Hilton Baltimore Inner Harbor — Event Spaces, Floor Plans & Capacities

401 W Pratt St, Baltimore, MD 21201

With 81 event spaces across 52,397 sq ft4,868 m² of function space, Hilton Baltimore Inner Harbor is a flexible choice for meetings and celebrations in Baltimore. The largest room, Key Ballroom, hosts up to 3,072 guests. Full capacity details for each room are below.

Between them, the 81 rooms accommodate theater-style sessions for up to 3,072 and seated banquets for 2,566. 8 smaller rooms suit breakouts and board meetings. Per-room dimensions and every published setup figure are listed below.

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Floor plans

Detailed floor plans for Hilton Baltimore Inner Harbor are published on the venue’s official site.

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Room capacities & dimensions

Room capacities and dimensions for Hilton Baltimore Inner Harbor
SpaceCeiling
Francis Scott Key Grand BallroomPlan this room →—21 ft6.4 m2,5663,0161,680——
Billie Holiday Junior BallroomPlan this room →—26 ft7.9 m1,5731,722930——
DouglassPlan this room →780 sq ft72 m²12 ft3.7 m7560213027
HopkinsPlan this room →520 sq ft48 m²12 ft3.7 m4930181815
ArmisteadPlan this room →672 sq ft62 m²14 ft4.3 m7040182421
Peale CPlan this room →—14 ft4.3 m7556302424
Poe BPlan this room →630 sq ft59 m²14 ft4.3 m5930181815
Johnson BPlan this room →1,056 sq ft98 m²14 ft4.3 m10388724233
Holiday Foyer SouthPlan this room →—12 ft3.7 m479————
Holiday Foyer NorthPlan this room →—12 ft3.7 m311————
MenckenPlan this room →324 sq ft30 m²14 ft4.3 m2130182421
Carroll APlan this room →700 sq ft65 m²12 ft3.7 m6848182418
PickersgillPlan this room →888 sq ft82 m²13 ft4 m7946181812
TilghmanPlan this room →546 sq ft51 m²12 ft3.7 m4930181815
StonePlan this room →—12 ft3.7 m42251218—
Key South FoyerPlan this room →—14 ft4.3 m600————
Lobby BPlan this room →—17 ft5.2 m183————
Key West FoyerPlan this room →—14 ft4.3 m100————
Key East FoyerPlan this room →—14 ft4.3 m300————
Calloway BPlan this room →462 sq ft43 m²14 ft4.3 m4227121212
Johnson APlan this room →1,023 sq ft95 m²14 ft4.3 m9988724233
BlakePlan this room →630 sq ft59 m²14 ft4.3 m7049182421
MarshallPlan this room →—9 ft2.7 m85——16—
PacaPlan this room →—12 ft3.7 m1501127224—
Peale BPlan this room →—14 ft4.3 m9070452427
Lobby APlan this room →—17 ft5.2 m117————
ChasePlan this room →—12 ft3.7 m40251218—
Peale APlan this room →918 sq ft85 m²14 ft4.3 m9284452427
Carroll BPlan this room →725 sq ft67 m²12 ft3.7 m7148182418
BrentPlan this room →819 sq ft76 m²12 ft3.7 m7654213027
Calloway APlan this room →567 sq ft53 m²14 ft4.3 m5230181815
LatrobePlan this room →—14 ft4.3 m10570451827
Poe APlan this room →—14 ft4.3 m4624121812
RuthPlan this room →—14 ft4.3 m135108603027
Tubman APlan this room →—12 ft3.7 m6848181818
Diamond TavernPlan this room →—12 ft3.7 m494————
Tubman BPlan this room →725 sq ft67 m²12 ft3.7 m7048182418
Key BallroomPlan this room →—21 ft6.4 m1,3303,0722,001——
East FoyerPlan this room →——300————
Holiday 6Plan this room →—26 ft7.9 m224494320——
Key 7-8 & CorridorPlan this room →—21 ft6.4 m420952627——
Key 1Plan this room →1,700 sq ft158 m²21 ft6.4 m771601325445
Holiday 1-3 & CorridorPlan this room →—26 ft7.9 m294650540——
