Short answer
DENUE lists 195 auto-parts and metal fabrication plants with 11 or more staff in Aguascalientes: 86 auto parts and 109 metal fabrication. 94 have 51 or more staff, and 55 match an IMMEX program on exact name and postal code. The median straight-line distance to the Laredo crossing is 692 km.
Key facts
- INEGI state code
- 01
- Municipalities with plants
- 6
- IMMEX programs registered in the state
- 92 (August 2026 directory)
The numbers
| Group | Plants |
|---|---|
| Auto parts (SCIAN 3363), 11+ staff | 86 |
| Metal fabrication (SCIAN 332), 11+ staff | 109 |
| With 51 or more staff | 94 |
| With an exact IMMEX match (name and postal code) | 55 (28% of plants) |
| Staff band | Plants |
|---|---|
| 11 to 30 | 81 |
| 31 to 50 | 20 |
| 51 to 100 | 23 |
| 101 to 250 | 22 |
| 251 or more | 49 |
What Aguascalientes plants make
| Process | Plants, 11+ staff | With 51+ staff |
|---|---|---|
| CNC machining | 47 | 2 |
| Engine and powertrain parts | 18 | 15 |
| Stamping and forging | 17 | 16 |
| Welded structures | 17 | 2 |
| Seating and interior trim | 15 | 11 |
| Coating and plating | 13 | 4 |
| Wire harnesses and electrical parts | 10 | 7 |
| Wire forms and springs | 4 | 2 |
| Steering and suspension parts | 3 | 3 |
| Brake parts | 3 | 3 |
Where the plants are
Plants in Aguascalientes sit in 6 municipalities. The largest clusters are below.
| Municipality | Plants |
|---|---|
| Aguascalientes | 122 |
| Jesús María | 35 |
| San Francisco de los Romo | 33 |
Distance to the border
Straight-line distance from a plant in Aguascalientes to the World Trade International Bridge at Laredo runs from 660 to 723 km, with a median of 692 km. Road distance is longer, and other crossings may suit your freight.
Before you approach a plant
A DENUE listing shows that an establishment exists. Check its IMMEX status and the SAT 69-B list before you book a visit; the verification guide has the steps, and what Testigo checks shows the record you should end up with.
Frequently asked questions
How many auto parts plants are in Aguascalientes?
INEGI’s DENUE lists 86 auto-parts plants with 11 or more staff in Aguascalientes, plus 109 metal fabrication plants. Of the 195 together, 94 have 51 or more staff. Testigo counted these from INEGI’s bulk files on 25 September 2026.
Which cities in Aguascalientes have the most plants?
In DENUE, Aguascalientes (122), Jesús María (35), San Francisco de los Romo (33) have the most plants among the 6 municipalities with auto-parts or metal fabrication plants of 11 or more staff. Counts are establishments in INEGI’s directory as of 25 September 2026.
How far is Aguascalientes from the US border?
Straight-line distance from plants in Aguascalientes to the Laredo crossing runs from 660 to 723 km, median 692 km. Road distance is longer. Testigo measures to Laredo because most of its pilot buyers cross there; other crossings are closer for some plants.