Delmar is a town in Wicomico County, Maryland, United States. The population was 3,003 at the 2010 census. It is included in the Salisbury, Maryland-Delaware Metropolitan Statistical Area. When the population is added to Delmar, Delaware, the town’s total population is 4,600.

The Town of Delmar was founded in October 1859 as soon as the strengthening of the Delaware Railroad to the southern boundary of Delaware. The Transpeninsular Line was answerable for the founding of this unique bi-state town because the Charter of the Delaware Railroad Company acceptable only the building of a railroad within the State of Delaware and the charter of the corresponding railroad company in Maryland permissible only the laying of railroad track within the State of Maryland. Thus, in 1859, the two respective railroads met and the Town of Delmar was born. The make known of Delmar was derived for this railroad middle from the states whose heritage it straddles – DELaware and MARyland.

The Town of Delmar grew slowly until 1884 as soon as the New York, Philadelphia and Norfolk Railroad Co. completed a railroad from Pocomoke City, Maryland to Cape Charles, Virginia and also normal a ferry service across the Chesapeake Bay along with Cape Charles and Norfolk, Virginia. These extra developments brusquely made the Delmarva Peninsula an important colleague between the north and south. The Town of Delmar, being the midway town of the Delmarva Peninsula and already a railroad terminal, was the narrowing for trains to modify crews and locomotives and also a center for child support of the rolling equipment. As a upshot of these developments, a tremendous influx of experienced railroad men into the community and considerable supplementary employment was furnished for local townspeople. During this accelerated rapid growth period, Delmar became a “boom town”. New domicile units sprang up whatever over town and extra businesses were expected to meet the demands of its growing population. By 1889, the population of the Town of Delmar had increased to 680 and was yet growing.

In 1888, the Town of Delmar, Maryland was contracted a charter by the General Assembly of Maryland. An psychotherapy of this charter and the laws of Maryland fails to appearance any citation of the twin town of Delmar, Delaware. Therefore, it could be assumed that going on until this period there was very little cooperation amid halves of the Town of Delmar. The Town of Delmar was on the subject of entirely destroyed by ember in 1892 and once more in 1901. The first ember destroyed everything in its path higher than a ten-acre (40,000 m) area and the second major flare was on the subject of as destructive. In each instance, the Town of Delmar was rebuilt and continued as a thriving town. The first indication of any cooperation amid Delmar, Maryland and Delmar, Delaware came in 1924 like surveys were conducted for a attainable sewerage system for every Town of Delmar. The construction of the sewerage system in 1927 was considered the first joint project between the two towns in that the produce an effect provided that both towns would maintain the outfall sewer in imitation of Maryland paying the expenses and billing the Delaware side one-half of all costs.