3575 9th St, Boulder, CO 80304
SOLD
JUL 8, 2026

3575 9th St
Boulder, CO 80304

Juniper - Kalmia
  • 5 Beds
  • 2 Baths
  • 2,769 sqft

$1,800,000

Last Sold: Jul 8, 2026
$650/sqft
Est. Refi. Payment $10,086/mo*
Refinance Your Home

$1,800,000

Last Sold: Jul 8, 2026
$650/sqft
Est. Refi. Payment $10,086/mo*
Refinance Your Home
5 Beds
2 Baths
2,769 sqft

Local Information

  • Map ViewExplore the area around 3575 9th St.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1967
Living Area
2,769 sqft
Price/Sqft
$650/sqft
Parking
Garage

About this House

This single-family home is located at 3575 9th St, Boulder, CO. 3575 9th St is in the Juniper - Kalmia neighborhood in Boulder, CO and in ZIP code 80304. This property has 5 bedrooms, 2 bathrooms and approximately 2,769 sqft of floor space. The last sold price per dimension was $650/sqft. This property has a lot size of 10121 sqft and was built in 1967.
3575 9th St, Boulder, CO 80304 is a 5 bedroom, 2 bathroom, 2,769 sqft single-family home in Juniper - Kalmia, built in 1967. It last sold for $1,800,000 on Jul 8, 2026. More recently, it was listed as a rental in October 2023 with an asking price of $4,750 per month. That rental listing was removed on December 29, 2023. It is currently off market. The Trulia Estimate is $1,797,700, with a rent estimate of $5,029/month.

Home Details for 3575 9th St

Interior Features

Heating & Cooling
Heating: Other, OtherHeating Fuel: Other
Levels, Entrance, & Accessibility
Stories: 1
Interior Details
Number of Rooms: 8

Exterior Features

Exterior Home Features
Roof: Built UpDeckExterior: Shingle, Wood
Parking & Garage
GarageParking: Garage Attached

Property Information

Year Built
Year Built: 1967Year Updated: 1980
Property Type / Style
Property Type: Single Family HomeArchitecture: Ranch / Rambler

Price & Status

Price
Price Per Sqft: $650/sqft

Community

Units in Building: 1

Lot Information

Lot Area: 10121 sqft

Price History for 3575 9th St

DatePriceEventSource
07/08/2026$1,800,000Sold
N/A
12/29/2023ListingRemovedZillow Rentals
12/02/2023$3,750PriceChange
Zillow Rentals
11/21/2023$4,000PriceChange
Zillow Rentals
11/16/2023$4,400PriceChange
Zillow Rentals
11/02/2023$4,600PriceChange
Zillow Rentals
10/24/2023$4,750Listed For RentZillow Rentals

Market trends in Boulder

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

Year2025
Tax$11,487
Assessment$1,995,600
Home facts updated by county records

Comparable Sales for 3575 9th St

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
955 Jasmine Cir, Boulder, CO
0.05
Single-Family Home
$2,775,000
09/03/25
4
4
3,114
805 Linden Ave, Boulder, CO
0.20
Single-Family Home
$1,455,000
02/18/26
3
2
3,000
1385 Kalmia Ave, Boulder, CO
0.25
Single-Family Home
$2,125,000
11/21/25
5
3.5
3,733
910 Kalmia Ave, Boulder, CO
0.05
Single-Family Home
$2,330,000
06/11/26
4
3.5
5,371
865 Kalmia Ave, Boulder, CO
0.07
Single-Family Home
$2,950,000
04/29/26
5
3.5
4,220
1012 Hawthorn Ave, Boulder, CO
0.27
Single-Family Home
$1,625,000
05/04/26
3
2
1,708
3086 11th St, Boulder, CO
0.55
Single-Family Home
$1,495,000
04/03/26
4
2
2,644
560 Iris Ave, Boulder, CO
0.29
Single-Family Home
$2,189,700
02/24/26
3
3
2,038
864 Iris Ave, Boulder, CO
0.20
Single-Family Home
$3,205,000
03/10/26
4
4
3,208

Nearby homes

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Assigned Schools

These are the assigned schools for 3575 9th 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

Juniper - Kalmia
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about Juniper - Kalmia

At least 2 Trulia users voted on each feature.

  • 100 % Say parking is easy

  • 100 % Say there are community events

  • 100 % Say it's dog friendly

  • 100 % Say there's holiday spirit

  • 100 % Say people would walk alone at night

  • 100 % Say it's quiet

  • 100 % Say there's wildlife

  • 80 % Say it's walkable to grocery stores

  • 77 % Say neighbors are friendly

  • 75 % Say kids play outside

  • 71 % Say yards are well-kept

  • 67 % Say it's walkable to restaurants

  • 40 % Say there are sidewalks

  • 33 % Say streets are well-lit

Sourced by Trulia users. Learn more about our methodology.
  • Megan La Grave
    "Fantastic neighborhood for all ages and pets! Come walk it sometime and see for yourself. Close to the trails "
    0
    Flag
  • Trulia User
    "A close knit neighborhood and desirable area of Boulder at the foot of the mountains. You are as likely to get a wave as you are to see wildlife walking down the middle of the street."
    1
    Flag

LGBTQ Local Legal Protections

Apartments for Rent

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Explore by feature - Pet Friendly

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Explore by feature - Outdoor Space

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Homes for sale near 3575 9th St

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Off Market Homes Near 3575 9th St

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Frequently asked questions about 3575 9th St

  • What is 3575 9th St estimated to be worth?
    Trulia's estimated value for 3575 9th St in Boulder, CO is $1,797,700.
  • What is the price history for 3575 9th St?
    3575 9th St in Boulder, CO last sold for $1,800,000 in July 2026.
  • 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 $891K. That is down $60.83K from the prior month.
  • How big is the lot at 3575 9th St?
    The lot at 3575 9th St in Boulder, CO is about 0.23 acres (10,121 sq ft).
  • Does 3575 9th St have a garage?
    Yes, 3575 9th St in Boulder, CO has a garage.