Research Online

Before you visit the State Archives, start your research here. Explore our finding aids, research guides, and recommended resources.

Search or browse collections

You can search for records directly by using the Archives Research Central Hub (ARCH).

• Archives catalog (ARCH)
• Archives catalog guide

You can also browse by collection or explore research guides on specific topics.

• Record groups (Government records)
• Manuscript groups (Non-government records)
• Research guides

View digitized records

The State Archives has digitized select records and made them available online.

• PA Digital Archives
• PA Digital Archives guide
• Collection highlights

Support and FAQs

• Frequently asked questions
• Research by mail or email

External resources

• History and genealogy websites
• County courthouses