| Karancslapujtő | |
| Pushpin Map: | Hungary |
| Pushpin Map Caption: | Location of Karancslapujtő in Hungary. |
| Coordinates: | 48.15°N 63°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Northern Hungary |
| Subdivision Type2: | County |
| Subdivision Name2: | Nógrád |
| Subdivision Type3: | District |
| Subdivision Name3: | Salgótarján |
| Government Footnotes: | [1] |
| Leader Party: | Independent |
| Leader Title: | Mayor |
| Leader Name: | Baksa Sándor |
| Unit Pref: | Metric |
| Area Footnotes: | [2] |
| Area Total Km2: | 19.35 |
| Population Footnotes: | [3] |
| Population Total: | 2371 |
| Population As Of: | 2022 |
| Population Density Km2: | auto |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 3182 |
| Area Code Type: | Area code |
| Area Code: | 32 |
Karancslapujtő is a village in Nógrád County, Hungary with 2,371 inhabitants (2022).