Zumper
modified
Updated 4 Hours Ago

Highlights

  • Pet Friendly
  • Updated interiors
  • Onsite laundry facilities
  • Several golf courses

Location

2010 Collyer St, Longmont, CO 80501, USA
Hi! Let’s figure out if this property is right for you.

Powered by Zumper AI

Tour Siena Flats

Contact

Management

Araho Group

Leasing office

(844) 325-5440 ext. 4864

Open 

9:00 am–5:00 pm MT

Property Overview

Siena Flats earns a strong overall impression with an 8.5 out of 10 rating, combining excellent value, standout amenities, and a highly convenient location. It also offers updated interiors, onsite laundry facilities, access to several golf courses, and pet-friendly surroundings, along with 29 photos and strong value per square foot compared with nearby properties.

This summary uses Zumper’s proprietary data. “Zumper Expert Ratings,” “Things you’ll love,” and “Great for” are based on our internal analyses of market trends and renter insights.

Zumper Expert Rating

8.5
Very Good
With a solid 8.5 out of 10 overall, Siena Flats is a great option for renters. While some aspects, like Quality, might not be as distinguished as other properties nearby, Siena Flats has a number of attractive features—namely its Amenities— so you can be assured your rent will come with a high standard of living.

Things you’ll love

  • More space
  • Dishwasher
  • Images Available

Great for

  • Pet owners

Floor plans

1 Bedroom1 bed1 bath689 sqft$1,400 /mo2 units available1 Bed / 1 Bath
2 Bedroom2 bed1 bath793 sqft$1,585 /mo2 units available2 Bed / 1 Bath
3 Bedroom3 bed1.5 bath890 sqft$1,810 /mo1 unit available3 Bed / 1.5 Bath

Let's explore this property.

Amenities for Siena Flats

Apartment Amenities

Air ConditioningBalcony
CarpetCarpet in Bedroom Area
Hardwood FloorRenovated Interiors
Wood-Style Plank Flooring In Living Areas

Appliances

Air Conditioning in Most UnitsDishwasher
Refrigerator

Tech

High Speed Internet Access

Building

Cats OKDogs OK
Onsite Laundry

Grounds

Assigned Parking

Services

24 Hour Emergency Maintenance
Units, floor plans, amenities, dimensions, details, availability, and prices may be approximate and subject to change. Please contact a community representative for more information.

Policies and fees

Applicants

Application Fees

Per-applicant. Refund Policy: Non-refundable fee. Application Fees.

$40

REQUIRED FEES

Administrative Fee

One-time. per unit/once.

$200

Security Deposit

One-time. Refund Policy: Refundable fee. Security Deposit.

$1,000

Utility - Trash, Gas, Water/sewer/storm

Monthly. per unit/month.

Usage Based

Utility - Electric

Monthly. with City of Longmont - per unit/month.

Usage Based

Utility - Billing Admin Fee

Monthly. per unit/month.

$10

Utility - New Account Fee

One-time. per unit/once.

$10

Utility - Final Bill Fee

One-time. per unit/once.

$10

Common Area - Electric, Gas, Water/storm

Monthly. per unit/month.

Usage Based

Payment Processing Fees

Monthly. per occurrence.

Usage Based

Renters Liability Insurance - 3rd Party

Monthly. per unit/month.

Usage Based

OPTIONAL FEES

Parking Policy

Assigned Parking

Parking - Carport Space

Parking - Carport Space

Monthly. 2 parking - carport spaces max. per unit/month.

$45

Dog Policy

Allowed
Limit2

Cat Policy

Allowed
Limit2

Cat

Monthly Pet Fee

Monthly. 2 cats max. We're a pet-friendly community - Dogs & cats welcome! - Limit: 2 pets per apartment home - Pet Fee: $300 per pet/due at time of move-in (nonrefundable) - Monthly Rent: $35 per pet - Weight Limit: 75 lbs at full maturity Restricted breeds: Pit bulls, including but not limited to American Pit Bull Terrier, Staffordshire Terrier, Staffordshire Bull Terrier or any dog displaying the majority of physical trats of any of these breeds as established by the American Kennel Club or United Kennel Club.

$35

Pet Deposit

One-time deposit per pet.

