Living room with built-in bookshelves, a grand piano, and a wood-paneled ceiling.

1800 Sumac Ave: A 7-Bedroom Boulder Home With Two Kitchens on Nearly Half an Acre

Is there a large home for sale in Boulder with two kitchens and a separate living wing?

Yes. 1800 Sumac Ave is a 7-bedroom home in Boulder with two kitchens, two primary suites, two laundry areas, a separate wing with its own private entrance, and a nearly half-acre backyard with mature trees, vegetable gardens, and a farmer's ditch.

Flexible homes are in high demand in Boulder. Some buyers need space for relatives who stay for months at a time. Others want a private wing for guests, a home business, or room for everyone to spread out. 1800 Sumac Ave, listed by The Bernardi Group, was designed with that kind of flexibility in mind.

The listing calls it the "House of Many Doors." Below, our Boulder Realtors walk through the home, the separate wing, the backyard, and what buyers should research about how the space can be used.

Where Is 1800 Sumac Ave?

The home is in the Moores subdivision in Boulder (80304), within Boulder city limits, according to the MLS. The listing describes the setting as a welcoming neighborhood. The lot is level, wooded, and faces north, and the MLS notes that it abuts a ditch.

This part of Boulder offers a residential feel with access to the rest of the city, including North Boulder, downtown, and the foothills trail system.

Inside the Home

According to the MLS, the home offers approximately 3,991 finished square feet (per assessor records), with 7 bedrooms and 4 bathrooms. It was built in 1950 and is a two-story home. The MLS confirms that all bedrooms conform.

Main Living Area

According to the listing:

  • Warm wood floors
  • A bright living room with built-in bookshelves and a wood-burning stove
  • A wood-paneled ceiling that creates a welcoming place to gather
  • A sunny breakfast nook and kitchen overlooking the backyard
  • A separate dining room, a pantry, and skylights, according to the MLS

Main-Level Primary Suite

  • Soaring ceilings and a sitting area
  • A walk-in closet
  • Private laundry
  • Patio access
  • A five-piece bath with a soaking tub and bidet, according to the MLS

A dedicated home office and an additional bedroom are also on this part of the home.

The Separate Wing

According to the listing, a separate wing is tucked away with:

  • Its own private entrance
  • Its own living area
  • Two bedrooms
  • An additional kitchen, a second living room, and a second laundry area

The listing notes that the second living room has a chimney ready for a wood stove.

Upper-Level Primary Suite

  • Vaulted ceilings
  • A walk-in closet
  • An ensuite bath

Understanding the Separate Wing and City Rules

The listing notes that the separate wing has been used as a short-term rental. Buyers should know that the City of Boulder regulates short-term rentals closely. Rules generally require a license and limit short-term rentals to an owner's primary residence, among other conditions. A previous owner's use does not guarantee that a new owner can do the same.

If you are considering any rental use, long-term or short-term, confirm current requirements directly with the City of Boulder, including rental licensing, short-term rental licensing, and occupancy limits. The MLS lists possible uses as single family and multi family, so ask how the city recognizes the property. For legal or tax questions, consult a qualified attorney or CPA.

The Backyard: Nearly Half an Acre

According to the MLS, the lot is approximately 20,578 square feet, or about 0.47 acres. According to the listing, the backyard offers:

  • A covered deck overlooking the yard
  • Mature trees
  • Established vegetable gardens
  • A farmer's ditch
  • Frequent visits from deer, ducks, and birds
  • Multiple fenced areas and a dedicated dog run

The MLS also lists storage buildings and a patio. For a home within Boulder city limits, a yard of this size is a significant feature.

The MLS lists no water rights with the property. If you have questions about the ditch or its use, consult a qualified Colorado water rights attorney.

Property Details at a Glance

  • Address: 1800 Sumac Ave, Boulder, CO 80304
  • Subdivision: Moores
  • Bedrooms / Bathrooms: 7 / 4
  • Finished square feet: Approx. 3,991 (assessor records)
  • Lot size: Approx. 0.47 acres
  • Year built: 1950
  • Kitchens: 2 (per listing)
  • Garage: 2-car attached
  • HOA: None (per MLS)
  • MLS #: 1065759

Ways Buyers Often Use a Home Like This

A home with two kitchens and a separate wing can support many living arrangements:

  1. Extended stays. Relatives or friends can stay comfortably with their own space.
  2. A home business or studio. A private entrance separates work from home life.
  3. Room for everyone. Seven bedrooms give a large household space to spread out.
  4. Future flexibility. Needs change over time, and a flexible layout can adapt.

Any rental use should be confirmed with the City of Boulder first.

Tips for Touring a Home With Flexible Space

When you tour 1800 Sumac Ave, it helps to go in with a plan. Our Boulder Realtors suggest:

  • Walk the home as you would live in it. Picture morning routines, where guests would stay, and how people would move between spaces.
  • Look at the private entrance. Consider how it would work for your household and visitors.
  • Check the two laundry areas and kitchens. Think about which spaces would be shared and which would stay separate.
  • Spend time in the backyard. Nearly half an acre inside Boulder city limits is rare, so explore the gardens, fenced areas, and dog run.
  • Bring your questions about city rules. Our team can point you to the right City of Boulder resources for rental and occupancy questions.

Why Work With The Bernardi Group?

The Bernardi Group is a Boulder real estate team with Coldwell Banker Realty-Boulder. Our Realtors understand the questions that come with flexible Boulder homes, from separate wings and second kitchens to city rental rules.

When you work with our team, your Boulder real estate agent will:

  • Schedule a private showing of the entire home and yard
  • Help you gather disclosures and property records
  • Point you to the right city resources for rental and occupancy questions
  • Guide your offer and negotiation

If you own a home with flexible space in Boulder and are thinking about selling, The Bernardi Group can help you present it to buyers who value that flexibility.

Frequently Asked Questions

How many bedrooms and kitchens does 1800 Sumac Ave have?

According to the MLS and listing, the home has 7 bedrooms, 4 bathrooms, and 2 kitchens, along with 2 primary suites and 2 laundry areas.

Can I use the separate wing as a short-term rental?

Short-term rentals in Boulder are regulated by the city and generally require a license and primary-residence status. Confirm current rules with the City of Boulder before planning any rental use.

How big is the backyard?

According to the MLS, the lot is approximately 0.47 acres. The listing describes mature trees, vegetable gardens, a farmer's ditch, fenced areas, and a dog run.

Is the home within Boulder city limits?

Yes. According to the MLS, the home is within city limits and served by City of Boulder water and sewer.

Does the home have a garage?

Yes. The MLS lists an attached two-car garage, along with storage buildings in the yard.

Schedule a Private Showing

If you need a Boulder home with room for everyone and a backyard that feels like a private park, 1800 Sumac Ave deserves a look. Contact The Bernardi Group, your Boulder Realtor team, at 303.402.6000 or [email protected] to schedule a private showing.

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Whether you're looking to buy a new home, sell your current home or buy an investment property, the Bernardi Group can help you meet your goal.

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