← Boston
HOUSE OF SIAM
542 COLUMBUS AV, ROXBURY, MA 02118
Last inspected Aug 18, 2026
Official source: Boston Public Health Commission (boston.gov) · All data sources
Passed. Met health requirements at the latest inspection. Some health departments report pass/fail instead of letter grades.
✓
PassedOrder for delivery
The record, in plain English
CleanPlate holds 25 inspections on record for HOUSE OF SIAM, spanning August 2021 to August 2026 — every one straight from Boston Public Health Commission.
The trend is positive: it improved from failed at the previous visit to passed now.
The most recent inspection noted 1 violation, none of them critical.
Every sentence above is computed directly from the official record — CleanPlate adds no opinions. How our grading works →
Inspection history
Aug 18, 2026
✓1 violation
- Backflow Prevention (P)
Aug 11, 2026
✕1 violation
- Backflow Prevention (P)
Jul 6, 2026
✕10 violations
- (A) (B) and (C)(1) (4)-(16) Demonstration (Pf)
- Food Preparation (C)
- Ready-To-Eat Time/Temperature Control for Safety Food Date Marking (Pf)
- Ready-To-Eat Time/Temperature Control for Safety Food Disposition (P)
- Nonfood Contact Surfaces (C)
- Backflow Prevention (P)
- Maintaining Refuse Areas and Enclosures (C)
- Surface Characteristics-Indoor Areas (C)
- Controlling Pests (C)
- Removing Dead or Trapped Birds Insects Rodents and other Pest (C)
Jun 29, 2026
✕10 violations
- (A) (B) and (C)(1) (4)-(16) Demonstration (Pf)
- Food Preparation (C)
- Ready-To-Eat Time/Temperature Control for Safety Food Date Marking (Pf)
- Ready-To-Eat Time/Temperature Control for Safety Food Disposition (P)
- Nonfood Contact Surfaces (C)
- Backflow Prevention (P)
- Maintaining Refuse Areas and Enclosures (C)
- Surface Characteristics-Indoor Areas (C)
- Controlling Pests (Pf)
- Removing Dead or Trapped Birds Insects Rodents and other Pest (C)
Sep 30, 2025
✓3 violations
- Food Storage-Preventing Contamination from the Premises (C)
- Cleaning Frequency and Restrictions (C)
- Cleaning Floors Dustless Methods (C)
Sep 23, 2025
✕3 violations
- Food Storage-Preventing Contamination from the Premises (C)
- Cleaning Frequency and Restrictions (C)
- Cleaning Floors Dustless Methods (C)
Mar 11, 2025
✓2 violations
- System Maintained in Good Repair (C)
- Floors Walls and Ceilings-Cleanability (C)
Sep 16, 2024
✓4 violations
- Food Storage-Preventing Contamination from the Premises (C)
- Floors Walls and Ceilings-Cleanability (C)
- Walls and Ceilings Attachments (C)
- Controlling Pests (Pf)
Sep 5, 2024
✕4 violations
- Food Storage-Preventing Contamination from the Premises (C)
- Floors Walls and Ceilings-Cleanability (C)
- Walls and Ceilings Attachments (C)
- Controlling Pests (Pf)
Mar 8, 2024
✓4 violations
- Nonfood Contact Surfaces (C)
- Removing Dead or Trapped Birds Insects Rodents and other Pest (C)
- Repairing-Premises Structures Attachments and Fixtures-Methods (C)
- Cleaning Floors Dustless Methods (C)
Feb 29, 2024
✕4 violations
- Nonfood Contact Surfaces (C)
- Removing Dead or Trapped Birds Insects Rodents and other Pest (C)
- Repairing-Premises Structures Attachments and Fixtures-Methods (C)
- Cleaning Floors Dustless Methods (C)
Dec 11, 2023
✓6 violations
- Packaged and Unpackaged Food-Separation Packaging and Segregation (C)
- Ready-To-Eat Time/Temperature Control for Safety Food Date Marking (Pf)
- Ventilation Hood Systems Filters (C)
- Nonfood Contact Surfaces (C)
- Controlling Pests (Pf)
- Removing Dead or Trapped Birds Insects Rodents and other Pest (C)
Dec 4, 2023
✕6 violations
- Packaged and Unpackaged Food-Separation Packaging and Segregation (C)
- Ready-To-Eat Time/Temperature Control for Safety Food Date Marking (Pf)
- Ventilation Hood Systems Filters (C)
- Nonfood Contact Surfaces (C)
- Controlling Pests (Pf)
