Web Design · San Marcos, TX
From the square to the river, San Marcos is competitive. We specialize in web design for San Marcos businesses, building fast, modern sites designed to rank on Google and turn more local searchers into paying customers.
This market is crowded and growing. A site that just looks fine won't get the click, or the customer.
San Marcos is growing fast and crowded with options. If your site doesn't grab attention and rank, customers scroll right past to someone who does.
Your customers are searching on their phones between classes, errands, and road trips. A slow or clunky site loses them in seconds.
Plenty of San Marcos businesses have a decent-looking site that never actually brings in work. Pretty isn't the same as profitable.
There's a Better Way
Our web design for San Marcos businesses focuses on one thing: sites that rank on Google and turn visitors into customers, with the option of a local SEO foundation.
What You Get
A clean, professional site that loads fast and makes a strong first impression.
Every page is designed to turn visitors into customers, not just to look pretty.
A fully responsive design that looks and works great on every phone, where most of your customers will find you.
Every site can include a local SEO foundation so you start showing up when nearby customers search on Google.
Need a change? We handle it, or walk you through it if you want to do it yourself.
We're still around long after your site goes live, the same people who built it.
Want the full rundown? See our Web Design & Redesign page.
Featured Build
Marquis Builders designs and builds luxury custom homes across San Antonio and the Texas Hill Country, from Helotes and Boerne to Fredericksburg and Fair Oaks Ranch. They needed a website that looked as refined as the homes they build.
We designed and built a custom website to match the level of their work: a dramatic, photo-led design that loads fast and is tested on every device, with location pages for the towns they build in and a layout built to turn visitors into qualified leads. It is some of our best work, and it went live this year.



Why San Marcos Businesses Choose Us
We are a small business. We come from a software and QA background, so we build sites that are fast, properly tested, and built to perform, and we stay on top of it from kickoff to launch.

We're based in Bandera, so we know your market and can meet in person whenever you'd like.
When you call or email, you reach one of us directly, and a monthly meeting gives you a set time to talk. You always know who's working on your site.
Every build is tested hard on real devices before it ever goes live.
We measure success by the customers you bring in, not by how the dashboard looks.
How It Works
We learn your business and goals and audit your current site, free.
We map out the pages and design a site built to convert, refined with your feedback.
We build it fast and test it hard on real devices before it ever goes live.
We launch on fast, secure hosting and stay on call to keep it bringing in customers.
Proof
+40%
more business, year over year, after a website redesign.
"They redid my website and my business has increased about 40% over the previous year, I'm showing up a lot more in searches."
Sheila Carmon · Website redesign
For Hill Country Pest Control, we grew organic search traffic and earned rankings in new service areas they hadn't reached before.
Hill Country Pest Control · Local SEO
For Park Rapids Boat Rental, we solved a problem in their booking and software system they'd struggled with, then optimized their site and SEO.
Park Rapids Boat Rental · Custom software
For Oil Connection, we took a Ruby web app that hadn't been updated since 2016 and brought it up to the current version of Ruby on Rails.
Oil Connection · Custom software
5.0 on Google
"This is THE go-to if you're needing a great website built and maintained. Preston is super knowledgeable and does a great job communicating with you throughout the entire process. He did a great job on my website. Highly recommend."
Eric Rabenschlag · Google review
"They helped me clean up my website after being hacked. Now I use them for monthly monitoring and I feel so much more confident in the health of my website. I appreciate the monthly check-ins and their quick responses to my questions."
Sylvia Stadler · Google review
"I hired them to do my website and they took the time to ask for my input on design and then made any requested changes after the initial release. The entire process was enjoyable. I highly recommend Allen Design and Development for their skillset and customer satisfaction."
Mark Weeda · Google review
Local & Invested
San Marcos sits right between Austin and San Antonio, one of the fastest-growing stretches in Texas, which means real competition for every customer. San Marcos website design has to do more than look good, it has to rank and convert, whether you serve the downtown square, the university crowd, the river tourists, or the surrounding New Braunfels, Kyle, and Buda areas.
Every site we build for San Marcos clients can include a local SEO foundation, so you start showing up when nearby customers search for what you do. We work with businesses across the area, in person or remotely, and we build every site to be fast, reliable, and tested before it ever goes live.
San Marcos is one of the fastest-growing cities in the country (U.S. Census Bureau), and that means more San Marcos businesses competing for the same customers. A modern, fast website is how you stand out, and as your local web designer and developer we handle the web development, the fast load times, and a local SEO foundation so you show up. We also do dedicated San Marcos SEO.
Also serving nearby:
Our Work
From pest control to HVAC to custom homes, here's a look at a few of the businesses we've helped. Tap any one to visit the live site.






It depends on what your business needs, so we scope it around you and give you a clear price up front. Book a free consultation.
Yes. Every site can include a local SEO foundation, and we offer ongoing local SEO so you climb the rankings and the map pack in a competitive market like San Marcos.
Most San Marcos sites take a few weeks from kickoff to launch, depending on size and content. We'll give you a clear timeline up front.
We do, along with San Marcos we serve New Braunfels, Kyle, Buda, Wimberley, and the greater San Antonio and Austin area, in person or remotely.
Yes. We build on WordPress, so you own your San Marcos website and it stays straightforward to manage. We set it all up and can show you how to make your own edits, or handle changes for you.
Yes. We build ecommerce sites and online stores for San Marcos businesses, set up to take orders and payments and made easy for you to manage.
Yes. We offer hosting and maintenance plans, so your San Marcos website stays fast, secure, and up to date after launch. You can hand the upkeep to us or stay hands-on.
A builder like Wix is quick to start but limits how far you can take it. We build a custom website around your San Marcos business and goals, so it loads faster, fits how you work, and has room to grow.
All kinds of small businesses around San Marcos, from trades and shops to clinics, restaurants, and professional services. If you serve local customers, we can build a website that brings you more of them.
Yes. We build your site with clean structure and structured data so voice search and AI tools like Google AI Overviews and ChatGPT can read and recommend your San Marcos business. You can read more on our San Marcos AI search optimization page.
Absolutely. If your San Marcos site is slow, dated, or not converting, we can redesign it to load fast and turn more visitors into customers.
Web Design · San Marcos, TX
Book a free consultation, including a free website audit. We'll map out exactly how to bring you more customers, and you'll leave with a clear plan for what's next.