Looking for a comfortable home in a convenient Longmont location? Welcome to Siena Flats! Offering a variety of studio, one-, two-, and three-bedroom apartment homes, our community combines everyday comfort with the convenience and value you're looking for.
Enjoy inviting interiors, select renovated finishes, fully equipped kitchens, wood-inspired flooring, ample storage, and private patios or balconies in select homes. With assigned parking, on-site laundry, and a pet-friendly atmosphere, you'll have the essentials you need to feel right at home.
Located near Historic Downtown Longmont, you'll enjoy easy access to local restaurants, shopping, parks, and outdoor recreation. Whether you're spending the weekend exploring McIntosh Lake, enjoying the Colorado sunshine, or relaxing at home with your furry companion, Siena Flats offers a lifestyle that makes coming home easy.
Discover comfortable, convenient apartment living at Siena Flats. Your next home is waiting!
Status: Special offer
Siena Flats
2010 Collyer St, Longmont, CO 80501
Verified
Expires November 15, 2026
Apartment building
1-2 beds
Pet-friendly
Available units
Price may not include required fees and charges.
 Unit M-32 1 bd, 1 ba | 689 | Now | $1,300 |
 Unit C-33 2 bd, 1 ba | 793 | Now | $1,495 |
What's special
Office hours
| Day | Open hours |
|---|---|
| Mon - Fri: | 9 am - 5 pm |
| Sat - Sun: | 10 am - 3 pm |
Facts, features & policies
Building Amenities
Outdoor common areas
- Balcony Or Patio
Unit Features
Appliances
- Dishwasher
- Refrigerator
Cooling
- Air Conditioning In Most Units
Flooring
- Carpet In Bedroom Area(s)
Internet/Satellite
- High-Speed Internet Ready: Internet Access: High-Speed
Other
- Hardwood Floor: Wood Style Plank Flooring In Living Areas
- Renovated Interiors
Policies
Lease terms
- 7 months, 8 months, 10 months, 16 months, 17 months, 18 months, 19 months
Pet essentials
Restrictions
Breed and weight restrictions may apply. Please contact management for additional details.
Additional details
Dogs: A maximum of 2 pets is allowed per apartment home. This includes both cats and dogs.(Combined weight limit for dogs cannot exceed 80 lbs).
Cats: A maximum of 2 pets is allowed per apartment home. This includes both cats and dogs.
Special Features
- 24-Hour Emergency Maintenance
- Accepts Electronic Payments
- Assigned Parking
- Onsite Laundry Facility
- Pets Allowed: Pet Friendly
Neighborhood: Lanyon
Areas of interest
Use our interactive map to explore the neighborhood and see how it matches your interests.
Travel times
Getting around
Walk Score®
 / 100
Somewhat WalkableTransit Score®
 / 100
Some TransitBike Score®
 / 100
Very BikeableNearby schools in Longmont
Timberline Pk-8
Grades PK-8 • 1.2 miles2/10
GreatSchools® Rating
Test Score Rating
2/10Skyline High School
Grades 9-12 • 1.2 miles5/10
GreatSchools® Rating
College Readiness Rating
5/10Living in Longmont
Lanyon is a residential neighborhood in Longmont, on Colorado’s Front Range, where the open skies and mountain views reflect the region’s dry, sunny climate and snowy winter days. Longmont’s history as an agricultural community is visible around town, while nearby parks and paths offer room to walk, cycle, and enjoy the outdoors; check local park listings for the closest playgrounds and dog-friendly spaces. Dining and coffee options, shops, and arts events are available across Longmont, with a broader mix of restaurants and nightlife in the downtown area. Getting around is easiest by car, though local streets and regional paths support walking and biking, and regional transit connects Longmont with nearby communities. For the Lanyon neighborhood, the median rent is $1,695 per month, with a typical range of $945 to $3,950, based on 22 active listings.
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Frequently asked questions
Where is Siena Flats located, and what is the neighborhood like?
Siena Flats is located at 2010 Collyer St in Lanyon, Longmont, CO. The surrounding area includes multiple restaurants and cafes within 2 miles, such as Thai Kitchen, Noodles & Company, and East Moon Asian Bistro.
What is the average rent in Longmont, CO?
Based on the latest Zillow data, the median rent across all unit types in the Lanyon neighborhood of Longmont is currently $1,695 per month. Prices vary by neighborhood, floor plan, and building amenities.
What schools are assigned to Siena Flats?
The schools assigned to Siena Flats include Timberline Pk-8 and Skyline High School.
What are the grocery stores and everyday shopping options near Siena Flats?
Siena Flats is located near 7 grocery stores, including Save-A-Lot (0.4 miles) and GNC (0.4 miles). Additional shopping options, including Goodwill, are approximately 0.4 miles away.
What is the minimum and maximum rent for Siena Flats?
The total price for an apartment unit in Siena Flats ranges from $1,300 to $1,495. The total price will vary by floor plan, unit size, and unit amenities.
Can I submit a Portable Tenant Screening Report when I apply?
Applicant has the right to provide Siena Flats with a Portable Tenant Screening Report (PTSR), as defined in §38-12-902(2.5), Colorado Revised Statutes; and 2) if Applicant provides Siena Flats with a PTSR, Siena Flats is prohibited from: a) charging Applicant a rental application fee; or b) charging Applicant a fee for Siena Flats to access or use the PTSR. Siena Flats may limit acceptance of PTSRs to those that are not more than 30 days old. Confirm PTSR requirements directly with Siena Flats.
