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Alloy Sunnyside 1 of 12

Alloy Sunnyside

$1,415 – $3,340/mo

4150 Jason St, Denver, CO, 80211

What floor plans are available at Alloy Sunnyside?

Alloy Sunnyside currently lists 9 floor plans across 17 available units, from studio to three-bedroom, starting at $1,415/mo. 4 studios from $1,415 to $1,575/mo (450 sq ft). 5 one-bedrooms from $1,600 to $1,975/mo (660–735 sq ft). 6 two-bedrooms from $2,124 to $2,244/mo (860–950 sq ft). 2 three-bedrooms from $2,875 to $3,340/mo (1,413–1,445 sq ft). Prices checked September 24, 2026.

S1

Starting at $1,415

Studio • 1 Bath • 450 Sq Ft

4 available unitsPriceSq ftAvailableOpen unit
S1 - 1$1,415450
S1 - 1$1,475450
S1 - 1$1,525450
S1 - 1$1,575450

A1 Affordable

Starting at $1,600

1 Bedroom • 1 Bath • 660 Sq Ft

1 available unitPriceSq ftAvailableOpen unit
A1 Affordable - 1$1,600660

A1

Starting at $1,775

1 Bedroom • 1 Bath • 660 Sq Ft

2 available unitsPriceSq ftAvailableOpen unit
A1 - 1$1,775660
A1 - 1$1,775660

A2

Starting at $1,925

1 Bedroom • 1 Bath • 735 Sq Ft

2 available unitsPriceSq ftAvailableOpen unit
A2 - 1$1,925735
A2 - 1$1,975735

B8

Starting at $2,124

2 Bedrooms • 1 Bath • 860 Sq Ft

3 available unitsPriceSq ftAvailableOpen unit
B8 - 1$2,124860
B8 - 1$2,149860
B8 - 1$2,149860

B2

Starting at $2,194

2 Bedrooms • 2 Baths • 915 Sq Ft

2 available unitsPriceSq ftAvailableOpen unit
B2 - 1$2,194915
B2 - 1$2,244915

B3

Starting at $2,212

2 Bedrooms • 2 Baths • 950 Sq Ft

1 available unitPriceSq ftAvailableOpen unit
B3 - 1$2,212950

C1

Starting at $2,875

3 Bedrooms • 2 Baths • 1,413 Sq Ft

1 available unitPriceSq ftAvailableOpen unit
C1 - 1$2,8751,413

C5

Starting at $3,340

3 Bedrooms • 2 Baths • 1,445 Sq Ft

1 available unitPriceSq ftAvailableOpen unit
C5 - 1$3,3401,445

What are the fees and lease terms at Alloy Sunnyside?

Rent at Alloy Sunnyside is $1,415 – $3,340 per month. Leases are typically 12 months. Prices checked September 24, 2026.

  • Rent

    $1,415 – $3,340/mo
  • Lease term

    12 months

What amenities does Alloy Sunnyside have?

Alloy Sunnyside lists 7 amenities.

  • © 2023 Alloy Sunnyside.

  • Cookie Policy

  • Disclosures And Licenses

  • Managed By Cardinal Group Management Co, Llc .

  • Privacy Policy

  • Rental License #Ec100089277:

  • Website Designed By Agency Fifty3


What do the amenities at Alloy Sunnyside look like?

  • Pool
    2 photos
  • Gym
  • Lobby

Where is Alloy Sunnyside?

Alloy Sunnyside is at 4150 Jason St, Denver, CO, 80211.

4150 Jason St, Denver, CO, 80211


What is the neighborhood around Alloy Sunnyside like?

Alloy Sunnyside is in the Sunnyside neighborhood of Denver.


Residents give Alloy Sunnyside a B grade (about 4.2 out of 5) from 42 reviews. Alloy Sunnyside offers a well-maintained property with modern amenities, convenient location near downtown Denver, and responsive maintenance service that residents consistently praise. Staff professionalism and friendliness are highlighted as a major strength, though some residents report inconsistent management responsiveness and administrative delays with refunds and fee processing.

