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Monrovia, CA

$2,050,000

400 Prospect Avenue, Monrovia, CA
6
Beds
4
Baths
4,208
Sq Ft
1946
Built
1
Days listed

About this home

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.

Facts & features

Interior
Bedrooms
6
Bathrooms
4 full
Living area
4,208 sq ft
Interior features
Eat In Kitchen, In Law Floorplan, Storage, Bedroom On Main Level
Fireplace
None
Heating
Central
Cooling
Central Air
Laundry
Inside, Laundry Room
Levels
Two
Spa
None
Exterior & lot
Lot size
0.24 acres (10,451 sq ft)
Pool
None
View
Neighborhood
Architectural style
Traditional
Year built
1946
Parking
Detached Carport, Driveway, Garage
Parking spaces
3
Community
Area
639 - Monrovia
County
Los Angeles
Community features
Curbs, Suburban, Sidewalks
Listing details
Status
Active
Property type
Duplex
Days on market
1
Listed
2026-07-23
Terms
Cash, Conventional
Parcel #
8518020043
MLS #
AR26161408
Listed by
Shumei Kam · High Ten Partners, Inc.

Location

Price history

Listed
$2,050,000 · 2026-07-23
Days on market
1
Current price
$2,050,000
Financing

Could this home be yours?

Estimated monthly payment
$12,860
$10,366 principal & interest · $2,494 taxes & insurance
$410,000
Estimate only
Loan $1,640,000

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Estimated value range nearby
$3,083,339$3,619,572

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Listing data provided by CRMLS

Listing courtesy of High Ten Partners, Inc.. © 2026. The multiple listing data appearing on this website is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for the consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the consumer may be interested in purchasing. All data, including but not limited to all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. The listing broker's offer of compensation is made only to participants of the MLS where the listing is filed. Last updated July 26, 2026 Equal Housing Opportunity.

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