Factories in Maryland
Maryland has 2,838 manufacturing establishments employing 109,929 people (Census County Business Patterns, 2023), 0.9% of US manufacturing jobs and the 34th most of any state. The largest industries by employment are computers and electronics, food and chemicals. We track 13 new plant projects here, 0 under construction.
- Establishments
- 2,838
- Census 2023
- Manufacturing jobs
- 109,929
- Census 2023
- In EPA records
- 2,251
- Active, ECHO
- New plants
- 13
- 0 building
- Sheet
- MD
- Revised
- November 11, 2026
What is made in Maryland
| Industry (NAICS subsector) | Establishments | Employees | In EPA records |
|---|---|---|---|
| Computers and electronics 334 | 169 | 18,431 | 131 |
| Food 311 | 400 | 16,894 | 281 |
| Chemicals 325 | 154 | 11,506 | 291 |
| Fabricated metal products 332 | 390 | 9,800 | 203 |
| Plastics and rubber 326 | 97 | 8,233 | 76 |
| Machinery 333 | 118 | 7,045 | 87 |
| Printing 323 | 290 | 6,612 | 331 |
| Glass, cement and stone 327 | 168 | 4,801 | 221 |
| Vehicles, aircraft and parts 336 | 85 | 4,669 | 79 |
| Medical devices and other goods 339 | 252 | 4,532 | 69 |
| Furniture 337 | 145 | 3,919 | 111 |
| Wood products 321 | 123 | 3,255 | 62 |
| Beverages and tobacco 312 | 174 | 3,035 | 45 |
| Paper 322 | 25 | 2,037 * | 39 |
| Electrical equipment and appliances 335 | 51 | 1,816 | 35 |
| Textile mills 313 | 18 | 858 | 22 |
| Apparel 315 | 44 | 857 | 15 |
| Textile products 314 | 80 | 601 | 7 |
| Petroleum and coal products 324 | 35 | 561 * | 102 |
| Primary metals 331 | 13 | 313 | 37 |
| Leather goods 316 | 7 | 154 | 7 |
Establishments and employees: U.S. Census Bureau, County Business Patterns 2023, mid-March employment. * Census flags this figure as having high noise. "In EPA records" counts active facilities in EPA's ECHO database, a subset that excludes plants EPA doesn't regulate.
New plants in Maryland
| Project | Industry | Status | Announced |
|---|---|---|---|
| Arsenal-2 shipyard at Tradepoint AtlanticAnduril Industries, Sparrows Point | Aerospace and defense | Announced | $3.7B3,100 jobs |
| Frederick biologics manufacturing facility expansionAstraZeneca, Frederick | Pharmaceuticals | Announced | —200 jobs |
| Gaithersburg clinical manufacturing facilityAstraZeneca, Gaithersburg | Pharmaceuticals | Announced | —100 jobs |
| Frederick bakery expansion (new 176,000 sq ft facility)Bakery de France (with La Lorraine Bakery Group), Frederick | Food and beverage | Announced | —125 jobs |
| Tradepoint Atlantic spiralweld steel pile millJD Fields HDM Spiralweld Mill, LLC (JD Fields & Company / HDM Steel Pipe), Sparrows Point | Steel and metals | Announced | $50M150 jobs |
| Gaslight Square stem cell therapy manufacturing facilityNature Cell America (Nature Cell / Biostar), Baltimore | Pharmaceuticals | Announced | —500 jobs |
| California (St. Mary's County) unmanned aircraft production expansionPlatform Aerospace, California | Aerospace and defense | Announced | —jobs not stated |
| Hanover power systems plant expansionPwrQ, Hanover | Electrical equipment | Announced | —160 jobs |
| Rockville biologics drug substance plant (acquired from GSK, expansion)Samsung Biologics, Rockville | Pharmaceuticals | Announced | $280Mjobs not stated |
| Fort Ritchie medical components plantSJ Incorporation, Cascade | Medical devices | Announced | —300 jobs |
| Baltimore Bayview biologics plantSyngene USA Inc. (Syngene International), Baltimore | Pharmaceuticals | Announced | $50M300 jobs |
| Rockville cell therapy manufacturing facilityAstraZeneca, Rockville | Pharmaceuticals | Operating(reported) | $300M150 jobs |
| Hanover poultry processing facilityHolly Poultry, Hanover | Food and beverage | Operating | —140 jobs |
Factory pages in Maryland
18 Maryland factories have their own page so far: the facilities that report to EPA's Toxics Release Inventory and hold the most detailed federal records. See all 18, grouped by industry.
Questions
What is made in Maryland?
Maryland has 2,838 manufacturing establishments employing 109,929 people (Census County Business Patterns, 2023), 0.9% of US manufacturing jobs and the 34th most of any state. The largest industries by employment are computers and electronics, food and chemicals.
How many manufacturers are in Maryland?
2,838 manufacturing establishments (Census, 2023). EPA's ECHO database lists 2,251 active manufacturing facilities in Maryland that it regulates, 383 of which report to the Toxics Release Inventory.
Are new factories being built in Maryland?
We track 13 large plant projects in Maryland announced since 2021: 0 under construction, 11 announced, 2 operating.
Can you tour a factory in Maryland?
Yes: Boordy Vineyards Winery & Barrel Cellar Tours, Heavy Seas Brewery Tours, Sagamore Spirit Distillery Tour, Union Craft Brewing Tours & Tastings.