{"id":340,"date":"2016-09-12T05:15:42","date_gmt":"2016-09-12T10:15:42","guid":{"rendered":"http:\/\/homeadditionplus.com\/dev\/?page_id=340"},"modified":"2019-01-14T12:57:28","modified_gmt":"2019-01-14T17:57:28","slug":"room_addition_cost_estimates","status":"publish","type":"page","link":"https:\/\/homeadditionplus.com\/dev\/home_articles\/room_addition_cost_estimates\/","title":{"rendered":"Room Addition Cost Estimates"},"content":{"rendered":"<h4><span style=\"color: #008000;\"><strong>How to Accurately Estimate Room Addition Costs and not Blow Your Construction Budget<\/strong><\/span><\/h4>\n<p>By Mark J. Donovan<br \/>\n<script type=\"text\/javascript\"><!-- google_ad_client = \"pub-3988490936633155\"; \/* Homepage_Home_Improvement_468x15_ATF, created 8\/13\/10 *\/ google_ad_slot = \"6539705898\"; google_ad_width = 468; google_ad_height = 15; \/\/-->\n<\/script><br \/>\n<script type=\"text\/javascript\" src=\"http:\/\/pagead2.googlesyndication.com\/pagead\/show_ads.js\">\n<\/script><\/p>\n<div class=\"KonaBody\">\n<table style=\"width: 100%;\">\n<tbody>\n<tr>\n<td width=\"50%\">\n<p align=\"center\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<!-- New_300x250_051317 --><br \/>\n<ins class=\"adsbygoogle\" style=\"display: inline-block; width: 300px; height: 250px;\" data-ad-client=\"ca-pub-3988490936633155\" data-ad-slot=\"4202793463\"><\/ins><br \/>\n<script>\n(adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/p>\n<\/td>\n<td width=\"3%\"><\/td>\n<td style=\"text-align: left;\" width=\"47%\"><span style=\"font-size: 14pt;\">Building a room addition is an expensive endeavor and in general is not a do it yourself project. <\/span><\/p>\n<p><span style=\"font-size: 14pt;\">Typically a series of contractors are required in building a room addition. Most homeowners, however, hire a general contractor who provides the overall room addition cost estimate and handles the hiring and managing all of the other contractors (a.k.a. subcontractors). <\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">This said, sometimes homeowners elect to act as their own general contractor to save anywhere from 15 to 30% on the overall cost of the project.<\/span><\/p>\n<h3 style=\"text-align: left;\"><span style=\"font-size: 14pt;\"><strong>H<\/strong><strong>owever, undertaking the role of a general contractor involves a lot of work.<\/strong><\/span><\/h3>\n<table style=\"width: 100%;\">\n<tbody>\n<tr>\n<td width=\"50%\">\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">First and foremost, the homeowner needs to come up with the room addition cost estimate him or herself. <\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">And to do this he or she has to generate\/obtain the room addition build plans, calculate the bill of material costs, and find, interview and hire all of the subcontractors. <\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">Then they need to schedule and manage the daily workings of a large team home construction project.<\/span><\/p>\n<\/td>\n<td width=\"3%\"><\/td>\n<td style=\"text-align: left;\" width=\"47%\">\n<p align=\"center\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<!-- New_300x250_051317 --><br \/>\n<ins class=\"adsbygoogle\" style=\"display: inline-block; width: 300px; height: 250px;\" data-ad-client=\"ca-pub-3988490936633155\" data-ad-slot=\"4202793463\"><\/ins><br \/>\n<script>\n(adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">So think twice before deciding to be your own general contractor on your room addition project. Now with all this said, I\u2019ll focus the rest of this article on <span style=\"text-decoration: underline;\"><a href=\"http:\/\/homeadditionplus.com\/dev\/home_articles\/estimating-home-addition-costs\/\"><strong><span style=\"color: #0000ff; text-decoration: underline;\">estimating home addition costs<\/span><\/strong><\/a><\/span>. <\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">Of note &#8211; you may want to consider using my <a href=\"http:\/\/homeadditionplus.com\/dev\/home_addition_bid_sheets\/room-addition-bid-sheet\/\"><span style=\"text-decoration: underline;\"><strong><span style=\"color: #0000ff; text-decoration: underline;\">Room Addition Bid Sheet<\/span><\/strong><\/span><\/a> that includes a separate Excel worksheet with an accurate home addition calculator as part of it.<\/span><\/p>\n<table style=\"width: 100%;\">\n<tbody>\n<tr>\n<td style=\"text-align: left;\" width=\"50%\">\n<h3><strong><span style=\"font-size: 14pt;\">Room Addition Cost per Square Foot Quotes\u00a0<\/span><\/strong><\/h3>\n<p><span style=\"font-size: 14pt;\"><span style=\"text-decoration: underline;\"><a href=\"http:\/\/homeadditionplus.com\/dev\/home_articles\/building_a_home_addition\/\"><strong><span style=\"color: #0000ff; text-decoration: underline;\">Building a room addition<\/span><\/strong><\/a><\/span> is an expensive proposition. <span style=\"text-decoration: underline;\"><a href=\"http:\/\/homeadditionplus.com\/dev\/needcontractor\/room-additions\/\"><strong><span style=\"color: #0000ff; text-decoration: underline;\">Home remodeling contractors<\/span><\/strong><\/a><\/span> typically specify room addition costs in dollars per square foot to provide a rough order of magnitude cost estimate.