This city is purchasable from the steward in Whiterun for 5000 gold. This is the cheapest house in the game, and only costs 1800 gold for all possible upgrades.
The upgrades include the following upgrades: Kitchen, Living Room, Dining Room, Alchemy Laboratory, Loft, and Bedroom.
The upgrades are further detailed in the book given to you when you purchase the house; Whiterun Home Decorating Guide.
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