an exciting value-add opportunity for homeowners, investors, and builders alike. Enjoy beautiful Flatirons views, an unbeatable Boulder lifestyle, and access to the highly sought-after Fairview High School, Southern Hills Middle school, and Bear Creek Elementary. Whether improving the existing home or creating something entirely new, this is a rare chance to build equity and create a standout property in a location where long-term value speaks for itself.

Unit Size

1,280 Ft²

Days on Market

Land Size

0.16 acres

Price per sqft

$684

Property Type

House

Property Taxes

$409

HOA Dues

Year Built

1967

Listed By

Chelsey Franklin

LIV Sotheby's International Realty

Payment Calculator

Cap Rate Calculator

Last updated: 18 days ago (IRES MLS #IRE1068142)

Price History

Date / Event	Date	Event
Oct 3, 2026	Price Decreased	$875,000 ↓ $50K (5.4%)
Price Decreased
Sep 3, 2026	Listed	$925,000
Listed

Property Highlights

Garage

Air Conditioning

With View

Parking Details

Has Garage

Parking Features: Attached

Garage Spaces: 1

Interior Details

Half Bathrooms: 1

Full Bathrooms: 1

Interior Features: Washer/Dryer Hookup

Appliances: Electric Range, Dishwasher, Fire Alarm

Basement: Partial

Exterior Details

Square Footage: 1280

Square Footage Source: $0

Year Built: 1967

Levels: Tri-Level

Construction Materials: Frame

Lot Features: Paved, Evergreen Trees, Gutters, Sidewalks, Street Light

Lot Size Area: 6969.6

Lot Size Units: Square Feet

Lot Size Acres: 0.16

Lot Size Square Feet: 6969.6

Water Source: Public

Financial Details

Tax Annual Amount: $4,902

Utilities Details

Cooling Type: Central Air

Heating Type: Forced Air

Building Info

Overview

General

Year Built: 1967

Effective Year Built: 1985
Building Count: 1
Total Rooms: 6
Bedroom Count: 3
Bathroom Count: 2
Full Bathrooms: 1
Partial Bathrooms: 2
Building Condition: 6
Building Quality: 10
Construction Type: 12
Building Style: 41
Exterior Walls Type: 3
Interior Walls Type: 3
Roof Shape Type: 0
Roof Cover Type: 15
Living Units: 1
Floor Cover: 0
Basement Type: 1
Basement Area: 384
Garage Type: 1
Garage Square Area: 288
Parking Space Count: 1
Patio Type: 0
Porch Type: 0
Pool Type: 0

Dimensions

Lot Size Square Feet: 7,135

Total Building Area: 1,568
Gross Building Area: 1,568
Building Area: 1,280
Building Area Measurement: L

Heating and Cooling

Air Conditioning: 1

Heating: 4
Heated Square Feet: 1,280
Heating Fuel Type: 0

Utilities

Sewer System: 0

Water Service: 0

Building

Building Type: 0

Property Class: R
Subdivision: TABLE MESA 2
Land Acres: 0000000164
Standard Land Use Code: 1001
County Land Use Code: 1112
Legal Description 1: LOT 26 BLK 18 TABLE MESA 2

Neighborhood

School District Name: Boulder Valley School District RE-2

Census Tract: 012509

Geography

Assessors Map Reference: B24-B

Account Number: R0010836
Parcel: R0010836
Block: 18
Lot: 26
Meridian: SEC 08 TWN 1S RNG 70
Municipality: BOULDER
Latitude: 39.9771
Longitude: -105.245

Address

Full Address: 4435 Grinnell Ave

Address - House Number: 4435
Address - Street Name: Grinnell
Address - Suffix Type: Ave
State: CO
City Name: Boulder
Carrier Code: C031
4-Digit Zip Code: 6612
Zip Code: 80305

Valuation

Tax

Tax Year: 2022

Tax Amount: $399,892
Tax Rate Code Area: 00-010

Appraisal Valuation

Standard Deviation: 0.1658

Valuation Date: May 17, 2023
Confidence Score: 79
Final Value: 1,036,263
High Value: 1,208,152
Low Value: 864,374

Market Valuation

Market Total Value: $983,900

Market Land Value: $885,510
Market Improvement Value: $98,390

Assessments Valuation

Assessed Year: 2023

Assessed Total Value: $66,561
Assessed Land Value: $59,905
Assessed Improvements Value: $6,656

Sales

Current Sale Contract Date: May 11, 1973

Current Sale Recording Date: May 11, 1973
Current Sale Document Type: 27
Current Sale Input Document Number: 65966

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

Request mortgage information redaction

Comparables

About South Boulder

Stats & Trends

Median Asking:

$975,000

Sale Price/ft²

$595

Below Asking

0.02%

Average Days on Market

Average Home Size

2044 ft²

Average Home Age

50.4 years

Currently For Sale

65 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

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Listed by: Chelsey Franklin,
Last Updated: 18 days ago
Data Source: IRES MLS, MLS# IRE1068142

Information source: Information and Real Estate Services, LLC. Provided for limited non-commercial use only under IRES Rules © Copyright IRES.Listing information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed by the MLS. Compensation information displayed on listing details is only applicable to other participants and subscribers of the source MLS.