| Lwówek County | |
| Native Name: | Powiat lwówecki |
| Settlement Type: | County |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Lower Silesian |
| Seat: | Lwówek Śląski |
| Coordinates: | 51.1167°N 50°W |
| Parts Type: | Gminas |
| Parts: | Total 5 |
| P1: | Gmina Gryfów Śląski |
| P2: | Gmina Lubomierz |
| P3: | Gmina Lwówek Śląski |
| P4: | Gmina Mirsk |
| P5: | Gmina Wleń |
| Area Total Km2: | 709.94 |
| Total Type: | Total |
| Population As Of: | 2019-06-30[1] |
| Population Total: | 45975 |
| Population Density Km2: | auto |
| Population Urban: | 23129 |
| Population Blank1 Title: | Rural |
| Population Blank1: | 22846 |
| Blank Name: | Car plates |
| Blank Info: | DLW |
| Website: | https://powiatlwowecki.pl/ |
Lwówek County (pl|powiat lwówecki) is a unit of territorial administration and local government (powiat) in Lower Silesian Voivodeship, south-western Poland. It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998. The county covers an area of 709.9km2. Its administrative seat is the town of Lwówek Śląski, and it also contains the towns of Gryfów Śląski, Mirsk, Wleń and Lubomierz.
As of 2019 the total population of the county is 45,975, the most populated towns are Lwówek Śląski with 8,869 inhabitants and Gryfów Śląski with 6,636 inhabitants.
Lwówek County is bordered by Lubań County to the west, Bolesławiec County to the north, Złotoryja County to the east and Jelenia Góra County to the south. It also borders the Czech Republic to the south.
The county is subdivided into five gminas (all of them urban-rural, centred on the five towns). These are listed in the following table, in descending order of population.
| Gmina | Type | Area (km2) | Population (2019) | Seat |
| Gmina Lwówek Śląski | urban-rural | 240.4 | 17,239 | Lwówek Śląski |
| Gmina Gryfów Śląski | urban-rural | 66.6 | 9,697 | Gryfów Śląski |
| Gmina Mirsk | urban-rural | 186.6 | 8,622 | Mirsk |
| Gmina Lubomierz | urban-rural | 130.4 | 6,192 | Lubomierz |
| Gmina Wleń | urban-rural | 86.0 | 4,225 | Wleń |