3085 18th St, Boulder, CO 80304
Property image
Property image
OFF MARKET

3085 18th St
Boulder, CO 80304

Old North Boulder
  • 3 Beds
  • 2 Baths
  • 2,076 sqft (on 0.26 acres)

$1,318,700

Trulia Estimate
as of Aug 23, 2026
Est. Refi. Payment $7,332/mo*
Refinance Your Home

$1,318,700

Trulia Estimate
as of Aug 23, 2026
Est. Refi. Payment $7,332/mo*
Refinance Your Home
3 Beds
2 Baths
2,076 sqft
(on 0.26 acres)

Home Value

Trulia Estimate
$1.32M
Since last month
Decreased$18K (-1.3%)
Since last year
Increased$103K (+8.5%)
Since last sale
Increased$338K (+34.7%)
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 +42% in the last 10 years
MonthEstimated value
2026
August 2026$1.31M
July 2026$1.33M
June 2026$1.36M
May 2026$1.34M
April 2026$1.33M
March 2026$1.31M
February 2026$1.27M
January 2026$1.23M
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
1820 Forest Ave, Boulder, CO
0.08
Single-Family Home
$1,299,900
03/05/26
3
2
1,493
2851 20th St, Boulder, CO
0.26
Single-Family Home
$1,017,800
04/24/26
3
1.5
1,806
1412 Elder Ave, Boulder, CO
0.20
Single-Family Home
$800,000
04/17/26
3
2
1,529
3150 19th St, Boulder, CO
0.13
Single-Family Home
$783,000
08/07/26
3
1.5
1,095
2800 19th St, Boulder, CO
0.34
Single-Family Home
$940,000
08/06/26
3
2
1,256
1805 Forest Ave, Boulder, CO
0.09
Single-Family Home
$1,250,000
04/14/26
4
2.5
1,936
2961 Lorraine Ct, Boulder, CO
0.39
Single-Family Home
$985,000
05/29/26
3
1.5
1,551
1414 Elder Avenue, Boulder, CO
0.21
Single-Family Home
$1,302,600
08/10/26
3
3
2,228
1495 Chestnut Place, Boulder, CO
0.22
Single-Family Home
$1,125,000
06/23/26
3
2
1,107
2250 Floral Dr, Boulder, CO
0.41
Single-Family Home
$1,035,000
12/12/25
4
2
2,080

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
3150 18th St, Boulder, CO 80304
0.03
$3,250,000
6
5
4,205
For Sale
3180 18th St, Boulder, CO 80304
0.06
$3,550,000
6
5.5
4,581
Recently Sold
3133 Fern Pl, Boulder, CO 80304
0.05
$1,699,000
4
3
2,371
For Sale
1820 Forest Ave, Boulder, CO 80304
0.08
$1,299,900
3
2
1,493
Recently Sold
3090 17th St, Boulder, CO 80304
0.02
$1,183,500
4
2
2,111
Off Market
1805 Forest Ave, Boulder, CO 80304
0.09
$1,250,000
4
2.5
1,936
Recently Sold
1742 Garland Ln, Boulder, CO 80304
0.11
$1,613,400
3
2
2,006
Off Market
3205 19th St, Boulder, CO 80304
0.12
$1,240,100
5
2.5
3,432
Off Market
1980 Floral Drive, Boulder, CO 80304
0.11
$1,069,500
4
2
2,100
Off Market
3150 19th St, Boulder, CO 80304
0.13
$783,000
3
1.5
1,095
Recently Sold
3125 20th St, Boulder, CO 80304
0.14
$959,000
3
1.5
1,536
Off Market
3275 19th Street, Boulder, CO 80304
0.16
$1,800,000
5
3.5
3,127
Recently Sold

Local Information

  • Map ViewExplore the area around 3085 18th 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
1957
Lot Size
0.26 acres
Living Area
2,076 sqft
Price/Sqft
$635
Parking
Garage

About this House

Awesome mid-century modern home in N.Boulder on HUGE lot. Minutes to neighborhood community garden & North Boulder Rec. Flagstone patio, 2-car attached garage. Insulated attic & crawl space w/R-50. Remodeled bathrooms w/radiant heat floors & jetted tub in master. Bamboo flooring, 2 stone fireplaces in family & living rm. Energy efficient Pella windows/doors and triple-pane windows. Mahogany trim thru-out. Less than mile from Pearl Street.
3085 18th St, Boulder, CO 80304 is a 3 bedroom, 2 bathroom, 2,076 sqft single-family home in Old North Boulder, built in 1957. It last sold for $975,000 on Mar 31, 2020. It is currently off market. The Trulia Estimate is $1,318,700, with a rent estimate of $4,426/month.

Home Details for 3085 18th St

Interior Features

Heating & Cooling
Heating: RadiantAir ConditioningCooling System: CentralHeating Fuel: Radiant
Levels, Entrance, & Accessibility
Stories: 1
Interior Details
Number of Rooms: 6
Appliances & Utilities
Dishwasher

Property Information

Year Built
Year Built: 1957Year Updated: 1965
Property Type / Style
Property Type: Single Family HomeArchitecture: Ranch / Rambler

Exterior Features

Exterior Home Features
Exterior: Brick, Cement Concrete
Parking & Garage
GarageParking: Garage Attached

Community

Units in Building: 1

Lot Information

Lot Area: 0.26 acres

Price and Tax history

DateEventPrice
Mar 31, 2020
Source: IRES as distributed by MLS GRID #897335
Sold
$975,000
Nov 4, 2019
Source: Agent Provided
ListingRemoved
$995,000
Oct 10, 2019
Source: Agent Provided
PriceChange
$995,000
Price decreased by 5%
Oct 6, 2019
Source: Agent Provided
PendingToActive
$1,050,000
Sep 24, 2019
Source: Agent Provided
Pending
$1,050,000

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

Around this home

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

Frequently asked questions about 3085 18th St

  • What is 3085 18th St estimated to be worth?
    Trulia's estimated value for 3085 18th St in Boulder, CO is $1,318,700.
  • What is the price history for 3085 18th St?
    3085 18th St in Boulder, CO last sold for $975,000 in March 2020.
  • 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 3085 18th St have air conditioning?
    Yes, 3085 18th St in Boulder, CO has air conditioning.
  • How big is the lot at 3085 18th St?
    The lot at 3085 18th St in Boulder, CO is about 0.26 acres (11,326 sq ft).

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Apartments for Rent

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