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  • Annex Flats - Annex Flats

Annex Flats

1603 Walnut St, Boulder, CO 80302

Floor Plan Summary
Plus Fees Bedrooms Bathrooms
$1,312 - $1,968 Studio - 1 Bed 1 Bath
12 Month Lease

Pricing and Floor Plans

Rent Estimate
Cost Calculator: Estimate your monthly and one-time fees.

0bd

$1,312 - $1,682
Studio, 1 Bath
438 - 473 Sq. Ft.

Show Floor Plan Details

13 Rentals Available
Unit
Price
Sq. Ft.
Available
310
$1,312
438
10/23/26
301
$1,312
438
10/23/26
208
$1,312
438
10/23/26

1bd

$1,687 - $1,968
1 Bed, 1 Bath
563 - 765 Sq. Ft.

Show Floor Plan Details

10 Rentals Available
Unit
Price
Sq. Ft.
Available
306
$1,687
563
10/23/26
305
$1,687
563
10/23/26
304
$1,687
563
10/23/26
* Price shown is total price based on community-supplied monthly required fees. Excludes user-selected optional fees and variable or usage-based fees and required charges due at or prior to move-in or at move-out. View Fees and Policies for details. Price, availability, fees, and any applicable rent special are subject to change without notice. * Square footage definitions vary. Displayed square footage is approximate.

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.

Map of Annex Flats

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The Closest Campus to Annex Flats is Naropa University-Arapahoe Campus

Nearby 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)

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.

1 Person Household
% AMIIncome Limit
70%$73,500
50%$52,500
60%$63,000

Details

Lease Term Options

  • 12 mo

Property Information

  • Built in 2026
  • 30 units / 4 stories

Fees and 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

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.

Apartment Features

  • Air Conditioning
  • Cable Ready
  • Dishwasher
  • Disposal
  • Freezer
  • Handrails
  • Heating
  • Kitchen
  • Oven
  • Range

Community Features

  • 24 Hour Access
  • Controlled Access
  • Courtyard
  • Elevator
  • Gas Range
  • Key Fob Entry
  • Laundry Facilities
  • On-Site Retail
  • Roof Terrace

Area Scores

Walkability

Moderately walkable70 / 100

Transit

Good public transit70 / 100

Driveability

Moderately drivable60 / 100

Bikeability

Very bikeable80 / 100

Scores provided by

Soundscore ™

Active73 / 100

Scores provided by
HowLoud

Moving to Downtown Boulder, Boulder, CO

Shopping Centers

Shoppers will appreciate Annex Flats proximity to 1727-1729 Pearl St, 1955 Broadway St, and Pearl Street Mall. 1727-1729 Pearl St is 0.2 miles away, and 1955 Broadway St is within a 6 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.

Property Details

Brand new Apartment building near downtown Boulder opening the end of September 2026 starting applications soon!

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 50%-70% income levels in Boulder. Must income qualify. We have 1 bedroom and studio units.

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 located in Boulder, CO in the 80302 zip code.

Contact

Property Address:
1603 Walnut St,
Boulder, CO 80302
Phone Number: (720) 594-4077
More Information:
View Property Website
Office Hours
  • SundayCLOSED
  • Monday8:30 AM - 12:00 PM
  • Tuesday8:30 AM - 12:00 PM
  • Wednesday8:30 AM - 12:00 PM
  • Thursday8:30 AM - 12:00 PM
  • FridayCLOSED
  • SaturdayCLOSED

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