Data centers in Slovenia
Datacenter Atlas tracks 14 facilities in Slovenia, 8 data centers and 5 network points of presence: 0.2% of the global inventory and #61 worldwide by facility count.
Compare with another country →
MW: megawatts of power for the computers. PUE: all the electricity a site draws divided by what reaches its computers (1.0 = nothing lost). Networks present: telecom networks recorded at each site, added up. Record quality (A to D) rates the record, not the site. Glossary →
Map
Largest hubs
- Ljubljana9
- Maribor2
- Koper1
A hub is a town with at least 5 facilities, with its close neighbours. Facilities in smaller towns are not listed here, so the hubs do not add up to the country total.
Top operators
All 14 facilities
Sorted by disclosed IT load, then networks present. A row opens the full, source-linked record on the map. No IT load, PUE is disclosed for any of these sites, so the column is hidden.
| Facility | Operator | City | Networks | Record quality |
|---|---|---|---|---|
| SIX SI Ljubljana Technology Park | Arnes | Ljubljana | 9 | B |
| Telemach Tier3 DC | Telemach UG d.o.o. | Ljubljana | 7 | B |
| IT TEL Ljubljana | IT TEL d.o.o. | Ljubljana | 6 | B |
| SIX SI Jozef Stefan Institute | Arnes | Ljubljana | 4 | B |
| Telekom Slovenije - DC Cigaletova | Telekom Slovenije d.d | Ljubljana | 3 | B |
| Softnet Trzin DC | Softnet | Trzin | 2 | B |
| T2 Ljubljana Brnciceva | T-2 d.o.o. | Črnuče | 1 | B |
| Softnet Koper DC | Softnet | Koper | 1 | B |
| Softnet Ljubljana DC | Softnet | Ljubljana | 1 | B |
| Posta Slovenije d.o.o. | Posta Slovenije d.o.o. | Maribor | 1 | B |
| DC Vojkova 58 | MEGA M, d.o.o. | LJubljana | 1 | B |
| Gradbišče ARNES | Arnes | – | – | B |
| Unnamed facility | – | – | – | B |
| Arctur | – | – | – | C |
⚡ Electricity context
- Electricity demand
- 14.4 TWh (2025)
- Grid carbon intensity
- 184 gCO₂/kWh
- Renewables share
- 39.6 %
- Low-carbon share
- 78.8 %
Source: Ember yearly electricity data (CC BY 4.0). Method
Water & climate exposure
- Data centers at high water stress (index ≥ 60)
- 0 of the 8 scored
- Median baseline water stress (WRI Aqueduct, 0–5)
- 0.86
- Median riverine flood risk (0–5)
- 2.05
- Free-cooling hours ≤ 18 °C (median)
- 6,941 h/yr (79 %)
- Median cooling degree days
- 229
Derived indicators: WRI Aqueduct 4.0, GHSL, climate normals. See methodology. Method
Social friction index
Main driver: Neighbourhood (86/100)
How close people live: residents within 1 km and distance to the nearest homes. High = many close neighbours.
- Water
- Energy & grid
- Neighbourhood
- Concentration
- Observed conflict
- Policy context
- regulation not researched (pillar left out)
Composite of water, grid, neighbourhood, concentration, policy and observed-conflict pressure. A derived indicator: not a measurement of public opinion. Method
Regulation
8 measures recorded
See the rules on the regulation map → · Compare with neighbouring countries →
Documented local conflicts & agreements
No documented case yet. Know one? Send it with a source.
Announced large projects
No announced project ≥ 100 MW tracked yet.
Questions
How many data centers are there in Slovenia?
Datacenter Atlas (release 26.08-c2) records 14 facilities in Slovenia: 8 data centers, 5 network points of presence and 1 unclassified sites. The count covers facilities documented in OpenStreetMap, PeeringDB, Wikidata and operator disclosures.
Which companies operate data centers in Slovenia?
The operators with the most tracked facilities in Slovenia are Arnes, Softnet, IT TEL d.o.o., Telekom Slovenije d.d, Posta Slovenije d.o.o..
Where are data centers concentrated in Slovenia?
The largest hubs by facility count are Ljubljana (9), Maribor (2), Koper (1).
Cite this page: Datacenter Atlas (2026). Slovenia, release 26.08-c2. https://www.datacenter-atlas.com/country/slovenia · ODbL / CC BY 4.0