Annex Flats
1603 Walnut St, Boulder, CO 80302
- Plus Fees
- $1,312 - $1,968
- 12 Month Lease
- Bedrooms
- Studio - 1Studio - 1 Beds
- Bathrooms
- 1 Bath1 Bath
- Sq. Ft.
- 438 - 765 sq ft
Pricing and Floor Plans
0bd
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310
$1,312
438 Sq. Ft.
Oct. 23
301
$1,312
438 Sq. Ft.
Oct. 23
208
$1,312
438 Sq. Ft.
Oct. 23
1bd
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200
$1,687
563 Sq. Ft.
Oct. 23
204
$1,687
563 Sq. Ft.
Oct. 23
207
$1,687
563 Sq. Ft.
Oct. 23
Applicant has the right to provide the property manager or owner with a Portable Tenant Screening Report (PTSR) that is not more than 30 days old, as defined in § 38-12-902(2.5), Colorado Revised Statutes; and 2) if Applicant provides the property manager or owner with a PTSR, the property manager or owner is prohibited from: a) charging Applicant a rental application fee; or b) charging Applicant a fee for the property manager or owner to access or use the PTSR.
Income Restrictions
Income restrictions apply to some or all residents. Contact the community for more information.
How To Qualify
Based on the size of your household, your Maximum Annual Income must be equal to or less than the amount listed in this chart.
| # of Persons | 70 % Income Limit | 50 % Income Limit | 60 % Income Limit |
|---|---|---|---|
| 1 | $73,500 | $52,500 | $63,000 |
| 2 | $84,000 | $60,000 | $72,000 |
| 3 | $94,500 | $67,500 | $81,000 |
Details
Lease Term Options
- 12 mo
Property Information
- Built in 2026
- 30 units4 stories
Fees & Policies
The fees below are based on community-supplied data and may exclude additional fees and utilities.
One-Time Basics
Due at Application
-
Application Fee$28
Dogs Allowed
-
Pet Deposit$300
-
Monthly Pet Fee$35 / mo
30 lbs. Weight Limit, Pet Interview, Spayed/Neutered
Cats Allowed
-
Pet Deposit$300
0 lbs. Weight Limit, Pet Interview, Spayed/Neutered
Small Storage
-
Storage Fee$30 / mo
Medium Storage
-
Storage Fee$40 / mo
Large Storage
-
Storage Fee$50 / mo
Personalized Add-Ons
-
Monthly Pet Fee$35 / mo
Property Fee Disclaimer: Based on community-supplied data and independent market research. Subject to change without notice. May exclude fees for mandatory or optional services and usage-based utilities.
Explore Commute Options
Apartment Features
- Air Conditioning
- Cable Ready
- Dishwasher
- Disposal
- Freezer
- Handrails
- Heating
- Kitchen
- Oven
- Range
- Refrigerator
- Security System
- Sprinkler System
- Storage Space
- Tub/Shower
- Wheelchair Accessible (Rooms)
Community Features
- 24 Hour Access
- Controlled Access
- Courtyard
- Elevator
- Gas Range
- Income Restricted
- Key Fob Entry
- Laundry Facilities
- On-Site Retail
- Roof Terrace
Map of Annex Flats
Area Scores
Walkability
Moderately walkable
Transit
Good public transit
Driveability
Moderately drivable
Bikeability
Very bikeable
Walkability measures the walking distance to day-to-day needs.
Transit measures access to public transportation.
Driveability measures congestion, parking availability, and access to major roads.
Bikeability measures the suitability for cycling.
Soundscore™
Active
A Sound Score rating aggregates noise caused by vehicle traffic, airplane traffic and local sources.
Moving to Downtown Boulder, Boulder, CO
Shopping Centers
Shoppers will appreciate Annex Flats proximity to Pearl Street Mall and Community Plaza. Pearl Street Mall is 0.6 miles away, and Community Plaza is within a 15 minute walk.
Commuting
With a TransitScore of 70, Annex Flats has good public transit, including 5 transit stops within 25.9 miles. Transit options include Eastlake - 124Th Station Track 2 and Wheat Ridge - Ward Station Track 1.
Parks and Recreation
Recreational activities near Annex Flats are plentiful. Discover 5 parks within 1.7 miles, including Pearl Street Pedestrian Mall, Andrews Arboretum, and University of Colorado Museum.
Airports
Living in Downtown Boulder provides easy access to Denver International, located just 52 minutes from Annex Flats.
Local Education
Primary and Secondary Schools
Whittier Elementary School
Grades K-5
Public
University Hill Elementary School
Grades PK-5
Public
Jarrow Montessori School
Grades PK-5
Private
Casey Middle School
Grades 6-8
Public
Sacred Heart Of Jesus School
Grades K-8
Private
Boulder High School
Grades 9-12
Public
September School
Grades 6-12
Private
Data provided by GreatSchools.org © 2026. All rights reserved.
Colleges and Universities
| School | Commute Time (Distance) |
|---|---|
| Naropa University | Walk: 11 min (0.6 mi) |
| CU Boulder | Drive: 4 min (1.6 mi) |
| CU Boulder, East Campus | Drive: 7 min (2.8 mi) |
| Naropa University | Drive: 9 min (4 mi) |
About Annex Flats
Brand new Apartment building near downtown Boulder opening the end of November 2026 starting applications and preleasing!
Cafe and bakery on the ground floor and amazing event center on the rooftop for weddings, corporate and other events for rent.…
Residents will have a limited access to part of the roof top during non-event days with an amazing view of the flatirons.
This is a Affordable community for people at the 60%-70% average medium income levels in Boulder. Must income qualify. We have 1 bedroom and studio units.
Must make 2x the rent and not exceed a income level of 73,500 for 1 person 84,000 for 2 people and 94,500 for 3 people
We are not student housing and if you are a full-time student you must meet the following requirements in order to eligible:
A student who receives TANF
A student who was previously in foster care program
A student enrolled in a job training program and receives assistants under the Job Training Partnership Act
A student who is a single parent.
Brand new Apartment building near downtown Boulder opening the end of November 2026 starting applications and preleasing!
Cafe and bakery on the ground floor and amazing event center on the rooftop for weddings, corporate and other events for rent. Residents will have a limited access to part of the roof top during non-event days with an amazing view of the flatirons.
This is a Affordable community for people at the 60%-70% average medium income levels in Boulder. Must income qualify. We have 1 bedroom and studio units.
Must make 2x the rent and not exceed a income level of 73,500 for 1 person 84,000 for 2 people and 94,500 for 3 people
We are not student housing and if you are a full-time student you must meet the following requirements in order to eligible:
A student who receives TANF
A student who was previously in foster care program
A student enrolled in a job training program and receives assistants under the Job Training Partnership Act
A student who is a single parent.
Annex Flats is an apartment community in Boulder, CO
Contact
Boulder, CO 80302
- Sunday Closed
- Monday 8:30 AM – 12:00 PM
- Tuesday 8:30 AM – 12:00 PM
- Wednesday 8:30 AM – 12:00 PM
- Thursday 8:30 AM – 12:00 PM
- Friday Closed
- Saturday Closed
Annex Flats Gallery
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Contact This Property
(720) 594-4077Languages: English
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