Selling in Westlake: The Calendar That Matters More Than the Market

Right now, in mid-August, the live oaks that shade West Lake Hills' oldest lots are about seven weeks past their legal blackout window. From February 1 through June 30 each year, the city bars trimming or removing live oaks to keep oak wilt from spreading through the canopy. Any seller who wanted a crew up in those branches before listing photos went live has been waiting since spring. That is not a marketing detail. It is a line in city code, and it points to something the pricing conversations about Westlake tend to skip this year: the real constraint on when you can sell a home here rarely comes from the market. It comes from a calendar of permits, inspections, and disclosures that has nothing to do with your list price.

That calendar is worth understanding before you understand the market, because the market story people are telling right now is only half true.

The Market Story Everyone's Telling

The headline version of 2026 in the 78746 zip code goes like this: inventory is up, days on market are stretching, and buyers finally have room to negotiate after two years of paying whatever the seller asked. As of August 14, 2026, there were 146 active residential listings in 78746, according to Austin Board of Realtors data, spanning everything from $242,000 condos to a $19 million estate. A market review published in July 2026 flagged the million-dollar-plus tier as the price band seeing the steepest expansion in time on market this year, naming the Westlake and Rollingwood submarket specifically alongside Tarrytown, Pemberton Heights, and Barton Hills.

What hasn't moved the way that story predicts is price. The trailing 12-month median sale price in 78746 stood at $2.04 million as of the end of July 2026, still squarely in luxury territory. That gap between climbing inventory and a median that hasn't collapsed is the tell. It means the people selling at this level are not, as a group, under pressure to move product.

Why Sellers Here Don't Discount, They Disappear

The more common response to a soft offer in Westlake isn't a price cut. It's a withdrawal. Rather than chase a buyer down, a seller with no urgent reason to move simply pulls the listing and lets the property circulate through private channels instead. One analysis of the Westlake Hills submarket put the share of luxury transactions that happen this way, particularly for premium view lots and estate-grade properties above $3.5 million, at somewhere between 20 and 30 percent. That is a meaningful slice of the actual market moving outside public view.

The homes you can see on public search platforms in Westlake right now are not the full competitive set. Some of the strongest inventory in this price range never appears in a public listing at all, which means anyone pricing or comparing against the visible market alone is working from an incomplete picture.

This matters for two reasons. If you are selling, your real competition includes homes buyers will never find through a normal search, so your presentation and pricing need to hold up against a set you cannot fully see. If you are buying, the visible slowdown is not the whole story either. It just means more of the inventory has gone quiet rather than gotten cheaper.

The Calendar That Actually Runs Your Listing Timeline

None of that changes the fact that getting a Westlake home ready to list runs on fixed external deadlines, not on how motivated you are. Four of them show up in almost every prelisting conversation:

Look at that table again and notice what it tells you about timing a sale. If your home needs canopy work, you have from now until the end of January before the next blackout starts, and then you are locked out again until July. If you are adding a pool or expanding a footprint before you list, the permit review clock alone can eat a month or more before construction even starts. None of that bends for a seller who wants to list next quarter.

The Septic and Well Paperwork Nobody Budgets Time For

Two disclosure items catch sellers off guard more than any staging decision ever will.

The first is septic timing. Under Ordinance 2020-018, the city requires pump-out and inspection every three years for residential systems inside the Edwards Aquifer Recharge Zone, and every seven years for systems outside it. Buyers at this price point routinely ask for recent pump-out records before writing an offer. If your last inspection predates the required cycle for your zone, that is not a same-week fix. It is a scheduling problem that needs a head start.

The second is brand new. As of July 1, 2026, Texas sellers must use an updated disclosure form covering groundwater and surface water rights, which for the first time asks sellers to disclose known unused or inactive water wells on the property. Plenty of Westlake lots, especially older ones on larger acreage, have a well that has not been used in years and was never part of anyone's mental checklist for selling. The rule only asks sellers to disclose what they know, but "what you know" starts the moment you check. Most people are checking for the first time this year.

Building Your Own Runway

Because so much of a Westlake sale runs on fixed external timing, the part a seller actually controls is not how fast they can move once they decide to list. It is how early they start.

A workable runway for a Westlake home looks something like this:

1. Pull permit history and septic pump-out records as soon as you start thinking about listing, not after you have a photographer booked.
2. Confirm whether the property has an active, inactive, or unused well, so the new water disclosure form can be completed accurately the first time.
3. Schedule any oak canopy work between July 1 and January 31, since the next blackout starts again on February 1.
4. Submit permits for larger prelisting work with a real buffer. A four-week first round of comments is the best case, not the guarantee.
5. Layer staging, repairs, and cosmetic work in near the end of that runway, once the paperwork and permits are already moving.

That last step is where a program like Compass Concierge earns its place. It lets a seller handle staging, painting, flooring, or repairs with the cost deferred until closing, which matters most when so much of the earlier runway is spent on inspections and paperwork rather than visible improvements. The goal is a listing that walks into a market where the real competition might be invisible, fully documented and ready to withstand scrutiny from a buyer who has seen three other Westlake homes that week.

A Few Questions Worth Answering Directly

If my septic records are incomplete, what should I do first? Contact the city to confirm which zone your property falls in and when your last documented pump-out occurred. That determines whether you are due now or have time before you need a fresh inspection.

Does the new well disclosure apply if I don't think there's a well on my property? The requirement is built around what a seller knows. If you are not certain, it is worth a quick check before your disclosure packet is finalized, since an unused well on an older Westlake lot is easy to overlook.

Is Westlake really a buyer's market right now? Only on the surface. Rising inventory and longer days on market are real, but sellers here are responding by waiting rather than discounting, which keeps the effective market tighter than the visible numbers suggest.

If you are weighing a sale in Westlake and want a realistic timeline built around your specific lot, permit history, and paperwork rather than a generic prep checklist, The Alwan Group can walk through what your property actually needs before it goes live. Let's Connect.