$300

Dog

Monthly Pet Fee

Monthly. 2 dogs max. We're a pet-friendly community - Dogs & cats welcome! - Limit: 2 pets per apartment home - Pet Fee: $300 per pet/due at time of move-in (nonrefundable) - Monthly Rent: $35 per pet - Weight Limit: 75 lbs at full maturity Restricted breeds: Pit bulls, including but not limited to American Pit Bull Terrier, Staffordshire Terrier, Staffordshire Bull Terrier or any dog displaying the majority of physical trats of any of these breeds as established by the American Kennel Club or United Kennel Club.

$35

Pet Deposit

One-time deposit per pet.

$300

SITUATIONAL FEES

Questions about this property’s policies and fees?

Building details

Property details

Year built1973
Units33
Lease terms8–18 months
Advertisement

About Siena Flats

HomeApartments in Longmont Siena Flats

Siena Flats has so much to offer. Located within close proximity to Historic Downtown Longmont, hiking / biking trails, several golf courses, and several employment nodes, Siena Flats is conveniently located to everywhere you want to be. Siena Flats is boutique-style community and offers updated interiors, onsite laundry facilities and assigned parking.


Year Built: 1973

Zumper Expert Rating

Our expert rating is based on a weighted average score of property attributes that renters care about most: price, amenities, location, quality, and trust.
8.5
/10
Very Good
With a solid 8.5 out of 10 overall, Siena Flats is a great option for renters. While some aspects, like Quality, might not be as distinguished as other properties nearby, Siena Flats has a number of attractive features—namely its Amenities— so you can be assured your rent will come with a high standard of living.
How we rated Siena Flats
Price·9A score that weighs the cost and location of the property, which we calculate by comparing rent prices of recent units to the median price of nearby rentals, adjusting for overall quality and features.
Siena Flats stands out with a remarkable rating of 9/10 for its cost per bedroom compared to other rentals in the area. Considering the excellent balance between price, convenience, and comfort that it provides, residents enjoy a high-quality living experience.
Amenities·10A score based on the amenities offered at this property compared to other rentals in the area. We consider the quantity, quality, and popularity of features both on site and within the units.
Siena Flats stands out as a premier property with an impressive array of amenities and an excellent standard of living. Residents here have access to many of the most popular and desired perks—pets allowed—making this one of the top choices for renters seeking unparalleled comfort and convenience.
Location·9A score based on proximity and ease of access to shops, restaurants, schools, and public transportation while considering the desirability of the area.
Siena Flats is exceptional when it comes to location and conveniences. Communication with management or leasing staff is usually quick and easy and they often use advanced scheduling and communication tools to streamline the process. The location of this property offers easy access to popular points of interest in the area and options for getting around.
Quality·6A score based on what makes the property stand out, such as luxury features, unique offerings, age of the building, and our ability to verify the accuracy of these details.
While Siena Flats does not have many hallmark characteristics to highlight, it has some qualities and features that will resonate with a broad range of renters.
Trustworthiness·8A score based on the accuracy, completeness, recency, and usefulness of the information provided by this property, so you can trust that what you see is what you get.
The level of transparency this property provides distinguishes it as a great rental. With a high attention to detail and desirable features, renters can be sure they will get an accurate picture of their potential new home.

Reviews from the web

Showing 4 highest rated

Friend

Shadow

Shadow

Mar 23, 2019

Nice

Maria Calabrese

Maria Calabrese

Dec 05, 2017

We’re sharing just 4 of many, sorted highest to lowest. Visit the Google business profile to view all reviews.

Siena Flats is great for:

Pet owners

  • 2 dog parks within 1 mile
  • Outdoor spaces are available at this property
  • 6 pet hospitals in the area
  • 1 pet grooming service nearby

Property highlights

We compared every listing in the surrounding area to determine which amenities are most common. If a building lacks an amenity that most others in the area have, it is a con. If a building has an amenity most others in the area do not, it is a pro. Similarly, price, schools, and size are calculated relative to the size, price, and distance to schools of the other properties nearby.

How Siena Flats compares to other nearby properties.