- Removing Dead or Trapped Birds Insects Rodents and other Pest (C)
May 5, 2023
✓9 violations
- When to Wash (P)
- In-Use Utensils Between-Use Storage (C)
- Food Storage-Preventing Contamination from the Premises (C)
- Ready-To-Eat Time/Temperature Control for Safety Food Date Marking (Pf)
- Preventing Contamination from Hands (P)
- Ventilation Hood Systems Filters (C)
- System Maintained in Good Repair (C)
- Maintaining Refuse Areas and Enclosures (C)
- Handwashing Cleanser Availability (Pf)
Apr 27, 2023
✕9 violations
- When to Wash (P)
- In-Use Utensils Between-Use Storage (C)
- Food Storage-Preventing Contamination from the Premises (C)
- Ready-To-Eat Time/Temperature Control for Safety Food Date Marking (Pf)
- Preventing Contamination from Hands (P)
- Ventilation Hood Systems Filters (C)
- System Maintained in Good Repair (C)
- Maintaining Refuse Areas and Enclosures (C)
- Handwashing Cleanser Availability (Pf)
Jan 18, 2023
–Aug 3, 2022
✓1 violation
- Ventilation Hood Systems Filters (C)
Jul 8, 2022
✕8 violations
- Packaged and Unpackaged Food-Separation Packaging and Segregation (P)
- In-Use Utensils Between-Use Storage (C)
- (A)(2) and (B) Time/Temperature Control for Safety Food Hot and Cold Holding (P)
- Ready-To-Eat Time/Temperature Control for Safety Food Date Marking (Pf)
- Ventilation Hood Systems Filters (C)
- Nonfood Contact Surfaces (C)
- System Maintained in Good Repair (C)
- Maintaining Refuse Areas and Enclosures (C)
Jul 1, 2022
✕8 violations
- Packaged and Unpackaged Food-Separation Packaging and Segregation (P)
- In-Use Utensils Between-Use Storage (C)
- (A)(2) and (B) Time/Temperature Control for Safety Food Hot and Cold Holding (P)
- Ready-To-Eat Time/Temperature Control for Safety Food Date Marking (Pf)
- Ventilation Hood Systems Filters (C)
- Nonfood Contact Surfaces (C)
- System Maintained in Good Repair (C)
- Maintaining Refuse Areas and Enclosures (C)
Mar 7, 2022
✓2 violations
- Ventilation Hood Systems Filters (C)
- System Maintained in Good Repair (C)
Feb 23, 2022
✕6 violations
- (A)(2) and (B) Time/Temperature Control for Safety Food Hot and Cold Holding (P)
- Ready-To-Eat Time/Temperature Control for Safety Food Date Marking (Pf)
- Ventilation Hood Systems Filters (C)
- Nonfood Contact Surfaces (C)
- System Maintained in Good Repair (C)
- Hand Drying Provision (Pf)
Feb 16, 2022
✕6 violations
- (A)(2) and (B) Time/Temperature Control for Safety Food Hot and Cold Holding (P)
- Ready-To-Eat Time/Temperature Control for Safety Food Date Marking (Pf)
- Ventilation Hood Systems Filters (C)
- Nonfood Contact Surfaces (C)
- System Maintained in Good Repair (C)
- Hand Drying Provision (Pf)
Nov 15, 2021
✓1 violation
- System Maintained in Good Repair (C)
Sep 3, 2021
✓3 violations
- (A)(2) and (B) Time/Temperature Control for Safety Food Hot and Cold Holding (P)
- Good Repair and Proper Adjustment-Equipment (C)
- (B) and (C) Equipment Food-Contact Surfaces Nonfood-Contact Surfaces and Utensils (C)
Aug 26, 2021
✕3 violations
- (A)(2) and (B) Time/Temperature Control for Safety Food Hot and Cold Holding (P)
- Good Repair and Proper Adjustment-Equipment (C)
- (B) and (C) Equipment Food-Contact Surfaces Nonfood-Contact Surfaces and Utensils (C)
More in Boston
Proudly display this grade
Run HOUSE OF SIAM? Add the live CleanPlate badge to your website — it links to this page and updates automatically with every new inspection.
<a href="https://www.cleanplateus.com/boston/house-of-siam--433157"><img src="https://www.cleanplateus.com/api/badge/boston/433157" width="300" height="58" alt="CleanPlate health grade"></a>
Source: Boston Public Health Commission (boston.gov). Data shown unmodified from the official government record. CleanPlate is an independent service, not affiliated with any government agency. See something wrong? Report a data issue.