| Madduvalasa | |
| Settlement Type: | Village |
| Pushpin Map: | India Andhra Pradesh#India |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location in Andhra Pradesh, India |
| Coordinates: | 18.6013°N 83.5925°W |
| Subdivision Type: | Country |
| Subdivision Name: | India |
| Subdivision Type1: | State |
| Subdivision Name1: | Andhra Pradesh |
| Subdivision Type2: | District |
| Subdivision Name2: | Vizianagaram |
| Parts Type: | Talukas |
| Parts: | Vangara |
| Unit Pref: | Metric |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Telugu |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 532122 |
| Blank1 Name Sec1: | Nearest city |
| Blank1 Info Sec1: | Rajam |
| Map Alt: | Dynamic map of village |
Madduvalasa is a village in Vangara mandal of Viziangaram district, Andhra Pradesh, India.
The villagers speak the Telugu language.
The total population of Madduvalasa is 600 (325 males and 275 females), living in 133 houses. The total area of Madduvalasa is .
Madduvalasa Reservoir has been built on the Vegavati and Suvarnamukhi rivers, subsidiaries of the Nagavali River at Madduvalasa. It was commissioned in 1977 and completed in 2002. About of land was brought under cultivation with the water.
The seven villages of Patuvardhanam, Devikiwada, Chinna Devikiwada, CBR Peta, Nukalavada, Narendrapuram and Gitanapalli, comprising about 2,240 families, were adjacent to the Full Reservoir Level (FRL). They were identified for a rehabilitation package involving an expenditure of 270 million.[1]