| AdministrationSiteType  | Single-valued, string | Gets or sets the administration site types supported by SharePoint. | Read, write (update only) | 
| AllowDesigner  | Single-valued, Boolean | Gets or sets the Site Collection Allow Designer property. | Read, write (update only) | 
| AllowExternalEmbedding  | Single-valued, string | Gets or sets the external domain embedding for the site collection. | Read, write (update only) | 
| AllowMasterPageEditing  | Single-valued, Boolean | Gets whether master page editing is allowed. | Read | 
| AllowRevertFromTemplate  | Single-valued, Boolean | Gets or sets whether reverting from a template is allowed. | Read, write (update only) | 
| AllowRssFeeds  | Single-valued, Boolean | Gets whether the site collection allows RSS feeds. | Read | 
| AllowSelfServiceUpgrade  | Single-valued, Boolean | Gets or sets whether upgrade is allowed. | Read, write (update only) | 
| AllowSelfServiceUpgradeEvaluation  | Single-valued, Boolean | Gets or sets whether upgrade evaluation site collection can be created. | Read, write (update only) | 
| AllowUnsafeUpdates  | Single-valued, Boolean | Gets or sets whether updates to the database are allowed without security validation. | Read, write (update only) | 
| ApplicationRightsMask  | Multivalued, string | Gets the rights mask for the parent web application of the site collection. | Read | 
| Archived  | Single-valued, Boolean | Gets or sets whether the site is in archived mode. | Read, write (update only) | 
| AuditLogTrimmingCallout  | Single-valued, string | Gets or sets the class name of the object that performs audit log trimming. | Read, write (update only) | 
| AuditLogTrimmingRetention  | Single-valued, integer | Gets or sets the period (in days) during which the audit log data is retained. | Read, write (update only) | 
| AverageResourceUsage  | Single-valued, string | Gets the average resource usage of the site collection for the specified number of days. | Read | 
| BrowserDocumentsEnabled  | Single-valued, Boolean | Gets whether the documents can be viewed in a web browser. | Read | 
| CanUpgrade  | Single-valued, Boolean | Gets whether the object is upgradeable. | Read | 
| CatchAccessDeniedException  | Single-valued, Boolean | Gets or sets whether SharePoint handles Access denied exceptions. | Read, write (update only) | 
| CertificationDate  | Single-valued, DateTime | Gets the confirmation date and time for the automatic deletion of the site collection. | Read | 
| CompatibilityLevel  | Single-valued, integer | Gets the major version number of the site collection. This version number is used to perform compatibility checks. | Read | 
| ContentDatabase  | Single-valued, string | Gets the content database associated with the site collection. | Read | 
| CurrentChangeToken  | Single-valued, string | Gets the change token that is used to write the next change to the site collection. | Read | 
| CurrentResourceUsage  | Single-valued, string | Gets the resource usage for the site collection. | Read | 
| DeadWebNotificationCount  | Single-valued, integer | Gets the number of notifications that were sent about the websites that are not in use within the site collection. | Read | 
| DenyPermissionsMask  | Multivalued, string | Gets or sets the deny permission mask for all site users, including the site administrator. | Read, write (update only) | 
| EvalSiteId  | Single-valued, string (GUID) | Gets the identifier of the upgrade evaluation site collection, if it was created for the site collection. | Read | 
| ExpirationDate  | Single-valued, DateTime | Gets or sets the date after which an upgrade evaluation site collection gets automatically deleted. | Read, write (update only) | 
| FileNotFoundUrl  | Single-valued, string | Gets the URL to the file not found page. The HTTP requests where the resource cannot be found are redirected to this URL. | Read, write (update only) | 
| HasAppPrincipalContext  | Single-valued, Boolean | Gets whether the object is running within an application principal context. | Read | 
| HideSystemStatusBar  | Single-valued, Boolean | Gets whether the system status bar of the site is hidden. | Read | 
| HostHeaderIsSiteName  | Single-valued, Boolean | Gets whether the host header is used to uniquely identify the site collection. | Read | 
| HostName  | Single-valued, string | Gets the name of the server that hosts the site collection. | Read | 
| Id  | Single-valued, string | Gets the object ID. | Read | 
| IISAllowsAnonymous  | Single-valued, Boolean | Gets a value that indicates whether Internet Information Services (IIS) allows anonymous access. | Read | 
| Impersonating  | Single-valued, Boolean | Gets the impersonation status of the object. | Read | 
| InheritAllowSelfServiceUpgradeEvaluationSetting  | Single-valued, Boolean | Gets or sets whether to inherit the AllowSelfServiceUpgradeEvaluationSetting value from the parent. | Read, write (update only) | 
| InheritAllowSelfServiceUpgradeSetting  | Single-valued, Boolean | Gets or sets whether to inherit the AllowSelfServiceUpgradeSetting value from the parent. | Read, write (update only) | 
| InvitedUserMaximumLevel  | Single-valued, integer | Description is not available. | Read, write (update only) | 
| IsEvalSite  | Single-valued, Boolean | Gets or sets whether the object is an upgrade evaluation site collection. | Read, write (update only) | 
| IsReadLocked  | Single-valued, Boolean | Gets or sets whether the site collection is unavailable for Read access. | Read, write (update only) | 
| Language  | Single-valued, integer, reference | Description is not available. | Read, write | 
| LastContentModifiedDate  | Single-valued, DateTime | Gets the date and time (in UTC) when the site content was last modified. | Read | 
| LastSecurityModifiedDate  | Single-valued, DateTime | Gets the date and time (in UTC) when the site collection security settings were last modified. | Read | 
| LockIssue  | Single-valued, string | Gets or sets the comment that was written when the site collection was locked. | Read, write (update only) | 
| MaintenanceMode  | Single-valued, Boolean | Gets whether the site is in maintenance mode. | Read | 
| NeedsUpgrade  | Single-valued, Boolean | Gets or sets whether the site requires upgrading. | Read, write (update only) | 
| OutgoingEmailAddress  | Single-valued, string | Gets or sets the outgoing email address for the site. | Read, write (update only) | 
| Owner  | Single-valued, string, reference (User object) | Gets or sets the site collection owner.  
