Pennsylvania - Role: Building
| Gemeinhaus-Lewis David De Schweinitz Residence |
| General Electric Switchgear Plant |
| General Stores and Mold Loft Building-Harriman Yard of the Merchant Shipbuilding Corporation |
| General Washington Inn |
| General Wayne Inn |
| George, Henry, Birthplace |
| German Evangelical Zion Lutheran Church |
| Germania Turnverein Building |
| German Society of Pennsylvania |
| Germantown Cricket Club |
| Germantown Fireproof Storage Warehouse |
| Germantown Grammar School |
| Germantown Jewish Centre |
| Germantown Junction Station |
| Gettysburg Armory |
| Gibson House |
| Gilbert, Thomas and Lydia, Farm |
| Gilfillan Farm |
| Gillespie, Elizabeth Duane, Junior High School |
| Gilpin Homestead |
| Girard College Complex |
| Girard Group |
| Given, James, Tavern |
| Givin, Amelia S., Free Library |
| Gladden, Joseph, House |
| Gladstone School |
| Glassworks-Core House |
| Glassworks-Gabler House |
| Glenays |
| Glencairn |
| Glendside Memorial Hall |
| Glen Foerd at Torresdale |
| Globe Knitting Mills |
| Globe Ticket Company Building |
| Gloninger Estate |
| Gloria Dei (Old Swedes') Church National Historic Site |
| Goodman Brothers and Hinlein Company |
| Goodwin Acres |
| Gordon, George W., Farm |
| Gosztonyi Savings and Trust |
| Gotham Silk Hosiery Company |
| Grace Church, Mt. Airy |
| Graeme Park |
| Graff's Market |
| Graham and Laird, Schober and Mitchell Factories |
| Grand Army of the Republic Building |
| Grand Army of the Republic Hall |
| Grange, The |
| Grant, O.B., House |
| Gratz, Simon, High School |
| Graver's Lane Station |
| Gray, John, House |
| Grays Road Recreation Center |
| Gray-Taylor House |
| Great Conewago Presbyterian Church |
| Great Valley Mill |
| Greene Academy |
| Greene Hills Farm |
| Greenfield Elementary School |
| Green Hill Farms |
| Green Hills Farm |
| Greensboro Public School |
| Greensburg Railroad Station |
| Green Tree Tavern |
| Greenwood Farm |
| Greenwood School |
| Greersburg Academy |
| Gregg, Andrew, Homestead |
| Gregg, Joseph, House |
| Grey Towers |
| Grey, Zane, House |
| Griesemer-Brown Mill Complex |
| Griest, W.W., Building |
| Griffey, Benjamin, House |
| Griffith, William R., House |
| Grimshaw Silk Mill |
| Gristmiller's House |
| Grove Mansion |
| Grubb, Conrad, Homestead |
| Grubb Mansion |
| Gruber Wagon Works |
| Grumblethorpe |
| Grumblethorpe Tenant House |
| Grundy Mill Complex |
| Guinston United Presbyterian Church |
| Guthrie, George W., School |
| Gwynedd Hall |
| Hagan, I. N. and Bernadine, House |
| Hager Building |
| Haines, Hanson, House |
| Haines Mill |
| Hain Mill |
| Hajoca Corporation Headquarters and Showroom |
| Half-Moon Inn |
| Hall, Joseph E., House |
| Hamburg Armory |
| Hamburg Public Library |
| Hamilton, Alexander, House |
| Hamilton Apartments |
| Hamilton-Ely Farmstead |
Data from United States Park Service and Wikidata
