Question: What county is DerpyCon held in?

Context paragraphs:
Lord Napier: Lord Napier, of Merchistoun, is a title in the Peerage of Scotland.  It was created in 1627 for Sir Archibald Napier, 1st Baronet.  Earlier that year, he already held the Napier Baronetcy, of Merchistoun in the County of Midlothian, created in the Baronetage of Nova Scotia.  The titles remained united until 1683, when the Baronetcy became dormant.  It was revived in the early 19th century and is now held by another branch of the Napier family.  Between 1683 and 1686, the Lords of Napier also held the Nicolson Baronetcy, of Carnock in the County of Stirling, and since 1725 the Scott Baronetcy, of Thirlestane in the County of Selkirk, both baronetcies created in the Baronetage of Nova Scotia.  The latter one is held till today.  Additionally, the tenth Lord was created Baron Ettrick in the Peerage of the United Kingdom in 1872.

Hamilton County Fair (Ohio): The Hamilton County Fair, formerly known as the Carthage Fair, is the county fair of Hamilton County, Ohio.  It is held annually by the Hamilton County Agricultural Society at the Hamilton County Fairgrounds in Cincinnati's Carthage neighborhood.  It is the oldest county fair in Ohio, first held in 1820 on the Ezekiel Hutchinson farm and in 1855 at the present location.  It was the first fair west of the Allegheny Mountains to offer cash awards in livestock competitions.  The fair was canceled in 1861 and 1862 due to the American Civil War.  In the 1970s, the racetrack had to be relocated to make room for Ronald Reagan Cross County Highway's West Side extension.

Counts and Viscounts of Châteaudun: The County of Châteaudun was held in the 9th century by counts who also held the County of Blois.  Theobald I (the Trickster) created the first Viscount of Châteaudun with the appointment of Geoffrey I, founder of the House of Châteaudun.  The viscounts were entrusted with the government of the county of Châteaudun, records of whom are continuous from the mid-10th century.  The actual rule of Châteaudun between the late 9th and the mid-10th centuries, and the relationships between the count and viscounts, is unceratin.  The county was revived in 1439 when the region was recreated as the County of Dunois and granted to Jean Levieux Valois des Orléans (Jean de Dunois), the illegitimate son of Louis I, Duke of Orléans, son of Charles V, King of France.

Maryland county executive elections, 2010: The Maryland county executive elections of 2010 were held on November 2, 2010.  Anne Arundel County, Baltimore County, Harford County, Howard County, Montgomery County, Prince George's County, and Wicomico County elected county executives.  This race coincided with the election for Maryland county offices elections, 2010.

DerpyCon: DerpyCon is a multi-genre convention held during November/December at the Hyatt Morristown at Headquarters Plaza in Morristown, New Jersey.  The convention held their first event December 5–7, 2014.  Guests included Michele Knotz, Keith R. A. DeCandido, and Platform One.  The second event was December 4–6, 2015 with guests David Vincent (actor), Richard Hatch (actor), Aurelio Voltaire and Carel Struycken.

Earl of Cromer: Earl of Cromer is a title in the Peerage of the United Kingdom, held by members of the Baring family, of German descent.  It was created for Evelyn Baring, 1st Viscount Cromer, long time British Consul-General in Egypt.  He had already been created Baron Cromer, of Cromer in the County of Norfolk, in 1892, Viscount Cromer, in the County of Norfolk, in 1899, and was made Viscount Errington, of Hexham in the County of Northumberland, and Earl of Cromer, in the County of Norfolk, on 8 August 1901.  These titles are also in the Peerage of the United Kingdom.  A member of the influential Baring banking family, Lord Cromer was the son of Henry Baring, third son of Sir Francis Baring, 1st Baronet.  He was succeeded by his son, the second Earl, a diplomat and civil servant.  His son, the third Earl, was also a diplomat and served as British Ambassador to the United States between 1971 and 1974.  In 2010 the titles are held by the latter's son, the fourth Earl, who succeeded in 1991.  As a descendant of Sir Francis Baring, 1st Baronet, he is also in remainder to this title, which is (as of 2009) held by his kinsman the Baron Northbrook.

List of Milwaukee County executives: The Milwaukee County Executive serves as the chief executive officer of Milwaukee County, Wisconsin.  Vested with veto power and appointing authority over department heads, the county executive oversees the administrative functions of county government and carries out ordinances passed by the Milwaukee County Board of Supervisors.  The county executive is elected to a four-year term; there are no term limits.  Vacancies in the office are filled temporarily by the chairman of the County Board, who may personally appoint an interim county executive until such time as a special election may be held.  The office of county executive was created in 1960; executive functions were consolidated under the office during the tenure of County Executive Bill O'Donnell.  Prior to 1960, the County Board and its chairman conducted county administration unilaterally.

Orange County Fair (New York): The Orange County Fair is an annual fair held in the town of Wallkill, New York.  The fair began when farmers of Orange County organized an agricultural society to help promote a county fair.  In 1808 they tried to organize the fair but it did not generate enough local interest.  The society tried again in 1818 and held the fair until 1825.  It took another sixteen years before county leaders met at the Old Stone Courthouse in Goshen, New York on September 11, 1841 and formed the Orange County Agricultural Society.  That meeting was the birth of the Orange County Fair and the first fair was held on November 17, 1841 in Goshen.

Morristown, New Jersey: Morristown is a town and county seat of Morris County, New Jersey, United States.  Morristown has been called "the military capital of the American Revolution" because of its strategic role in the war for independence from Great Britain.  Today this history is visible in a variety of locations throughout the town that collectively make up Morristown National Historical Park.

County town: A county town in the United Kingdom, Ireland, and Jamaica is usually the location of administrative or judicial functions within the county, or it has been established over time as the "de facto" main town of a county.  The concept of a county town eventually became detached from its original meaning of where the county administration or county hall is based.  Many county towns are no longer part of the administrative county.  For example, Nottingham is administered by a unitary authority entirely separate from the rest of Nottinghamshire.  Many county towns are classified as cities, but all are referred to as county towns regardless of whether city status is held or not.

Supporting paragraphs: DerpyCon Morristown, New Jersey
Answer: Morris County