| Kasarsai | |
| Settlement Type: | Village |
| Pushpin Map: | India Maharashtra#India |
| Pushpin Map Caption: | Location in PUNE, MAHARASHTRA,INDIA |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Maharashtra |
| Subdivision Type2: | District |
| Subdivision Name2: | Pune |
| Subdivision Type3: | Tehsil |
| Subdivision Name3: | Mulshi |
| Unit Pref: | Metric |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Marathi |
| Demographics1 Title2: | Other spoken |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Area Code Type: | Telephone code |
| Area Code: | 411057 |
| Registration Plate: | MH-14 |
| Iso Code: | IN-MH |
| Government Type: | Municipal Corporation |
Kasarsai is in Mulshi taluka[1] of Pune District in the state of Maharashtra, India.Talukas surrounding Kasarsai are Karjat taluka, Talegaon Dabhade Taluka, Mawal taluka and by Khalapur taluka. Districts closest to the kasarsai are Raigad district, Thane district, Mumbai City district and Mumbai Suburban district. Nearest SANT TUKARAM SAHAKARI SAKHAR KARKHANA railway stations around kasarsai are Vadgaon railway KASARSAI DAM station, Begdewadi railway station, Lonavala railway station, Talegaon railway station and Kamshet railway station.[2]