Key 2Plan this room →1,530 sq ft142 m²21 ft6.4 m771601325445
Key 6Plan this room →2,700 sq ft251 m²21 ft6.4 m1403122107866
Key 7-12Plan this room →—21 ft6.4 m6021,382897——
West FoyerPlan this room →—13.5 ft4.1 m100————
Holiday 1Plan this room →1,664 sq ft155 m²26 ft7.9 m841761265451
Holiday 4-5 & CorridorPlan this room →—26 ft7.9 m277702414——
Holiday Foyer WestPlan this room →—12 ft3.7 m479————
Eutaw StreetPlan this room →——1,500————
Key 1 & 2Plan this room →—20.9 ft6.4 m154320264——
Key 1-4 + West FoyerPlan this room →——160550300120140
Key 3Plan this room →1,479 sq ft137 m²21 ft6.4 m771601325445
Key 12Plan this room →1,617 sq ft150 m²21 ft6.4 m771601325445
Key 4Plan this room →1,650 sq ft153 m²21 ft6.4 m771601325445
Key 8Plan this room →2,700 sq ft251 m²21 ft6.4 m1403122107866
Key 1-6 & CorridorPlan this room →—21 ft6.4 m7351,6891,098——
Key 5-6Plan this room →—21 ft6.4 m287645426——
Key Ballroom FoyerPlan this room →——1,000————
Holiday 2Plan this room →1,508 sq ft140 m²26 ft7.9 m841761265451
Holiday 3Plan this room →1,508 sq ft140 m²26 ft7.9 m841761265451
Key 7-8Plan this room →—21 ft6.4 m287645426——
Key 9|Plan this room →1,666 sq ft155 m²21 ft6.4 m771601325445
Key 5Plan this room →2,655 sq ft247 m²21 ft6.4 m1403122107866
Holiday 4Plan this room →1,980 sq ft184 m²26 ft7.9 m1122351713028
Holiday 5Plan this room →1,892 sq ft176 m²26 ft7.9 m1122351713028
Holiday 1-5Plan this room →—26 ft7.9 m5601,330954——
Holiday 4-5Plan this room →3,828 sq ft356 m²26 ft7.9 m2244703426056
Key 11Plan this room →1,500 sq ft139 m²21 ft6.4 m771601325445
Key 10Plan this room →1,500 sq ft139 m²21 ft6.4 m771601325445
Holiday 4-6Plan this room →—26 ft7.9 m4801,140673——
Holiday 4-6 & CorridorPlan this room →—26 ft7.9 m5391,281757——
Key 5-6 & CorridorPlan this room →—21 ft6.4 m420952627——
Key 5-8Plan this room →—21 ft6.4 m7701,6281,053——
Key 1-6Plan this room →—21 ft6.4 m6021,382900——
Key 7-12 & CorridorPlan this room →—21 ft6.4 m7351,6891,098——
Key 7Plan this room →2,655 sq ft247 m²21 ft6.4 m1402601264845
Holiday 1-3Plan this room →4,680 sq ft435 m²26 ft7.9 m252528378162153
Sky BoxPlan this room →—12 ft3.7 m5040302015
Additional spaces (dimensions only) (1)
Additional spaces with published dimensions only at Hilton Baltimore Inner Harbor
SpaceSq ft / m²Ceiling
CamdenPlan this room →159 × 78 ft48.5 × 23.8 m12 ft3.7 m

Figures from published venue data; blank cells mean the venue hasn’t published that number. Verify final counts with the venue.

Frequently asked questions

How many event spaces does Hilton Baltimore Inner Harbor have?
Hilton Baltimore Inner Harbor has 81 event spaces totaling 52,397 sq ft.
What is the largest event space at Hilton Baltimore Inner Harbor?
The largest event space at Hilton Baltimore Inner Harbor is Key Ballroom, which holds up to 3,072 guests.
What is the banquet capacity of Key Ballroom at Hilton Baltimore Inner Harbor?
Key Ballroom seats up to 1,330 guests in a banquet layout.
How many people fit in Key Ballroom theater-style?
Key Ballroom holds up to 3,072 guests in a theater setup.
What are the dimensions of Key Ballroom?
Key Ballroom measures 212 × 126 ft with 21 ft ceilings.

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