3155 23rd St, Boulder, CO 80304
OFF MARKET

3155 23rd St
Boulder, CO 80304

Old North Boulder
  • 5 Beds
  • 2.5 Baths
  • 2,600 sqft

$1,344,200

Trulia Estimate
as of Jul 30, 2026
Est. Refi. Payment $7,572/mo*

$1,344,200

Trulia Estimate
as of Jul 30, 2026
Est. Refi. Payment $7,572/mo*
5 Beds
2.5 Baths
2,600 sqft

Local Information

  • Map ViewExplore the area around 3155 23rd St.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1958
Living Area
2,600 sqft
Price/Sqft
$517
Parking
Garage

About this House

This single-family home is located at 3155 23rd St, Boulder, CO. 3155 23rd St is in the Old North Boulder neighborhood in Boulder, CO and in ZIP code 80304. This property has 5 bedrooms, 3 bathrooms and approximately 2,600 sqft of floor space. This property has a lot size of 6931 sqft and was built in 1958.
3155 23rd St, Boulder, CO 80304 is a 5 bedroom, 3 bathroom, 2,600 sqft single-family home in Old North Boulder, built in 1958. It last sold for $529,900 on Aug 26, 2008. More recently, it was listed as a rental in June 2024 with an asking price of $5,900 per month. That rental listing was removed on June 24, 2024. It is currently off market. The Trulia Estimate is $1,344,200, with a rent estimate of $4,886/month.

Home Details for 3155 23rd St

Interior Features

Interior Details
BasementNumber of Rooms: 9Types of Rooms: Office
Heating & Cooling
Heating: Forced Air, OtherAir ConditioningCooling System: OtherHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1Floors: Hardwood
Appliances & Utilities
DishwasherDryerWasher

Exterior Features

Exterior Home Features
Roof: AsphaltExterior: StoneGardenLawnSprinkler System
Parking & Garage
GarageParking: Garage Detached, Off Street

Property Information

Year Built
Year Built: 1958Year Updated: 1975
Property Type / Style
Property Type: Single Family HomeArchitecture: Ranch / Rambler

Rental Terms, Policies & Fees

Furnished

Community

Units in Building: 1

Lot Information

Lot Area: 6931 sqft

Building

Fitness & Sports
Tennis Court

Price History for 3155 23rd St

DatePriceEventSource
06/24/2024ListingRemovedZillow Rentals
06/11/2024$5,900Listed For RentZillow Rentals
06/22/2023ListingRemovedZillow Rentals
06/18/2023$5,400PriceChange
Zillow Rentals
06/09/2023$4,950PriceChange
Zillow Rentals
05/25/2023$5,200PriceChange
Zillow Rentals
05/13/2023$5,500PriceChange
Zillow Rentals
05/05/2023$5,900PriceChange
Zillow Rentals
05/01/2023$6,500PriceChange
Zillow Rentals
04/29/2023$6,900PriceChange
Zillow Rentals
04/22/2023$7,200PriceChange
Zillow Rentals
04/17/2023$7,500PriceChange
Zillow Rentals
03/28/2023$7,900Listed For RentZillow Rentals
01/11/2022ListingRemovedZillow Rental Manager
01/01/2022$6,500PriceChange
Zillow Rental Manager
12/14/2021$5,400PriceChange
Zillow Rental Manager
12/02/2021$5,700Listed For RentZillow Rental Manager
11/15/2021ListingRemovedZillow Rental Manager
10/15/2021$6,300Listed For RentZillow Rental Manager
08/21/2021ListingRemovedZillow Rental Manager
06/26/2021$6,600PriceChange
Zillow Rental Manager
06/20/2021$7,700Listed For RentZillow Rental Manager
04/26/2021ListingRemovedZillow Rental Manager
03/26/2021$6,000PriceChange
Zillow Rental Manager
01/23/2021$5,800Listed For RentZillow Rental Manager
08/26/2008$529,900Sold
N/A

Market trends in Boulder

Last updated June 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$891K
$60.83K
MoM
Sale-to-List Price
98.2%
0.4%
MoM
Price per sq ft
$503
$2
MoM
Available listings
778
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Property Tax and Assessment

Year2025
Tax$7,115
Assessment$1,198,800
Home facts updated by county records

Comparable Sales for 3155 23rd St

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
0.05
Single-Family Home
$1,260,000
04/01/26
4
2.5
2,487
0.10
Single-Family Home
$950,000
03/31/26
4
2
2,048
0.19
Single-Family Home
$878,000
08/28/25
6
2
2,376
0.10
Single-Family Home
$1,920,000
07/15/26
6
3
3,109
0.15
Single-Family Home
$1,065,000
03/27/26
3
2
2,896
0.17
Single-Family Home
$1,035,000
12/12/25
4
2
2,080
0.12
Single-Family Home
$1,300,000
03/04/26
3
2
1,786
0.43
Single-Family Home
$856,000
11/13/25
4
2
2,568
0.27
Single-Family Home
$1,320,000
05/08/26
4
3
2,274
0.24
Single-Family Home
$1,470,000
12/17/25
4
2.5
1,916

Nearby homes

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Assigned Schools

These are the assigned schools for 3155 23rd St.
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

Neighborhood stats provided by third party data sources.

What Locals Say about Old North Boulder

At least 15 Trulia users voted on each feature.
  • 100 % Say it's dog friendly

  • 95 % Say there are sidewalks

  • 93 % Say there's wildlife

  • 91 % Say it's walkable to grocery stores

  • 90 % Say there's holiday spirit

  • 88 % Say it's walkable to restaurants

  • 88 % Say parking is easy

  • 83 % Say kids play outside

  • 79 % Say it's quiet

  • 78 % Say people would walk alone at night

  • 72 % Say yards are well-kept

  • 68 % Say neighbors are friendly

  • 62 % Say they plan to stay for at least 5 years

  • 55 % Say car is needed

  • 35 % Say streets are well-lit

  • 20 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.

LGBTQ Local Legal Protections

Apartments for Rent

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Homes for sale near 3155 23rd St

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Off Market Homes Near 3155 23rd St

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