<\/span><\/p>\n<h3><span style=\"font-size: 14pt;\"><strong>Room Additions more Expensive than Building Custom Home<\/strong><\/span><\/h3>\n<p><span style=\"font-size: 14pt;\">Room addition cost estimates are commonly 30-50% higher on a cost per square foot basis then building a new home, due to the fact that a room addition typically is more complicated to build.<\/span><\/td>\n<td width=\"3%\"><\/td>\n<td width=\"47%\"><a href=\"http:\/\/homeadditionplus.com\/dev\/home_addition_bid_sheets\/\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-17249 aligncenter\" src=\"http:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2016\/09\/Room_Addition_Cost_Estimates_rev3_110917-300x246.jpg\" alt=\"\" width=\"342\" height=\"281\" srcset=\"https:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2016\/09\/Room_Addition_Cost_Estimates_rev3_110917-300x246.jpg 300w, https:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2016\/09\/Room_Addition_Cost_Estimates_rev3_110917.jpg 608w\" sizes=\"auto, (max-width: 342px) 100vw, 342px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">A room addition is more complicated to build due to the fact that not only does it need to be constructed, but it also has to tie into the existing home in a structurally and aesthetically correct way.<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">This effort takes time and money, both in the design and construction of the room addition. Consequently home construction contractors charge a premium when providing a room addition cost estimate.<\/span><\/p>\n<h3 style=\"text-align: left;\"><strong><span style=\"font-size: 14pt;\">Room Addition Estimates Vary a Lot!<\/span><\/strong><\/h3>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">Room addition cost estimates can vary dramatically due to a number of factors, chief amongst them being what is specified in the room addition plans. For example, room addition costs estimates of $80 to $130 per square foot for a basic <span style=\"text-decoration: underline;\"><a href=\"http:\/\/homeadditionplus.com\/dev\/home_articles\/building-a-family-room-addition\/\"><strong><span style=\"color: #0000ff; text-decoration: underline;\">family room addition<\/span><\/strong><\/a><\/span> is common.<\/span><\/p>\n<p style=\"text-align: left;\"><em><span style=\"font-size: 14pt;\">If the room addition includes bathrooms and\/or a kitchen, the room addition costs can easily escalate to $200-250 per square foot.<\/span><\/em><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-16822 aligncenter\" src=\"http:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2016\/08\/mother-in-law-addition.jpg\" alt=\"Average Cost of Building a Home Addition\" width=\"306\" height=\"229\" \/><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">So for example, if your room addition plans specify the construction of 400 square feet of family room living space, without any type of bathroom or kitchen area, you can expect to pay $32,000 &#8211; $52,000 for a completed addition. If, on the other hand you are including a bathroom and\/or kitchen, you could see room addition cost estimates as high as $100,000.<\/span><\/p>\n<table style=\"width: 100%;\">\n<tbody>\n<tr>\n<td style=\"text-align: left;\" width=\"50%\">\n<h3><span style=\"font-size: 14pt;\"><strong>Local Home Building Market Affects Cost Estimates<\/strong><\/span><\/h3>\n<p><span style=\"font-size: 14pt;\">Room addition cost estimates can also vary with market demand for building material and home construction labor. <\/span><\/p>\n<p><span style=\"font-size: 14pt;\">Price gouging is not uncommon during hot housing markets, so it is important to study contractor proposals carefully. <\/span><\/p>\n<p><span style=\"font-size: 14pt;\">Do not hesitate to visit your local home improvement store and compare material costs if you think you may be getting priced gouged on a contractor cost estimate. <\/span><\/td>\n<td width=\"3%\"><\/td>\n<td style=\"text-align: center;\" width=\"47%\"><a href=\"http:\/\/homeadditionplus.com\/dev\/home_addition_bid_sheets\/room-addition-bid-sheet\/\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-11872\" src=\"http:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2017\/04\/Room-Addition-Bid-Sheet-218x300.jpg\" alt=\"Room Addition Bid Sheet\" width=\"218\" height=\"300\" srcset=\"https:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2017\/04\/Room-Addition-Bid-Sheet-218x300.jpg 