States · Delaware · New Castle County

Glasgow, Delaware.

A community in New Castle County, with no city government of its own. Zillow publishes no home prices for it: see New Castle County’s.

Living in Glasgow, New Castle County, Delaware

Glasgow, in New Castle County, had 15,288 people in the 2020 census. Half its households earn more than $113,982 a year and half less, against $91,166 across New Castle County; 8% of its people live below the poverty line. 84% of its homes are lived in by their owners and 16% are rented. Unemployment in New Castle County was 4.9% in August 2026, and the county had 0.8% more jobs in 2025 than the year before. The most residents work in schools and health care, then professional services.

People 15,288 in the 2020 census; median age 43.5
Household income $113,982 the median, give or take $4,665 · New Castle County: $91,166
Unemployment 4.9% New Castle County, August 2026; 5.5% a year before
Homes 84% lived in by their owners; 16% rented
  • 5,690households
  • 38%of adults have a degree
  • 8%below the poverty line
  • 29 mintypical commute
  • 15%work from home

What residents work in

  • Schools, hospitals and social care30%
  • Professional and business services12%
  • Manufacturing11%
  • Shops (retail)9%
  • Banks, insurance and property9%
  • Transport, warehouses and utilities9%

Employed residents by industry, from the Census survey. New Castle County had 306,171 jobs in 2025, 0.8% more than the year before (Bureau of Labor Statistics).

Weather through the year

Average daily high and low for each month: coldest in January, 42° and 25°; warmest in July, 89° and 66° 20° 40° 60° 80° J 42° 25° F M A M J J 89° 66° A S O N D
Average daily high and low for each month: coldest in January, 42° and 25°; warmest in July, 89° and 66° 20° 40° 60° 80° J 42° 25° F M A M J J 89° 66° A S O N D

Coldest in January, with highs near 42° and lows near 25°; warmest in July, with highs near 89° and lows near 66°. About 47 inches of rain and melted snow a year.

Average daily high and low, 1991–2020, at the Newark Ag Farm weather station, 5 miles away (NOAA).

Largest workplaces in Glasgow

  1. NAI Saturn EasternSupermarkets and other grocery stores117
  2. BearMail and parcel delivery109
  3. Acme MarketsSupermarkets and other grocery stores89
  4. Wawa SiteConvenience store50
  5. Jospeh T Ryerson & Son, Inc - WilmingtonMetals service centers35
  6. Ryerson WilmingtonMetal service center35
  7. Weitron, Newark, DE FacilityRefrigeration equipment and supplies, commercial-type, merchant wholesalers30

Staff on average in 2025, as each workplace reported it to OSHA with its injury records: 7 workplaces with 20 or more staff, 465 people in all. Not listed: many offices and banks, which need not report to OSHA; military bases, whose staff OPM withholds; and, in about half the states, city and county governments.

Natural hazards

  1. Winter weatherRelatively high
  2. Inland floodingRelatively high
  3. Heat wavesRelatively moderate
  4. Cold wavesRelatively moderate
  5. Strong windRelatively moderate

FEMA’s National Risk Index (December 2025) rates the risk each natural hazard poses to the people, buildings and farms in Glasgow’s census tracts, against the rest of the country; all of them together, relatively moderate. It is meant for planning, not a substitute for a local risk assessment or a flood map: FEMA’s index.

From the U.S. Census Bureau’s 2020 census and its American Community Survey (2020–2024 five-year estimates), and the Bureau of Labor Statistics. A survey, so each figure has a margin of error, and figures it is not sure of are left out. More on New Castle County.