Zumper
modified
5+ Days Ago

Highlights

  • Off-street parking
  • Spacious living room
  • Well-equipped kitchen
  • Sleek and modern look
  • Private, fenced outdoor area
  • Lvp flooring throughout

Location

635 Marine Street, Boulder, Colorado 80302, United States|Lower Arapahoe
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Contact

Management

Sunnyside Property Management, LLC

Leasing office

(303) 442-7773

Property Overview

635-637 Marine St. receives a strong Zumper Expert Rating of 8.6 out of 10, reflecting its overall appeal to renters. It is competitively priced with an excellent balance of price and value, scoring 10 out of 10, complemented by a robust amenities rating of 8 and a prime location rated at 9. Notable features include off-street parking, a spacious living room, a modern kitchen, and a private outdoor area, enhancing its desirability. The property also ranks in the 73.33 percentile for value per square foot relative to local properties.

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

Zumper Expert Rating

8.6
Very Good
With a solid 8.6 out of 10 overall, 635-637 Marine St. is a great option for renters. While some aspects, like Quality, might not be as distinguished as other properties nearby, 635-637 Marine St. has a number of attractive features—namely its Price— so you can be assured your rent will come with a high standard of living.

Things you’ll love

  • Elementary school nearby
  • More space

Floor plans

1BR/1.0BA1 bed1 bath600 sqft$1,900 /mo1 unit availableThis one-bedroom, one-bathroom gem offers a great location that combines convenience and style. The apartment features LVP flooring throughout, providing a sleek and modern look that is also easy to maintain. The kitchen is equipped with a gas range and dishwasher, making meal prep and clean-up a breeze. The apartment also boasts a small front patio, perfect for enjoying the beautiful Boulder weather. For your convenience, there is off-street parking available and a coin-operated laundry facility on-site. Sorry, No Pets NO AC Utilities: water, sewer, trash common electric and gas(baseboard heat), minor yard clean-up are included in flat rate of $150 Tenant puts gas (Hot water Heater) and electric in own name with provider and is not included in flat rate Lease Dates: 8/14/2026-8/7/2027 RHL-2013-00123 Applications, lease signing, and payments all done online from the comfort of your home! All square footage measurements are approximate Information deemed reliable but not guaranteed
2BR/1.0BA2 bed1 bath780 sqft$2,155 /mo1 unit availableThis apartment boasts a modern layout with 1 bathroom and a unique feature of a private vanity with sink in one of the bedrooms. The apartment is fitted with LVP flooring throughout, adding a touch of elegance and easy maintenance. For your convenience, there is off-street parking available and a coin-operated laundry facility on-site. Its prime location puts you close to the campus. Contact Sunnyside Property Management at 303-442-7773 to schedule a showing or visit our website at www sunnysiderental com to view other available rentals. Sorry, No Pets! NO AC Utilities: water, sewer, trash, common electric and gas(baseboard heat), minor grounds are included in flat rate of $290.00 Tenant puts gas (hot water heater) and electric in own name with provider and is not included in flat rate Lease Dates: 8/14/2026-8/7/2027 Applications, lease signing, and payments all done online from the comfort of your home! All square footage measurements are approximate Information deemed reliable but not guaranteed

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Policies and fees

Applicants

Applicants

One-time.

Contact Property

REQUIRED FEES

Security Deposit

One-time. Refundable.

Contact Property

Dog Policy

Not allowed

Cat Policy

Not allowed

No pets allowed.

Questions about this property’s policies and fees?

Building details

Property details

Units5
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About 635-637 Marine St.

HomeApartments in BoulderLower Arapahoe 635-637 Marine St.

This apartment boasts a modern layout with 1 bathroom and a unique feature of a private vanity with sink in one of the bedrooms. The apartment is fitted with LVP flooring throughout, adding a touch of elegance and easy maintenance. For your convenience, there is off-street parking available and a coin-operated laundry facility on-site. Its prime location puts you close to the campus. Contact Sunnyside Property Management at 303-442-7773 to schedule a showing or visit our website at www sunnysiderental com to view other available rentals. Sorry, No Pets! NO AC Utilities: water, sewer, trash, common electric and gas(baseboard heat), minor grounds are included in flat rate of $290.00 Tenant puts gas (hot water heater) and electric in own name with provider and is not included in flat rate Lease Dates: 8/14/2026-8/7/2027 Applications, lease signing, and payments all done online from the comfort of your home! All square footage measurements are approximate Information deemed reliable but not guaranteed


