{"id":25563,"date":"2025-12-26T17:07:27","date_gmt":"2025-12-26T17:07:27","guid":{"rendered":"https:\/\/francortesarquitectos.com\/how-much-does-a-single-family-home-project-cost\/"},"modified":"2026-01-19T15:01:38","modified_gmt":"2026-01-19T15:01:38","slug":"how-much-does-a-single-family-home-project-cost","status":"publish","type":"post","link":"https:\/\/francortesarquitectos.com\/en\/how-much-does-a-single-family-home-project-cost\/","title":{"rendered":"How much does a single-family house project cost in Spain?"},"content":{"rendered":"\n<p>At <strong><a href=\"https:\/\/share.google\/ifUoEwrzeaP4ECZbJ\" target=\"_blank\" rel=\"noreferrer noopener\">Fran Cort\u00e9s Architects<\/a><\/strong>an architectural firm specializing in the <strong>design and construction of single-family homes<\/strong>, we know that one of the first questions that arises when considering a home of your own is clear: <strong>how much does a single-family home project cost<\/strong>.<\/p>\n\n<p>The answer is not unique, but we can explain it in detail so that you have a realistic and transparent vision, aligned with what most of our clients are looking for today.<\/p>\n\n<p>Throughout this article we explain <strong>what a single-family home project includes<\/strong>, how much it usually costs, what factors influence the price and how to optimize the investment without giving up a <strong>well-designed single-family home<\/strong>.<\/p>\n\n<h2 class=\"wp-block-heading\">What exactly is a single-family housing project?<\/h2>\n\n<p>A single-family house project is the set of technical and legal documents required to build a single-family house. <strong><a href=\"https:\/\/francortesarquitectos.com\/casa-unifamiliar\/\" target=\"_blank\" rel=\"noreferrer noopener\">single-family house<\/a><\/strong>whether it is a <strong><a href=\"https:\/\/francortesarquitectos.com\/vivienda-unifamiliar-aislada\/\" target=\"_blank\" rel=\"noreferrer noopener\">detached single-family house, semi-detached<\/a><\/strong><strong>semi-detached<\/strong> or even a prefabricated <strong><a href=\"https:\/\/francortesarquitectos.com\/casa-unifamiliar-prefabricada\/\" target=\"_blank\" rel=\"noreferrer noopener\">prefabricated single-family house<\/a><\/strong>.<\/p>\n\n<p>It&#8217;s not just about <strong><a href=\"https:\/\/francortesarquitectos.com\/cuanto-cobra-un-arquitecto-por-un-plano\/\" target=\"_blank\" rel=\"noreferrer noopener\">architectural plans<\/a><\/strong>. A <strong>complete single-family house project<\/strong> defines what your house will look like, how it will be built and guarantees that it complies with the urban, technical and energy regulations in force in Spain. <\/p>\n\n<h2 class=\"wp-block-heading\">Types of single-family housing projects<\/h2>\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Tipos-de-proyecto-de-vivienda-unifamiliar-1024x683.webp\" alt=\"Types of single-family housing projects\" class=\"wp-image-29889\" srcset=\"https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Tipos-de-proyecto-de-vivienda-unifamiliar-1024x683.webp 1024w, https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Tipos-de-proyecto-de-vivienda-unifamiliar-300x200.webp 300w, https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Tipos-de-proyecto-de-vivienda-unifamiliar-768x512.webp 768w, https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Tipos-de-proyecto-de-vivienda-unifamiliar.webp 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<h3 class=\"wp-block-heading\">Basic project for a single-family house<\/h3>\n\n<p>The <strong>basic single-family housing project<\/strong> is the first step. It includes: <\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/francortesarquitectos.com\/en\/architectural-design-in-madrid\/\" target=\"_blank\" rel=\"noreferrer noopener\">Architectural design<\/a><\/strong> design.<\/li>\n\n\n\n<li>Space distribution.<\/li>\n\n\n\n<li>Surfaces and volumetry.<\/li>\n\n\n\n<li>Urban compliance.<\/li>\n<\/ul>\n\n<p><\/p>\n\n<p>This project is essential to apply for the building permit.<\/p>\n\n<h3 class=\"wp-block-heading\">Execution project or new construction project<\/h3>\n\n<p>The <strong><a href=\"https:\/\/francortesarquitectos.com\/en\/new-home-construction-projects-in-madrid\/\" target=\"_blank\" rel=\"noreferrer noopener\">new construction project<\/a><\/strong> develops the basic one in detail:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Constructive solutions.