3105 23rd St, Boulder, CO 80304
OFF MARKET

3105 23rd St
Boulder, CO 80304

Old North Boulder
  • 3 Beds
  • 1 Bath
  • 1,026 sqft

$840,200

Trulia Estimate
as of Jul 24, 2026
Est. Refi. Payment $4,642/mo*

$840,200

Trulia Estimate
as of Jul 24, 2026
Est. Refi. Payment $4,642/mo*
3 Beds
1 Bath
1,026 sqft

Local Information

  • Map ViewExplore the area around 3105 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
1,026 sqft
Price/Sqft
$819
Parking
Garage

About this House

This single-family home is located at 3105 23rd St, Boulder, CO. 3105 23rd St is in the Old North Boulder neighborhood in Boulder, CO and in ZIP code 80304. This property has 3 bedrooms, 1 bathroom and approximately 1,026 sqft of floor space. This property has a lot size of 7809 sqft and was built in 1958.
3105 23rd St, Boulder, CO 80304 is a 3 bedroom, 1 bathroom, 1,026 sqft single-family home in Old North Boulder, built in 1958. It last sold for $165,000 on Aug 12, 1996. It is currently off market. The Trulia Estimate is $840,200, with a rent estimate of $2,715/month.

Home Details for 3105 23rd St

Interior Features

Heating & Cooling
Heating: Forced AirHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1
Interior Details
Number of Rooms: 6

Property Information

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

Exterior Features

Exterior Home Features
Exterior: Stone
Parking & Garage
GarageParking: Garage Attached

Community

Units in Building: 1

Lot Information

Lot Area: 7809 sqft

Price History for 3105 23rd St

DatePriceEventSource
08/12/1996$165,000Sold
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
Skip to last item
  • Results are loading
Skip to first item

Property Tax and Assessment

Year2025
Tax$5,432
Assessment$932,100
Home facts updated by county records

Comparable Sales for 3105 23rd St

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
0.20
Single-Family Home
$877,500
05/20/26
3
1
1,323
0.28
Single-Family Home
$769,000
10/17/25
3
1
1,394
0.38
Single-Family Home
$827,000
06/03/26
3
1
1,259
0.17
Single-Family Home
$898,000
06/22/26
4
2
1,354
0.18
Single-Family Home
$1,300,000
03/04/26
3
2
1,786
0.10
Single-Family Home
$1,035,000
12/12/25
4
2
2,080
0.12
Single-Family Home
$950,000
03/31/26
4
2
2,048
0.15
Single-Family Home
$985,000
05/29/26
3
1.5
1,551
0.35
Single-Family Home
$278,070
07/14/26
2
1
884
0.36
Single-Family Home
$900,000
11/17/25
2
1
1,324

Nearby homes

Get a sense of prices in the area by checking nearby homes.
Skip to last item
Skip to first item

Assigned Schools

These are the assigned schools for 3105 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

Skip to last item
Skip to first item

Explore by feature - Pet Friendly

Explore by feature - Garage

Explore by feature - Air Conditioning

Explore by feature - Pool

Explore by feature - Washer/dryer

Explore by feature - Outdoor Space

Homes for sale near 3105 23rd St

Skip to last item
Skip to first item

Off Market Homes Near 3105 23rd St

Skip to last item
Skip to first item