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504 E Simpson Street A & BLafayette, CO 80026

For Sale

$875,000

Smart Buyer Rebate $8,750

Historic Old Town Lafayette charm meets modern living on E Simpson! Home and ADU!! This beautifully reimagined and remodeled 3BD/2BA home offers timeless hardwood floors throughout, and a primary suite with vaulted ceilings, bright skylights, and double doors opening directly to the relaxing back deck. The property also features a ~500 sq ft ADU with its own kitchen, laundry, A/C, radiant heating, and private alley access, plus a 2-car garage/workshop and a unique elevated treehouse with electricity, perfect for a creative studio or bonus office. Enjoy raised garden beds and mature shade trees, all just a stroll from vibrant cafes, shops, and dining. The ADU offers exceptional flexibility as a rental, guest suite, or work-from-home space. A rare combination of historic character, modern updates, and incredible versatility in one of Lafayette's most walkable neighborhoods. Please contact Abraham Rye-Kirov at 303-956-2377 with any questions.

Listed by Heather Slump

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License #065463

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Rhae Group Realty

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720-390-8705

Listed by Rhae Group

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License #65463T

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Rhae Group Realty

Last updated October 19, 2026

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Source: REColorado #8018884

Listing Facts

  • TypeSingle-family
  • NeighborhoodOld Town
  • Bedrooms3
  • Bathrooms2
  • Days on Prevu36
  • Taxes$4,657/year
  • Size1,945 sqft
  • Price per sqft$450

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Washer/Dryer
  • Parking

Location

Mortgage Calculator

Listing History

09/25/2026
Listed by Rhae Group Realty
$875,000
  1. 09/25/2026$875,000
    Listed by Rhae Group Realty

Property Details for 504 E Simpson Street A & B

Exterior

Construction

  • Roof: Composition
  • Structure Type: House
  • Year Built: 2018
  • Construction Materials: Frame
  • Exterior Features: Private Yard

Features

  • Fencing: Full
  • Patio And Porch Features: Deck

Measurements

  • Building Area Total: 1,945
  • Lot Features: Sprinklers In Front, Sprinklers In Rear
  • Lot Size Acres: 0.16
  • Lot Size Area: 6,963
  • Lot Size Square Feet: 6,963
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: R0020083
  • Tax Annual Amount: $4,657.00
  • Tax Year: 2025

Interior

Features

  • Appliances: Dishwasher, Disposal, Dryer, Oven, Range, Refrigerator, Washer
  • Flooring: Tile, Wood
  • Interior Features: Eat-in Kitchen, Open Floorplan

Measurements

  • Living Area: 1,945

Rooms

  • Bathrooms Full: 2
  • Bathrooms Total Integer: 2
  • Bedrooms Total: 3
  • Main Level Bathrooms: 2
  • Main Level Bedrooms: 3

Other

General

  • Exclusions: Sellers Personal Property

Location

  • Subdivision Name: Old Town Lafayette

Parking

Parking

  • Garage Spaces: 2
  • Parking Total: 2

Schools

Elementary School

  • Elementary School: Sanchez
  • Elementary School District: Boulder Valley RE 2

High School

  • High School: Centaurus
  • High School District: Boulder Valley RE 2

Middle or Junior School

  • Middle Or Junior School: Angevine
  • Middle Or Junior School District: Boulder Valley RE 2

Utilities

Equipment

  • Cooling: Other
  • Heating: Forced Air
  • Sewer: Public Sewer
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 3 bedrooms and 2 bathrooms in this single-family home at 504 E Simpson Street A & B.

What schools are nearby to 504 E Simpson Street A & B?

Nearby schools include the Sanchez Elementary School, Angevine Middle School, and Centaurus High School.

Does this single-family home have parking?

Yes, there are 2 parking spaces available for 504 E Simpson Street A & B.

What are the annual taxes for 504 E Simpson Street A & B?

Annual taxes for this single-family home are estimated at $4,657.

How does 504 E Simpson Street A & B compare to other single-family homes in Old Town?

This single-family home is listed 16% above the average price for single-family homes in Old Town and has been on the market for 5 more days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 1,945 sqft.

504 E Simpson Street A & B is a 3-bedroom, 2-bath single-family home for sale in Lafayette CO 80026. On Prevu for 36 days at $875,000. This home features 1,945 square feet of living space, located in Old Town. The median listing price for single-family homes in this area is $762,500. Nearby schools include Sanchez Elementary School, Angevine Middle School, and Centaurus High School. The home offers private outdoor space, dishwasher, parking, and washer/dryer. Browse more single-family home listings in Lafayette.

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Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.