<\/li>\n\n\n\n<li>Structure and facilities.<\/li>\n\n\n\n<li>Technical details.<\/li>\n\n\n\n<li>Measurements and materials.<\/li>\n<\/ul>\n\n<p><\/p>\n\n<p>It is the document that allows to build the house with precision and to control costs.<\/p>\n\n<p>When we talk about a <strong>complete single-family house project, we are referring to the basic project + execution project<\/strong>, in addition to the <strong><a href=\"https:\/\/francortesarquitectos.com\/en\/construction-management-in-madrid\/\" target=\"_blank\" rel=\"noreferrer noopener\">construction management<\/a><\/strong>.<\/p>\n\n<h2 class=\"wp-block-heading\">What is the price of a single-family housing project?<\/h2>\n\n<p>As a guideline, the <strong>price of a single-family housing project in Spain<\/strong> is usually between:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>8% and 12% of the material execution budget (PEM)<\/strong> of the housing.<\/li>\n\n\n\n<li>Or between <strong>90 \u20ac\/m\u00b2 and 150 \u20ac\/m\u00b2<\/strong>, depending on the level of complexity and design.<\/li>\n<\/ul>\n\n<p><\/p>\n\n<p>For a <strong>modern single-family house<\/strong> of 180 m\u00b2 with a construction cost of 280,000 \u20ac:  <\/p>\n\n<ul class=\"wp-block-list\">\n<li>Single-family house project: <strong>22.000 \u20ac &#8211; 30.000 \u20ac approx.<\/strong><\/li>\n<\/ul>\n\n<p><\/p>\n\n<p>This amount usually includes:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Basic project.<\/li>\n\n\n\n<li>Execution project.<\/li>\n\n\n\n<li>Architect&#8217;s project management.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/francortesarquitectos.com\/en\/quantity-surveyor-in-madrid\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ongoing technical support<\/a><\/strong>.<\/li>\n<\/ul>\n\n<p><\/p>\n\n<h2 class=\"wp-block-heading\">Factors influencing project price<\/h2>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Factores-que-influyen-en-el-precio-del-proyecto-de-vivienda-unifamiliar-1024x683.webp\" alt=\"Factors influencing the price of a single-family house project\" class=\"wp-image-29891\" srcset=\"https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Factores-que-influyen-en-el-precio-del-proyecto-de-vivienda-unifamiliar-1024x683.webp 1024w, https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Factores-que-influyen-en-el-precio-del-proyecto-de-vivienda-unifamiliar-300x200.webp 300w, https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Factores-que-influyen-en-el-precio-del-proyecto-de-vivienda-unifamiliar-768x513.webp 768w, https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Factores-que-influyen-en-el-precio-del-proyecto-de-vivienda-unifamiliar.webp 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<ul class=\"wp-block-list\">\n<li><strong>Size of the house:<\/strong> The more square meters the <strong>single-family house<\/strong> has, the greater the work of design, calculation and technical definition.<\/li>\n\n\n\n<li><strong>Architectural design level<\/strong>: A <strong><a href=\"https:\/\/francortesarquitectos.com\/diseno-de-casas-modernas\/\" target=\"_blank\" rel=\"noreferrer noopener\">single-family home design, with customized<\/a><\/strong> with customized solutions and high aesthetic value requires more hours of work than a standard home.<\/li>\n\n\n\n<li><strong>Type of housing:<\/strong> It does not cost the same for a <strong>detached single-family house<\/strong>, a <strong>semi-detached single-family house<\/strong>, a <strong>prefabricated single-family house<\/strong> or a <strong>prefabricated concrete house<\/strong>. Each typology has different technical and regulatory constraints. <\/li>\n\n\n\n<li><strong>Construction system: <\/strong>The <strong>construction of<\/strong> traditional <strong>single-family homes<\/strong> and the <strong>construction of prefabricated single-family homes<\/strong> involve different projects, although both require a specialized architect.  <\/li>\n\n\n\n<li><strong>Location<\/strong>: Urban planning regulations and technical requirements vary by municipality and autonomous community, influencing the scope of <strong>a house project<\/strong>.