Baan Siam
425 I St NW, Washington, DC 20001, United States
+1 202-588-5889
$$$ Thai restaurant
Price Range $20–30
If you're in Washington, DC and craving an authentic taste of Thailand, look no further than Baan Siam, located at 425 I St NW. This delightful Thai restaurant captures the essence of Thai cuisine with a menu that tantalizes the taste buds and a warm atmosphere that feels just right for any dining occasion.
The culinary offerings at Baan Siam showcase a harmonious blend of bold flavors and fresh ingredients. A standout dish is the Thai Vermicelli Noodles, which artfully combines thin rice noodles with aromatic coconut milk, ground chicken, shrimp, and a medley of veggies, all kissed with a hint of chili powder. Another crowd pleaser is the rich and creamy Khao Soi Gai, featuring egg noodles and tender chicken thigh enveloped in a Northern Thai curry paste that strikes the perfect balance between spice and comfort. For those craving something heartwarming, the Tom Yum Noodle Soup offers a vibrant blend of roasted pork and ground chicken that warms the soul.
Beyond the food, the atmosphere at Baan Siam is inviting, with friendly service that enhances the dining experience. One customer remarked on the "fantastic kitchen," highlighting the dedication to quality and flavor found in every dish. The setting strikes a balance between casual comfort and an elegant dining experience, making it ideal for both intimate dinners and lively gatherings with friends.
Many visitors are particularly fond of the lychee drinks that add a refreshing touch to any meal. The staff, often noted for their knowledge and confidence, ensure that even newcomers can feel at home amidst the delicious offerings. Reviewers have described this place as "legit Thai food" that is consistently distinctive and flavorful—truly a gem for any foodie.
While parking might pose a bit of a challenge, the investment in your meal at Baan Siam is undoubtedly worth it. As one enthusiastic diner noted, it’s "the best Thai" they have had, echoing the sentiments of many satisfied patrons.
Whether you're landing in the nation’s capital for a quick visit or you're a local looking for your next favorite eatery, Baan Siam promises a delightful culinary escape that transports you straight to Thai street markets with every bite.
FOOD - Plastic Utensils
- I Need Plastic UtensilsUS$0.00
FOOD - To Go Drink Deals
- Muay Thai IPA (Thai Tea Flavored) 12 Oz CanUS$5.00
- Muay Thai IPA (Six-Pack)US$18.00
- BTL Tèh Vino Rosso – FUSO 2021US$15.00
- BTL Alta Maria ChardonnayUS$15.00
- Btl Flora Rosato Frisante 2023US$15.00
- BTL DomaineThierry Drouin ChardonnayUS$15.00
FOOD - Seasonal Specials
- Tamarind ShrimpUS$14.00
- Stir-Fried Cuttlefish With Chili PasteUS$20.00
- Spicy “Kapi” Fried Rice With ShrimpUS$20.00
- Bitter Melon Red Curry With TilapiaUS$20.00
- Stir-Fried Kohlrabi With ChickenUS$19.00
- Beef Massaman CurryUS$23.00
FOOD - The Start
- Spicy-Sour Soup With ShrimpUS$10.00
- Coconut Soup With ChickenUS$10.00
- Pineapple Chicken BitesUS$10.00
- Chicken Tapioca DumplingsUS$10.00