4.20
Overall rating
Positive
Mixed
Neutral
Negative
Management4.5
Location4.8
Amenities and Shared Spaces4.0
Building Quality3.8
Maintenance5.0

Alloy Sunnyside offers a well-maintained property with modern amenities, convenient location near downtown Denver, and responsive maintenance service that residents consistently praise. Staff professionalism and friendliness are highlighted as a major strength, though some residents report inconsistent management responsiveness and administrative delays with refunds and fee processing. Common concerns include security vulnerabilities, maintenance capacity during peak occupancy, and occasional facility issues such as trash chute clogs and parking access problems.

Most residents report positive experiences with leasing and front-desk staff, who are consistently described as helpful, welcoming, and responsive to questions. However, some residents have experienced communication gaps around billing processes (rent credits, holding fees) and inconsistent management responsiveness to maintenance issues and policy enforcement. A few residents noted challenges with staff turnover and inconsistent follow-up on refund requests.

Residents consistently praise the location for its balance of urban convenience and neighborhood quietness, with easy downtown access without downtown prices. The property benefits from strong transit orientation, including RTD ecopass availability, and proximity to local shops and parks in the Sunnyside neighborhood. One resident noted proximity to warehouses as a minor drawback for certain units, but overall location accessibility is a standout feature.

Residents appreciate the property's amenities package, including gym, pool, and shared spaces, which are noted as competitive in value at $25/month. However, maintenance responsiveness and upkeep of common areas—including trash chutes, elevators, and carpeting—are inconsistent concerns. Package security and building access control have been flagged as issues, with some residents reporting theft and unauthorized entry. Staff attentiveness varies, with positive feedback on leasing and management responsiveness balanced against reports of delayed maintenance and cleaning.

The building has undergone improvements in recent years with appreciated amenities and finishes, though maintenance responsiveness remains inconsistent. Recurring concerns include trash chute functionality, elevator access control, and cleanliness upkeep during high occupancy periods. Staff hospitality is noted positively, though maintenance capacity appears stretched relative to property needs.

Residents report positive experiences with the maintenance team's responsiveness and work quality. Staff are consistently described as helpful and reliable when addressing apartment issues.


Is Alloy Sunnyside walkable?

Alloy Sunnyside is walkable (grade C+), transit is minimal (grade F), and biking is very bikeable (grade B+).

WALK

Walkable

TRANSIT

Minimal Transit

BIKE

Very Bikeable


What is Alloy Sunnyside like?

Located in the vibrant food and drink neighborhood of Sunnyside, Alloy Sunnyside was designed with you in mind. Discover more here.


How big is Alloy Sunnyside?

Alloy Sunnyside is an apartment.

  • Building

    Apartment

What schools are near Alloy Sunnyside?

Soar with Rockies-Horace Mann is 0.2 miles from Alloy Sunnyside. 10 schools are listed nearby.

SchoolTypeLevelDistance

Soar with Rockies-Horace Mann

Private · Preschool
PrivatePreschool0.2 mi

Trevista ECE-5 At Horace Mann

Public · Elementary
PublicElementary0.2 mi

Quigg Newton Wrap Head Start

Private · Preschool
PrivatePreschool0.4 mi

Mscd Family Literacy Child Care Center

Private · Preschool
PrivatePreschool0.4 mi

Catholic Charities

Private · Preschool
PrivatePreschool0.4 mi

Northside Head Start

Private · Preschool
PrivatePreschool0.6 mi

Northside Child Development Center

Private · Preschool
PrivatePreschool0.6 mi

Bryant Webster K-8 School

Public · Middle
PublicMiddle0.7 mi

Language & Learning Child Care Center

Private · Preschool
PrivatePreschool0.7 mi

STRIVE Prep - Sunnyside Campus

Charter · Middle
CharterMiddle0.7 mi

How do I contact Alloy Sunnyside?

Alloy Sunnyside is managed by Cardinal Group.