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Based on 115 guest reviews
| Check In: | 3pm |
| Check Out: | 12PM |
| Year of Last Renovation: | 2025 |
| Floors: | 6 |
| Rooms: | 161 |
| Corridors: | All Rooms Have Interior Hallways |
| Non Smoking Rooms: | 161 |
| Handicap Rooms: | 8 |
| Rooms with 1 Bed: | 88 |
| Rooms with 2 Beds: | 60 |
| Suites: | 12 |
| Room Windows: | Windows Don't Open |
| Cleaning Frequency: | Daily |
| Meeting Rooms: | 7 View Spaces |
| Meeting Space: | 8791 sq. feet |
| Banquet Space: | Holds 250 people |
| Dist. to Food/Bars: | On-site |
| Dist. to 24hr Restaurant: | 1.0 Mi |
| Dist. to Nearest Gym: | On-site |
| Lounge/Bar Hours: | 4pm-12am |
| FEMA Approved: | Yes |
| Pool Info: We offer our unique indoor/outdoor pool from 7am - 10pm plus indoor hot tub. |
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| Ownership: | BHGAH CPLO LLC |
| Cancellation: 48 Hour |
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| Nightly Parking: | 10 |
| Typical Group Deposit: | 0 |
| Total Taxes: | 14.07% |
| Total Misc Fees: | $0.00 USD (mandatory resort fees/taxes) |
| Occupancy Tax: | 14.07% |
| Parking Fee: | 10.00 Per Night (Self Parking) |
| Gym Fee: | 0.00 Per Day |
| Rooms Wireless Internet Fee: | 0.00 Per Day |
| Rooms Wired Internet Fee: | 0.00 Per Day (Not Available) |
| Meeting Wireless Internet Fee: | 0.00 Per Day |
| Meeting Wired Internet Fee: | 0.00 Per Day (Dedicated line) |
| Food and Beverage Service Charge: | 22.00% |
| Banquet Bartender Fees: | 125.00 Per Function |
| Chef Attendant Fees: | 0.00 Per Hour |
| Avg. Plated Breakfast Cost: | 25.00 Per Person |
| Avg. Buffet Breakfast Cost: | 25.00 Per Person |
| Avg. Plated Lunch Cost: | 25.00 Per Person |
| Avg. Buffet Lunch Cost: | 25.00 Per Person |
| Avg. Boxed Lunch Cost: | 25.00 Per Person |
| Avg. Plated Dinner Cost: | 40.00 Per Person |
| Avg. Buffet Dinner Cost: | 70.00 Per Person |
| Morning Break Cost: | 6.00 Per Person |
| Afternoon Break Cost: | 10.00 Per Person |
| Banquet Gallon of Coffee: | 40.00 Per Item |
| Banquet Soda: | 6.00 Per Item |
| Banquet Bottled Water: | 35.00 Per Item |
| Banquet Reception w Hors d'oeuvres: | 40.00 Per Person |
Portland International Airport 14 miles. Shuttle service available through several vendors
Local Shuttle Info: Available upon request within a 5 mile radius of hotel.
Enjoy our European style breakfast spread including fresh baked croissants, hand shaved prosciutto, fresh fruit, juice, Lattes and cook to order items including egg cazuela.
Service animals complying with ADA Title lll regulations are allowed.
Yes! Pets are allowed.$10 per night
Complimentary WiFi in meeting rooms and sleeping rooms
Daily room cleaning.
The AC Hotels highlights above are subject to change without notice.
This chart illustrates seasonality of sleeping room prices for both group/meeting rates and the best online individual traveler rates we could find at the time the group offer was placed. The most competitive group rate shown is 26.6% in November 2025 and the highest average individual rate is $197 in the month of July 2026. This chart will show past seasonality and also project future months. If you are flexible with dates, you may want to consider staying at AC Hotel by Marriott Portland Lake Oswego in a month when rates are lower.
Below are the meeting, banquet, conference and event spaces at AC Hotel by Marriott Portland Lake Oswego.
Feel free to use the AC Hotel by Marriott Portland Lake Oswego meeting space capacities chart below to help in your event planning. Hotel Planner specializes in Lake Oswego event planning for sleeping rooms and meeting space for corporate events, weddings, parties, conventions, negotiated rates and trade shows.
| Meeting Room Name | L x W x H (Feet) |
Size (sqft.) |
Banquet 5'/6'  |
Crescent |
Classroom |
Hollow Square  |
U-Shape |
Boardroom |
Convention 8'/10'  |
Theater |
Reception |
Regist. Desk  |
| Lake Oswego Ballroom | 78 x 40 x 10 | 3120 | --/200 | 160 | 120 | -- | 70 | -- | 16/13 | 250 | 300 | 8 |
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Lake Oswego Ballroom
The Lake Oswego Ballroom will accommodate events up to 300ppl. A Variety of table set ups from practical to formal. Full catering available on site.
Room Type:
Ballroom
Total Size:
3120 Sq. Mi
Dimensions:
78 x 40 x 10 Ft.
Floor Level:
Ground Level
Power Outlets:
25+
Columns:
0
Windows:
0
Natural Light?:
No
Obstructions?
No
Built In Screens?
No
Built In Stage?
No
Built In A/V?
No
Amenities Available
Half Day Rental:
$1000.00 USD
Full Day Rental:
$2000.00 USD
Evening Rental:
$1000.00 USD
No food & beverage minimum. Room rental fee. Full catering & bar service available.
   