- Thai-Style Deep-Fried Chicken WingsUS$10.00
- Golden-Fried PocketsUS$11.00
- Grilled Pork SkewersUS$14.00
- Deep-Fried Asian PumpkinUS$10.00
- Baan Siam RollUS$12.00
- Green Mango SaladUS$11.00
- Crispy Lotus Root & Grilled Shrimp SaladUS$14.00
- Beef "Nahm Dtok" SaladUS$14.00
FOOD - The Main
- Thai Vermicelli NoodlesUS$20.00
- Khao Soi GaiUS$20.00
- Tom Yum Noodle Soup W/Roasted Pork & Ground ChickenUS$19.00
- Floating Market Noodle SoupUS$19.00
- Stir-Fried Glass Noodles With Chicken & ShrimpUS$20.00
- Ginger BranzinoUS$27.00
- Northern Thai Mix Curry ChickenUS$20.00
- Northern Thai Pork CurryUS$20.00
- Papaya Curry ChickenUS$20.00
- Chicken Red Curry W/ ChayoteUS$20.00
- Chicken Green CurryUS$20.00
- Southern Thai Beef CurryUS$20.00
- Roasted Duck Red CurryUS$24.00
- Spicy Chicken In Banana LeafUS$20.00
- Lemongrass ChickenUS$19.00
- Shrimp Stir-Fried With Curry PowderUS$20.00
- Shrimp Stir-Fried With Spicy Shrimp PasteUS$20.00
- Chinese Broccoli Fried Rice W/ PorkUS$19.00
- Shrimp-Chili-Paste Fried Rice With Crispy Pork BellyUS$20.00
- Tom Yum Fried Rice With ShrimpUS$20.00
- Stir-Fried Garlic Rice With Thai-Style Deep-Fried ChickenUS$19.00
- Stir-Fried Rice With Garlic ShrimpUS$20.00
FOOD - The Vegetarian
- Deep-Fried Egg Tofu (Vegetarian)US$12.00
- Spicy Deep-Fried Mushrooms (Vegetarian)US$10.00
- Stir-Fried Woon Sen Noodles With Tofu (Vegetarian)US$18.00
- Stir-Fried Taiwanese Spinach (Vegetarian)US$18.00
- Stir-Fired Basil With Tofu And Green Beans (Vegetarian)US$18.00
- Mixed Vegetable Fried Rice With Tofu (Vegetarian)US$18.00
FOOD - The Sweet
- Coconut Milk Griddle SnackUS$12.00
- Mango & Sticky Rice (Seasonal)US$12.00
FOOD - The Side
- White Jasmine RiceUS$3.00
- Brown RiceUS$4.00
- Sticky RiceUS$3.00
- Stir-Fried Garlic RiceUS$8.00
- Steamed NoodlesUS$4.00
- Seasoned Noodle Soup BrothUS$5.00
- Steamed VegetablesUS$5.00
- Boiled Egg (1)US$2.00
- Thai-Style Fried Egg (1)US$3.00
- Steamed TofuUS$4.00
- Fried TofuUS$4.00
- Small Cucumber SaladUS$4.00
- Peanut SauceUS$3.00
- Sweet & Sour SauceUS$3.00
- Sweet Chili SauceUS$3.00
- Crispy Pork BellyUS$9.00
- Thai-Style Fried Chicken BreastUS$9.00
FOOD - Cook at Home
- Baan Siam Red Chili PasteUS$14.00
- Baan Siam Green Chili PasteUS$14.00
FOOD - Drinks (Must be purchased with food) - Wine Happy Hour
- BTL Tèh Vino Rosso – FUSO 2021US$15.00
- Btl Flora Rosato Frisante 2023US$15.00
- BTL Alta Maria ChardonnayUS$15.00
- BTL DomaineThierry Drouin ChardonnayUS$15.00
FOOD - Drinks (Must be purchased with food) - Non-Alcoholic (Copy)
- Thai Iced TeaUS$6.00
- Coke CanUS$3.00
- Diet Coke CanUS$3.00
- Sprite CanUS$3.00
FOOD - Drinks (Must be purchased with food) - Frozen Slushies
- Frozen LycheeUS$16.00
- White LotusUS$16.00
FOOD - Drinks (Must be purchased with food) - Sake
- Hakushika Nigori Snow Beauty 300mlUS$26.00
- Hakushika Extra Dry 300mlUS$26.00
- Hakushika Junmai Ginjo Gold 300mlUS$26.00
FOOD - Drinks (Must be purchased with food) - Wine
- BTL Les Athlètes Du Vin ChardonnayUS$55.00
- BTL Pullus - Sauvignon BlancUS$55.00
- BTL Tuo - Pinot Grigio 2024US$53.00
- BTL Quinta De Santiago Vinho VerdeUS$46.00
