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Located blocks from Pearl Street and CU Boulder, 1631 19th St offers a rare opportunity to acquire a 7-unit, 21-bedroom multifamily property in Boulder's desirable Goss Grove neighborhood. The property totals approximately 7,400 SF and features two 2BR units, three 3BR units, two 4BR units, and 12 off-street parking spaces. Significant value-add potential remains across six units. Unit #1 was renovated in 2025, providing a proof of concept for the proposed improvements. The renovation strategy includes interior upgrades, in-unit laundry, and floorplan modifications to increase the property from 21BR/10BA to 23BR/12BA. Proposed improvements include additional bathrooms in Units #3 and #4 and bedrooms in Units #4 and #7. The estimated renovation budget is $390K ($65K/unit). Ownership has invested approximately $300K in exterior capital improvements over the past five years, including roof, windows, siding/insulation, exterior staircases, and bathroom exhaust systems. At the $4.2M offering price, the property features a 5.58% stabilized as-is cap rate, based on $234,242 in modeled NOI. Following renovations, the pro forma projects $338,003 in stabilized NOI and a 7.36% unleveraged yield on total cost, including the $390K renovation budget. Projections are subject to permitting, renovation execution, lease timing, and buyer verification. No assumable loan or seller financing.

Highlights

  • Residential Income
  • Multi Family
  • Built in 1900
  • 0.27 Acre Lot
  • 6 days on Market

  • Year Built
    1900
  • Construction Materials
    Frame
  • Interior Features
    Cathedral Ceiling(s), Eat-in Kitchen
  • Appliances
    Dryer, Dishwasher, Electric Range, Refrigerator, Washer, Disposal
  • Flooring
    Wood
  • Exterior Features
    Balcony
  • Patio And Porch
    Deck
  • Security Features
    Fire Alarm
  • Heating
    Hot Water
  • Basement
    Partially Finished

  • Acres
    0.27
  • Lot Features
    Level, Paved
  • View
    Hills
  • Utilities
    Cable Available, Electricity Available, Natural Gas Available
  • Water
    Public


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Frequently Asked Questions

How do I schedule a tour of 1631 19th St?

We can make that happen quickly. Click Tour This Home and we'll connect you directly with our vetted local partner to schedule your visit to 1631 19th St.

They know residential incomes in the area well and can give you the guidance you need to buy with confidence.

How do I get more information about 1631 19th St?

Click Ask a Question to talk with our team. You already know it is a N/A bed, N/A bath, listed for $4,200,000. We can talk through recent upgrades, potential seller motivation, how this multi family compares to others in Boulder, and can even get you in to see the property quickly.

How do I get a virtual tour of 1631 19th St?

Yes! A virtual tour is available for 1631 19th St. Click here to view the full walkthrough and explore every room at your own pace. If you would like a guided virtual showing or have questions along the way, we can connect you with our local expert to walk you through it live.

How much is the monthly mortgage payment for 1631 19th St?

With a 20% down payment and a 30-year fixed loan at an illustrative 7.25% rate, the ez Mortgage Calculator estimates the monthly payment for 1631 19th St at around $25,395. This includes estimated property taxes and insurance.

Want to see how this changes with different down payments or interest rates? Jump to the calculator to run the numbers and fine-tune your plan.

How do I get pre-approved to buy 1631 19th St?

Stand out in a competitive market by getting pre-approved today. Our quick and private pre-approval process helps you understand your true buying power—no credit pull required to explore all of your options.

Or, let us connect you with our preferred local lender in Boulder County. They will give you all of your available financing options, based on your specific situation and what is available to you.

Can I negotiate the asking price for 1631 19th St?

In most cases, yes. Whether 1631 19th St is priced competitively or not, your best offer depends on your personal situation, the seller's timeline, and recent activity in Boulder's market. Our preferred local partner will help you craft a strategy—factoring in comparable properties that have sold, timing, and deal structure—to make a smart, strong offer. Click here to ask about negotiation opportunities.

How do I make an offer on 1631 19th St?

We can handle that for you. Our preferred local agent specializes in residential incomes in Boulder and can guide you through every step of the offer process.

You need an expert who is looking out for your best interests. From market valuation to contingencies and timing, they'll help you present a compelling offer that fits your goals. Click Ask a Question to get started today.

How long has this property been on the market?

1631 19th St was listed on November 04, 2026, which means it's been on the market for 6 days.

Want to keep tabs on it? Click the ♥ to favorite this home and get notified of price drops or changes.

When was this house built?

This home was built in 1900, making it approximately 126 years old.

What is the lot size of this property?

1631 19th St sits on a 0.27-acre lot, which is 11,761 square feet.

What schools are assigned to this property?

Based on MLS info, this home is zoned for:

  • Elementary: Whittier
  • Middle: Centennial
  • High: Boulder

Want to see how these schools compare? Check out our Boulder County School Guide to see ratings, reviews, and more for the schools in the area.

What are the property taxes for 1631 19th St?

The most recent public record shows annual property taxes for 1631 19th St were approximately $17,928. This may change with reassessment or exemptions. Our local partner can verify current tax amounts and help you estimate future costs based on your situation.

Is 1631 19th St still available for sale?

Yes, this home is still available! Click the ♥ to favorite it so you don't miss any changes—or ask our local expert to schedule a time to see it in person.

Source: ez Home Search, MLS Data

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