See Home Value
$749,000
● House - Off Market

270 31st St

Boulder, CO 80305
bedrooms
3 Beds
bathrooms
1 Bath
square feet
960 Ft²
$4,171
Est. Monthly
3.48%
Cap Rate

About This Property

Welcome to 270 31st Street-a beautifully lit 3-bedroom ranch-style home in the heart of Boulder's highly sought-after Martin Acres neighborhood. Set on a spacious 7,083 sq ft lot with striking views of the Flatirons, this residence combines timeless charm, comfort, and exceptional access to everything Boulder has to offer.

Inside, natural light pours through oversized windows, creating a bright and welcoming atmosphere throughout. A wood-burning stove adds cozy character to the main living area, while a gas furnace ensures year-round comfort. This well-cared-for home offers a warm and inviting setting.

The expansive backyard is a standout feature-ideal for entertaining, gardening, or simply enjoying Colorado's beautiful weather. With mature trees and plenty of space, it offers a peaceful outdoor retreat just beyond your door.

The location is truly exceptional. Enjoy living at the base of the Flatirons, with scenic trail access just minutes away. Grocery stores in the Baseline and Table Mesa shopping centers are just down the road, RTD bus lines to Denver and DIA are a 10-minute stroll, and CU Boulder is only minutes away. Plus, with downtown Boulder just two miles from your doorstep, local restaurants, shops, and entertainment are always within reach.

Blending character, functionality, and a premier location, this home offers an amazing opportunity to experience the very best of Boulder living.
Unit Size
960 Ft²
Days on Market
108 days
Land Size
0.16 acres
Price per sqft
$807
Property Type
House
Property Taxes
$365
HOA Dues
-
Year Built
1955

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Last updated: 11 months ago (REcolorado MLS #7723292)

Price History

Date / Event Date Event Price
Sep 9, 2025 Sold
Sold
Aug 15, 2025 In contract -
In contract
Aug 9, 2025 Price Decreased $775,000
↓ $40K (4.9%)
Price Decreased
Jul 16, 2025 Price Decreased $815,000
↓ $24K (2.9%)
Price Decreased
Jun 27, 2025 Price Decreased $839,000
↓ $31K (3.6%)
Price Decreased
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Property Highlights

Fireplace

Building Info

Overview

    General

  • Year Built: 1955
  • Effective Year Built: 1975
  • Building Count: 1
  • Total Rooms: 5
  • Bedroom Count: 3
  • Bathroom Count: 1
  • Full Bathrooms: 1
  • Partial Bathrooms: 1
  • Building Condition: 6
  • Building Quality: 10
  • Construction Type: 6
  • Building Style: 11
  • Exterior Walls Type: 16
  • Interior Walls Type: 6
  • Roof Shape Type: 0
  • Roof Cover Type: 15
  • Floor Count: 100
  • Living Units: 1
  • Floor Cover: 0
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 4
  • Garage Square Area: 336
  • Parking Space Count: 1
  • Patio Type: 0
  • Porch Type: 0
  • Pool Type: 0

    Dimensions

  • Lot Size Square Feet: 7,083
  • Total Building Area: 960
  • Gross Building Area: 960
  • Building Area: 960
  • Building Area Measurement: L

    Heating and Cooling

  • Air Conditioning: 0
  • Heating: 4
  • Heated Square Feet: 960
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: HIGHLAND PARK 2 - BO
  • Land Acres: 0000000163
  • Standard Land Use Code: 1001
  • County Land Use Code: 1112
  • Legal Description 1: LOT 11 BLK 12 HIGHLAND PARK 2

Neighborhood

  • School District Name: Boulder Valley School District RE-2
  • Census Tract: 012507

Geography

  • Assessors Map Reference: B18-K
  • Account Number: R0007169
  • Parcel: R0007169
  • Block: 12
  • Lot: 11
  • Meridian: SEC 05 TWN 1S RNG 70
  • Municipality: BOULDER
  • Latitude: 39.9957
  • Longitude: -105.256

    Address

  • Full Address: 270 31st St
  • Address - House Number: 270
  • Address - Street Name: 31st
  • Address - Suffix Type: St
  • State: CO
  • City Name: Boulder
  • Carrier Code: C001
  • 4-Digit Zip Code: 3461
  • Zip Code: 80305

Valuation

    Tax

  • Tax Year: 2022
  • Tax Amount: $387,308
  • Tax Rate Code Area: 00-010

    Appraisal Valuation

  • Standard Deviation: 0.1631
  • Valuation Date: May 17, 2023
  • Confidence Score: 79
  • Final Value: 822,879
  • High Value: 957,123
  • Low Value: 688,635

    Market Valuation

  • Market Total Value: $798,600
  • Market Land Value: $503,300
  • Market Improvement Value: $295,300

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $54,025
  • Assessed Land Value: $34,048
  • Assessed Improvements Value: $19,977

    Sales

  • Current Sale Contract Date: May 21, 1998
  • Current Sale Recording Date: Jun 01, 1998
  • Current Sale Document Type: 40
  • Current Sale Input Document Number: 1807405
  • Previous Sale Recording Date: Jun 11, 1996
  • Previous Sale Contract Date: Jun 10, 1996
  • Previous Sale Amount: $167,000
  • Previous Sale Document Type: 41
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About South Boulder


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Frequently Asked Questions

When was property at 270 31st Street built and last sold?
The property at 270 31st Street was built in 1955 and last sold on May 21, 1998 for $0.
How much is this home worth?
The estimated value of the home located at 270 31st Street is $772,367.
What are some comparable homes to 270 31st Street?
There are currently no comparable homes to 270 31st Street.