How much does growth-driven design cost, and what drives the price?

Five companies publish growth-driven design prices in enough detail to compare, and all five sell growth-driven design. IMPACT tells buyers to expect roughly $30,000 to start, plus a maintenance retainer beginning immediately after launch [2]. Knowmad lists three monthly packages at $800, $1,400, and $1,800, attached to 4, 7, and 9 hours of work [4]. Jumpfactor gives one monthly band of $2,000 to $6,000 with no hours attached [3]. A separate IMPACT post puts full-service improvement retainers at $5,000 to $12,500 a month on terms it describes as usually nine to 12 months [1]. Lean Labs, the contributor on this record, publishes $30,000 to $70,000 and up for the build and about $5,000 a month for the work that follows [7].

None of those five figures is comparable to another without knowing what a month buys. Knowmad prices hours and publishes the count. Jumpfactor publishes a package price and does not say whether the build is inside it [3]. IMPACT's $5,000 to $12,500 band covers months it describes as more or less development-heavy, and the worked example in that same post folds the build into the retainer with no separate build fee at all [1]. A quoted price is mostly a function of the scope definition sitting behind it, so the table below keeps the build figure and the monthly figure in separate columns and records what each provider leaves unstated.

The launch pad price is not the cost of the method

The launch pad is the upfront build, and it covers a deliberately short page list. Jumpfactor, quoting the Growth-Driven Design program, describes building content for 5 to 10 top-priority pages in place of 30 to 40 [3]. Lean Labs puts its own launch pad at three to eight pages, typically a homepage, two to four solution pages, and one conversion page [7]. A quote for that build says nothing about the improvement work that follows, which is where the recurring cost sits. Setting a launch pad price next to a traditional redesign price compares a partial site to a complete one.

A growth-driven design retainer is not a maintenance retainer

Maintenance covers hosting, updates, and fixes to what already exists. A growth-driven design retainer buys design and development hours against a backlog of experiments: Knowmad's $1,800 tier is 9 hours a month of user behavior research and UX work [4], and Luke Summerfield's 2017 guidance to agencies describes those hours being consumed by backlog work and experiment reporting before any improvement gets built [5]. Both are billed monthly and they buy different work, so a quote that names no hours and no deliverables cannot be set against one that does.

Four variables separate a $9,600 year from a $67,500 one, and the agency's rate card is the weakest of them.

Which pages the launch pad covers

The launch pad is priced by page count, and the published counts are short. Jumpfactor, quoting the Growth-Driven Design program, puts it at 5 to 10 top-priority pages against 30 to 40 for a traditional build [3]. Lean Labs puts its own at three to eight [7]. IMPACT's roughly $30,000 figure is attached specifically to a site meant to work as an extension of a sales team, and the same post says a site built only to establish an online presence is a different purchase at a different price [2]. Pages carrying little traffic move the build price without moving what the site does, and that is the lever the buyer controls directly.

How many hours the retainer buys

Knowmad is the only provider here that prints hours next to price, and its tiers are exactly linear: $800 for 4 hours, $1,400 for 7, and $1,800 for 9, which works out to $200 an hour at every tier [4]. That implied rate matters more than the tier name. Summerfield told agencies in 2017 never to sell under 15 hours or $1,500 a month, a pair of numbers he tied together with an assumed $100 hourly rate [5]. At Knowmad's implied $200 rate the same 15-hour floor would cost $3,000 a month, which is above every package Knowmad sells. The two sources are not in conflict about money, they are in conflict about hours: Knowmad's largest published package buys 9 of the 15 hours that Summerfield's advice called the working minimum.

How much traffic there is to test against

Testing returns answers at a rate set by traffic, and two sources put numbers on that. IMPACT says a site seeing a few thousand visitors per day can get meaningful data in two weeks, while a site seeing a few thousand per month takes longer [1]. Lean Labs says that under 1,000 visits a month, A/B tests do not reach statistical significance in a workable period [7]. A large retainer on a low-traffic site buys hours that cannot be spent on validated changes, which is the case the $9,600 configuration fits: twelve months of a 4-hour tier on a site with no more data than that to feed it [4].

How experienced the agency is

IMPACT's explanation of its own pricing says the most experienced agencies have analyzed data from past projects and have been "adjusting and increasing their fees" as a result [2]. That single passage is the only support on this page for experience as a price driver, and it comes from an agency explaining why its own prices are high. No source here compares delivered results across agencies charging different rates, so there is no published basis for the common claim that a higher rate buys the same outcome in fewer hours. Treat the experience premium as a claim sellers make about themselves until someone publishes the comparison.

Three published traditional-build figures overlap: IMPACT's $25,000 to $120,000 for a site built over four or five months [1], Summerfield's $20,000 to $100,000 definition of a medium-sized site [5], and the $15,000 to $80,000 up-front figure for small and mid-sized business sites that Jumpfactor attributes to Media Junction and did not measure itself [3]. All three describe one payment for a site built before any of it has been tested, followed by 1.5 to 2 years with no major updates [3].

IMPACT's comparison repays a close read, because it does not show growth-driven design costing less. The post assumes a $50,000 traditional budget, then spends $52,500 of it across nine months of retainer, so the two sides of the comparison were set roughly equal by construction [1]. What changes is when the money leaves and what each payment is answerable to, not how much of it there is. Lean Labs, which sells the method, publishes the same conclusion about its own work: the first-year total runs higher than a one-time traditional redesign at a comparable agency [7].

No source on this page measures results from either model. These figures establish what agencies charge and how they schedule the billing. Whether spreading the spend produces a better site is a claim each of these publishers makes and none of them tests.

No independent survey of growth-driven design pricing exists in the public record. Every figure on this page was published either by a company that sells the method or by the HubSpot program that created it, so the range describes what sellers ask, not what buyers paid. HubSpot owns the program that defined the method, and the most widely quoted figures on this page come from the person who ran that program [5].

The 33, 83, and 146 hour figures behind the $3,300, $8,300, and $14,600 packages come from the 2017 State of Growth-Driven Design, Agency Edition, a self-report from 350 agencies distributed as a gated download with ready-made pitch-deck slides [6]. It recorded what agencies sold in 2017 and was built as sales material for agencies. growthdrivendesign.com is run by HubSpot's Growth-Driven Design program, and Lean Labs, the contributor on this record, has worked on that site.

IMPACT's retainer figures were published in October 2020 and its $30,000 build figure in April 2021 [1][2], Summerfield's guidance in October 2017 [5], and only the Jumpfactor post carries a date inside the last twelve months [3]. Knowmad's page shows no date at all, and every tier on it reads "starting at", which makes those three numbers floors and not quotes [4].

No firm on this page except Lean Labs publishes a build price and the retainer that follows it together, from the same firm at the same time, and Lean Labs is the contributor here [7]. None publishes a notice period, a pause clause, or what happens to the unbuilt backlog when a retainer ends, which is where a twelve-month total quietly becomes a longer commitment. A total is only as firm as the term behind it, and three of the six rows in the price table state no term.