433 Mapleton Ave #B
Boulder, CO 80304
Mapleton Hill- 1 Bed
- 1 Bath
- 724 sqft
1 Bed
1 Bath
724 sqft
Local Information
-- mins to
Home Highlights
Property Type
Apartment
Year Built
1906
Living Area
724 sqft
Price/Sqft
$800
Parking
Garage
About this House
Location can't be beat. This loft apartment is located in the beautiful Mapleton Hill Historic District on 4th & Mapleton in the heart of West Boulder. This upscale gem is just a 4 min walk to open space & Mount Sanitas Trail, and a 10 min walk to West Pearl St. Mall. Arguably the best unit in the building (top right corner unit) with front and rear balconies and views. Open concept with original exposed brick interiors, concrete counter tops, and wood floors.
1 BR/1B (647 sq ft)
Price: $2700/mo
Utilities:
Paid by landlord: water & heat (radiant heat from the building boiler)
Paid by tenant: Xcel, cable, internet
HOA covers building upkeep, snow removal & grounds maintenance
Off-street parking (in rear)
W/D shared in basement of building
Available Dec 1st (negotiable)
Lease term (negotiable)
1 BR/1B (647 sq ft)
Price: $2700/mo
Utilities:
Paid by landlord: water & heat (radiant heat from the building boiler)
Paid by tenant: Xcel, cable, internet
HOA covers building upkeep, snow removal & grounds maintenance
Off-street parking (in rear)
W/D shared in basement of building
Available Dec 1st (negotiable)
Lease term (negotiable)
433 Mapleton Ave #B, Boulder, CO 80304 is a 1 bedroom, 1 bathroom, 724 sqft apartment in Mapleton Hill, built in 1906. It last sold for $349,000 on Aug 29, 2001. More recently, it was listed as a rental in October 2021 with an asking price of $2,500 per month. That rental listing was removed on November 2, 2021. It is currently off market. The Trulia Estimate is $579,100, with a rent estimate of $2,320/month.
Home Details for 433 Mapleton Ave #B
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Heating & Cooling Heating: Forced Air, OtherCooling System: OtherHeating Fuel: Forced Air |
Levels, Entrance, & Accessibility Stories: 1Floors: Hardwood |
Interior Details Number of Rooms: 4 |
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Year Built Year Built: 1906Year Updated: 1979 |
Property Type / Style Property Type: ApartmentArchitecture: Other |
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Exterior Home Features DeckExterior: Brick, Cement Concrete |
Parking & Garage GarageParking: Off Street, Garage |
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Units in Building: 1 |
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On Site Laundry Available |
Price History for 433 Mapleton Ave #B
| Date | Price | Event | Source |
|---|---|---|---|
| 11/02/2021 | ListingRemoved | Zillow Rental Manager | |
| 10/26/2021 | $2,500 | Listed For Rent | Zillow Rental Manager |
| 08/29/2001 | $349,000 | Sold | N/A |
Market trends in Boulder
Last updated June 2026
Avg. sale price
$891K
$60.83KMoM
Sale-to-List Price
98.2%
0.4%MoM
Price per sq ft
$503
$2MoM
Available listings
778
Property Tax and Assessment
| Year | 2025 |
|---|---|
| Tax | $3,193 |
| Assessment | $701,200 |
Home facts updated by county records
Comparable Sales for 433 Mapleton Ave #B
Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.66 | Apartment | $1,150,000 | 12/31/25 | 1 | 1 | 1,038 | |
0.30 | Apartment | $530,000 | 08/22/25 | 2 | 1.5 | 996 | |
0.45 | Apartment | $1,611,700 | 05/18/26 | 1 | 1 | 500 | |
0.69 | Apartment | $1,125,000 | 03/02/26 | 1 | 1 | 750 | |
0.74 | Apartment | $610,000 | 11/05/25 | 2 | 1 | 883 | |
0.50 | Apartment | $750,000 | 11/04/25 | 2 | 2 | 1,008 | |
1.45 | Apartment | $345,000 | 06/09/26 | 1 | 1 | 570 | |
1.21 | Apartment | $1,250,000 | 04/14/26 | 3 | 2 | 1,300 | |
1.02 | Apartment | $900,000 | 07/15/26 | 2 | 1 | 900 | |
1.45 | Apartment | $355,000 | 01/20/26 | 1 | 1 | 449 |
Home facts updated by county records
Nearby homes
Get a sense of prices in the area by checking nearby homes.Assigned Schools
These are the assigned schools for 433 Mapleton Ave #B.
What Locals Say about Mapleton Hill
At least 9 Trulia users voted on each feature.
100 % Say it's walkable to restaurants
100 % Say there are sidewalks
95 % Say it's dog friendly
90 % Say it's walkable to grocery stores
84 % Say yards are well-kept
82 % Say people would walk alone at night
78 % Say kids play outside
75 % Say there's wildlife
67 % Say there's holiday spirit
67 % Say parking is easy
67 % Say there are community events
64 % Say it's quiet
63 % Say they plan to stay for at least 5 years
57 % Say neighbors are friendly
56 % Say streets are well-lit
29 % Say car is needed
Sourced by Trulia users. Learn more about our methodology.
LGBTQ Local Legal Protections
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Apartments for Rent
Homes for sale near 433 Mapleton Ave #B
Off Market Homes Near 433 Mapleton Ave #B
Frequently asked questions about 433 Mapleton Ave #B
- What is 433 Mapleton Ave #B estimated to be worth?Trulia's estimated value for 433 Mapleton Ave #B in Boulder, CO is $579,100.
- What is the price history for 433 Mapleton Ave #B?433 Mapleton Ave #B in Boulder, CO last sold for $349,000 in August 2001.
- Is Boulder a buyer's or seller's market?Boulder is currently a balanced market, based on recent for-sale activity.
- What's the median sale price in Boulder?The median sale price in Boulder is $891K. That is down $60.83K from the prior month.
- Does 433 Mapleton Ave #B have air conditioning?Yes, 433 Mapleton Ave #B in Boulder, CO has air conditioning.
- Does 433 Mapleton Ave #B have laundry facilities?Yes, 433 Mapleton Ave #B in Boulder, CO has laundry facilities.