- BTL Riesling Trocken – K. WechslerUS$55.00
- BTL Rosé Pays D’OC – Cherche Midi 2022US$53.00
- BTL Ein-Zwei-Zero RoseUS$49.00
- BTL Trimbach Riesling Reserve 2021US$65.00
- BTL Weingut Jager Gruner Veltliner 2023US$68.00
- BTL Sancerre -Franck & Aurelien BaillyUS$67.00
- BTL Pullus - Pinot Noir 2022US$53.00
- BTL Côtes Du Rhône – Poignée De RaisinsUS$58.00
- BTL PM Chermette - Beaujolais 2023US$53.00
- BTL Pinot Noir - Alta MariaUS$60.00
- BTL Cabernet Sauv Inconnu No Gods No Masters 2022US$55.00
- BTL Barbera D’Alba – Ferdinando PrincipianoUS$53.00
- BTL Conquilla Brut Rose- D.O CavaUS$52.00
FOOD - Wine Happy Hour
- BTL Tèh Vino Rosso – FUSO 2021US$15.00
- Btl Flora Rosato Frisante 2023US$15.00
- BTL Alta Maria ChardonnayUS$15.00
- BTL DomaineThierry Drouin ChardonnayUS$15.00
FOOD - Non-Alcoholic (Copy)
- Thai Iced TeaUS$6.00
- Coke CanUS$3.00
- Diet Coke CanUS$3.00
- Sprite CanUS$3.00
FOOD - Frozen Slushies
- Frozen LycheeUS$16.00
- White LotusUS$16.00
FOOD - Sake
- Hakushika Nigori Snow Beauty 300mlUS$26.00
- Hakushika Extra Dry 300mlUS$26.00
- Hakushika Junmai Ginjo Gold 300mlUS$26.00
FOOD - Wine
- BTL Les Athlètes Du Vin ChardonnayUS$55.00
- BTL Pullus - Sauvignon BlancUS$55.00
- BTL Tuo - Pinot Grigio 2024US$53.00
- BTL Quinta De Santiago Vinho VerdeUS$46.00
- BTL Riesling Trocken – K. WechslerUS$55.00
- BTL Rosé Pays D’OC – Cherche Midi 2022US$53.00
- BTL Ein-Zwei-Zero RoseUS$49.00
- BTL Trimbach Riesling Reserve 2021US$65.00
- BTL Weingut Jager Gruner Veltliner 2023US$68.00
- BTL Sancerre -Franck & Aurelien BaillyUS$67.00
- BTL Pullus - Pinot Noir 2022US$53.00
- BTL Côtes Du Rhône – Poignée De RaisinsUS$58.00
- BTL PM Chermette - Beaujolais 2023US$53.00
- BTL Pinot Noir - Alta MariaUS$60.00
- BTL Cabernet Sauv Inconnu No Gods No Masters 2022US$55.00
- BTL Barbera D’Alba – Ferdinando PrincipianoUS$53.00
- BTL Conquilla Brut Rose- D.O CavaUS$52.00
Plastic Utensils
- I Need Plastic UtensilsUS$0.00
To Go Drink Deals
- Muay Thai IPA (Thai Tea Flavored) 12 Oz CanUS$5.00
- Muay Thai IPA (Six-Pack)US$18.00
- BTL Tèh Vino Rosso – FUSO 2021US$15.00
- BTL Alta Maria ChardonnayUS$15.00
- Btl Flora Rosato Frisante 2023US$15.00
- BTL DomaineThierry Drouin ChardonnayUS$15.00
Seasonal Specials
- Tamarind ShrimpUS$14.00
- Stir-Fried Cuttlefish With Chili PasteUS$20.00
- Spicy “Kapi” Fried Rice With ShrimpUS$20.00
- Bitter Melon Red Curry With TilapiaUS$20.00
- Stir-Fried Kohlrabi With ChickenUS$19.00
- Beef Massaman CurryUS$23.00
The Start
- Spicy-Sour Soup With ShrimpUS$10.00
- Coconut Soup With ChickenUS$10.00
- Pineapple Chicken BitesUS$10.00
- Chicken Tapioca DumplingsUS$10.00
- Thai-Style Deep-Fried Chicken WingsUS$10.00
- Golden-Fried PocketsUS$11.00
- Grilled Pork SkewersUS$14.00
- Deep-Fried Asian PumpkinUS$10.00
- Baan Siam RollUS$12.00
- Green Mango SaladUS$11.00
- Crispy Lotus Root & Grilled Shrimp SaladUS$14.00
- Beef "Nahm Dtok" SaladUS$14.00
The Main
- Thai Vermicelli NoodlesUS$20.00
- Khao Soi GaiUS$20.00
- Tom Yum Noodle Soup W/Roasted Pork & Ground ChickenUS$19.00
- Floating Market Noodle SoupUS$19.00
- Stir-Fried Glass Noodles With Chicken & ShrimpUS$20.00
