Here is the full list of all 76 Townsmen achievements.
Collect taxes: 1000 Thaler
Build 10 buildings
Reach a population of 50
Complete 5 researches
Complete your first research
Finish the tutorial
Finish the scenario "Tournament"
Finish the scenario "Latefall"
Finish the scenario "Economy Crisis"
Finish the scenario "Draught"
Finish the scenario "Trading Post"
Finish the scenario "Wedding"
Finish the scenario "Monumental"
Finish the scenario "Harsh Winter"
Finish the scenario "Kings Bet"
Finish the scenario "Insurgents"
Finish the scenario "Basic Training"
Finish the scenario "Brew"
Finish the scenario "Disease"
Finish the scenario "Farmland"
Finish the scenario "Warridden"
Finish the scenario "Behind Blinders"
Finish the scenario "Girls Desires"
Complete 50 quests
Complete 150 quests
Complete 250 quests
Reach a population of 100
Reach a population of 200
Reach a population of 300
Reach a population of 500
Collect taxes: 10000 Thaler
Collect taxes: 50000 Thaler
Collect taxes: 100000 Thaler
Collect taxes: 1000000 Thaler
Build 25 buildings
Build 50 buildings
Build 75 buildings
Build 100 buildings
Produce 200 bread
Produce 500 bread
Produce 1000 bread
Produce 200 tools
Produce 500 tools
Produce 1000 tools
Produce 200 clothes
Produce 500 clothes
Produce 1000 clothes
Produce 200 jewels
Produce 500 jewels
Produce 1000 jewels
Brew 1000 beers
Produce 1000 sausages
Produce 250 weapons and 250 armors
Earn 250 Prestige by completing quests.
Earn 750 Prestige by completing quests.
Earn 2500 Prestige by completing quests
Play for 60 minutes
Play for 120 minutes
Play for 300 minutes
Play for 500 minutes
Play for 1000 minutes
Repair 50 buildings
Repair 150 buiildings
Repair 500 buildings
Extinguish 100 burning buildings
Lose 100 buildings to fire
Lose every burnable building on the map to fire.
In a scenario, don't lose a single building to fire.
In a scenario, don't lose a single Townie to the plague.
Cure 100 Townies from the plague.
Complete 50 researches
Defeat 4 bandits with one single soldier in a fight
Prevent all bandit raids in a scenario
Have a full watchtower coverage for a 100 Townie city.
Defeat 50 bandits
Win 100 fights against bandits