Finance a carport with a tool shed: Your guide for 2025
30 Jun 2025
6
Minutes
Katrin Straub
CEO at nextsure
A carport with a tool shed protects your car and provides valuable storage space. However, the costs can quickly exceed 10,000 euros. Discover how to find the right financing for your construction project and benefit from government regulations.
The topic in brief and concise terms
The total cost for a carport with a storage shed is usually between 3,000 and 15,000 euros, depending on the material and personal effort.
A modernization loan is often more favorable in terms of interest for property owners than a flexible installment loan.
The necessity of a building permit depends on your federal state; a request to the building authority is always required.
Cost Analysis: The Actual Expenditure for Your Construction Project
The total cost for a carport with a tool shed consists of several items. Basic wooden kits start at around 2,500 euros. For more durable models made of aluminium, you should expect at least 4,000 euros. Additionally, there are costs for the foundation, which, depending on size and soil conditions, range between 500 and 1,500 euros. Many underestimate the additional expenses for professional assembly, which often amount to 20 to 30 percent of the kit costs. A double carport made of wood with a 10-square-metre shed can quickly reach 12,000 euros, including all additional costs. Careful planning of these expenses is the first step to a solid carport financing. The choice of the right financing method depends heavily on this calculation.
Comparison of Financing Options: Installment Loan, Modernization Loan and Building Savings
When it comes to financing your carport, you mainly have three options. The traditional installment loan offers maximum flexibility as it is not earmarked for a specific purpose and covers sums of up to €75,000. A modernization loan is often cheaper in terms of interest but usually requires property ownership and is purpose-bound. The interest rate difference can be up to two percentage points. A third option is an existing building savings contract, which offers favourable loan interest rates after allocation. Here's an overview of the most common options:
Installment loan: Ideal for tenants or for amounts under €10,000, as the process is straightforward.
Modernization loan: The best choice for property owners, often offering interest benefits of one percent or more compared to installment loans.
Housing loan without land register entry: Many banks offer loans up to €50,000 without the expensive land register entry.
Building savings loan: Makes sense with a long lead time, as the savings phase can take several years.
Our expert tip: Compare the effective interest rates of at least three different providers to save several hundred euros. A loan with no specific purpose gives you the necessary freedom for unforeseen costs. Next, we'll check if government grants can lower your costs.
Review government funding: Subsidies for e-mobility and sustainability
State subsidies can significantly reduce the costs of your project. Particularly relevant was the KfW programme 'Solar Power for Electric Cars (442)'. This programme offered grants of up to €10,200 for the combination of a photovoltaic system, electricity storage, and a wallbox. A south-facing carport was often the ideal structural condition for this. However, the funds for this programme were exhausted within a few hours in the past and are currently suspended for 2024 and 2025. It is advisable to regularly check the KfW website for a possible relaunch. Regardless of federal programmes, some municipalities and federal states offer their own subsidies for the installation of wallboxes or green roofs on carports, which are often between €200 and €500. Researching with your local authorities can be worthwhile. A modernisation loan for energy renovation can be an alternative if you are planning further renovations. However, before construction begins, the legal framework conditions must be clarified.
Overcoming Legal Hurdles: Understanding Planning Permission and Neighbour Rights
The need for a building permit is the most common legal obstacle when constructing a carport. The regulations vary significantly between the 16 federal states. In Bavaria, covered parking spaces up to an area of 50 square metres are often exempt from requiring a permit. In North Rhine-Westphalia, this limit is only 30 cubic metres of enclosed space. Therefore, it is essential to consult the relevant building authorities before purchasing or constructing, which can save you fines of up to 50,000 euros. Also, be aware of the regulations regarding boundary development. As a rule, carports may be erected directly on the property boundary if they do not exceed certain dimensions (e.g., a maximum length of nine metres on one boundary). Our expert tip: Get written consent from your neighbour, even if it is not legally required. This can avoid conflicts later on. A look at your local development plan will provide information on further local requirements. With solid planning for your home and living, you can protect yourself. Once the carport is in place, the question of the right protection arises.
Secure your investment: The right insurance coverage for carport and contents
A newly erected carport with a tool shed must be properly insured. The structure itself is generally covered by home insurance. Notify your insurance of the new construction immediately to ensure protection. This may increase the annual premium by 20 to 50 euros. The contents of the tool shed, such as tools or bicycles, are covered by household insurance. Check your policy to see if outbuildings are explicitly included. It's important that the shed can be locked to ensure protection against burglary. The insurance typically covers damage caused by:
Fire
Storm (from wind force eight)
Hail
Water damage
Burglary (only for contents)
Good coverage is part of every well-thought-out construction financing. Our independent advice helps you find the right tariffs. With the right financing and insurance, nothing stands in the way of your project.
Your Path to a New Carport: A Step-by-Step Guide
From the initial idea to the finished carport, only a few well-planned steps are required. A systematic approach helps to save time and money. The entire process typically takes between four and twelve weeks from planning to completion. Start with a detailed cost estimate that includes at least a 15 percent buffer for the unforeseen. Obtain at least three comparative quotes for materials and craftsmen. Use an online calculator for building financing to compare initial conditions. Remember that even a small project like a carport can increase the value of your property by up to five percent. With the right preparation, your construction project will be a complete success. Request an individual risk analysis now: Have your insurance situation checked free of charge and receive concrete optimisation suggestions.
More useful links
Wikipedia offers a comprehensive article on carports, illuminating definitions, construction methods, and uses.
The Deutsche Bundesbank provides financial stability reports that offer insights into the stability of the financial system.
The Bundesfinanzministerium provides information about household-related services and their tax deductibility.
The ifo Institut offers current data and analyses on the construction sector in Germany.
On gesetze-im-internet.de, the Building Code (BauGB) is available online, which contains important legal foundations for construction projects.
FAQ
Can I receive government grants for a carport?
Direct subsidies solely for a carport are rare. However, support is possible if the construction is part of a larger initiative, such as installing a wallbox with a photovoltaic system (e.g., through the currently paused KfW Program 442). Also, check local subsidy programs from your municipality.
How long does the financing and construction of a carport take?
The credit approval for an installment or modernization loan often occurs within a few days. The entire project duration from planning through to any necessary approvals and finally the completion of the construction typically takes four to twelve weeks.
What happens if I build without a building permit?
If you construct a carport requiring approval without the necessary permission, the building authority can impose a fine and order the demolition of the structure. Depending on the federal state, fines can amount to several tens of thousands of euros.
Does a carport increase the value of my property?
Yes, a high-quality carport with a storage shed can increase the value of a property. It is seen as a useful addition and protection for vehicles, which is an attractive feature for potential buyers and can increase the sale value by up to five percent.
