Sermaise (Sermaise)
- commune in Essonne, France
- Country:
- Postal Code: 91530
- Coordinates: 48° 32' 10" N, 2° 4' 50" E
- GPS tracks (wikiloc): [Link]
- Area: 13.6 sq km
- Population: 1644
- Web site: http://www.sermaise.org
- Wikipedia en: wiki(en)
- Wikipedia: wiki(fr)
- Wikidata storage: Wikidata: Q252078
- Wikipedia Commons Category: [Link]
- Freebase ID: [/m/03mh6z6]
- Freebase ID: [/m/03mh6z6]
- GeoNames ID: Alt: [6614011]
- GeoNames ID: Alt: [6614011]
- SIREN number: [219105939]
- SIREN number: [219105939]
- BnF ID: [152802143]
- BnF ID: [152802143]
- INSEE municipality code: 91593
- INSEE municipality code: 91593
Shares border with regions:


Le Val-Saint-Germain
- commune in Essonne, France
- Country:
- Postal Code: 91530
- Coordinates: 48° 33' 54" N, 2° 3' 50" E
- GPS tracks (wikiloc): [Link]
- Area: 12.57 sq km
- Population: 1437
- Web site: [Link]


Villeconin
- commune in Essonne, France
- Country:
- Postal Code: 91580
- Coordinates: 48° 30' 49" N, 2° 7' 25" E
- GPS tracks (wikiloc): [Link]
- Area: 14.45 sq km
- Population: 726
- Web site: [Link]


Boissy-le-Sec
- commune in Essonne, France
- Country:
- Postal Code: 91870
- Coordinates: 48° 28' 38" N, 2° 5' 25" E
- GPS tracks (wikiloc): [Link]
- Area: 19.06 sq km
- Population: 677
- Web site: [Link]


Saint-Chéron
- commune in Essonne, France
- Country:
- Postal Code: 91530
- Coordinates: 48° 33' 13" N, 2° 7' 29" E
- GPS tracks (wikiloc): [Link]
- Area: 11.44 sq km
- Population: 5018
- Web site: [Link]


Roinville
- commune in Essonne, France
- Country:
- Postal Code: 91410
- Coordinates: 48° 31' 53" N, 2° 2' 43" E
- GPS tracks (wikiloc): [Link]
- Area: 13.4 sq km
- Population: 1363
- Web site: [Link]