Active Under Contract
Price CutPrice Drop: $160K (11/02)
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Single family home for sale at 512 Marine St, Boulder, CO 80302 | MLS# IR1066712 | Listing updated on 2026-11-04
Photo 1 of Single family home for sale at 512 Marine St, Boulder, CO 80302 | MLS# IR1066712 | Listing updated on 2026-11-04
Photo 2 of Single family home for sale at 512 Marine St, Boulder, CO 80302 | MLS# IR1066712 | Listing updated on 2026-11-04
Photo 3 of Single family home for sale at 512 Marine St, Boulder, CO 80302 | MLS# IR1066712 | Listing updated on 2026-11-04
Photo 4 of Single family home for sale at 512 Marine St, Boulder, CO 80302 | MLS# IR1066712 | Listing updated on 2026-11-04
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$4,490,000

Monthly Est:$22,348

  • Beds Icon4 Beds
  • Beds Icon
    5 Baths
  • Beds Icon5,048sqft

512 Marine St, Boulder, CO 80302

$22,348/moEst:

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  • Single Family Residence

  • Built in 1903

  • $-- HOA

  • 9,947 sqft lot

  • $889/sq.ft

Description

Perfectly located on one of Boulder's most idyllic streets, this exceptional home blends Victorian charm with luxurious modern amenities. The homes' traditional exterior gives way to a welcoming main level that features light-filled spaces, soaring ceilings, a formal dining room perfected for entertaining, and an array of spaces that welcome the outdoors in. The chef's kitchen features a new Sub-Zero fridge, Wolf range, granite topped island, and a walk-in pantry that makes organization easy. Don't miss the cleverly-designed under stair office with secret bookshelf, one of the many special touches that make this home so unique.Upstairs the primary suite features two fireplaces, a generous soaking tub and steam shower in the spa-like bath, soaring ceilings and mountain views. Two more light-filled bedrooms, two full baths and a dedicated laundry room complete the second floor. The lower level includes the large fourth bedroom with an en-suite bath, impressive ceiling height, an office, third living room, and an abundance of useful built-in storage. Step outside to a peaceful retreat of a backyard that includes a waterfall feature, plumbed-in BBQ, multiple outdoor patios, a two story playhouse, and an array of flowers and fruit trees. The separate backyard cottage with vaulted ceilings, a kitchenette, and powder bath creates the ultimate flexibility for a gym, home office, or guest house. The two car garage with epoxy floors and additional storage adds to the comfort and convenience of the home.Walk to trails, downtown restaurants, and all the best that Boulder has to offer. This is Boulder living at its best

  • Houzeo last checked: 1 hour ago
  • Listing updated: November 4, 2026 at 7:41 pm
  • Listing Provided by: Bianca Griffith (720) 901-5611 | RE/MAX of Boulder, Inc (303) 449-7000
  • Source: DENVER (RE COLORADO) MLS-CO as distributed by MLS GRID | MLS#: IR1066712 DENVER (RE COLORADO) MLS-CO as distributed by MLS GRID

Property Details

  • Status

    Active Under Contract

  • Type

    Single Family Residence

  • No. of Stories

    -

  • County

    Boulder County

  • City

    Boulder

  • Neighborhood

    --

  • Year Built

    1903

  • HOA Fees

    -

  • Finished Area

    5,048 sqft

  • Lot Size

    9,947 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    DENVER (RE COLORADO) MLS

  • MLS Number

    IR1066712

  • MLS Status

    Pending

  • Days on Market

    78

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Location

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 4

    Bathrooms: 5

  • Bedroom

    Level: Upper

    Area: Square Feet

    Dimensions: 405.00

  • Kitchen

    Level: Main

    Area: Square Feet

    Dimensions: 182.00

  • Bathroom Full

    Level: Upper

  • Bathroom Full

    Level: Basement

  • Bathroom Full

    Level: Upper

  • Bathroom Full

    Level: Upper

  • Bathroom Half

    Level: Main

Interior

  • Exterior Features

    Balcony, Gas Grill

  • Cooling

    Central Air

  • Heating

    Forced Air

  • Flooring

    Wood

  • Appliances

    Bar Fridge, Double Oven, Dryer, Microwave, Oven, Refrigerator, Washer

  • Sewer

    Public Sewer

  • Interior Features

    Eat In Kitchen, Kitchen Island, Open Floorplan, Pantry, Radon Mitigation System, Walk In Closet(s)

Construction

  • Year Built

    Year Built: 1903

  • Home type

    Single Family Residence

  • Architectural Style

    Victorian

  • Construction Materials

    Brick, Frame

  • Roof

    Composition

Utilities & Energy

  • Security Features

    Smoke Detector(s)

  • Utilities

    Electricity Available, Natural Gas Available

  • Water Source

    Public

  • Laundry Features

    In Unit

  • Fireplace Features

    Family Room, Gas, Living Room, Primary Bedroom

  • Basement

    Full, Sump Pump

Other Features

  • Subdivision Name

    Highland Lawn

  • Patio And Porch Features

    Patio

  • Lot Features

    Level, Sprinklers In Front

  • Vegetation

    Wooded

Price History

DateEventPrice

11/02/2026

Source: mls_logoDENVER (RE COLORADO) MLS-CO as distributed by MLS GRID #RECIR1066712

Contingent (Active Under Contract)

$4,490,000

$1,033/sqft

10/06/2026

Source: mls_logoDENVER (RE COLORADO) MLS-CO #RECIR1066712

Price Decreased

$4,490,000 -3.44%

$1,033/sqft

08/18/2026

Source: mls_logoDENVER (RE COLORADO) MLS-CO #RECIR1066712

Coming Soon

$4,650,000

$1,069/sqft

08/18/2026

Source: mls_logoDENVER (RE COLORADO) MLS-CO #RECIR1066712

Listed for Sale

$4,650,000

$1,069/sqft

11/21/2025

Source: mls_logoDENVER (RE COLORADO) MLS-CO as distributed by MLS GRID #RECIR1044486

Sold

$4,650,000 -2.11%

$1,069/sqft

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