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  • Siena Terrace

    20041 Osterman Rd, Lake Forest, CA 92630

    Apartment building
    1-2 beds
    Pet-friendly
    In-unit laundry (W/D)

    Available units

    Price may not include required fees and charges
    Price may not include required fees and charges.
    Unit
    , sortable column
    Sqft, sortable columnAvailable, sortable columnBase rent, sorted ascending
    5-E14
    1 bd, 1 ba
    700
    Jan 9
    $2,415
    2-B15
    1 bd, 1 ba
    700
    Jan 8
    $2,422
    5-E15
    1 bd, 1 ba
    700
    Jan 13
    $2,433
    19-V2
    1 bd, 1 ba
    700
    Now
    $2,482
    6-F6
    1 bd, 1 ba
    700
    Jan 10
    $2,489
    7-G6
    1 bd, 1 ba
    700
    Jan 6
    $2,489
    19-V13
    2 bd, 2 ba
    900
    Now
    $2,962
    10-K13
    2 bd, 2 ba
    900
    Jan 1
    $2,962
    5-E12
    2 bd, 2 ba
    900
    Jan 9
    $2,974
    21-X13
    2 bd, 2 ba
    900
    Dec 31
    $2,974
    15-R9
    2 bd, 2 ba
    900
    Dec 23
    $2,990
    22-Y10
    2 bd, 2 ba
    900
    Dec 20
    $3,007
    4-D9
    2 bd, 2 ba
    900
    Now
    $3,041

    What's special

    In-unit laundry
    Fresh sheets when you want them
    This building features in-unit laundry. Less than 18% of buildings in Orange County have this amenity.
    Walk-in closets
    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.
    Office hours
    DayOpen hours
    Mon:Closed
    Tue:10 am - 6 pm
    Wed:10 am - 6 pm
    Thu:10 am - 6 pm
    Fri:10 am - 6 pm
    Sat:10 am - 5 pm
    Sun:Closed

    Facts, features & policies

    Building Amenities

    Community Rooms
    • Fitness Center
    Fitness & sports
    • Basketball Court
    • Tennis Court
    • Volleyball Court
    Other
    • Laundry: In Unit
    • Swimming Pool: Pool
    Outdoor common areas
    • Patio
    Security
    • Night Patrol
    Services & facilities
    • On-Site Maintenance: On Site Maintenance
    • On-Site Management: On Site Management
    View description
    • View

    Unit Features

    Appliances
    • Dishwasher
    • Dryer
    • Microwave Oven: Microwave
    • Refrigerator
    • Washer
    Cooling
    • Air Conditioning
    • Ceiling Fan
    Internet/Satellite
    • Cable TV Ready: Cable
    • High-speed Internet Ready: High Speed Internet
    Other
    • Balcony
    • Courtyard
    • Handrails
    • Individual Climate Control
    • Large Closets
    • Patio Balcony: Balcony
    • Private Balcony
    • Window Coverings

    Policies

    Parking
    • Garage
    Lease terms
    • Flexible terms
    Pet essentials
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    • DogsAllowed
      Number allowed3
      Monthly dog rent$65
      Dog deposit$500
    • CatsAllowed
      Number allowed3
      Monthly cat rent$50
      Cat deposit$500
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    Special Features

    • Free Weights
    • Spa

    Neighborhood: 92630

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    • Suburban Calm
      Serene suburban setting with space, comfort, and community charm.
      Outdoor Activities
      Ample parks and spaces for hiking, biking, and active recreation.
      Hiking Trails
      Nearby trails offer adventure, exercise, and scenic escapes into nature.
      Commuter Friendly
      Streamlined routes and connections make daily commuting simple.
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    Centered in Lake Forest, 92630 blends suburban calm with easy access to outdoor spaces and everyday conveniences. Expect sunny, Mediterranean weather, rolling foothills, and oak-lined creeks along the Aliso Creek Trail, plus family- and pet-friendly parks, weekend youth sports at Lake Forest Sports Park, and seasonal events like Heritage Hill Historical Park’s Candlelight Walk and summer concerts at Pittsford Park. Daily life is practical and neighborly: groceries at Ralphs and Sprouts, coffee at Patch Coffee and Starbucks, casual dining at Brü Grill & Market and Inka Mama’s, workouts at LA Fitness and 24 Hour Fitness, and shopping at The Orchard at Lake Forest along the El Toro Road corridor. Commuters appreciate quick links to I-5 and the 241 Toll Road, with Irvine Spectrum and coastal towns a short drive. According to Zillow’s recent market trends, the median asking rent here has been roughly $3,100–$3,300 in recent months, with most listings spanning from the mid-$2,000s for apartments to the mid-$4,000s for larger homes.

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    Areas of interest

    Use our interactive map to explore the neighborhood and see how it matches your interests.

    Travel times

    Walk, Transit & Bike Scores

     / 100
    Car-Dependent
     / 100
    Somewhat Bikeable

    Nearby schools in Lake Forest

    GreatSchools rating

    Frequently asked questions

    What is the walk score of Siena Terrace?

    Siena Terrace has a walk score of 40, it's car-dependent.

    What schools are assigned to Siena Terrace?

    The schools assigned to Siena Terrace include Lake Forest Elementary School, Serrano Intermediate School, and El Toro High School.

    Does Siena Terrace have in-unit laundry?

    Yes, Siena Terrace has in-unit laundry for some or all of the units.

    What neighborhood is Siena Terrace in?

    Siena Terrace is in the 92630 neighborhood in Lake Forest, CA.

    What are Siena Terrace's policies on pets?

    A maximum of 3 dogs are allowed per unit. To have a dog at Siena Terrace there is a required deposit of $500. This building has monthly fee of $65 for dogs. A maximum of 3 cats are allowed per unit. To have a cat at Siena Terrace there is a required deposit of $500. This building has monthly fee of $50 for cats.

    Your dream apartment is waitingThree new units were recently added to this listing.