<\/li>\n<\/ul>\n\n<p><\/p>\n\n<h2 class=\"wp-block-heading\">What services does a single-family home architect include?<\/h2>\n\n<p>In a specialized architectural firm such as ours, the service of a<strong> <a href=\"https:\/\/francortesarquitectos.com\/en\/custom-detached-house-architect\/\" target=\"_blank\" rel=\"noreferrer noopener\">single-family house architect<\/a><\/strong> usually includes:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Preliminary study and urban feasibility.<\/li>\n\n\n\n<li>Home design adapted to your lifestyle.<\/li>\n\n\n\n<li>Complete single-family house project.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/francortesarquitectos.com\/casas-de-obra-nueva-en-madrid\/\" target=\"_blank\" rel=\"noreferrer noopener\">License management<\/a><\/strong>.<\/li>\n\n\n\n<li>Construction management.<\/li>\n\n\n\n<li>Quality and cost control.<\/li>\n\n\n\n<li>Advice on materials and energy efficiency.<\/li>\n<\/ul>\n\n<p><\/p>\n\n<p>Having a single-family home architect is not an expense, but an investment that avoids mistakes, cost overruns and problems during construction.<\/p>\n\n<h2 class=\"wp-block-heading\">Differences between a traditional house project and a prefabricated house project<\/h2>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Diferencias-entre-proyecto-para-casa-tradicional-y-casa-prefabricada-1024x683.webp\" alt=\"Differences between a single-family house project for traditional and prefabricated houses\" class=\"wp-image-29893\" srcset=\"https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Diferencias-entre-proyecto-para-casa-tradicional-y-casa-prefabricada-1024x683.webp 1024w, https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Diferencias-entre-proyecto-para-casa-tradicional-y-casa-prefabricada-300x200.webp 300w, https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Diferencias-entre-proyecto-para-casa-tradicional-y-casa-prefabricada-768x512.webp 768w, https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Diferencias-entre-proyecto-para-casa-tradicional-y-casa-prefabricada-1536x1024.webp 1536w, https:\/\/francortesarquitectos.com\/wp-content\/uploads\/2023\/10\/Diferencias-entre-proyecto-para-casa-tradicional-y-casa-prefabricada.webp 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<p>More and more customers are asking us about the <strong>single-family housing project for prefabricated houses<\/strong>.<\/p>\n\n<p>It is important to know that:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Prefabricated single-family houses<\/strong> also require a project.<\/li>\n\n\n\n<li>The architect adapts the design to the industrialized system.<\/li>\n\n\n\n<li>The CTE and local regulations continue to be complied with.<\/li>\n<\/ul>\n\n<p><\/p>\n\n<p>In the case of a <strong>single-family prefabricated concrete house<\/strong>, the project is usually highly optimized, but remains fully customized.<\/p>\n\n<h2 class=\"wp-block-heading\">Is it possible to save on the single-family housing project?<\/h2>\n\n<p>Yes, but judiciously. Some keys: <\/p>\n\n<ul class=\"wp-block-list\">\n<li>Define the program well from the beginning.<\/li>\n\n\n\n<li>To bet on a rational and efficient design.<\/li>\n\n\n\n<li>Avoid changes during the work.<\/li>\n\n\n\n<li>To have a studio specialized in modern single-family homes.<\/li>\n<\/ul>\n\n<p><\/p>\n\n<p>A good project reduces the final cost of housing construction.<\/p>\n\n<h2 class=\"wp-block-heading\">Architects specializing in single-family housing projects<\/h2>\n\n<p>At <strong>Fran Cort\u00e9s Arquitectos<\/strong> we have been developing <strong>single-family housing projects<\/strong> for years, both in traditional construction and prefabricated concrete houses, always with a clear focus: <strong>design, efficiency and cost control<\/strong>.<\/p>\n\n<p>If you are thinking of building your single-family home, we will be happy to help you take the first step with a solid and well thought-out project. <strong><a href=\"https:\/\/francortesarquitectos.com\/en\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\">Contact us at<\/a><\/strong> and tell us about your dream home.  <\/p>\n\n<h2 class=\"wp-block-heading\">Frequently Asked Questions<\/h2>\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1766765035535\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">1. What is the difference between a basic project and a complete project?