Positives

More space
The 1-bedroom is 154 sqft larger than other listings nearby
Dishwasher
Dishwasher available in kitchen
Images Available
There are at least 10 photos of this address
Laundry available on site
Washers and dryers are available in-building or in-unit
Outdoor space
Easy access to the outdoors

Considerations

Greater distance from grade schools
The nearest elementary school is farther than 1 mile away
Greater distance from high schools
The nearest high school is farther than 2 miles away
Greater distance from middle schools
The nearest middle school is farther than 1 mile away

Get the latest listings anytime, anywhere

Receive similar listings in the area, download our app, and more.
Email*
By clicking submit, I accept Zumper's Terms and Conditions, Privacy Policy, and Community Values.

Rent trends in Longmont

1-bedroom apartments here are priced 15% higher than 1-bedrooms in Longmont.

If you decide to upgrade your space, you can expect 2-bedrooms at Siena Flats to be 7% less than the average for similarly sized apartments in Longmont.

3-bedroom apartments at Siena Flats cost about 28% less than the average rent price for 3-bedroom apartments in Longmont.

Median rents as of Sep 12 2026.
Longmont
A table of studio rental data trends in Longmont
MonthMedian Rent
September 2024$1,320
October 2024$1,242
November 2024$1,181
December 2024$1,114
January 2025$1,142
February 2025$1,072
March 2025$1,012
April 2025$1,034
May 2025$1,138
June 2025$1,363
July 2025$1,478
August 2025$1,482
September 2025$1,476
October 2025$1,358
November 2025$1,185
December 2025$1,287
January 2026$1,356
February 2026$1,345
March 2026$1,371
April 2026$1,396
May 2026$1,330
June 2026$1,315
July 2026$1,258
August 2026$1,274
September 2026$1,300

Affordability calculator

Can I afford to live at 2010 Collyer St?

Bedrooms

Rent-to-income ratio

30%

Slide to adjust the percentage of your monthly income you are willing to spend on rent.
The general rule of thumb is to spend around 30% or less of your income on rent.
Recommended income

$56,000/yr

With your selected rent-to-income ratio, you'd ideally want to make $56,000 annually to afford this 1-bedroom monthly rent price of $1,400.
For more information on rent affordability, visit our rent calculator.

Schools near Siena Flats

Timberline Pk-8

233 east mountain view ave

longmont, CO, 80504

PK, K-8Public
C

St. Vrain LaunchED Virtual Academy

395 s pratt parkway

longmont, CO, 80501

K-12Public
C

Berthoud Early Childhood

950 massachusetts

berthoud, CO, 80513

PKPublic

Grand View Elementary School

6601 aggregate blvd

frederick, CO, 80516

PK, K-5Public
B

Soaring Heights Pk-8

3280 county rd 5

erie, CO, 80516

PK, K-8Public
B+
Powered byniche.com
Advertisement

Internet available near Siena Flats

Neighborhood

NEIGHBORHOOD VIBE
Peaceful and quiet
Noise-canceling headphones not required in this mostly noise free area.

Getting around Longmont near 2010 Collyer St

Walking

5/10
Some shops and stores are within a few minutes.

Driving

8/10
This area is close to freeways and has adequate parking options.

Cycling

7/10
Peddling isn’t a problem with cyclist-friendly streets and bikeable destinations.

Transit

3/10
There are a few mass transit options within the area.

Points of interest for 2010 Collyer St, Longmont

Groceries

8/10
At least one supermarket within a 15-minute walk

Shopping

4/10
Several shops within walking distance

Cafes

5/10
Some cafés within a few minutes’ walk

Restaurants

5/10
Some restaurants within a few minutes’ walk

Primary schools

7/10
At least one elementary school within a 15-minute walk

High schools

7/10
At least one high school within a 15-minute walk

Nightlife

1/10
Few or no bars within walking distance

Compare similar properties nearby

featured image of 2735 Mountain Brook Dr

The Moraine

Our team has verified this company

2735 Mountain Brook Dr

Studio–3 Beds

$1,690–$3,455

The price shown reflects a 12-month lease and includes base rent plus all required monthly fees provided by the property.
cats ok
Yes
on-site laundry
No
air conditioning
No
featured image of 100 E 2nd Ave

Martin

Our team has verified this company

100 E 2nd Ave

Studio–3 Beds

$1,540–$3,375

The price shown reflects a 12-month lease and includes base rent plus all required monthly fees provided by the property.
cats ok
Yes
on-site laundry
Yes
air conditioning
No
featured image of 1901 S Hover St

