| Katoria | |
| Settlement Type: | Town |
| Pushpin Label Position: | right |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Bihar |
| Subdivision Type2: | District |
| Subdivision Name2: | Banka |
| Unit Pref: | Metric |
| Elevation M: | 247 |
| Population Total: | 146,613 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Hindi[1] |
| Demographics1 Title2: | Additional official |
| Demographics1 Info2: | Urdu |
| Demographics1 Title3: | Regional |
| Demographics1 Info3: | Angika[2] |
| Postal Code Type: | PIN |
| Postal Code: | 813106 |
Katoria is a community development block and Nagar Panchayat in Banka district, Bihar, India.[3] It is one of the part of 11 blocks that make up the Banka district. It is part of Banka Lok Sabha constituency along with other assembly constituencies; namely, Amarpur, Banka, Belhar and Dhoraiya. Katoria Block is bounded by Chandan Block towards South, Belhar Block towards North, Banka Block towards East, Sangrampur Block towards North. Banka, Deoghar, Jhajha, Amarpur are the nearby markets to Katoria. Katoria consists of 223 Villages and 16 Panchayats. Jamua is the smallest Village and Katoria is the biggest Village.
The nearest large cities to Katoria is Kolkata in west Bengal, and Patna in Bihar.
Radhanagar is a village near to Katoria, located 4 km from the main market of Katoria.
Jaipur is a Village in Katoria Block in Banka District of Bihar State, India. It belongs to Bhagalpur Division . It is located 33 KM towards South from District head quarters Banka. 222 KM from State capital Patna. Jaipur Pin code is 813106 and postal head office is Katoria. Jaipur is surrounded by Chandan Block towards South, Mohanpur Block towards South, Deoghar Block towards South, Belhar Block towards North. Deoghar, Banka, Jhajha, Amarpur are the near by Cities to Jaipur.
From Baidyanath Dham Deoghar to Katoria can be reached by railway, bus, auto or taxi.
There are frequent buses which arrive regularly from Deoghar, Jasidih, Banka, Bhagalpur and Sultanganj. It is approximately 35 km from Deoghar. One can also hire a private auto rickshaw or car.
Katoria railway station is approximately 1.5 km from the centre. A few local train leaves daily between Jasidih/Deoghar and Banka. Jaisidih is on the main line and is well connected to all big cities. All major trains stop here, including Rajdhani and Shatabdi Express.
Angika is the local language in Katoria. People also speak Hindi and Santhali.
The total population of Katoria Block is 146,613, living in 23,777 houses spread across a total of 223 villages and 16 panchayats. Males are 76,328 and Females are 70,285
In summer, the highest day temperature in Katoria is in between 29 °C to 44 °C .Average monthly temperatures: January 16 °C, February 20 °C, March 27 °C, April 32 °C, May 35 °C.