Hilton San Diego Mission Valley, at 901 Camino del Rio South, has 20,624 sq ft of event space, led by the 4,982 sq ft Cortez Ballroom and the 5,456 sq ft Kensington Terrace. Above the Line provides audio, video, lighting and LED for conferences, galas and weddings.
The hotel offers three ballrooms, meeting rooms named for San Diego neighborhoods and an outdoor terrace. We size sound, video and lighting to each room from the hotel's own chart.
Room names, sizes and capacities come from the hotel's Events page at hilton.com. Photos are the hotel's own. Production notes describe a typical Above the Line setup for each space.
The hotel's main ballroom, for receptions of up to 750 and theater seating for 650.
Reception 750 · Theater 650 · Banquet 500 · Schoolroom 400
For a 650-seat general session in the Cortez Ballroom, we build a stage with twin screens and a camera riser at the back for streaming.
Splits of the ballroom, with Cortez 1 and 2 together holding up to 400 theater style.
Cortez 1 & 2: Theater 400 · Reception 475 · Cortez 3: Theater 200
When the Cortez Ballroom splits, we run a separate sound system in each section and check bleed through the airwall.
A second ballroom, for theater seating or receptions of up to 400.
Theater 400 · Reception 400 · Banquet 300 · Schoolroom 200
For a 300-guest dinner in the Kensington Ballroom, we set a podium, a screen on each side and wash lighting for the stage.
A smaller ballroom, for receptions of up to 270 and theater seating for 150.
Reception 270 · Theater 150 · Banquet 150 · Schoolroom 100
For a breakout in the Hillcrest Ballroom, we set a center screen and a lectern mic, with a second display if the room is split.
A meeting room for theater seating of up to 130 and banquets of up to 90.
Theater 130 · Reception 118 · Banquet 90 · Schoolroom 65
For a 130-seat session in North Park, we set a projector and screen with a wireless handheld for audience questions.
Meeting rooms for up to 75 or 50 theater style.
South Park: Theater 75 · Reception 100 · Normal Heights or University Heights: Theater 50
For a set of breakouts in these rooms, we provide matching display and audio packages so sessions run the same way in each.
A meeting room for conference groups of up to 15.
Conference 15
For a working session in Golden Hill, we set a display at the head of the table and a speakerphone for remote callers.
Boardrooms for meetings of up to 10 and 6.
Gaslamp: Conference 10 · Balboa: Conference 6
For a hybrid call in the Gaslamp or Balboa Boardroom, we supply a conference camera, a table mic and the wall display.
The largest event space by area, for receptions or banquets of up to 400.
Reception 400 · Banquet 400 · Theater 366
For an evening reception on the Kensington Terrace, we bring weather-ready speakers, uplighting and a small stage for toasts.
All figures come from the capacity chart on the hotel's Events page. The chart does not list room dimensions or ceiling heights.
| Room | Sq ft | Theater | Schoolroom | Conference | Hollow square | U-shape | Reception | Banquet |
|---|---|---|---|---|---|---|---|---|
| Cortez Ballroom | ||||||||
| Cortez Ballroom | 4,982 | 650 | 400 | 750 | 500 | |||
| Cortez 1 & 2 | 3,243 | 400 | 185 | 70 | 70 | 70 | 475 | 240 |
| Cortez 2 & 3 | 2,867 | 350 | 160 | 70 | 70 | 70 | 415 | 200 |
| Cortez 1 | 2,068 | 250 | 125 | 50 | 50 | 50 | 300 | 160 |
| Cortez 1A | 1,032 | 75 | 50 | 35 | 30 | 35 | 130 | 60 |
| Cortez 1B | 1,032 | 75 | 50 | 35 | 30 | 35 | 130 | 60 |
| Cortez 2 | 1,296 | 150 | 60 | 35 | 35 | 40 | 175 | 80 |
| Cortez 3 | 1,728 | 200 | 100 | 35 | 45 | 50 | 240 | 150 |
| Kensington Ballroom | ||||||||
| Kensington Ballroom | 3,840 | 400 | 200 | 70 | 85 | 75 | 400 | 300 |
| Kensington 1 | 2,208 | 250 | 120 | 40 | 50 | 50 | 250 | 160 |
| Kensington 2 | 1,536 | 125 | 60 | 30 | 40 | 40 | 150 | 100 |
| Hillcrest Ballroom | ||||||||
| Hillcrest Ballroom | 1,908 | 150 | 100 | 60 | 70 | 270 | 150 | |
| Hillcrest 1 | 1,044 | 75 | 50 | 30 | 30 | 35 | 130 | 60 |
| Hillcrest 2 | 864 | 75 | 50 | 30 | 30 | 35 | 130 | 60 |
| Meeting rooms | ||||||||
| South Park | 1,102 | 75 | 35 | 30 | 35 | 30 | 100 | 60 |
| North Park | 1,020 | 130 | 65 | 35 | 30 | 118 | 90 | |
| Normal Heights | 702 | 50 | 20 | 20 | 40 | 40 | ||
| University Heights | 702 | 50 | 20 | 20 | 40 | 40 | ||
| Golden Hill | 352 | 15 | ||||||
| Boardrooms | ||||||||
| Gaslamp Boardroom | 325 | 10 | ||||||
| Balboa Boardroom | 121 | 6 | ||||||
| Little Italy | 104 | |||||||
| Outdoor | ||||||||
| Kensington Terrace | 5,456 | 366 | 400 | 400 | ||||
Sources: Events at hilton.com; Encore locations. Retrieved October 25, 2026. A blank cell means the figure is not published.
The hotel's chart lists a conference capacity of 1 for Little Italy; we leave that cell blank.
Not an official Hilton website. Confirm every capacity with the hotel before contracting.
Photos: the Hillcrest Ballroom and Kensington Terrace photos are the venue's own, from its Cvent venue listing.
Floor plans: from documents the hotel posted on its Cvent venue listing, cropped to the plan. Retrieved October 25, 2026.
Plans posted by the hotel on its Cvent venue listing. Confirm current layouts with the hotel before planning.
Wireless and podium mics with a PA tuned for the Kensington Terrace.
Projection and bright LED displays sized to each room and its daylight.
Warm lighting and uplighting for dinners, receptions and award nights.
LED walls for general sessions, launches and award moments.
Cameras, switching and streaming for hybrid meetings and boardrooms.
We draw layouts from Hilton Mission Valley's own room specs and a site walk.
Weather-rated audio and lighting for terraces and outdoor spaces.
Itemized budgets for Hilton Mission Valley, with every line explained.
Our technicians work alongside the hotel's event team from load-in to strike.
Gear ships from our own Southern California warehouses.
We maintain our inventory from VUE, Shure, Barco, Avid, Yamaha and Sony.
We work across San Diego every week, from Mission Valley and Downtown to La Jolla and Del Mar.
We build walk-in loops, sponsor slides and award graphics sized to your screens.
Our itemized budgets match what is actually in the room.
We keep you updated clearly and consistently from proposal to strike.
Our proposals are drawn from the hotel's own room specs.
In 16 years and 2,113 events, including 85 concerts, our team has handled everything from early design to show day.
Learn More →We support conferences, galas and weddings, from the Cortez Ballroom to the Kensington Terrace.
Learn More →In-house AV: Encore. Outside AV vendors like Above the Line can work alongside or instead, subject to hotel policy.
Above the Line, your AV partner at Hilton San Diego Mission Valley. Succeed Today →
Send your RFP or event plan for Hilton Mission Valley, and we'll return an itemized quote.