NOTE: This attribute is required to create a new site collection in SharePoint. | Read, write (create only) | 
| OwnerEmail  | Single-valued, string | Gets or sets the site collection owner email address. | Read, write | 
| Parent  | Single-valued, string, reference (WebApplication object) | Gets the parent of the object. | Read | 
| Port  | Single-valued, integer | Gets the port number used by the virtual server that hosts the site collection. | Read | 
| PortalName  | Single-valued, string | Gets or sets the portal name. | Read, write (update only) | 
| PortalUrl  | Single-valued, string | Gets or sets the portal URL. | Read, write (update only) | 
| PrimaryUri  | Single-valued, string | Gets the portal URI. | Read | 
| QuotaID  | Single-valued, integer | Gets of sets the quota ID. | Read, write (update only) | 
| ReadLocked  | Single-valued, Boolean | Gets or sets whether the site is unavailable for Read access. | Read, write (update only) | 
| ReadOnly  | Single-valued, Boolean | Gets or sets whether the site collection is read-only and unavailable for Write access. | Read, write (update only) | 
| ResourceQuotaExceeded  | Single-valued, Boolean | Gets whether the resource quota limit for the site collection has been exceeded since the last daily quota reset operation. | Read | 
| ResourceQuotaExceededNotificationSent  | Single-valued, Boolean | Gets whether a resource quota exceeded notification was sent since the last daily quota reset operation for the site collection. | Read | 
| ResourceQuotaWarningNotificationSent  | Single-valued, Boolean | Gets whether a resource quota exceeded warning was sent since the last daily quota reset operation for the site collection. | Read | 
| SchemaVersion  | Single-valued, string | Gets the site collection version number for upgrade compatibility checks. | Read | 
| SecondaryContact  | Single-valued, string, reference (User object) | Description is not available. | Read, write (update only) | 
| ServerRelativeUrl  | Single-valued, string | Gets or sets the server-relative URL of the root website. | Read, write (update only) | 
| ShareByEmailEnabled  | Single-valued, Boolean | Gets or sets whether the users are allowed to grant access permissions to guests, so that they could access the site collection resources. | Read, write (update only) | 
| ShareByLinkEnabled  | Single-valued, Boolean | Gets or sets whether the users are allowed to share the site collection documents by providing hyperlinks to those documents. | Read, write (update only) | 
| ShowURLStructure  | Single-valued, Boolean | Gets or sets whether to show the site collection URL structure. | Read, write (update only) | 
| SourceSiteId  | Single-valued, string (GUID) | Gets the source site ID for an upgrade evaluation site collection. | Read | 
| StorageMaximumLevel  | Single-valued, LargeInteger | Gets or sets the maximum disk space limit used by the site. | Read, write (update only) | 
| StorageWarningLevel  | Single-valued, LargeInteger | Gets or sets the storage warning level, sent to administrators before reaching the maximum limit of the available site storage space. | Read, write (update only) | 
| SyndicationEnabled  | Single-valued, Boolean | Gets or sets whether RSS syndication is enabled for the site collection. | Read, write (update only) | 
| SystemAccount  | Single-valued, string, reference (User object) | Gets the system account of the site collection. | Read | 
| TrimAuditLog  | Single-valued, Boolean | Gets or sets whether to delete old data from the audit log. | Read, write (update only) | 
| UpgradeReminderDate  | Single-valued, DateTime | Specifies the date after which site administrators receive a reminder to upgrade the site. | Read | 
| Upgrading  | Single-valued, Boolean | Gets whether a site upgrade is currently in progress. | Read | 
| Url  | Single-valued, string | Gets or sets the full URL of the root website of the site collection. The URL contains the host name and port number. 
NOTE: This attribute is required to create a new site collection in SharePoint. | Read, write (create only) | 
| UserCodeEnabled  | Single-valued, Boolean | Gets whether the user code service is enabled for the site collection. | Read | 
| UserCodeMaximumLevel  | Single-valued, string | Gets or sets the maximum allowed resource usage for the site. | Read, write (update only) | 
| UserCodeWarningLevel  | Single-valued, string | Gets or sets the warning limit of the resource usage. When this limit is exceeded, a warning email will be sent to site administrators. | Read, write (update only) | 
| UserDefinedWorkflowsEnabled  | Single-valued, Boolean | Gets or sets whether user-defined workflows are enabled for the site collection. | Read, write (update only) | 
| UserIsSiteAdminInSystem  | Single-valued, Boolean | Gets whether the current user is a site collection administrator. | Read | 
| UserToken  | Single-valued, binary | Gets the user token associated with the site collection | Read | 
| WarningNotificationSent  | Single-valued, Boolean | Gets whether a warning notification has been sent. | Read | 
| WebTemplate  | Single-valued, string | Description is not available. | Read, write | 
| WriteLocked  | Single-valued, Boolean | Gets whether the site collection is unavailable for Write access. | Read | 
| Zone  | Single-valued, string | Gets the URL zone that was used when creating the site object. | Read |