| County : | Franklin County |
| State : | Ohio (OH) |
| Land Area : | 532.19 sq mi |
| Water Area : | 11.32 sq mi |
| Latitude : | 39.9694465 |
| Longitude : | -83.0082580 |
| Population (2010): | 1,163,414 |
| Population Estimate (2012) : | 1,167,484 |
| Population Density : | 2,186.11/sq mi |
| Housing Units (2012) : | 527,186 |
| Median Household Income (2012) : | $50,700 (Ohio : $48,246, USA : $53,046) |
| Median Family Income (2012) : | $64,610 (Ohio : $61,163, USA : $64,585) |
| Median House Price (2012) : | $153,600 (Ohio : $133,700, USA : $181,400) |
Franklin County Cities / Towns
| Bexley City (13,057) | Blacklick Estates (8,682) | Brice Village (114) |
| Canal Winchester Village (7,101) | Columbus City (787,033) | Darbydale (793) |
| Dublin City (41,751) | Gahanna City (33,248) | Grandview Heights City (6,536) |
| Grove City (35,575) | Groveport Village (5,363) | Harrisburg Village (320) |
| Hilliard City (28,435) | Huber Ridge (4,604) | Lake Darby (4,592) |
| Lincoln Village (9,032) | Lithopolis Village (1,106) | Lockbourne Village (237) |
| Marble Cliff Village (573) | Minerva Park Village (1,272) | New Albany Village (7,724) |
| Obetz Village (4,532) | Pickerington City (18,291) | Reynoldsburg City (35,893) |
| Riverlea Village (545) | Upper Arlington City (33,771) | Urbancrest Village (960) |
| Valleyview Village (620) | Westerville City (36,120) | Whitehall City (18,062) |
| Worthington City (13,575) |
Franklin County Zip Codes
| 43002 (2,262) | 43004 (22,727) | 43016 (31,306) |
| 43017 (37,626) | 43026 (54,017) | 43054 (20,566) |
| 43064 (12,580) | 43065 (38,821) | 43068 (51,836) |
| 43081 (55,991) | 43085 (23,258) | 43109 (118) |
| 43110 (33,847) | 43119 (27,698) | 43123 (58,424) |
| 43125 (12,161) | 43126 (326) | 43137 (2,388) |
| 43140 (24,066) | 43146 (12,369) | 43147 (38,440) |
| 43201 (35,495) | 43202 (20,251) | 43203 (8,108) |
| 43204 (42,104) | 43205 (12,272) | 43206 (21,864) |
| 43207 (45,144) | 43209 (27,228) | 43210 (9,432) |
| 43211 (21,600) | 43212 (18,551) | 43213 (30,444) |
| 43214 (24,650) | 43215 (12,790) | 43217 (2,602) |
| 43219 (27,123) | 43220 (24,989) | 43221 (31,265) |
| 43222 (4,617) | 43223 (27,366) | 43224 (38,699) |
| 43227 (21,340) | 43228 (50,737) | 43229 (46,347) |
| 43230 (51,161) | 43231 (19,685) | 43232 (42,201) |
| 43235 (38,493) |