Restrictions may apply.
- Pet friendly
- On-site Parking
- 1–2 bed
Siena Terrace
Your offers
3 offers$250 Cash Back
From Sunny · paid after move-in·
2% price drop
Was $2,454 · saves $50/mo
Move-in offer
Advertised by property · ends Oct 3
Your first-month savings
Restrictions may apply
Complete your preferences to get a proper evaluation.
Set PreferencesProperty location
20041 Osterman Road, Lake Forest, CA 92630Featured Units
Pricing and availability
- Naples
- 1 bed
- ·1 bath
- ·700 sqft
$2,307+ mo7Starting atUnits availableUnit T10
Avail 11/3/2026
12 months lease$2,482 moPrice dropped on 09/11- -2%
$2,432+ moUnit W3
Avail 10/20/2026
12 months lease$2,465 moPrice dropped on 09/11- -2%
$2,415+ moUnit N2
Avail 10/13/2026
12 months lease$2,454 moPrice dropped on 09/11- -2%
$2,404+ moUnit W14
Avail 10/9/2026
12 months lease$2,482 moPrice dropped on 09/11- -2%
$2,432+ moUnit T11
Avail 10/21/2026
12 months lease$2,482 moPrice dropped on 09/11- -2%
$2,432+ moUnit R2
New unitAvail 10/23/2026
12 months lease$2,432+ moUnit V3
New unitAvail 9/22/2026
12 months lease$2,307+ mo
Amenities
- In unit laundry
- Patio / balcony
- Hardwood floors
- Dishwasher
- Pet friendly
- Garage
Property details
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.
When each offer lands
At signing
Property special applied
Any move-in special the property is running comes off what you owe them, handled by the property at lease signing.
At move-in
Cash Back unlocked
Once your move-in is confirmed, your Sunny Cash Back offer becomes available in your account.
Within 90 days
Cash Back paid to you
Claim it through Venmo or a Visa Gift Card. Renters have 90 days from move-in to claim — no property approval needed.