In N Out menu prices San Marcos follow the chain’s simple, affordable model with a secret menu for customization. If you are looking for a quick burger in San Marcos, Texas, this spot keeps things easy on your wallet. The prices here match the standard In N Out rates, so you know what to expect before you even walk in.
This article covers every item, cost, and trick to save money at this location. We break down the regular menu, the secret menu, and how to order like a local. No fluff, just the facts you need for your next visit.
In N Out Menu Prices San Marcos
The base prices at the San Marcos In N Out are the same as other Texas locations. A single hamburger costs around $3.30, while a double-double runs about $4.70. Fries start at $2.10 for a small, and a drink is $1.80 for a small. These numbers can shift slightly based on local taxes, but they stay very close to these figures.
You can see the full price list for the standard menu items below. These are the items you see on the board when you order.
Standard Menu Items And Prices
- Hamburger: $3.30
- Cheeseburger: $3.70
- Double-Double: $4.70
- French Fries (Small): $2.10
- French Fries (Medium): $2.60
- French Fries (Large): $3.10
- Soft Drink (Small): $1.80
- Soft Drink (Medium): $2.10
- Soft Drink (Large): $2.40
- Milkshake (Chocolate, Strawberry, Vanilla): $3.30
- Neapolitan Shake: $3.50
- Lemonade: $1.80
- Iced Tea: $1.80
- Coffee: $1.60
These prices are for the San Marcos location as of early 2025. They might change by a few cents over time. Always check the board when you arrive for the exact cost.
Secret Menu Items And Their Costs
The secret menu is not a secret at all—most regulars know about it. These items are not on the main board, but you can order them by name. They cost the same as the base items, plus any additions.
- Animal Style Burger: Add $0.50 to the base burger price. This adds grilled onions, extra spread, and mustard-fried patty.
- Protein Style Burger: No extra cost. They wrap the burger in lettuce instead of a bun.
- Grilled Cheese: About $2.50. Two slices of cheese with grilled onions and spread on a bun.
- Animal Style Fries: Add $1.00 to the fries price. Topped with melted cheese, spread, and grilled onions.
- Neapolitan Shake: $3.50. A mix of all three shake flavors.
- Flying Dutchman: Around $3.00. Two beef patties with two slices of cheese, no bun, no veggies.
- 4×4 Burger: Price of a double-double plus $1.50 for extra patties. Four patties and four cheese slices.
- Chopped Chilies: Add $0.30 to any burger.
- Whole Grilled Onions: No extra cost. Ask for them instead of raw onions.
- Well-Done Fries: No extra cost. They cook them longer for a crispier texture.
These secret items keep your meal cheap while adding variety. The San Marcos staff knows these orders well, so just say the name.
How To Save Money At In N Out San Marcos
In N Out is already cheap, but you can cut costs even more. The key is knowing what to skip and what to ask for. Here are some practical tips for the San Marcos location.
Skip The Large Drink
The small drink is $1.80, and the large is $2.40. You save $0.60 by going small. The small size is still 16 ounces, which is plenty for most people. If you need more, you can get a free water cup and fill it at the soda fountain.
Order A 3X3 Instead Of A Double-Double
A 3×3 burger has three patties and three slices of cheese. It costs about $5.70, which is only $1.00 more than a double-double. For the extra patty, it is a good deal if you are hungry. But if you want to save, stick with the double-double.
Get Water Instead Of Soda
Water is free at In N Out. Just ask for a cup at the counter. You can also bring your own bottle and fill it at the water station. This saves you $1.80 to $2.40 per visit.
Share Fries With A Friend
A medium fries is $2.60, and a large is $3.10. If you are with someone, order one large fries and split it. You save the cost of a second fries order. The large portion is big enough for two people.
Use The Secret Menu For Free Add-Ons
Items like protein style, whole grilled onions, and well-done fries cost nothing extra. These changes make your meal feel different without spending more. Avoid paid add-ons like animal style or chopped chilies if you are on a tight budget.
Location And Hours For In N Out San Marcos
The San Marcos In N Out is at 1201 I-35 North, right off the highway. It is easy to find near the outlets and Texas State University. The drive-thru can get busy during lunch and dinner rushes, so plan ahead.
Operating Hours
- Sunday to Thursday: 10:30 AM to 1:00 AM
- Friday and Saturday: 10:30 AM to 1:30 AM
The dining room closes 30 minutes before the drive-thru. If you want to eat inside, arrive before 12:30 AM on weekdays or 1:00 AM on weekends. The drive-thru stays open later for late-night cravings.
Peak Times To Avoid
- 12:00 PM to 1:30 PM: Lunch rush from nearby offices and students.
- 5:30 PM to 7:30 PM: Dinner rush with families and shoppers.
- 10:00 PM to 12:00 AM: Late-night crowd after bars and events.
If you go between 2:00 PM and 4:00 PM, the line is usually short. The same goes for after 8:00 PM on weeknights. Use these off-peak times for a faster experience.
