527 Maxwell Ave

Boulder, CO 80304

$2,550,000
Last Sold Price
4
Beds
2,806 Sq. Ft.
$909 / Sq. Ft.
2,806
Sq. Ft.
$909
per Sq. Ft.
Sold 7/15/24
Sold 7/15/24
Detached studio/office with 3/4 bathroom
2 car detached garage

Description

Nestled in Historic Mapleton Hill, just a stroll from Downtown, stands 527 Maxwell Avenue - a charming blend of timeless appeal and modern convenience. This rare find includes not only a beautifully updated craftsman-style home, but a hard-to-find two-car garage and a detached studio space. 527 Maxwell seamlessly marries classic farmhouse charm with contemporary upgrades. The curb appeal is undeniable, complete with a front porch swing and a stately front door with striking glass cutout. Inside,...Nestled in Historic Mapleton Hill, just a stroll from Downtown, stands 527 Maxwell Avenue - a charming blend of timeless appeal and modern convenience. This rare find includes not only a beautifully updated craftsman-style home, but a hard-to-find two-car garage and a detached studio space. 527 Maxwell seamlessly marries classic farmhouse charm with contemporary upgrades. The curb appeal is undeniable, complete with a front porch swing and a stately front door with striking glass cutout. Inside, fir hardwood floors and wooden built-ins welcome you, setting a warm and inviting tone throughout. The dining room, complete with character-rich built-ins, is perfect for gatherings and meals. The sunlit kitchen has undergone tasteful updates with white cabinets, black granite counters, and top-of-the-line appliances. You'll be delighted to discover built-in wine storage in the lower level, where your favorite bottles can be stored and displayed. Upstairs, the primary bedroom boasts airy vaulted ceilings, and a private balcony featuring iconic mountain views. A spacious and elegant remodeled en suite comes complete with heated floors and chic fixtures. Two generous walk-in closets offers versatility with one easily doubling as a cozy office or bonus space. Two additional bedrooms provide ample space and the secondary bathroom's clawfoot tub adds to the historic charm. Outside, the backyard features a paved patio and pergola, ideal for al fresco dining or outdoor entertaining. A spacious grassy yard dotted with apple trees completes the idyllic picture. The detached studio is the perfect private office, or it can even serve as private guest accommodations with its own bathroom and shower. The two-car garage is ideal for even more storage and includes and electric car charger. This home offers a unique opportunity to celebrate Boulder's rich and charming history, while enjoying modern comforts and conveniences just steps from downtown.

Property Details for 527 Maxwell Avenue

Locale
Boulder
Description 1
House
LISTING UPDATED: 10/20/2025 07:49 PM

Property Details for 527 Maxwell Avenue

StatusSold
MLS #1003855
Days on Compass83
Taxes$22,787 / year
HOA Fees-
Condo/Co-op Fees-
Compass TypeSingle Family
MLS TypeResidential / Single Family Residence
Year Built1907
Lot Size0.17 AC / 7,405 SF
CountyBoulder County

