| City : | Louisville/jefferson County Metro Government (balance) |
| County : | Jefferson County |
| State : | Kentucky (KY) |
| Land Area : | 325.25 sq mi |
| Water Area : | 16.96 sq mi |
| Latitude : | 38.1780769 |
| Longitude : | -85.6667077 |
| Population (2010): | 597,337 |
| Population Estimate (2012) : | 597,231 |
| Population Density : | 1,836.57/sq mi |
| Housing Units (2012) : | 270,928 |
| Median Household Income (2012) : | $44,111 (Kentucky : $42,610, USA : $53,046) |
| Median Family Income (2012) : | $57,642 (Kentucky : $53,833, USA : $64,585) |
| Median House Price (2012) : | $139,400 (Kentucky : $120,000, USA : $181,400) |
Louisville/jefferson County Metro Government (balance) Zip Codes
| 40023 (4,118) | 40041 (286) | 40059 (16,708) |
| 40118 (9,724) | 40177 (1,463) | 40202 (6,772) |
| 40203 (19,694) | 40204 (14,236) | 40205 (23,678) |
| 40206 (18,865) | 40207 (29,745) | 40208 (13,227) |
| 40209 (360) | 40210 (14,822) | 40211 (22,612) |
| 40212 (17,685) | 40213 (16,796) | 40214 (45,291) |
| 40215 (22,287) | 40216 (40,746) | 40217 (12,507) |
| 40218 (31,658) | 40219 (38,032) | 40220 (33,109) |
| 40222 (21,359) | 40223 (22,011) | 40228 (15,743) |
| 40229 (36,852) | 40231 (0) | 40241 (28,988) |
| 40242 (10,930) | 40243 (10,210) | 40245 (30,109) |
| 40258 (26,465) | 40272 (37,394) | 40280 (303) |
| 40291 (35,427) | 40299 (38,371) |