218w, https:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2017\/04\/Room-Addition-Bid-Sheet-768x1056.jpg 768w, https:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2017\/04\/Room-Addition-Bid-Sheet-745x1024.jpg 745w, https:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2017\/04\/Room-Addition-Bid-Sheet.jpg 1200w\" sizes=\"auto, (max-width: 218px) 100vw, 218px\" \/><\/a><\/p>\n<p><span style=\"font-size: 14pt;\">Use this <span style=\"text-decoration: underline;\"><a href=\"http:\/\/homeadditionplus.com\/dev\/home_addition_bid_sheets\/room-addition-bid-sheet\/\"><strong><span style=\"color: #0000ff; text-decoration: underline;\">Room Addition Bid Sheet<\/span><\/strong><\/a><\/span> to save money, time and hassles on your room addition project.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">Keep in mind, however, that the costs you see at the local home improvement store and from the contractor will differ somewhat.<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">The contractor is in business to make money, and his time and effort is money, so you need to expect some premium charge for the materials that he orders and has delivered to your room addition project.<\/span><\/p>\n<h3 style=\"text-align: left;\"><strong><span style=\"font-size: 14pt;\">Look for Comprehensive Contractor Quotes\u00a0<\/span><\/strong><\/h3>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">When obtaining room addition cost estimates make sure your contractor provides you with a comprehensive construction bid that includes a checklist of all the tasks to be performed, the material to be used, and a detailed schedule of when the work will be performed.<\/span><\/p>\n<table border=\"0\" width=\"100%\" cellspacing=\"2\" cellpadding=\"2\">\n<tbody>\n<tr>\n<td width=\"50%\">\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">To help in obtaining accurate and consistent room addition contractor quotes, see my <strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" title=\"Room Addition Bid Sheets\" href=\"http:\/\/homeadditionplus.com\/dev\/home_addition_bid_sheets\/room-addition-bid-sheet\/\">Room Addition Bid Sheet<\/a><\/span><\/strong>. The Room Addition Bid Sheet provides a request for quote section that you can provide to prospective building contractors. <\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">It also includes a comprehensive room addition cost breakdown table, in Microsoft Excel format, that allows the contractor to include his projected room addition costs for every phase of the project.<\/span><\/p>\n<\/td>\n<td width=\"50%\">\n<div align=\"center\">\n<div style=\"background: url('http:\/\/homeadditionplus.com\/images\/Home_Addition_form_Ad_Small_rev1.jpg') no-repeat top; margin-left: 10px; margin-bottom: 0px; margin-top: 0px; height: 190px; width: 275px;\">\n<form action=\"http:\/\/homeadditionplus.com\/UHI-info\/Additions.htm#form\" method=\"get\"><input style=\"float: left; width: 80px; margin: 110px -255px 50px 165px;\" name=\"PC\" size=\"20\" type=\"text\" \/><br \/>\n<input style=\"float: right; background: url('http:\/\/homeadditionplus.com\/images\/homeadditionplus-btn-next.gif'); height: 34px; width: 91px; border: 0px solid #000000; ; margin-left: 0; margin-right: 25px; margin-top: 130px; margin-bottom: 0px;\" type=\"submit\" value=\"\" \/><\/form>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 style=\"text-align: left;\"><span style=\"font-size: 14pt;\"><strong>Make Sure to Have Home Addition Plans before Getting Contractor Quotes<\/strong><\/span><\/h3>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">The key to obtaining accurate room addition cost estimates is to have a complete set of room addition plans and specifications.<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">The more thorough your plan, the less likely for unwanted cost overrun surprises. By having a complete set of room addition plans, you can price out every single building material item, even down to the curtain rod. <\/span><\/p>\n<p><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<!-- 468x60_Top_Ad --><br \/>\n<ins class=\"adsbygoogle\" style=\"display: inline-block; width: 468px; height: 60px;\" data-ad-client=\"ca-pub-3988490936633155\" data-ad-slot=\"2227826263\"><\/ins><br \/>\n<script>\n(adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">By including this level of specification you can avoid including TBDs and contractor allowances in the room addition cost estimates. TBDs and contractor allowances are the \u201cthird rails\u201d of home addition projects as they inevitably lead to higher than anticipated room addition costs.