How To Order At In N Out San Marcos Like A Pro
Ordering at In N Out is simple, but there are tricks to make it faster. The staff is trained to handle secret menu orders, so do not be shy. Follow these steps for a smooth visit.
Step 1: Know Your Order Before You Get To The Speaker
Look at the menu online or in this article before you arrive. Decide if you want a regular item or a secret menu item. This saves time at the drive-thru speaker.
Step 2: Say The Item Name Clearly
For secret menu items, use the exact name. Say “Animal Style burger” or “Protein Style cheeseburger.” Do not describe it—just say the name. The staff knows these terms.
Step 3: Specify Any Customizations
If you want no onions, extra pickles, or a different sauce, say it after the item name. For example: “Double-double, no onions, add whole grilled onions.” Keep it short and clear.
Step 4: Confirm Your Total Before Paying
The speaker will repeat your order and tell you the total. Listen carefully. If it sounds wrong, correct it right away. This avoids mistakes at the window.
Step 5: Pay With Cash Or Card
In N Out accepts cash, credit cards, and debit cards. They also take Apple Pay and Google Pay. Have your payment ready when you reach the window to keep the line moving.
Nutritional Information For In N Out Items
Knowing the calories helps you make better choices. In N Out does not post full nutrition info at the store, but the data is available online. Here are the basics for common items.
Burger Nutrition
- Hamburger: 390 calories, 19g fat, 39g carbs
- Cheeseburger: 480 calories, 27g fat, 39g carbs
- Double-Double: 670 calories, 41g fat, 39g carbs
- Protein Style Hamburger: 240 calories, 17g fat, 11g carbs
Fries Nutrition
- Small Fries: 370 calories, 17g fat, 49g carbs
- Medium Fries: 480 calories, 22g fat, 64g carbs
- Large Fries: 590 calories, 27g fat, 79g carbs
- Animal Style Fries: Add about 220 calories for cheese and spread.
Shake Nutrition
- Vanilla Shake: 580 calories, 28g fat, 68g carbs
- Chocolate Shake: 590 calories, 28g fat, 70g carbs
- Strawberry Shake: 590 calories, 28g fat, 70g carbs
These numbers are estimates. Actual values may vary slightly. If you have dietary restrictions, ask the staff for more details.
Comparing In N Out Prices To Other Fast Food In San Marcos
San Marcos has many fast food options near the university and outlets. In N Out is often cheaper than competitors for the quality. Here is a quick comparison.
In N Out Vs. Whataburger
Whataburger’s basic burger starts at $4.29, which is $1.00 more than In N Out’s double-double. Whataburger fries are $2.49 for a small, compared to $2.10 at In N Out. In N Out wins on price for burgers and fries.
In N Out Vs. McDonald’s
McDonald’s has a McDouble for $2.79, which is cheaper than In N Out’s double-double. But the McDouble is smaller and uses less meat. In N Out’s patties are fresher and bigger. For value, In N Out gives you more food per dollar.
In N Out Vs. Burger King
Burger King’s Whopper Jr. is $3.49, close to In N Out’s hamburger. But the Whopper Jr. has more toppings. In N Out’s burger tastes fresher because they do not freeze the patties. Price-wise, they are similar, but quality favors In N Out.
Frequently Asked Questions About In N Out San Marcos
Does In N Out San Marcos Have A Drive-thru?
Yes, the San Marcos location has a drive-thru. It is open during all operating hours. The drive-thru line can be long during peak times, so plan accordingly.
Can I Order The Secret Menu At The San Marcos In N Out?
Yes, you can order any secret menu item at this location. The staff is trained to handle these orders. Just say the item name at the speaker or counter.
Are In N Out Prices The Same In San Marcos As In California?
No, prices are slightly higher in California due to higher labor and supply costs. The San Marcos location in Texas has lower prices than most California stores.
Does In N Out San Marcos Accept Credit Cards?
Yes, they accept all major credit cards, debit cards, and mobile payments like Apple Pay and Google Pay. Cash is also welcome.
Is There A Student Discount At In N Out San Marcos?
No, In N Out does not offer a student discount. But the prices are already low, so it is still affordable for students at Texas State University.
Final Tips For Your In N Out Visit In San Marcos
Keep your order simple to save time and money. Stick to the basic items if you are on a budget. Use the secret menu for variety without extra cost. Go during off-peak hours to avoid long lines.
Check the board for any local price changes. Sometimes the cost of beef or labor shifts, and prices adjust. The San Marcos location follows the chain’s standard pricing, so it stays consistent.
If you are new to In N Out, start with a double-double and animal style fries. That combo is the most popular for a reason. It gives you the full experience without spending too much.
Remember to ask for water instead of soda to save money. Share fries if you are with someone. And always confirm your order before paying to avoid mistakes.
The San Marcos In N Out is a solid choice for a quick, cheap meal. The prices are fair, the food is fresh, and the service is fast. Use this guide to make your next visit smooth and affordable.
One last thing: the staff at this location is friendly but busy. Be patient during rush hours. They will get your order right if you speak clearly. Enjoy your burger.