Lupine Longmont

Our team has verified this company

1901 S Hover St

1–3 Beds

$2,291–$3,161

The price shown reflects a 12-month lease and includes base rent plus all required monthly fees provided by the property.
cats ok
Yes
on-site laundry
No
air conditioning
Yes
featured image of 2201 14th Ave

Park on 14th

Our team has verified this company

2201 14th Ave

Studio–3 Beds

$1,599–$1,799

The price shown reflects a 12-month lease. Fees may apply.
cats ok
Yes
on-site laundry
Yes
air conditioning
Yes
featured image of 8050 Niwot Rd #57

8050 Niwot Rd #57

1 Bed

$1,495

The price shown reflects a 12-month lease. Fees may apply.
cats ok
Yes
on-site laundry
Yes
air conditioning
Yes
featured image of 1617 Lashley St

1617 Lashley St

2 Beds

$1,940

The price shown reflects a 12-month lease and includes base rent plus all required monthly fees provided by the property.
cats ok
Yes
on-site laundry
No
air conditioning
No
featured image of 5120 Williams Fork Trl #103

Gunbarrel • 5120 Williams Fork Trl #103

1 Bed

$1,595

The price shown reflects a 12-month lease. Fees may apply.
cats ok
Yes
on-site laundry
Yes
air conditioning
Yes
featured image of 5120 Williams Fork Trl #208

Gunbarrel • 5120 Williams Fork Trl #208

1 Bed

$1,650

The price shown reflects a 12-month lease. Fees may apply.
cats ok
Yes
on-site laundry
Yes
air conditioning
No
featured image of 2735 Mountain Brook Dr

The Moraine

Our team has verified this company

2735 Mountain Brook Dr

Studio–3 Beds

$1,690–$3,455

The price shown reflects a 12-month lease and includes base rent plus all required monthly fees provided by the property.
cats ok
Yes
on-site laundry
No
air conditioning
No
featured image of 100 E 2nd Ave

Martin

Our team has verified this company

100 E 2nd Ave

Studio–3 Beds

$1,540–$3,375

The price shown reflects a 12-month lease and includes base rent plus all required monthly fees provided by the property.
cats ok
Yes
on-site laundry
Yes
air conditioning
No
featured image of 1901 S Hover St

Lupine Longmont

Our team has verified this company

1901 S Hover St

1–3 Beds

$2,291–$3,161

The price shown reflects a 12-month lease and includes base rent plus all required monthly fees provided by the property.
cats ok
Yes
on-site laundry
No
air conditioning
Yes
featured image of 2201 14th Ave

Park on 14th

Our team has verified this company

2201 14th Ave

Studio–3 Beds

$1,599–$1,799

The price shown reflects a 12-month lease. Fees may apply.
cats ok
Yes
on-site laundry
Yes
air conditioning
Yes
featured image of 8050 Niwot Rd #57

8050 Niwot Rd #57

1 Bed

$1,495

The price shown reflects a 12-month lease. Fees may apply.
cats ok
Yes
on-site laundry
Yes
air conditioning
Yes
featured image of 1617 Lashley St

1617 Lashley St

2 Beds

$1,940

The price shown reflects a 12-month lease and includes base rent plus all required monthly fees provided by the property.
cats ok
Yes
on-site laundry
No
air conditioning
No
featured image of 5120 Williams Fork Trl #103

Gunbarrel • 5120 Williams Fork Trl #103

1 Bed

$1,595

The price shown reflects a 12-month lease. Fees may apply.
cats ok
Yes
on-site laundry
Yes
air conditioning
Yes
featured image of 5120 Williams Fork Trl #208

Gunbarrel • 5120 Williams Fork Trl #208

1 Bed

$1,650

The price shown reflects a 12-month lease. Fees may apply.
cats ok
Yes
on-site laundry
Yes
air conditioning
No

Check availability

Full name*
Move-in date
Floor plan
By sending this inquiry, I accept Zumper's Terms and Conditions, Privacy Policy, and Community Values. By providing my phone number, I consent (not a condition of purchase) to be called and texted by Siena Flats.