Soisy-sous-Montmorency (Soisy-sous-Montmorency)
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95230
- Coordinates: 48° 59' 16" N, 2° 17' 59" E
- GPS tracks (wikiloc): [Link]
- Area: 3.98 sq km
- Population: 18113
- Web site: http://www.soisy-sous-montmorency.fr
- Wikipedia en: wiki(en)
- Wikipedia: wiki(fr)
- Wikidata storage: Wikidata: Q839549
- Wikipedia Commons Category: [Link]
- Freebase ID: [/m/09x682]
- Freebase ID: [/m/09x682]
- GeoNames ID: Alt: [2974385]
- GeoNames ID: Alt: [2974385]
- SIREN number: [219505989]
- SIREN number: [219505989]
- BnF ID: [152805305]
- BnF ID: [152805305]
- VIAF ID: Alt: [148891317]
- VIAF ID: Alt: [148891317]
- MusicBrainz area ID: [66395419-1293-4317-9b8a-8e13836e0888]
- MusicBrainz area ID: [66395419-1293-4317-9b8a-8e13836e0888]
- SUDOC authorities ID: [034843183]
- SUDOC authorities ID: [034843183]
- INSEE municipality code: 95598
- INSEE municipality code: 95598
Shares border with regions:

Andilly
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95580
- Coordinates: 49° 0' 19" N, 2° 17' 58" E
- GPS tracks (wikiloc): [Link]
- Area: 2.7 sq km
- Population: 2572
- Web site: [Link]


Eaubonne
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95600
- Coordinates: 48° 59' 29" N, 2° 16' 47" E
- GPS tracks (wikiloc): [Link]
- Area: 4.42 sq km
- Population: 24609
- Web site: [Link]


Enghien-les-Bains
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95880
- Coordinates: 48° 58' 11" N, 2° 18' 29" E
- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 45 м m
- Area: 1.77 sq km
- Population: 11413
- Web site: [Link]


Saint-Gratien
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95210
- Coordinates: 48° 58' 16" N, 2° 16' 55" E
- GPS tracks (wikiloc): [Link]
- Area: 2.42 sq km
- Population: 20827
- Web site: [Link]


Montmorency
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95160
- Coordinates: 48° 59' 23" N, 2° 19' 19" E
- GPS tracks (wikiloc): [Link]
- Area: 5.37 sq km
- Population: 21258
- Web site: [Link]