Cities Skylines II Update v1.5.7F1 (upd.03.05.2026) - P2P

Cities Skylines II Update v1.5.7F1 is the latest patch for the acclaimed city building simulation, released in 2023 by Iceflake Studios and Colossal Order. Published by Paradox Interactive, this update focuses on stability, performance, and community requested features. The patch size is approximately 2.1 GB on Steam and includes dozens of fixes across simulation, UI, and asset loading. The latest version of the game introduces a new asset preloading system that reduces stuttering when zooming across large cities.

Load times for saves with over 100,000 citizens have decreased by up to 25 percent. The simulation engine now handles vehicle pathfinding more efficiently, reducing traffic congestion caused by pathfinding loops. Another major addition is the customizable economy sliders in the gameplay options. Players can now adjust commercial and industrial demand multipliers, as well as set limits on resident move‑in speed. This gives more control for players who want a slower or faster paced city growth.

Bug Fixes and Quality of Life

The update resolves a long standing issue where garbage trucks would ignore certain districts. It also fixes an error that caused deathcare services to stop functioning after reaching a population milestone. The UI now displays accurate tooltips for public transport lines, and the road upgrade tool no longer accidentally deletes pedestrian paths.

The latest version also improves the modding interface. The asset editor now supports custom LOD models, and the code modding API has been expanded with new hooks for vehicle behavior and UI extensions. This update prepares the game for the upcoming Bridges and Ports expansion.

How to Get the Update

To download the latest version of Cities Skylines II, simply update your game through Steam, Microsoft Store, or your preferred platform. The patch is free for all owners of the base game. Players are advised to back up their saves before updating, though no compatibility issues have been reported. For full patch notes, visit the Paradox Interactive forums.

If you enjoy managing traffic, zoning districts, and watching your city grow, this Cities Skylines II update makes the experience smoother and more customizable than ever. Download the update and continue building your dream metropolis.

NOTE. Uploaded version: 03 May 2026 [v1.5.7F1]. This is Full Release and latest version of game. The game is already Pre-Installed and ready to run, read the instruction below.

New features:

• Historic Building-option

  • When enabled, selected buildings will be prevented from leveling up or being abandoned.

• In-game performance testing tool, accessible from the main menu options tab called “Benchmark”.

  • New launch parameter -benchmark to start benchmarking directly on startup.

• Encyclopedia

  • New chapters have been added: Building Customization, Road Zones.

• UI toolbar scaling and opacity setting.

• Universal mod-button added to the main UI where mod creators can choose to place their mods into a unified menu.

Gameplay:

• Stopped citizens from moving in and out with taxis to reduce the move-in traffic.

• Reduced the overall dog population by adjusting household pet limits and spawn probabilities. No dogs were harmed in this process. Affects new households (including in existing saves).

• The Education system has been balanced to better align elementary and high school demand, reducing extreme imbalance with elementary schools while high schools remained underused.

• Reduced cases where citizens get stuck during robberies.

• The “Urban Cycling Initiative” policy now increases bicycle usage from 20% to 50%.

• Fixed mixed housing causing commercial and medium-density residential demand to permanently stay low.

• Fixed signature offices being incorrectly treated as available for sale, causing office demand to drop even while occupied.

• Fixed office demand using wrong data for citizens and removing a multiplier workaround, which was causing too many Software companies to spawn. City production statistics are now sampled over a longer time period, reducing fluctuations caused by time of day.

• Fixed an issue where a handful of commercial buildings received no customers, killing demand. Commercial demand is now based on how well-stocked your shops are on average.

• Fixed outside connections not working with non-highway roads.

• Fixed an issue where students could only participate in leisure activities during study time.

• Fixed an issue where buses and trams could get stuck in a permanent boarding state at busy stops, preventing departure and causing vehicle queues and despawning.

• Fixed an issue where building upgrades could stall and not progress when resource delivery processing was skipped during certain update frames, causing the level indicator to become stuck.

• Fixed port mail transfer pathfinding.

• Fixed an issue where some offices could stop producing or trading in certain situations.