| Neyyassery | |
| Settlement Type: | village |
| Pushpin Map: | India Kerala#India |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Kerala, India |
| Coordinates: | 9.9339°N 76.7772°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Kerala |
| Subdivision Type2: | District |
| Subdivision Name2: | Idukki |
| Unit Pref: | Metric |
| Elevation M: | 60 |
| Population Total: | 7610 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Malayalam, English |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 685581 |
| Area Code Type: | Telephone code |
| Area Code: | 04862 |
| Registration Plate: | KL-38 |
| Blank1 Name Sec1: | Nearest city |
| Blank1 Info Sec1: | Thodupuzha |
| Blank2 Name Sec1: | Literacy |
| Blank2 Info Sec1: | 100% |
| Blank3 Name Sec1: | Lok Sabha constituency |
| Blank3 Info Sec1: | Idukki |
| Blank4 Name Sec1: | Vidhan Sabha constituency |
| Blank4 Info Sec1: | Thodupuzha |
Neyyassery is a village in Karimannoor Panchayat in Thodupuzha Taluk of Idukki district in the Indian state of Kerala. Its registered population was 7,557 according to the 2011 census report, compared to the 2001 population of 7,610; the village population decreased somewhat in that decade.[1] Most of the population is engaged in farming and rubber cultivation fostered by its fertile soil and low-pollution environment. Foreign remittances are one of the main sources of income for people in Neyyassery.
Nearby towns and villages are Kothamangalam, Karimannoor, Thodupuzha, Udumbannoor, Muthalakodam, Vannappuram, Kaliyar, Thommankuthu, Vandamattam, and Kalloorkkad.
India census, Neyyassery had a population of 7,610: 3,829 males and 3,781 females.