- 6 Beds
- 4 Baths
- 4,208 Sqft
- .24 Acres
400 Prospect Avenue
Rare North Monrovia offering: a 1946 two-story home with two full residences plus a permitted junior ADU, 4,208 sq ft of living space on a 10,451 sq ft corner lot at Prospect Ave and Hill St. The 2,338 sq ft upper residence features three bedrooms, two baths, a spacious family room, and an ante room at its center. The 1,870 sq ft lower residence offers a bedroom, full bath, family room, kitchen with island, dedicated laundry room, and a large storage room. The 455 sq ft junior ADU on the lower level has its own private entrance, kitchen, den, bedroom, and three-quarter bath — ideal for extended stays or rental income. Central heat and air throughout. Outside, the property offers a detached two-car garage, carport, covered patio, and mature landscaping with a fountain. Live in one residence and rent the others, house multiple generations under one roof, or hold as an income property in one of Monrovia's most established neighborhoods, minutes from Old Town and the foothills.
Essential Information
- MLS® #AR26161408
- Price$1,990,000
- Bedrooms6
- Bathrooms4.00
- Full Baths4
- Square Footage4,208
- Acres0.24
- Year Built1946
- TypeResidential
- Sub-TypeDuplex
- StyleTraditional
- StatusActive
Community Information
- Address400 Prospect Avenue
- Area639 - Monrovia
- CityMonrovia
- CountyLos Angeles
- Zip Code91016
Amenities
- Parking Spaces3
- # of Garages2
- ViewNeighborhood
- PoolNone
Parking
Detached Carport, Driveway, Garage
Garages
Detached Carport, Driveway, Garage
Interior
- HeatingCentral
- CoolingCentral Air
- FireplacesNone
- # of Stories2
- StoriesTwo
Interior Features
Eat-in Kitchen, In-Law Floorplan, Storage, Bedroom on Main Level
Exterior
Lot Description
Back Yard, Front Yard, Lawn, Landscaped, Corner Lot
School Information
- DistrictMonrovia Unified
Additional Information
- Date ListedJuly 23rd, 2026
- Days on Market58
Listing Details
- AgentPeter Kam
- OfficeHigh Ten Partners, Inc.
Price Change History for 400 Prospect Avenue, Monrovia, (MLS® #AR26161408)
| Date | Details | Change |
|---|---|---|
| Price Reduced from $2,050,000 to $1,990,000 |
Peter Kam, High Ten Partners, Inc..
Based on information from California Regional Multiple Listing Service, Inc. as of September 19th, 2026 at 9:26am PDT. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.