Located in Lake Forest with easy access to I-5 and 241, shopping is right around the corner at the Laguna Hills Mall, Trader Joes and the shops at Mission Viejo.
Siena Terrace apartments feature full size washer/dryer, walk-in closets and 9-foot ceilings. Our lovely Lake Forest location makes our Siena Terrace apartments close to shopping centers, the I-5, 241 and Lake Forest Elementary School.
Apartment for rent
Special offer
$2,987/moFees may apply
20041 Osterman Rd, # 16-S12, Lake Forest, CA 92630
2beds
900sqft
Price may not include required fees and charges. Learn more|
Apartment
Available Sat Oct 3 2026
Cats, dogs OK
Air conditioner
In unit laundry
Garage parking
What's special
Walk-in closets
- 16 days |
- -- |
- -- |
Zillow last checked:
Listing updated:
Travel times

Let’s turn your rent into credit progress
Build credit history with every on-time payment and get credit for the payment you’re already making.
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 2
- Bathrooms: 2
- Full bathrooms: 2
Cooling
- Air Conditioner
Appliances
- Included: Dishwasher, Dryer, Microwave Oven, Refrigerator, Washer
- Laundry: In Unit
Features
- Ceiling Fan(s)
- Windows: Window Coverings
Interior area
- Total interior livable area: 900 sqft
Property
Parking
- Parking features: Garage
- Has garage: Yes
- Details: Contact manager
Features
- Stories: 2
- Patio & porch: Patio
- Exterior features: Balcony, Basketball Court, Courtyard, Free Weights, Handrails, Individual Climate Control, Large Closets, Tennis Court(s)
- Pool features: Pool
- Has spa: Yes
- Spa features: Spa
- Has view: Yes
- View description: View
Lot
- Features: Private
Details
- Additional structures: Garage(s)
Construction
Type & style
- Home type: Apartment
- Property subtype: Apartment
Condition
- Year built: 1988
Utilities & green energy
- Utilities for property: Cable Connected
Building
Details
- Building name: Siena Terrace
Management
- Pets allowed: Yes
Community & HOA
Community
- Features: Fitness Center, Pool, Tennis Court(s)
HOA
- Amenities included: Basketball Court, Cable TV, Fitness Center, Maintenance, Management, Pool, Spa, Tennis Court(s)
Location
- Region: Lake Forest
Financial & listing details
- Lease term: 12 months
Price history
| Date | Event | Price |
|---|---|---|
| 8/21/2026 | Price change | $2,987-2.3%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 8/13/2026 | Listed for rent | $3,057+12.9%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 1/22/2025 | Listing removed | $2,707$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 1/20/2025 | Price change | $2,707+0.9%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 1/18/2025 | Price change | $2,682-1.8%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 1/16/2025 | Price change | $2,732-0.4%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 1/13/2025 | Price change | $2,742-0.2%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 1/9/2025 | Price change | $2,747+0.4%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 1/8/2025 | Price change | $2,737-1.4%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 1/6/2025 | Price change | $2,777+1.3%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 1/5/2025 | Price change | $2,742+0.4%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 1/3/2025 | Price change | $2,732+0.2%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 12/30/2024 | Price change | $2,727+0.2%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 12/25/2024 | Price change | $2,722-1.6%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 12/22/2024 | Price change | $2,767-0.4%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 12/20/2024 | Price change | $2,777+0.4%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 11/22/2024 | Price change | $2,767-2.6%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 11/14/2024 | Price change | $2,842-1.2%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 10/31/2024 | Price change | $2,877+1.6%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 10/25/2024 | Price change | $2,832+1.6%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 10/18/2024 | Listed for rent | $2,787+0.7%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 10/9/2024 | Listing removed | $2,767-0.5%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 10/8/2024 | Price change | $2,782-0.4%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 10/6/2024 | Price change | $2,792+0.9%$3/sqft |
Source: Zillow Rentals Report a problem | ||
| 10/5/2024 | Listed for rent | $2,767$3/sqft |
Source: Zillow Rentals Report a problem | ||
Neighborhood: 92630
Nearby schools
GreatSchools rating
- 7/10Lake Forest Elementary SchoolGrades: K-6Distance: 1 mi
- 6/10Serrano Intermediate SchoolGrades: 7-8Distance: 2.6 mi
- 8/10El Toro High SchoolGrades: 9-12Distance: 1.9 mi
There are 24 available units in this apartment building
- Special offer! $199 Security Deposit Special. [Offer good thru Sep 15, 2026]






