Conference Hotels in Washington, D.C.

Hosting a Conference or Event in Washington, D.C.

Conference hotels in Washington, D.C. that you can search and book on Engine range from properties with ballrooms seating hundreds to venues like the Washington Marriott Wardman Park, whose largest event space (Exhibit Hall A) runs about 36,000 square feet and accommodates up to 3,800 people. Event planners and travel managers use this page to compare meeting capacity and guest-room availability, while attendees book their own stays for conferences across the capital. Engine connects you to these hotels whether you're coordinating a large corporate event or traveling to attend one.

Washington, D.C. hosts conferences and events year-round, from association gatherings and policy summits to corporate meetings and trade shows, and the hotels on this list serve organizations of every size and industry. Each property offers extensive meeting and event space alongside guest rooms to accommodate attendees. You can search and book guest rooms at these hotels on Engine; for a stay of 9 or more rooms, Engine Groups handles the room-block booking, and for 8 or fewer you book self-serve. To find and request meeting and event space, you can use Engine Spaces, Engine's venue product that connects planners to over 40,000 venues.

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Compare conference hotels in Washington, D.C.

Same order as the list above: ranked by a hotel's total event space across all its meeting rooms. The largest single room is shown here, so that column can run out of order. Space figures come from each hotel's meeting-space records. A dash means the hotel's data doesn't list that detail, not that it's unavailable.

#	Hotel	City	Largest event space	Max occupancy	Event spaces	Guest rooms	Guest rating
1	Washington Marriott Wardman Park	Washington D.C.	36,000 sq ft	3,800	69	–	–
2	The Westin DC Downtown	Washington D.C.	19,032 sq ft	2,500	63	807	4.4 (1,003)
3	Marriott Marquis Washington, DC	Washington D.C.	30,600 sq ft	3,500	82	1,175	4.5 (1,000)
4	Grand Hyatt Washington	Washington D.C.	17,172 sq ft	2,050	47	897	4.3 (1,642)
5	Capital Hilton	Washington D.C.	14,652 sq ft	1,350	30	550	4.2 (1,828)
6	Hyatt Regency Washington on Capitol Hill	Washington D.C.	11,388 sq ft	1,700	41	838	4.3 (1,471)
7	The Ritz-Carlton, Tysons Corner	McLean	14,003 sq ft	1,350	25	398	4.7 (1,001)
8	Waldorf Astoria Washington DC	Washington D.C.	13,200 sq ft	1,300	26	263	4.9 (1,002)
9	JW Marriott Washington DC	Washington D.C.	13,030 sq ft	1,200	26	777	4.3 (1,030)
10	The Mayflower Hotel, Autograph Collection	Washington D.C.	7,656 sq ft	800	26	581	4.4 (1,001)
11	The Watergate Hotel	Washington D.C.	6,819 sq ft	600	17	336	4.4 (1,186)
12	Willard InterContinental Washington by IHG	Washington D.C.	4,736 sq ft	600	22	335	4.8 (1,000)
13	Conrad Washington, DC	Washington D.C.	16,200 sq ft	1,250	11	360	4.8 (877)
14	The Ritz-Carlton, Washington, D.C.	Washington D.C.	10,578 sq ft	1,100	15	300	4.7 (869)
15	The LINE Hotel DC	Washington D.C.	5,000 sq ft	400	14	220	4.3 (1,004)
16	Fairmont Washington, D.C., Georgetown	Washington D.C.	5,460 sq ft	700	20	413	4.8 (1,005)
17	Embassy Suites by Hilton Washington D.C. – Convention Center	Washington D.C.	5,568 sq ft	700	12	384	4.4 (3,231)
18	The Westin Washington, D.C. City Center	Washington D.C.	6,500 sq ft	500	20	410	4.3 (1,001)
19	Washington Marriott Georgetown	Washington D.C.	4,840 sq ft	450	25	470	4.3 (999)
20	Hamilton Hotel Washington DC	Washington D.C.	8,217 sq ft	1,003	12	318	4.1 (4,138)
21	Washington Marriott at Metro Center	Washington D.C.	6,421 sq ft	550	17	459	4.5 (1,002)
22	The Darcy Hotel	Washington D.C.	1,875 sq ft	208	21	226	4.6 (1,721)
23	Hilton Washington DC Capitol Hill	Washington D.C.	3,828 sq ft	750	20	265	4.6 (1,061)
24	Le Meridien Washington, D.C., The Madison	Washington D.C.	4,506 sq ft	500	10	356	4.2 (1,353)
25	The St. Regis Washington, D.C.	Washington D.C.	2,508 sq ft	300	14	172	4.5 (753)
26	Holiday Inn Washington Capitol - Natl Mall by IHG	Washington D.C.	3,275 sq ft	350	10	536	4.1 (3,947)
27	Hotel Washington	Washington D.C.	6,205 sq ft	600	10	326	4.3 (2,738)
28	Courtyard by Marriott Washington Downtown/Convention Center	Washington D.C.	3,780 sq ft	420	19	357	4.3 (2,157)
29	InterContinental Washington D.C. - The Wharf by IHG	Washington D.C.	5,304 sq ft	660	11	278	4.7 (1,229)
30	Four Seasons Hotel Washington DC	Washington D.C.	4,602 sq ft	500	10	222	4.8 (208)
31	Washington Marriott Capitol Hill	Washington D.C.	3,488 sq ft	400	8	235	4.5 (798)
32	Eaton DC	Washington D.C.	4,302 sq ft	400	9	209	4.6 (1,612)
33	The Westin Georgetown, Washington D.C.	Washington D.C.	3,288 sq ft	300	11	267	4.4 (1,000)
34	The Royal Sonesta Washington DC Dupont Circle	Washington D.C.	3,000 sq ft	220	11	335	4.1 (2,582)
35	Residence Inn by Marriott Washington Downtown/Convention Center	Washington D.C.	3,780 sq ft	350	13	147	4.4 (1,294)
36	The Morrow Washington Dc, Curio Collection By Hilton	Washington D.C.	2,460 sq ft	225	14	203	4.5 (1,001)
37	Kellogg Conference Hotel at Gallaudet University	Washington D.C.	4,722 sq ft	300	7	122	4.2 (1,258)
38	Kimpton Hotel Monaco Washington DC by IHG	Washington D.C.	3,396 sq ft	540	7	184	4.2 (1,000)
39	Viceroy Washington DC	Washington D.C.	1,313 sq ft	150	15	178	4.6 (1,145)
40	The Hoya Hotel at Georgetown	Washington D.C.	10,573 sq ft	1,305	1	–	3.6 (70)
41	Washington Plaza Hotel	Washington D.C.	4,060 sq ft	500	9	340	4.4 (5,433)
42	Sheraton Suites Old Town Alexandria	Alexandria	2,580 sq ft	250	10	247	4.3 (1,001)
43	Cambria Hotel Washington D.C. Navy Yard Riverfront	Washington D.C.	576 sq ft	379	5	154	4.3 (1,002)
44	Park Hyatt Washington	Washington D.C.	4,100 sq ft	450	8	220	4.6 (952)
45	District Hotel	Washington D.C.	4,500 sq ft	15	2	58	3.6 (1,817)
46	The Dupont Circle Hotel	Washington D.C.	3,271 sq ft	200	7	327	4.4 (2,148)
47	The Ritz-Carlton Georgetown, Washington, D.C.	Washington D.C.	2,600 sq ft	140	6	86	4.6 (304)
48	AC Hotel by Marriott Washington DC Capitol Hill Navy Yard	Washington D.C.	2,500 sq ft	350	6	225	4.4 (795)
49	Riggs Washington DC	Washington D.C.	2,478 sq ft	250	6	181	4.5 (2,135)
50	Wyndham Garden Washington DC Area	Cheverly	1,344 sq ft	125	5	150	3.7 (5,006)