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| Westlake Conference | 40 x 26 x 10 | 1040 | --/60 | 43 | 36 | 36 | 30 | 25 | --/-- | 100 | 100 | -- |
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Westlake Conference
This Plaza room is the largest of the three Plaza rooms that encompass our Plaza Ballroom.
Room Type:
General Meeting Room
Total Size:
1040 Sq. Mi
Dimensions:
40 x 26 x 10 Ft.
Floor Level:
Ground Level
Power Outlets:
8
Columns:
0
Windows:
0
Natural Light?:
No
Obstructions?
No
Built In Screens?
No
Built In Stage?
No
Built In A/V?
No
Amenities Available
No food & beverage minimum. Room rental fee. Full catering & bar service available.
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| Plaza 2 | 33 x 24 x 10 | 792 | --/40 | 28 | 20 | 30 | 24 | 20 | --/-- | 60 | 60 | -- |
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Plaza 2
This Plaza room is the smallest stand alone meeting room that encompasses our Plaza Ballroom. Any of our Plaza rooms can be combined together to make a larger meeting space.
Room Type:
General Meeting Room
Total Size:
792 Sq. Mi
Dimensions:
33 x 24 x 10 Ft.
Floor Level:
Ground Level
Power Outlets:
5
Columns:
0
Windows:
0
Natural Light?:
No
Obstructions?
No
Built In Screens?
No
Built In Stage?
No
Built In A/V?
No
Amenities Available
No food & beverage minimum. Room rental fee. Full catering & bar service available.
  
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| Plaza 3 | 33 x 28 x 10 | 924 | --/50 | 35 | 32 | 33 | 27 | 24 | --/-- | 80 | 80 | -- |
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Plaza 3
This Plaza room is the second largest stand along meeting room that encompasses our Ballroom. All of our Plaza rooms can be opened up to another Plaza room to make a larger space.
Room Type:
General Meeting Room
Total Size:
924 Sq. Mi
Dimensions:
33 x 28 x 10 Ft.
Floor Level:
Ground Level
Power Outlets:
12
Columns:
0
Windows:
0
Natural Light?:
No
Obstructions?
No
Built In Screens?
No
Built In Stage?
No
Built In A/V?
No
Amenities Available
No food & beverage minimum. Room rental fee. Full catering & bar service available.
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| Lakeridge Coference Room | 20 x 30 x 8 | 500 | --/30 | 21 | 16 | 24 | 21 | 20 | --/-- | 40 | 40 | -- |
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Lakeridge Coference Room
Room Type:
General Meeting Room
Total Size:
500 Sq. Mi
Dimensions:
20 x 30 x 8 Ft.
Floor Level:
6
Power Outlets:
20
Columns:
0
Windows:
5
Natural Light?:
Yes
Obstructions?
No
Built In Screens?
Yes
Built In Stage?
No
Built In A/V?
Yes
Amenities Available
Full Day Rental:
$500.00 USD
No food & beverage minimum. Room rental fee. Full catering & bar service available.
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| Willamette Room | 30 x 50 x 9 | 1200 | --/70 | 40 | 28 | 25 | 25 | 20 | 8/-- | 80 | 80 | -- |
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Willamette Room
This is our newest banquet space since completing a multi-million dollar renovation in October 2016. This room is a wonderful addition offering the perfect location for a social event, breakout room or smaller meeting.
Room Type:
General Meeting Room
Total Size:
1200 Sq. Mi
Dimensions:
30 x 50 x 9 Ft.
Floor Level:
Ground Level
Power Outlets:
20
Columns:
1
Windows:
0
Natural Light?:
No
Obstructions?
No
Built In Screens?
No
Built In Stage?
No
Built In A/V?
No
Amenities Available
Full Day Rental:
$1000.00 USD
No food & beverage minimum. Room rental fee. Full catering & bar service available.
  
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| Executive Meeting Room | 19 x 35 x 9 | 665 | --/30 | 21 | 16 | 24 | 21 | 20 | --/-- | 40 | 30 | -- |
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Executive Meeting Room
Room Type:
General Meeting Room
Total Size:
665 Sq. Mi
Dimensions:
19 x 35 x 9 Ft.
Floor Level:
Natural Light?:
No
Obstructions?
No
Built In Screens?
No
Built In Stage?
No
Built In A/V?
No
Amenities Available
Full Day Rental:
$400.00 USD
No food & beverage minimum. Room rental fee. Full catering & bar service available.
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Check in time is 3pm based on the hotel's local time. Early check in may be available if requested at the front desk on the day of check-in.
Check out time is 12PM based on the hotel's local time. Late check out may be available if requested at the front desk during your stay.
There are 161 rooms in the property.
Yes, they have 7 meeting rooms that can support various table layouts.
Enjoy our European style breakfast spread including fresh baked croissants, hand shaved prosciutto, fresh fruit, juice, Lattes and cook to order items including egg cazuela.
$10 per night
Complimentary WiFi in meeting rooms and sleeping rooms
Yes, they have stay dates that support AAA hotel discounts. Example room type: AAA CAA Program 1 King Bed Standard King Bed 1 King Bathrooms 1 Mini F
Sorry, this hotel does not offer senior hotel discounts at this time.
Yes, there is a gym/fitness area available on-site at the property.
Yes, there is a pool on-site at the property. We offer our unique indoor/outdoor pool from 7am - 10pm plus indoor hot tub..
