| Level | Points |
| 1 | 110 |
| 2 | 121 (+11) |
| 3 | 133 (+12) |
| 4 | 146 (+13) |
| 5 | 161 (+15) |
| 6 | 177 (+16) |
| 7 | 195 (+18) |
| 8 | 214 (+19) |
| 9 | 236 (+22) |
| 10 | 259 (+23) |
| 11 | 285 (+26) |
| 12 | 314 (+29) |
| 13 | 345 (+31) |
| 14 | 380 (+35) |
| 15 | 418 (+38) |
| 16 | 459 (+41) |
| 17 | 505 (+46) |
| 18 | 556 (+51) |
| 19 | 612 (+56) |
| 20 | 673 (+61) |
| 21 | 740 (+67) |
| 22 | 814 (+74) |
| 23 | 895 (+81) |
| 24 | 985 (+90) |
| 25 | 1,083 (+98) |
In the Senate you can have new buildings erected or existing buildings expanded. The higher the Senate level, the more quickly the construction work is done.
2
2
In the cave spies can be assigned to scout enemy cities.
At the agora you can get an overview of your troops inside and outside of your city. You can also admire the cultural achievements of your city here and plan your next campaigns with the battle simulator.
In the dense forests outside your polis, your lumberjacks are harvesting the massive amounts of lumber that is needed to expand your city and supply your troops. The higher the expansion level of the timber camp, the more usable wood is produced by your lumberjacks.
In the quarry your workers are extracting the rock that is important for your city's development. The higher the expansion level, the more rock is being extracted.
In the silver mine your workers are scraping the precious silver ore that is used to mint the silver coins. The higher the expansion level of the mine, the more silver coins can be minted.
The market place gives you the opportunity to send resources to other players. You can also trade with the farming villages on your island.
The harbor is where you can expand your naval fleet. You can construct naval transport units as well as naval combat units. The speed with which your naval units are constructed depends on the expansion level of the harbor.
In the barracks you can recruit regular troops and mythical units. The higher the expansion level of the barracks, the more quickly you can train your troops.
The city wall protects your polis against enemy troops. It fortifies your ground defense and increases your troops' defense value.
By building a theater, you can present great dramas to your population and thus increase the cultural value of your polis.
Great importance was placed on hygiene in Ancient Greece. By building thermal baths, you can increase your population's health and raise your population number by 10%.
Knowledge is power. By building a library, you will receive 12 additional research points that you can invest in the discovery of new technologies at the academy.
The Lighthouse of Alexandria was considered one of the seven famous World Wonders. By building a smaller version near the harbor, you increase your fleet's speed by 15%, since it greatly improves the navigation.
A mighty guard tower increases the defensive strength of your troops by 10% and turns your polis into a nearly invincible stronghold against attackers.
The Greek gods are difficult to please and demand many signs of your worship. With this Divine statue you can show them how important they are to you and thus increase the Divine favor produced in the temple.
Enemy spies are uncovered with the help of the Oracle. This way you know who has spied on you and you can prepare yourself for impending attacks.
This increases the maximum trade ratio of the Phoenician merchant and of farming villages as well as the available trade capacity per market place level from 500 to 750.
Your city's resources are stored in the warehouse. The higher the expansion level of the warehouse, the more resources can be stored there. Each expansion level protects 100 of each resource against being looted.
The farm provides your workers and troops with food. You have to expand the farm for your city to grow. The higher the expansion level of the farm, the more residents can be provided for - and the more troops you can feed.
You can conduct research at the academy. Grepolis offers you various technologies that can fortify your troops, make your construction skills more effective or give you new battle techniques. The higher the expansion level of your academy, the more technologies you can discover.
At the temple you can worship a god of your choice. Each of the Grepolis gods can enact different Divine Powers and bring different mythical units to life. For both of these you will need a Divine favor that is created by the worshiped god in the temple. The higher the expansion level of the temple, the more Divine favors will be given to you by the gods.