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The <strong>basic project<\/strong> defines the general idea and serves for urban planning procedures. The <strong>complete project<\/strong> also includes the execution project, detailed plans, measurements and documentation for construction and licenses.   <a href=\"https:\/\/monacoarquitectos.com\/blog\/cuanto-cuesta-un-proyecto-de-arquitectura-para-una-casa-vivienda-unifamiliar\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1766765053454\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">2. How much does the architect&#8217;s cost represent in the total budget?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p><strong>Architect&#8217;s fees<\/strong> frequently range from 5% to 12% of the construction cost, depending on the complexity and services contracted (construction management, additional studies, etc.).<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1766765078974\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">3. What additional costs should I consider in the single-family housing project?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>In addition to the work and the project, it is usually mandatory to pay for topographic and geotechnical studies, municipal taxes (ICIO), licenses, supply connections and, in some cases, construction insurance.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1766765113143\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">4. What are the advantages of a prefabricated house over a traditional one?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Prefabricated houses tend to reduce lead times and can offer better energy efficiency, although the cost per m\u00b2 can be similar or even higher depending on the level of finish. This depends on design, finishes and choice of materials.   <a href=\"https:\/\/luxusrealestates.com\/en\/costos-construir-casa-en-espana\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1766765133023\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">5. Does the location have a strong influence on the final cost?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Yes, construction fees, municipal taxes, land prices and site accessibility can vary greatly between urban and rural regions, or between autonomous communities. In this article we tell you which are the <strong><a href=\"https:\/\/francortesarquitectos.com\/casa-unifamiliar\/\" target=\"_blank\" rel=\"noreferrer noopener\">best areas to build a detached house in Spain.<\/a><\/strong>  <\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Find out how much a single family home project costs in Spain. We explore project prices, fees and construction. <\/p>\n","protected":false},"author":1,"featured_media":29888,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[107,110],"tags":[],"class_list":["post-25563","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-architecture","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/francortesarquitectos.com\/en\/wp-json\/wp\/v2\/posts\/25563","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/francortesarquitectos.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/francortesarquitectos.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/francortesarquitectos.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/francortesarquitectos.com\/en\/wp-json\/wp\/v2\/comments?post=25563"}],"version-history":[{"count":3,"href":"https:\/\/francortesarquitectos.com\/en\/wp-json\/wp\/v2\/posts\/25563\/revisions"}],"predecessor-version":[{"id":30023,"href":"https:\/\/francortesarquitectos.com\/en\/wp-json\/wp\/v2\/posts\/25563\/revisions\/30023"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/francortesarquitectos.com\/en\/wp-json\/wp\/v2\/media\/29888"}],"wp:attachment":[{"href":"https:\/\/francortesarquitectos.com\/en\/wp-json\/wp\/v2\/media?parent=25563"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/francortesarquitectos.com\/en\/wp-json\/wp\/v2\/categories?post=25563"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/francortesarquitectos.com\/en\/wp-json\/wp\/v2\/tags?post=25563"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}