Maryland Number of Private Business Establishments in the NAICS 541511 Custom computer programming services Industry By County in 2025 Q3 (QCEW)

Updated on April 2, 2026.

According to data from the US Bureau of Labor Statistics, in 2025 Q3, Maryland had 4,479 number of private business establishments in the NAICS 541511 Custom computer programming services Industry. Among all Maryland counties, Montgomery had the highest number of private business establishments (781), followed by Howard (362), and Baltimore (276).

The chart and table shows the number of business establishments for each county.

You can see similar information for other states, and for the United States.

You can see similar information for other industries.

Related Topics: Maryland BLS Topic List.

Data Source: US Bureau of Labor Statistics (QCEW).

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Maryland Number of Private Business Establishments in the NAICS 541511 Custom computer programming services Industry By County in 2025 Q3

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County	Number of Business Establishments
Allegany	4
Anne Arundel	273
Baltimore	276
Calvert	16
Caroline	4
Carroll	54
Cecil	15
Charles	30
Dorchester	5
Frederick	142
Garrett	25
Harford	77
Howard	362
Kent	6
Montgomery	781
Prince George's	217
Queen Anne's	15
St. Mary's	34
Talbot	4
Washington	27
Wicomico	3
Worcester	15
Baltimore city	180