- Ginger BranzinoUS$27.00
- Northern Thai Mix Curry ChickenUS$20.00
- Northern Thai Pork CurryUS$20.00
- Papaya Curry ChickenUS$20.00
- Chicken Red Curry W/ ChayoteUS$20.00
- Chicken Green CurryUS$20.00
- Southern Thai Beef CurryUS$20.00
- Roasted Duck Red CurryUS$24.00
- Spicy Chicken In Banana LeafUS$20.00
- Lemongrass ChickenUS$19.00
- Shrimp Stir-Fried With Curry PowderUS$20.00
- Shrimp Stir-Fried With Spicy Shrimp PasteUS$20.00
- Chinese Broccoli Fried Rice W/ PorkUS$19.00
- Shrimp-Chili-Paste Fried Rice With Crispy Pork BellyUS$20.00
- Tom Yum Fried Rice With ShrimpUS$20.00
- Stir-Fried Garlic Rice With Thai-Style Deep-Fried ChickenUS$19.00
- Stir-Fried Rice With Garlic ShrimpUS$20.00
The Vegetarian
- Deep-Fried Egg Tofu (Vegetarian)US$12.00
- Spicy Deep-Fried Mushrooms (Vegetarian)US$10.00
- Stir-Fried Woon Sen Noodles With Tofu (Vegetarian)US$18.00
- Stir-Fried Taiwanese Spinach (Vegetarian)US$18.00
- Stir-Fired Basil With Tofu And Green Beans (Vegetarian)US$18.00
- Mixed Vegetable Fried Rice With Tofu (Vegetarian)US$18.00
The Sweet
- Coconut Milk Griddle SnackUS$12.00
- Mango & Sticky Rice (Seasonal)US$12.00
The Side
- White Jasmine RiceUS$3.00
- Brown RiceUS$4.00
- Sticky RiceUS$3.00
- Stir-Fried Garlic RiceUS$8.00
- Steamed NoodlesUS$4.00
- Seasoned Noodle Soup BrothUS$5.00
- Steamed VegetablesUS$5.00
- Boiled Egg (1)US$2.00
- Thai-Style Fried Egg (1)US$3.00
- Steamed TofuUS$4.00
- Fried TofuUS$4.00
- Small Cucumber SaladUS$4.00
- Peanut SauceUS$3.00
- Sweet & Sour SauceUS$3.00
- Sweet Chili SauceUS$3.00
- Crispy Pork BellyUS$9.00
- Thai-Style Fried Chicken BreastUS$9.00
Cook at Home
- Baan Siam Red Chili PasteUS$14.00
- Baan Siam Green Chili PasteUS$14.00
Drinks (Must be purchased with food) - Wine Happy Hour
- BTL Tèh Vino Rosso – FUSO 2021US$15.00
- Btl Flora Rosato Frisante 2023US$15.00
- BTL Alta Maria ChardonnayUS$15.00
- BTL DomaineThierry Drouin ChardonnayUS$15.00
Drinks (Must be purchased with food) - Non-Alcoholic (Copy)
- Thai Iced TeaUS$6.00
- Coke CanUS$3.00
- Diet Coke CanUS$3.00
- Sprite CanUS$3.00
Drinks (Must be purchased with food) - Frozen Slushies
- Frozen LycheeUS$16.00
- White LotusUS$16.00
Drinks (Must be purchased with food) - Sake
- Hakushika Nigori Snow Beauty 300mlUS$26.00
- Hakushika Extra Dry 300mlUS$26.00
- Hakushika Junmai Ginjo Gold 300mlUS$26.00
Drinks (Must be purchased with food) - Wine
- BTL Les Athlètes Du Vin ChardonnayUS$55.00
- BTL Pullus - Sauvignon BlancUS$55.00
- BTL Tuo - Pinot Grigio 2024US$53.00
- BTL Quinta De Santiago Vinho VerdeUS$46.00
- BTL Riesling Trocken – K. WechslerUS$55.00
- BTL Rosé Pays D’OC – Cherche Midi 2022US$53.00
- BTL Ein-Zwei-Zero RoseUS$49.00
- BTL Trimbach Riesling Reserve 2021US$65.00
- BTL Weingut Jager Gruner Veltliner 2023US$68.00
- BTL Sancerre -Franck & Aurelien BaillyUS$67.00
- BTL Pullus - Pinot Noir 2022US$53.00
- BTL Côtes Du Rhône – Poignée De RaisinsUS$58.00
- BTL PM Chermette - Beaujolais 2023US$53.00
- BTL Pinot Noir - Alta MariaUS$60.00
- BTL Cabernet Sauv Inconnu No Gods No Masters 2022US$55.00
- BTL Barbera D’Alba – Ferdinando PrincipianoUS$53.00
