How to Find House Blueprints Online

How to Find House Blueprints Online

If you are looking to build a house, make renovations, or simply curious about the layout of a particular property, finding house blueprints online can be incredibly useful. With the advancement of technology, it has become easier than ever to access these documents from the comfort of your own home. Here are some steps to help you find house blueprints online:

1. Start with local government websites: Many local governments have websites that provide public access to building permits and blueprints. Search for the website of the city or county where the property is located and look for the department responsible for building permits or zoning. Often, there will be a section dedicated to accessing these documents.

2. Check online databases: Several online databases provide access to house blueprints. Websites like BuildZoom,, and Architectural Designs offer a wide range of blueprints that you can browse through based on your specific needs and preferences. Some of these platforms require payment, while others offer free access to a limited selection.

3. Utilize real estate websites: Real estate websites like Zillow, Redfin, or may have blueprints available for certain properties. While not all listings include this information, it is worth checking as some sellers may upload these documents to provide a comprehensive overview of the property.

4. Consult with professionals: Architects, engineers, and contractors often have access to house blueprints as part of their work. Reach out to professionals in your area and inquire if they can assist you in obtaining the blueprints. They may have contacts or resources that can help in your search.

5. Visit local libraries or historical societies: Local libraries or historical societies may have archived house blueprints that can be accessed in person. This can be a valuable resource, especially for older properties with historical significance.


1. Are house blueprints available for all properties?
Not all properties have blueprints readily available. Newer constructions may have more accessible blueprints, while older properties might require more effort to find them.

2. How much do online databases charge for access to blueprints?
The cost of accessing blueprints varies depending on the website and the specific blueprint you are looking for. Some websites offer free access to a limited selection, while others require payment for more comprehensive options.

3. Can I request blueprints from the local government if they are not available online?
Yes, you can contact the local government’s building permits or zoning department and inquire about the availability of blueprints for a particular property. They may provide you with the necessary information or guide you on the next steps to obtain them.

4. Can I modify the blueprints I find online?
While you can use online blueprints as a reference, it is essential to consult with a professional architect or engineer before making any modifications. They will ensure that your changes comply with building codes and regulations.

5. Are house blueprints the same as floor plans?
House blueprints and floor plans are often used interchangeably, but there can be slight differences. Blueprints typically include more detailed technical information, while floor plans focus on the layout and dimensions of the rooms.

6. Can I find blueprints for commercial properties online as well?
Yes, many of the online databases and resources mentioned earlier also provide blueprints for commercial properties.

7. How accurate are the blueprints I find online?
The accuracy of online blueprints can vary. It is essential to cross-check the information with other sources or consult professionals to ensure accuracy before relying on them for any construction or renovation project.

8. Are blueprints only available for houses in the United States?
While the aforementioned resources primarily focus on houses in the United States, there are other international databases and platforms that provide blueprints for properties worldwide.

Scroll to Top