Frequently asked questions

How far in advance should I book hotel rooms for a conference in Washington, D.C.?

For a large meeting or corporate event, booking guest rooms six to twelve months ahead helps ensure availability, especially during busy legislative sessions and spring tourism season. If you need nine or more rooms, Engine Groups handles the room-block booking; for eight or fewer, you can book self-serve through Engine. Starting early also gives you time to find and request meeting space through Engine Spaces, Engine's venue product.

Where in Washington, D.C. will I find the most conference-ready hotels?

Hotels with significant event capability concentrate in downtown Washington, D.C., near the Convention Center and along the Metro corridors. Properties like the Marriott Marquis Washington, DC offer a largest event space of about 31,000 square feet and 1175 guest rooms, while the Washington Marriott Wardman Park features a largest space of about 36,000 square feet. These hotels sit near transit, dining, and national landmarks, making them accessible for attendees traveling from across the region.

What amenities can conference attendees expect at these hotels?

Most properties offer amenities like on-site dining, fitness centers, business centers, and wifi, though specifics vary by hotel. Parking availability and fees differ across downtown Washington, D.C., so confirm details when booking. The hotels on this list typically provide AV support and catering for events, coordinated directly with the property.

How does Engine help with both guest rooms and meeting space for a corporate event?

Engine supports both sides of your conference planning. For guest rooms, Engine Groups handles room-block bookings of nine or more rooms, while stays of eight or fewer are self-serve. For meeting and event space, you can find and request a venue through Engine Spaces, which connects planners to meeting and event venues across Washington, D.C. and beyond.

How does billing work when I book a multi-room conference block?

Engine offers consolidated invoicing for room blocks, so you receive a single invoice rather than managing individual traveler receipts. You'll have access to multiple payment options and pre-negotiated rates, with no membership fee to use the platform. This streamlines accounting for large meetings and corporate events across your organization.

Why don't you show rates for these hotels?

Hotels give Engine rates they only allow us to show business travelers, so a public page cannot list them. Create a free account with your work email to see them.

Is Engine free?

Yes. An Engine account is 100% free and without commitment, and you can leave anytime. Sign up with your work email.