- BTL Conquilla Brut Rose- D.O CavaUS$52.00
Wine Happy Hour
- BTL Tèh Vino Rosso – FUSO 2021US$15.00
- Btl Flora Rosato Frisante 2023US$15.00
- BTL Alta Maria ChardonnayUS$15.00
- BTL DomaineThierry Drouin ChardonnayUS$15.00
Non-Alcoholic (Copy)
- Thai Iced TeaUS$6.00
- Coke CanUS$3.00
- Diet Coke CanUS$3.00
- Sprite CanUS$3.00
Frozen Slushies
- Frozen LycheeUS$16.00
- White LotusUS$16.00
Sake
- Hakushika Nigori Snow Beauty 300mlUS$26.00
- Hakushika Extra Dry 300mlUS$26.00
- Hakushika Junmai Ginjo Gold 300mlUS$26.00
Wine
- BTL Les Athlètes Du Vin ChardonnayUS$55.00
- BTL Pullus - Sauvignon BlancUS$55.00
- BTL Tuo - Pinot Grigio 2024US$53.00
- BTL Quinta De Santiago Vinho VerdeUS$46.00
- BTL Riesling Trocken – K. WechslerUS$55.00
- BTL Rosé Pays D’OC – Cherche Midi 2022US$53.00
- BTL Ein-Zwei-Zero RoseUS$49.00
- BTL Trimbach Riesling Reserve 2021US$65.00
- BTL Weingut Jager Gruner Veltliner 2023US$68.00
- BTL Sancerre -Franck & Aurelien BaillyUS$67.00
- BTL Pullus - Pinot Noir 2022US$53.00
- BTL Côtes Du Rhône – Poignée De RaisinsUS$58.00
- BTL PM Chermette - Beaujolais 2023US$53.00
- BTL Pinot Noir - Alta MariaUS$60.00
- BTL Cabernet Sauv Inconnu No Gods No Masters 2022US$55.00
- BTL Barbera D’Alba – Ferdinando PrincipianoUS$53.00
- BTL Conquilla Brut Rose- D.O CavaUS$52.00
Accessibility
Has wheelchair-accessible entrance
Has wheelchair-accessible seating
Has wheelchair-accessible toilet
No wheelchair-accessible car park
From the business
Identifies as Asian-owned
Identifies as LGBTQ+ owned
Identifies as women-owned
Service options
Has outdoor seating
Offers delivery
Offers takeaway
Serves dine-in
Highlights
Has fast service
Has great tea selection
Popular for
Popular for lunch
Popular for dinner
Good for solo dining
Offerings
Serves alcohol
Serves beer
Serves cocktails
Serves coffee
Serves comfort food
Serves happy-hour drinks
Serves happy-hour food
Serves healthy options
Serves small plates
Serves spirits
Serves vegetarian dishes
Serves wine
Dining options
Serves lunch
Serves dinner
Serves dessert
Has seating
Amenities
Has bar on site
Has toilet
Has Wi-Fi
Free Wi-Fi
Atmosphere
Casual
Trendy
Crowd
Good for groups
LGBTQ+ friendly
Popular with tourists
Planning
Accepts reservations
Payments
Accepts credit cards
Accepts debit cards
Accepts NFC mobile payments
Credit cards
Children
High chairs available
Parking
Free of charge street parking
Paid street parking
Somewhat difficult to find a space
904 Reviews
G 3956
30 Aug 2025
Michael David
16 Aug 2025
Amit Nag
13 Aug 2025
Sahil T
06 Aug 2025
S L Adams-Guess
26 Jun 2025
Alice Christman
07 Jun 2025
Daisy de Santiago
03 Jun 2025
Checking
M&M Food Market
15277 100 Ave, Surrey, BC V3R 8X2, Canada
Checking
Wang Ja Jang
1613 E Gude Dr, Rockville, MD 20850, United States
Checking
Taste of Battleford ( Canadian & East indian cuisine)
1102 100 St, North Battleford, SK S9A 0V5, Canada
Checking
Ye Olde Pancake House
2421 W 11th Ave, Eugene, OR 97402, United States
Join the Baan Siam Newsletter
Get the latest updates on seasonal pastries, special events, and local highlights directly in your inbox.