Location

Sold By Coldwell Banker Realty 02, Stephanie Iannone

Add your commute

Building Information for 527 Maxwell Avenue

Stories-Year Built1907Building Size-Lot Size0.17 AC / 7,405 SF

Payment Calculator

$14,327 per month

30 year fixed, 6.15% Interest

Principal and Interest

$12,428

Property Taxes

$1,899

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

Property Information for 527 Maxwell Avenue

Summary
Location and General Information
  • Road Access 2: City Street
  • Latitude: 40.02
  • Longitude: -105.29
Parking
  • Garage SqFt: 440
  • Total Parking: 2.00
  • Parking Features: Garage Door Opener
Taxes and HOA Information
  • Has HOA: No
  • HOA Fee: $.00
  • Legal Description: 50 X 140 FT ADJACENT ON WEST SIDE OF LOT 33 BLK 13 AMENDED PLAT OF BLOCKS 10-13 MAXWELL ADDITION AKA E 30 FT LOT 16 & W 20 FT LOT 17 BLK 3 PHILLIPS ADDITION
  • Tax Information: No
  • HOA2 Fee Amount: $0
  • Tax Year: 2023
  • Tax Annual Amount: $22,787
  • Parcel Number: R0006288
Property
Lot Information
  • Lot Improvements: Deciduous Trees, Level, House Faces South, Paved, Sidewalks
  • Lot Size Area: 7,254.00
  • Has Irrigation Water Rights: No
  • Has Improvements: No
  • Vegetation: Wooded
Property and Assessments
  • Total Finished Area Source: Assessor
  • Living SqFt: 2468
  • Above Grade Finished Area Source: 2468
  • Sq Ft Apx: 338
  • Total Finished Area: 2468
  • Are Ditches Active: No
  • New Construction YN: No
  • Levels: Two
Utilities
  • Sewer: Public Sewer
  • Green Energy Efficient: Southern Exposure
Interior and Exterior Features
Exterior Features
  • Construction Materials: Frame
  • Exterior Features: Sprinkler System, Balcony, Carriage House
  • Flooring: Wood
Interior Features
  • Interior Features: Separate Dining Room, Cathedral Ceiling(s), Open Floorplan, Pantry, Natural Woodwork, Walk-In Closet(s), Washer/Dryer Hookup, Full Primary Bath, Tub+Shower Primary, Luxury Features Primary Bath, 5 Piece Primary Bath
  • Laundry Features: Electric Range, Dishwasher, Refrigerator, Washer, Dryer, Microwave, Disposal
  • Window Features: Window Coverings
  • All Bedrooms Conform: Yes
  • Full Bathrooms: 2
  • Half Bathrooms: 1
  • Rough-in Bathrooms: 0
  • Three Quarters Bathrooms: 1
  • Baths Full Additional: 0
  • Baths Full Basement: 0
  • Baths Full Upper: 2
  • Baths Full Main: 0
  • Baths Full Lower: 0
  • Baths Half Additional: 0
  • Baths Half Basement: 0
  • Baths Half Upper: 0
  • Baths Half Main: 1
  • Baths Half Lower: 0
  • Baths Three Quarters Additional: 1
  • Baths Three Quarters Basement: 0
  • Baths Three Quarters Lower: 0
  • Baths Three Quarters Upper: 0
  • Baths Three Quarters Main: 0
Room Information
Room 1
  • RoomDescription: Wood
  • RoomLength: 10.0
  • RoomLevel: Upper
  • RoomType: Bedroom 2
  • RoomWidth: 9.0
Room 2
  • RoomDescription: Wood
  • RoomLength: 10.0
  • RoomLevel: Upper
  • RoomType: Bedroom 3
  • RoomWidth: 9.0
Room 3
  • RoomDescription: Wood
  • RoomLength: 16.0
  • RoomLevel: Main
  • RoomType: Dining Room
  • RoomWidth: 13.0
Room 4
  • RoomDescription: Wood
  • RoomLength: 15.0
  • RoomLevel: Main
  • RoomType: Family Room
  • RoomWidth: 11.0
Room 5
  • RoomDescription: Wood
  • RoomLength: 13.0
  • RoomLevel: Main
  • RoomType: Kitchen
  • RoomWidth: 9.0
Room 6
  • RoomDescription: Tile
  • RoomLength: 8.0
  • RoomLevel: Main
  • RoomType: Laundry
  • RoomWidth: 5.0
Room 7
  • RoomDescription: Wood
  • RoomLength: 24.0
  • RoomLevel: Main
  • RoomType: Living Room
  • RoomWidth: 12.0
Room 8
  • RoomDescription: Wood
  • RoomLength: 13.0
  • RoomLevel: Upper
  • RoomType: Primary Bedroom
  • RoomWidth: 13.0
  • Room Features: Full Primary Bath, Tub+Shower Primary, Luxury Features Primary Bath, 5 Piece Primary Bath
Room 9
  • RoomDescription: Wood
  • RoomLength: 21.0
  • RoomLevel: Main
  • RoomType: Study
  • RoomWidth: 10.0
Rental
Rental Information
  • Horse YN: No
  • Occupant Type: Owner

Property History for 527 Maxwell Avenue

DateEvent & SourcePriceAppreciation
Jul 15, 2024

Sold (Public Record)

Public Record #1539170760

$2,550,000

+6.4% / yr

Apr 19, 2010

Sold (Public Record)

Public Record #287114446

$1,050,000—
DateEvent & SourcePrice
07/15/2024

Sold (Public Record)

Public Record #1539170760

$2,550,000

+6.4% / yr

04/19/2010

Sold (Public Record)

Public Record #287114446

$1,050,000

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 527 Maxwell Avenue

Taxable ValueLand$104,531Additions$56,269Total$160,800
Tax Record2025$15,332 ($1,278 / month)
Home Facts
Beds3Baths2.2Total Finished SqFt2,098 SqFtAbove Grade Finished SqFt2,098 SqFtUnfinished Basement SqFt338 SqFtStories2Lot Size7,275 SqFtStyleSingle Family ResidenceYear Built1907Year Renovated2005Zoning1112CountyBOULDERAPN1461-25-1-05-004

Schools near 527 Maxwell Avenue

This home is within Boulder Valley Re 2 School District.
Rating
School
Type
Grades
Distance
Whittier Elementary School
Public - K to 5
Casey Middle School
Public - 6 to 8
Boulder High School
Public - 9 to 12
University Hill Elementary School
Public - PK to 5
Rating
School
Distance
Whittier Elementary School
PublicK to 5

Casey Middle School
Public6 to 8

Boulder High School
Public9 to 12

University Hill Elementary School
PublicPK to 5

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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Based on information submitted to the MLS GRID as of 10/20/2025 07:49 PM. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Properties displayed may be listed or sold by various participants in the MLS. IDX information is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by MLS GRID. Use of the MLS GRID data may be subject to an end user license agreement prescribed by the applicable MLS of the Member Participant, if any, and as amended from time to time.