<\/span><\/p>\n<hr \/>\n<\/div>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\"><span style=\"color: #008000;\"><strong>For more help on building a home addition<\/strong><\/span>, see HomeAdditionPlus.com&#8217;s <strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" title=\"Home Addition Bid Sheets\" href=\"http:\/\/homeadditionplus.com\/dev\/home_addition_bid_sheets\/\">Home Addition Bid Sheets<\/a><\/span><\/strong>. Our Home Addition Bid Sheets provide you with the knowledge and information on how to plan a home addition project, and what to look for when hiring contractors. They also include detailed cost breakdown tables and spreadsheets for estimating your own new home addition building costs. As part of the home addition bid sheet product is a separate Excel worksheet that includes an accurate home addition calculator.<\/span><\/p>\n<p><a href=\"http:\/\/homeadditionplus.com\/dev\/home_addition_bid_sheets\/\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-18702 aligncenter\" src=\"http:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2018\/06\/Home_Addition_Bid_Sheet_Ad-300x223.jpg\" alt=\"Home Addition Bid Sheets\" width=\"300\" height=\"223\" srcset=\"https:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2018\/06\/Home_Addition_Bid_Sheet_Ad-300x223.jpg 300w, https:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2018\/06\/Home_Addition_Bid_Sheet_Ad.jpg 434w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<h3 style=\"text-align: left;\" align=\"left\"><span style=\"color: #008000; font-size: 14pt;\"><b>Related\u00a0Information on Room Addition Cost Estimating<\/b><\/span><\/h3>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"text-align: left;\"><span style=\"font-size: 14pt; color: #0000ff;\"><b><a style=\"color: #0000ff;\" href=\"http:\/\/homeadditionplus.com\/dev\/home_articles\/home-addition-planning-guide\/\">Planning a Home Addition<\/a><\/b><\/span><\/li>\n<li style=\"text-align: left;\"><span style=\"font-size: 14pt; color: #0000ff;\"><b><a style=\"color: #0000ff;\" href=\"http:\/\/homeadditionplus.com\/dev\/home_articles\/first-floor-additions\/\">Top Considerations when building a First Floor Addition<\/a><\/b><\/span><\/li>\n<li style=\"text-align: left;\"><span style=\"color: #0000ff; font-size: 14pt;\"><b><a style=\"color: #0000ff;\" href=\"http:\/\/homeadditionplus.com\/dev\/home_articles\/types-of-home-additions\/\">Five Types of Home Additions<\/a><\/b><\/span><\/li>\n<li style=\"text-align: left;\"><span style=\"color: #0000ff; font-size: 14pt;\"><b><a style=\"color: #0000ff;\" href=\"http:\/\/homeadditionplus.com\/dev\/home_articles\/cost-of-home-addition\/\">Cost of a Home Addition<\/a><\/b><\/span><\/li>\n<li style=\"text-align: left;\"><span style=\"color: #0000ff; font-size: 14pt;\"><b><a style=\"color: #0000ff;\" href=\"http:\/\/homeadditionplus.com\/dev\/home_articles\/why-build-a-home-addition\/\">Building Home Addition<\/a><\/b><\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h3 style=\"text-align: left;\"><span style=\"color: #008000; font-size: 14pt;\">Free Home Addition Price Quotes with No Obligation!<\/span><\/h3>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt;\">Fill out our 3-5 minute quick and easy form, and receive a free and accurate home addition price quote\u00a0on a home addition from one of our prescreened and licensed home addition contractors. This process is free and there is no obligation to continue once you receive your house addition price estimate.<\/span><\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.inforequests.com\/pub5x\/?allowRefNet=N&amp;layout=H&amp;PublisherSubID=Room_Addition_Bottom&amp;url=http:\/\/g.gaesy.com\/cgi\/r?;n=203;c=622397;s=4383;x=7936;f=201006161516140;u=j;z=TIMESTAMP;&amp;servicescheckbox=ROOM_ADDITIONS&amp;submit=submit\" width=\"660\" height=\"560\" frameborder=\"0\" scrolling=\"no\" data-mce-fragment=\"1\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>How to Accurately Estimate Room Addition Costs and not Blow Your Construction Budget By Mark J. Donovan Building a room addition is an expensive endeavor and in general is not a do it yourself project. Typically a series of contractors are required in building a room addition. Most homeowners, however, hire a general contractor who provides the overall room addition cost estimate and handles the hiring and managing all of the other contractors (a.k.a. subcontractors). This said, sometimes homeowners elect to act as their own general contractor to save anywhere&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":315,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-340","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Room Addition Cost Estimates - HomeAdditionPlus.com<\/title>\n<meta name=\"description\" content=\"Building a room addition is a huge and expensive endeavor. Choosing to be your own general contractor on such a project only amps up the risk of overspending, schedule slips and hiring the wrong sub-contractors. 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