Source-backedFixed AnnualHeightened editorial care

National Delaware Day

National Day Calendar lists National Delaware Day on 13 July. The U.S. Senate records Delaware’s admission/statehood date as 7 December 1787. The two dates are deliberately kept separate so the informal calendar observance is not misrepresented as the official statehood anniversary.

Date / rule13 July
ScopeUnited States / National Day Calendar National State Days series — Delaware
VerificationCreator Registry Plus Federal History Verified
PortabilityFixed Annual
Evidence statusSource-backed
Last authority check2026-09-10
Target-year policyReuse Fixed
Next date this engine can safely resolveTuesday, July 13, 2027See everything on July 13 →
Authority summary

What is National Delaware Day?

National Day Calendar lists National Delaware Day on 13 July. The U.S. Senate records Delaware’s admission/statehood date as 7 December 1787. The two dates are deliberately kept separate so the informal calendar observance is not misrepresented as the official statehood anniversary.

Date and recurrence

13 July

This authority record treats the observance as a fixed annual date. The same month and day can be reused unless a stronger source changes the rule.

Scope and status

The verified scope stored for this record is United States / National Day Calendar National State Days series — Delaware. The site preserves that boundary and does not infer broader government, global or public-holiday status from the observance name alone.

Also known as

National Delaware Day

Classification

Topic and context

Civic, Remembrance & History →
Accuracy controls

What this page does not assume

  • Keep the source-defined country, community, organizer or institutional scope; do not silently broaden it.
  • Do not treat the title alone as proof of government recognition or public-holiday status.
  • Do not add a creator, founding story or origin claim unless the supporting evidence establishes it.
  • Remembrance Civic Context Care.
Provenance

Sources

Source policy →
  1. National Day Calendar — National Delaware DayCreator Observance Registry
  2. U.S. Senate — Delaware state historyFederal Legislative History
Reader questions

Frequently asked questions

When is National Delaware Day?

13 July The stored recurrence guidance is: 13 July under the National Day Calendar National State Days series..

Does National Delaware Day fall on the same date every year?

The authority record classifies it as fixed annual, so its month and day are reusable unless stronger evidence changes the rule.

Is National Delaware Day an official public holiday?

The authority record verifies it within this scope: United States / National Day Calendar National State Days series — Delaware. That recognition does not by itself make it a statutory public holiday; the site only makes public-holiday claims when the supporting authority record explicitly does so.

Who established or recognizes National Delaware Day?

The stored designation basis is: National Day Calendar lists National Delaware Day on 13 July. The U.S. Senate records Delaware’s admission/statehood date as 7 December 1787. The two dates are deliberately kept separate so the informal calendar observance is not misrepresented as the official statehood anniversary.. Supporting provenance includes National Day Calendar — National Delaware Day. The site does not infer a separate creator or founder unless reviewed evidence establishes one.

Is National Delaware Day international or country-specific?

This authority record is country-scoped to United States. Its fuller verified scope is: United States / National Day Calendar National State Days series — Delaware.

How is this page verified?

The factual layer is source-backed and keeps its date rule, scope, provenance and editorial guardrails attached to the authority record. This record was checked on 2026-09-10.

Same date

Other observances on July 13

Date guide →

These records also resolve to July 13, 2027 under the current authority data.

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Beans ‘n’ Franks Day

Informal food-calendar usage documented by Association of Nutrition & Foodservice Professionals chapter material

Two Association of Nutrition & Foodservice Professionals chapter calendars from different publication years list Beans ‘n’ Franks Day on 13 July.

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Gruntled Workers Day

United States / creator-defined informal Wellcat workplace observance

The first-party Wellcat Holidays calendar lists Gruntled Workers Day on July 13 and identifies the collection as created by Thomas and Ruth Roy.

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National Barbershop Music Appreciation Day

United States / Sweet Adelines International-linked music appreciation observance

National Day Calendar states Sweet Adelines International founded the observance in 2005 for its 60th anniversary, tied to the organization’s July 13, 1945 founding date; a Sweet Adelines r…

Source-backedFixed Annual

National Beef Tallow Day

United States and Canada / informal Healthy Fats Coalition-created culinary observance

The Healthy Fats Coalition says it established National Beef Tallow Day effective July 13, 2018 and continues to celebrate it each year on July 13 in the United States and Canada.

Source-backedFixed Annual

National Tile Repair Day

United States / informal home-maintenance observance

National Today and InMyCity Today independently place National Tile Repair Day on July 13.

Source-backedFixed Annual

Statehood Day of Montenegro

Montenegro / national statehood observance

The Government of Montenegro identifies July 13 as Statehood Day and explains the date as a symbol of Montenegrin statehood.

Explore further

Related observances with useful context

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Related records are selected from shared ontology signals. When a reviewed distinction exists, it is labeled separately so “related” is not mistaken for “the same observance.”