3775 23rd St, Boulder, CO 80304
Property image
Property image
OFF MARKET

3775 23rd St
Boulder, CO 80304

Carolyn Heights
  • 3 Beds
  • 3 Baths
  • 3,177 sqft (on 0.70 acres)

$3,825,100

Trulia Estimate
as of Aug 17, 2026
Est. Refi. Payment $21,368/mo*
Refinance Your Home

$3,825,100

Trulia Estimate
as of Aug 17, 2026
Est. Refi. Payment $21,368/mo*
Refinance Your Home
3 Beds
3 Baths
3,177 sqft
(on 0.70 acres)

Home Value

Trulia Estimate
$3.83M
Since last month
Decreased$155K (-3.9%)
Since last year
Decreased$71K (-1.8%)
Since last sale
Increased$2M (+90.9%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +192% in the last 10 years
MonthEstimated value
2026
August 2026$3.82M
July 2026$3.9M
June 2026$3.97M
May 2026$3.9M
April 2026$3.85M
March 2026$3.92M
February 2026$3.89M
January 2026$3.93M
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
2055 Kalmia Avenue, Boulder, CO
0.27
Single-Family Home
$2,250,000
04/30/26
3
2.5
2,765
2295 Emerald Rd, Boulder, CO
0.37
Single-Family Home
$2,725,000
08/25/25
3
3
3,254
2525 Meadow Ave, Boulder, CO
0.12
Single-Family Home
$3,700,000
05/26/26
3
3.5
4,319
3895 Norwood Ct, Boulder, CO
0.19
Single-Family Home
$1,722,500
02/20/26
5
3.5
3,714
2528 Pampas Ct, Boulder, CO
0.28
Single-Family Home
$1,950,000
12/22/25
3
3
2,570
3835 Norwood Ct, Boulder, CO
0.15
Single-Family Home
$2,180,000
08/25/25
4
4.5
4,698
3845 19th St, Boulder, CO
0.33
Single-Family Home
$2,150,000
10/17/25
4
3.5
3,387
2500 Pampas Ct, Boulder, CO
0.28
Single-Family Home
$2,000,000
09/29/25
2
3
2,306
3545 Clover Cir, Boulder, CO
0.46
Single-Family Home
$1,785,000
05/15/26
4
3
3,148
3660 Larkwood Ct, Boulder, CO
0.34
Single-Family Home
$1,933,500
11/05/25
4
3.5
3,127

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
2525 Meadow Ave, Boulder, CO 80304
0.12
$3,700,000
3
3.5
4,319
Recently Sold
2260 Meadow Ave, Boulder, CO 80304
0.11
$8,430,400
5
4.5
5,704
Off Market
2210 Meadow Ave, Boulder, CO 80304
0.11
$4,218,800
5
5.5
9,603
Off Market
3835 Norwood Ct, Boulder, CO 80304
0.15
$2,150,600
4
4.5
4,698
Off Market
2076 Oak Ave, Boulder, CO 80304
0.17
$1,795,000
3
3.5
3,113
For Sale
3895 Norwood Ct, Boulder, CO 80304
0.19
$1,722,500
5
3.5
3,714
Recently Sold
2190 Linden Ave, Boulder, CO 80304
0.20
$3,448,300
4
3
3,564
Off Market
2040 Oak Ave, Boulder, CO 80304
0.19
$1,998,000
5
3.5
3,745
For Sale
3890 Norwood Ct, Boulder, CO 80304
0.21
$2,698,100
6
4.5
5,587
Off Market
2100 Orchard Ave, Boulder, CO 80304
0.21
$1,987,200
4
2.5
3,286
Off Market
3780 26th St, Boulder, CO 80304
0.23
$1,824,200
5
4.5
4,195
Off Market
3712 26th St, Boulder, CO 80304
0.24
$1,515,300
4
3
2,612
Off Market

Local Information

  • Map ViewExplore the area around 3775 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
1959
Lot Size
0.7 acres
Living Area
3,177 sqft
Price/Sqft
$1,204
Parking
Garage

About this House

Rarely available Carolyn Heights opportunity. Beautiful .70 acre lot, south facing, stunning views, gorgeous mature landscaping. The 1959, 3177 sq. ft., 3 bedroom , 3 bath home has been well cared for and offers opportunity for renovation or re-build on this lovely sight. 1/40 Farmers Ditch water deeded with the property. Don't miss this opportunity to create the home of your dreams in this wonderful neighborhood. Showings to start Thursday 4/5, day before notice required.
3775 23rd St, Boulder, CO 80304 is a 3 bedroom, 3 bathroom, 3,177 sqft single-family home in Carolyn Heights, built in 1959. It last sold for $2,000,000 on Jun 1, 2018. It is currently off market. The Trulia Estimate is $3,825,100, with a rent estimate of $5,054/month.

Home Details for 3775 23rd St

Interior Features

Interior Details
BasementNumber of Rooms: 10
Heating & Cooling
Heating: Forced AirAir ConditioningCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1

Exterior Features

Exterior Home Features
Roof: AsphaltExterior: Shingle, Wood
Parking & Garage
GarageParking: Carport, Garage Attached

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: 0.70 acres

Price and Tax history

DateEventPrice
Jun 1, 2018
Source: IRES as distributed by MLS GRID #845702
Sold
$2,000,000
Apr 3, 2018
Source: Agent Provided
Listed For Sale
$2,100,000

Market trends in Boulder

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$897K
$10.37KMoM
Sale-to-List Price
98.4%
0.1%MoM
Price per sq ft
$499
$4MoM
Available listings
760
19MoM
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Around this home

Neighborhood Overview

Carolyn Heights
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about Carolyn Heights

  • Trulia User
    "Nice walking routes. Only limited neighborhood places for off leash. Friendly people. Dog parks at the foothills and off Valmont road"
    1
    Flag

LGBTQ Local Legal Protections

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Homes for sale near 3775 23rd St

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Off Market Homes Near 3775 23rd St

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Frequently asked questions about 3775 23rd St

  • What is 3775 23rd St estimated to be worth?
    Trulia's estimated value for 3775 23rd St in Boulder, CO is $3,825,100.
  • What is the price history for 3775 23rd St?
    3775 23rd St in Boulder, CO last sold for $2,000,000 in June 2018.
  • Is Boulder a buyer's or seller's market?
    Boulder is currently a balanced market, based on recent for-sale activity.
  • What's the median sale price in Boulder?
    The median sale price in Boulder is $897K. That is up $10.37K from the prior month.
  • Does 3775 23rd St have air conditioning?
    Yes, 3775 23rd St in Boulder, CO has air conditioning.
  • How big is the lot at 3775 23rd St?
    The lot at 3775 23rd St in Boulder, CO is about 0.70 acres (30,492 sq ft).