Dossier Hotel is a hotel destination wedding venue in Portland, United States, hosting 0 to 90 guests. Best months: June, July, August, September.

ListedPortland, United StatesHotel

DossierHotel

Dossier Hotel sits in urban Portland and offers an elegant, fully indoor setting for weddings, with a ballroom, banquet hall and conference facilities under one roof.

01 · In a sentence

Dossier Hotel in Portland, open JuneSeptember.

Dossier Hotel sits in urban Portland and offers an elegant, fully indoor setting for weddings, with a ballroom, banquet hall and conference facilities under one roof.

The venue seats 90 guests for a ceremony and 90 for a seated dinner, or holds up to 100 standing for a reception, with in-house catering handled by the hotel team.

Accommodation spans standard, premium, studio suite and executive suite categories, including king rooms, double-bed rooms, accessible rooms with roll-in showers and a Premium King Penthouse.

The hotel is around 25 minutes from Portland International Airport (PDX), and we estimate catering at roughly 95 to 185 USD per head.

02 · On record

What Dossier Hotel has put in writing.

Read from the venue's own pages, quoted where we can. Anything marked estimate is ours, from regional rates, and is not a quote. They say they host weddings here.

Capacity
Seated dinner
90 guestssource

| Alder Ballroom | 24' X 53' | 1,252 | 90 | 100 | 50 | 90 | 30 | 30 |

dossierhotel.com

Standing reception
100 guestssource

| Alder Ballroom | 24' X 53' | 1,252 | 90 | 100 | 50 | 90 | 30 | 30 |

dossierhotel.com

Ceremony, seated
90 guestssource

| Alder Ballroom | 24' X 53' | 1,252 | 90 | 100 | 50 | 90 | 30 | 30 |

dossierhotel.com

Staying over
Room types
21 listedsource

Standard Room, 2 Double Beds (Roll-In Shower)

api.liteapi.travel

Food and drink
Kitchen on site
Yessource

Our exceptional catering services feature locally sourced ingredients and creative culinary offerings.

dossierhotel.com

Money
Price
US$95 to US$185 per headestimate
Getting there
Nearest airport
PDX, 25 min by carsource
The spaces
Event spaces
Conference space, conference centre, ballroom and banquet hallsource

Conference space

api.liteapi.travel

Indoors or out
Indoorsource

Dossier’s Portland event and meeting spaces for rent feature original artwork, custom chandeliers and arched floor-to-ceiling windows that allow natural light to flood into the rooms with views from our downtown Portland location.

dossierhotel.com

Setting
Urban, restored, elegantsource

In the heart of downtown Portland, at the intersection of SW Alder Street and SW Park Avenue, Dossier puts you near the best of Portland.

dossierhotel.com

03 · What sets it apart

4 our own notes.

Note 01

Ceremony and seated dining for 90 guests, or 100 standing

Note 02

Ballroom, banquet hall and conference spaces, all indoor

Note 03

In-house catering provided by the hotel

Note 04

Room types from standard doubles to Studio Suites and an Executive Suite Premium King Penthouse

04 · The season

Best held in June, July, August.

The months the weather, and the local rhythm, is kindest to a stay at Dossier Hotel.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Peak · booked earlyOpen · typically availableShoulder · quieterClosed to weddings
05 · Hold a date

Check availability.

Select a date
September 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Booked / pastSelected
Pick a date

Choose a day from the calendar.

We hold dates in pencil. A first note comes back within two business days.

06 · Practical

Things worth knowing.

Weather window

June – September

4 viable months. Shoulder dates soften the light and the rates.

Figures are estimates, modeled from regional rates and public sources, not a quote from the venue. Once the venue claims this page, their own rates take precedence.

08 · Questions

Asked along the way.

How many guests can Dossier Hotel host?+

The venue seats 90 for a ceremony and 90 for a seated dinner, with capacity for up to 100 standing.

Is catering provided by the venue?+

Yes, in-house catering is available. We estimate pricing at around 95 to 185 USD per head.

Are ceremonies held indoors?+

Yes. Dossier Hotel is an indoor venue, with event spaces including a ballroom, banquet hall and conference space.

What accommodation is available for guests?+

Options include Standard Rooms with one king or two double beds (up to four guests), Premium Rooms including corner rooms, Studio Suites with a king bed and sofa bed, and Executive Suites including a Premium King Penthouse. Accessible rooms with roll-in showers are also offered.

Which airport should our guests fly into?+

Portland International Airport (PDX) is the nearest airport, an estimated 25 minutes from the hotel.

Last updated
Begin at Dossier Hotel

Hold dates at Dossier Hotel.

A note to us with a rough season and guest count. We hold dates in pencil for three weeks before confirmation. A reply comes within two business days, from a person by name.