Affordable apartments, houses for sale in Boulder County, CO
Enable notifications and we'll notify you immediately when a new property becomes available for sale in Boulder County, CO on one of the most popular real estate sites!
The following properties for sale are cheaper than the average properties in Boulder County, Colorado.
View all properties for sale in Boulder County, CO
917 listings
You aren't currently viewing the latest properties.
Jump to the latest properties
![4110 Monroe Dr Unit C, Boulder, CO 80303](https://flatspotter.b-cdn.net/properties/99b/99b2a4eb6d4192a528a33f3a642ccde4.jpg?width=357&aspect_ratio=17%3A8)
4110 Monroe Dr Unit C, Boulder, CO 80303
$499,000
1056 sqft
2 beds
2 baths
$473/sqft
June 21, 2024 - redfin.com
New
17 days ago
Southeast Boulder, Boulder, CO
![3727 Castle Peak Ave, Superior, CO 80027](https://flatspotter.b-cdn.net/properties/52b/52bbbe59a0fcd8f29c605e687bfebe5b.jpg?width=357&aspect_ratio=17%3A8)
3727 Castle Peak Ave, Superior, CO 80027
$729,900
1550 sqft
3 beds
3 baths
$471/sqft
June 21, 2024 - redfin.com
New
17 days ago
Superior, CO
![1733 Shavano St, Longmont, CO 80504](https://flatspotter.b-cdn.net/properties/517/51724b60896beac8dfa22bcb70643646.jpg?width=357&aspect_ratio=17%3A8)
1733 Shavano St, Longmont, CO 80504
$550,000
1872 sqft
4 beds
2 baths
$294/sqft
June 21, 2024 - redfin.com
New
17 days ago
Longmont, CO
![3025 Broadway St, Boulder, CO 80304](https://flatspotter.b-cdn.net/properties/6bb/6bb567c0ea3a16b468c71df3aef27137.jpg?width=357&aspect_ratio=17%3A8)
3025 Broadway St, Boulder, CO 80304
$589,000
923 sqft
2 beds
2 baths
$638/sqft
June 21, 2024 - redfin.com
New
17 days ago
Central Boulder, Boulder, CO
![3295 34th #62, Boulder, CO 80301](https://flatspotter.b-cdn.net/properties/09f/09f2a8169a03774eb15508839db5a8a4.jpg?width=357&aspect_ratio=17%3A8)
3295 34th #62, Boulder, CO 80301
$425,000
930 sqft
2 beds
1 bath
$457/sqft
June 21, 2024 - redfin.com
New
17 days ago
Crossroads, Boulder, CO
![500 Lashley St Unit 26, Longmont, CO 80504](https://flatspotter.b-cdn.net/properties/85c/85cf062694d7f49c1c2ef718d479f80e.jpg?width=357&aspect_ratio=17%3A8)
500 Lashley St Unit 26, Longmont, CO 80504
$425,000
1372 sqft
3 beds
3 baths
$310/sqft
June 21, 2024 - realtor.com
New
17 days ago
Longmont, CO
![4110 Monroe Dr Apt C, Boulder, CO 80303](https://flatspotter.b-cdn.net/properties/73c/73c20ff6e9cf17d8e7edcfcc25d32ca8.jpg?width=357&aspect_ratio=17%3A8)
4110 Monroe Dr Apt C, Boulder, CO 80303
$499,000
1056 sqft
2 beds
2 baths
$473/sqft
June 21, 2024 - realtor.com
New
17 days ago
Southeast Boulder, Boulder, CO
![1643 Kimbark St, Longmont, CO 80501](https://flatspotter.b-cdn.net/properties/f62/f624415e6d0b601b7f834e2e713ee6e8.jpg?width=357&aspect_ratio=17%3A8)
1643 Kimbark St, Longmont, CO 80501
$510,000
1760 sqft
4 beds
2 baths
$290/sqft
June 21, 2024 - realtor.com
New
17 days ago
Longmont, CO
![1643 Kimbark St, Longmont, CO 80501](https://flatspotter.b-cdn.net/properties/d05/d057859468f3c577baa71dbb05778428.jpg?width=357&aspect_ratio=17%3A8)
1643 Kimbark St, Longmont, CO 80501
$510,000
1760 sqft
4 beds
2 baths
$290/sqft