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.
8.6
/10
Very Good
With a solid 8.6 out of 10 overall, 635-637 Marine St. is a great option for renters. While some aspects, like Quality, might not be as distinguished as other properties nearby, 635-637 Marine St. has a number of attractive features—namely its Price— so you can be assured your rent will come with a high standard of living.
How we rated 635-637 Marine St.
Price·10A 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.
635-637 Marine St. offers an excellent balance between price and value. It's priced competitively for its amenities, location, and other key features. Compared to the median price per bedroom in the area, this property is less than, or about the same as, nearby rentals, so residents can expect great value without too many compromises on their desired standard of living.
Amenities·8A 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.
With multiple in-demand amenities, 635-637 Marine St. is committed to enhancing the renting experience. And while it may have fewer total conveniences and features than similar rentals nearby, it remains a top choice for renters wanting an specific standard of living.
Location·9A score based on proximity and ease of access to shops, restaurants, schools, and public transportation while considering the desirability of the area.
635-637 Marine St. 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·7A 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 it may not have as many distinctive features as similar properties in the surrounding area, renters can trust 635-637 Marine St. to provide reasonable accomodations and accurate details about its community.
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.

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 635-637 Marine St. compares to other nearby properties.

Positives

Elementary school nearby
There is an elementary school 0.3 mile away
More space
The 1-bedroom is 100 sqft larger than other listings nearby
More space
The 3-bedroom is 248 sqft larger than other listings nearby

Considerations

Greater distance from high schools
The nearest high school is farther than 1 mile away

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Rent trends in Lower Arapahoe

1-bedroom apartments here are priced 46% lower than 1-bedrooms in Lower Arapahoe.

If you decide to upgrade your space, you can expect 2-bedrooms at 635-637 Marine St. to be 24% less than the average for similarly sized apartments in Lower Arapahoe.

Median rents as of Dec 20 2025.
Lower Arapahoe
Boulder
A table of 1-bedroom apartment rental data trends in Boulder
MonthMedian Rent
January 2024$1,800
February 2024$1,805
March 2024$1,766
April 2024$1,717
May 2024$1,704
June 2024$1,769
July 2024$1,831
August 2024$1,968
September 2024$1,971
October 2024$2,012
November 2024$1,893
December 2024$1,837
January 2025$1,823
February 2025$1,845
March 2025$1,846
April 2025$1,848
May 2025$1,842
June 2025$1,796
July 2025$1,786
August 2025$1,768
September 2025$1,705
October 2025$1,697
November 2025$1,673
December 2025$1,695
A table of 1-bedroom apartment rental data trends in Lower Arapahoe
MonthMedian Rent
February 2025$1,700
April 2025$3,500
May 2025$3,500

Affordability calculator

Can I afford to live at 635 Marine Street?

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

$76,000/yr

With your selected rent-to-income ratio, you'd ideally want to make $76,000 annually to afford this 1-bedroom monthly rent price of $1,900.
For more information on rent affordability, visit our rent calculator.

Schools near 635-637 Marine St.

Flatirons Elementary School

1150 7th st

boulder, CO, 80302

K-5Public
A

Mapleton Early Childhood Center

840 mapleton ave

boulder, CO, 80304

PKPublic

Boulder Universal

6500 east arapahoe rd

boulder, CO, 80303

K-12Public
B+
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Neighborhood

Lower Arapahoe | Boulder, CO

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

Getting around Boulder near 635 Marine Street

Walking

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

Driving

7/10
This area is close to freeways and has adequate parking options.

Cycling

8/10
Peddling isn’t a problem with cyclist-friendly streets and bikeable destinations.

Transit

5/10
Frequent public transit options are within walking distance.

Points of interest for 635 Marine Street, Boulder

Groceries

6/10
At least one grocery store within a 15-minute walk

Shopping

6/10
Variety of shops within walking distance

Cafes

5/10
Some cafés within walking distance

Restaurants

6/10
Variety of restaurants within walking distance

Primary schools

9/10
At least one elementary school within a 10-minute walk

High schools

8/10
At least one high school within a 10-minute walk

Nightlife

4/10
Some bars within walking distance

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