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    MD: Bladensburg (HQ)

    (301) 927-8300

    4700 Annapolis Road, Bladensburg, MD 20710, USA

    Mon-Fri 6:30AM to 4:00PM Saturday 6:30AM to 12:00PM Sunday CLOSED

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    (301) 927-8300

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      EM Block

      EM Block

      The best and most trusted masonry block manufacturer and distributor of masonry, hardscaping, and stormwater products serving metropolitan Baltimore and Washington from our yards in Bladensburg (HQ), Baltimore, and Gaithersburg. Family-owned and operated for nearly 100 years.

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      We Carry What You Need

      More Than Just Blocks
      EM Block 4700 Annapolis Road, Bladensburg, MD 20710, USA (301) 927-8300
      Bay Ready Mix, EM Block 95 Stahls Point Rd, Baltimore, MD 21226, USA (301) 927-8300
      EM Block 14 Chestnut Street, Gaithersburg, MD, USA 301-590-1700

      Hours of Operation

      Monday – Friday 6:30 am-4:00 pm (gates close at 3:45 pm)
      Saturday 6:30 am- 12 pm (gates close at 11:45 am)
      Sunday Closed

      Bladensburg: 301-927-8300   |   Gaithersburg: 301-590-1700