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Apartments for Rent in Flatirons, Boulder, CO

9 rentals available

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Last updated October 26, 2026

Listings

616 Marine St. Gallery 1

1 of 106

616 Marine St. (opens in new tab)

616 Marine Street, Boulder, CO 80309

$3,750+/moFees may apply12-mo lease

5 units available

2 bed

Verified

Eclectic 3BR Boulder Gem | Hot Tub & Big Yard Gallery 1

1 of 30

1647 9th St. Gallery 1

1 of 18

1647 9th St. (opens in new tab)

1647 9th Street, Boulder, CO 80302

Charming 2 Bed / 1 Bath on the Hill! Remodeled Kitchen + Backyard + Storage Shed! Gallery 1

1 of 21

Cozy 2 BDR Home in Boulder with Hot Tub Gallery 1

1 of 30

Amenities

In unit laundry, Patio / balcony, Dishwasher, Pet friendly, Parking, Recently renovated + more

Eclectic 3BR Boulder Gem | Hot Tub & Big Yard (opens in new tab)

636 Marine Street, Boulder, CO 80309

$6,795/moFees may apply12-mo lease

1 unit available

3 bed

Amenities

Patio / balcony, Hardwood floors, All utils included, Parking, Recently renovated, and Clubhouse

$2,800/moFees may apply12-mo lease

1 unit available

3 bed

Amenities

In unit laundry, Pet friendly, and Carport

Charming 2 Bed / 1 Bath on the Hill! Remodeled Kitchen + Backyard + Storage Shed! (opens in new tab)

1529 8th Street, Boulder, CO 80302

$3,580/moFees may apply12-mo lease

1 unit available

2 bed

Amenities

On-site laundry, Dishwasher, Pet friendly, Recently renovated, Stainless steel, and Microwave

Cozy 2 BDR Home in Boulder with Hot Tub (opens in new tab)

1633 4th Street, Boulder, CO 80302

$4,895/moFees may apply12-mo lease

1 unit available

2 bed

Amenities

On-site laundry, Patio / balcony, Parking, Air conditioning, Hot tub, and Internet access

9 Apartments in Flatirons, Boulder, CO

Frequently Asked Questions (FAQs)

What is the current price range for two-bedroom apartments in Flatirons?
Rental pricing for two-bedroom apartments in Flatirons ranges from $3,550 to $5,250 with an average rent of $4,140.
How many apartments are currently available for rent in Flatirons?
There are 9 apartments currently available for rent in Flatirons.

Best market deals

These units are the best deal in town.

1647 9th St. 3 Bed

3 Beds • 2 Baths • 1049 sqft

Base monthly rent

$2,800+

Available

Now

Charming 2 Bed / 1 Bath on the Hill! Remodeled Kitchen + Backyard + Storage Shed! 2 Beds, 1 Bath, $3580

2 Beds • 1 Bath • 660 sqft

Base monthly rent

$3,580+

Available

Aug 9

616 Marine St. Unit #5

2 Beds • 2 Baths • 814 sqft

Base monthly rent

$3,750+

Available

Jul 28

Cozy 2 BDR Home in Boulder with Hot Tub 2 Beds, 2 Baths, $4895

2 Beds • 2 Baths • 1064 sqft

Base monthly rent

$4,895+

Available

Now

Eclectic 3BR Boulder Gem | Hot Tub & Big Yard 3 Beds, 3.5 Baths, $6795

3 Beds • 3.5 Baths

Base monthly rent

$6,795+

Available

Nov 8