3145 23rd St, Boulder, CO 80304
OFF MARKET

3145 23rd St
Boulder, CO 80304

Old North Boulder
  • 4 Beds
  • 2 Baths
  • 2,500 sqft

$1,255,100

Trulia Estimate
as of Jun 6, 2026
Est. Refi. Payment $6,969/mo*
Refinance Your Home

$1,255,100

Trulia Estimate
as of Jun 6, 2026
Est. Refi. Payment $6,969/mo*
Refinance Your Home
4 Beds
2 Baths
2,500 sqft

Local Information

Map showing home location
© Google
-- mins to
Commute Destination

Description

Brick ranch home with basement in quiet neighborhood in central Boulder. Minutes from hiking, biking, restaurants, downtown. 4 bedroom/2 bath with 1 car garage and ample backyard green space. Quiet street close to an elementary school and walking distance to lots of amenities. Open floor plan with large living room and dining area off the kitchen. Large basement with legal bedroom with egressed window. Lockable shed in the backyard and multi-use workshop in the basement (perfect for a handyman or someone who likes to build/tinker). Washer, Dryer in house, DW in kitchen and baseboard heating throughout. No smoking on the premises. Lease ends June 30, 2023. Pets Negotiable.

Available immediately. No smoking allowed. One month's rent for security deposit. Tenant responsible for all utilities, snow removal, trash removal and lawn care. Pets negotiable
This property is off market, which means it's not currently listed for sale or rent on Trulia. This may be different from what's available on other websites or public sources.

Home Highlights

Parking
Garage
Outdoor
No Info
A/C
Heating & Cooling
HOA
None
Price/Sqft
No Info
Listed
Less than a day ago

Home Details for 3145 23rd St

Interior Features

Interior Details
BasementNumber of Rooms: 8Types of Rooms: Family Room
Heating & Cooling
Heating: Forced Air, OtherCooling System: OtherHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1Floors: Hardwood
Appliances & Utilities
DishwasherDryerWasher

Exterior Features

Exterior Home Features
Roof: CompositionExterior: Stone
Parking & Garage
GarageParking: Garage Detached, Off Street

Property Information

Year Built
Year Built: 1959Year Updated: 1959
Property Type / Style
Property Type: Single Family HomeArchitecture: Ranch / Rambler

Community

Units in Building: 1

Lot Information

Lot Area: 6969 sqft

Price History for 3145 23rd St

DatePriceEventSource
01/11/2023ListingRemovedZillow Rentals
01/08/2023$2,600PriceChange
Zillow Rentals
01/04/2023$2,800PriceChange
Zillow Rentals
11/17/2022$2,995PriceChange
Zillow Rental Network_1 #6617267
10/26/2022$3,295PriceChange
Zillow Rental Network_1 #6617267
10/12/2022$3,500PriceChange
Zillow Rental Network_1 #6617267
10/02/2022$3,750PriceChange
Zillow Rental Network_1 #6617267
09/22/2022$3,875PriceChange
Zillow Rental Network_1 #6617267
09/21/2022$3,675PriceChange
Zillow Rental Network_1 #6617267
09/15/2022$3,875Listed For RentZillow Rental Network_1 #6617267
04/17/2018$2,500ListingRemovedAgent Provided
03/19/2018$2,500PriceChange
Agent Provided
03/01/2018$2,800Listed For RentAgent Provided
12/08/2017$755,000Sold
IRES as distributed by MLS GRID #830058
12/08/2017$775,000PendingAgent Provided
09/30/2017$775,000PriceChange
Agent Provided
09/08/2017$795,000PriceChange
Agent Provided
08/18/2017$825,000Listed For SaleAgent Provided
10/27/2014$2,600ListingRemovedN/A
09/07/2014$2,600Listed For RentN/A

Market trends in Boulder

Last updated April 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$968K
$41.67KMoM
Sale-to-List Price
96.9%
0.3%MoM
Price per sq ft
$489
$6MoM
Available listings
733
89MoM
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Property Tax and Assessment

Year2025
Tax$7,087
Assessment$1,198,800
Home facts updated by county records

Comparable Sales for 3145 23rd St

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
3145 Fremont St, Boulder, CO
0.10
Single-Family Home
$950,000
03/31/26
4
2
2,048
2994 23rd St, Boulder, CO
0.18
Single-Family Home
$878,000
08/28/25
6
2
2,376
2250 Floral Dr, Boulder, CO
0.15
Single-Family Home
$1,035,000
12/12/25
4
2
2,080
2315 Forest Ave, Boulder, CO
0.07
Single-Family Home
$1,260,000
04/01/26
4
2.5
2,487
2410 Grape Ave, Boulder, CO
0.17
Single-Family Home
$1,065,000
03/27/26
3
2
2,896
2270 Grape Ave, Boulder, CO
0.13
Single-Family Home
$1,300,000
03/04/26
3
2
1,786
2595 Juniper Avenue, Boulder, CO
0.44
Single-Family Home
$856,000
11/13/25
4
2
2,568
3125 20th St, Boulder, CO
0.25
Single-Family Home
$975,000
06/23/25
3
1.5
1,536
2901 Lorraine Court, Boulder, CO
0.22
Single-Family Home
$775,000
11/18/25
4
2
1,354
2970 21st St, Boulder, CO
0.20
Single-Family Home
$2,000,000
07/21/25
4
3
2,653

Nearby homes

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Assigned Schools

These are the assigned schools for 3145 23rd St.
View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

Old North Boulder
See Local Highlights
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 3145 23rd St

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Off Market Homes Near 3145 23rd St

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Homes for rent near 3145 23rd St

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3145 23rd St, Boulder, CO 80304 is a 4 bedroom, 2 bathroom, 2,500 sqft single-family home built in 1959. 3145 23rd St is located in Old North Boulder, Boulder. This property is not currently available for sale. 3145 23rd St was last sold on Dec 8, 2017 for $755,000. The current Trulia Estimate for 3145 23rd St is $1,255,100.