June 21, 2024 - trulia.com
New
17 days ago
Longmont, CO
![3295 34th Unit 62, Boulder, CO 80301](https://flatspotter.b-cdn.net/properties/f2c/f2c82ee58d270ba1b68fa3d4ffac771f.jpg?width=357&aspect_ratio=17%3A8)
3295 34th Unit 62, Boulder, CO 80301
$425,000
930 sqft
2 beds
1 bath
$457/sqft
June 21, 2024 - trulia.com
New
17 days ago
Crossroads, Boulder, CO
![3025 Broadway Street Bldg 13, Boulder, CO 80304](https://flatspotter.b-cdn.net/properties/f64/f64a8c25008fcd14333da832411e3877.jpg?width=357&aspect_ratio=17%3A8)
3025 Broadway Street Bldg 13, Boulder, CO 80304
$589,000
923 sqft
2 beds
2 baths
$638/sqft
June 21, 2024 - trulia.com
New
17 days ago
Central Boulder, Boulder, CO
1643 Kimbark St, Longmont, CO 80501
$510,000
1760 sqft
4 beds
2 baths
$290/sqft
June 21, 2024 - zillow.com
New
17 days ago
Longmont, CO
![1733 Shavano St, Longmont, CO 80504](https://flatspotter.b-cdn.net/properties/bab/babf5adc8994848f35c988064547cb04.jpg?width=357&aspect_ratio=17%3A8)
1733 Shavano St, Longmont, CO 80504
$550,000
1872 sqft
4 beds
2 baths
$294/sqft
June 20, 2024 - realtor.com
New
18 days ago
Longmont, CO
![3727 Castle Peak Ave, Superior, CO 80027](https://flatspotter.b-cdn.net/properties/459/459c428f97b5cd3d39d6c9c50d7034a6.jpg?width=357&aspect_ratio=17%3A8)
3727 Castle Peak Ave, Superior, CO 80027
$729,900
1550 sqft
3 beds
3 baths
$471/sqft
June 20, 2024 - realtor.com
New
18 days ago
Superior, CO
![2537 Sawyer Ln, Erie, CO 80026](https://flatspotter.b-cdn.net/properties/f8b/f8b226e8dc3398c92c52bf8bd5dd7084.jpg?width=357&aspect_ratio=17%3A8)
2537 Sawyer Ln, Erie, CO 80026
$694,950
1759 sqft
3 beds
2 baths
$395/sqft
June 20, 2024 - realtor.com
New
18 days ago
Erie, CO
![1992 Foxtail Ln Unit B, Lafayette, CO 80026](https://flatspotter.b-cdn.net/properties/64a/64a1e5edf2ac4798bc38bd12d71d471a.jpg?width=357&aspect_ratio=17%3A8)
1992 Foxtail Ln Unit B, Lafayette, CO 80026
$659,000
1454 sqft
3 beds
4 baths
$453/sqft
June 20, 2024 - realtor.com
New
18 days ago
Lafayette, CO
![2584 Simpson Ln, Erie, CO 80026](https://flatspotter.b-cdn.net/properties/6b8/6b8a4d9ed83a22bdb5f3f96661cb3a25.jpg?width=357&aspect_ratio=17%3A8)
2584 Simpson Ln, Erie, CO 80026
$709,950
2427 sqft
3 beds
3 baths
$293/sqft
June 20, 2024 - realtor.com
New
18 days ago
Erie, CO
![5527 Baca Cir, Boulder, CO 80301](https://flatspotter.b-cdn.net/properties/ff5/ff59c8adab23cb6aa43c39bde34efe9d.jpg?width=357&aspect_ratio=17%3A8)
5527 Baca Cir, Boulder, CO 80301
$750,000
3402 sqft
3 beds
2 baths
$220/sqft
June 20, 2024 - realtor.com
New
18 days ago
Gunbarrel, Boulder, CO
What's the average cost of properties in Boulder County, CO?
Based on the last 30 days, the average property price in Boulder County, CO is $989,597.
This is 26.6% higher than the average price of properties for sale in Colorado.
This is 26.6% higher than the average price of properties for sale in Colorado.
How often do new properties for sale come on the market in Boulder County, CO?
On average, 53 properties are put on the market for sale in Boulder County, CO per day.
Filters
Price Range
$
$
Number of Bedrooms
Number of Bathrooms
Square Feet
sqft
sqft