400 Prospect Avenue, Monrovia
$2,050,000
6 bd · 4 ba · 4,208 sqft · Multi-Family · Monrovia · 48 days on market
Updated September 9, 2026












Key Facts
- Price / SqFt
- $487
- Property Type
- Multi-Family
- Year Built
- 1946
- Lot Size
- 10,451 sqft
- Garage
- 2 cars
- Stories
- 2
- Days on Market
- 48
- Listed
- Jul 22, 2026
- MLS #
- AR26161408
- Status
- Active
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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.
Highlights
- 6-bedroom, 4-bath multi-family.
- 4,208 square feet of living space.
- Located in Monrovia.
Price History
| Date | Price | Change |
|---|---|---|
| Sep 9, 2026 | $2,050,000 | — |
| Listed Jul 22, 2026 | ||
Location
About Monrovia
- Active Listings
- 94
- Median Price
- $1,100,000
Estimate a Monthly Payment
Estimated Monthly Payment
$13,388/mo
Includes estimated taxes and insurance at the assumption rates below. HOA dues are not included — enter your community's HOA (varies widely by community, and absent from listing data) for an accurate total.
- Principal & Interest
- $10,911
- Property Tax
- $1,879
- Insurance
- $598
- HOAnot included — enter your dues
- $0
Estimate only — not a loan offer or rate quote. Confirm actual figures with a lender.
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Based on information from California Regional MLS as of 2026-09-09T19:45:09.263Z. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS.