A postcard has a few seconds to earn attention at the mailbox, on a counter, or in a sales packet. The best paper weights for postcards give that message enough substance to feel worth keeping without adding unnecessary cost or creating mailing problems. For most business postcards, the right answer is not simply the thickest stock available. It is the stock that supports the job’s purpose, design, budget, and delivery method.
A restaurant promoting a seasonal menu, a contractor introducing a new service, and a nonprofit inviting supporters to an event may all use postcards. They should not automatically use the same paper. Weight affects how a postcard feels in the hand, how well it travels, how images reproduce, and whether there is a practical area for addressing and postal processing.
Start With Cover Stock, Not Text Weight
Postcards should almost always be printed on cover stock. In printing, text weight and cover weight are separate categories. A 100 lb text sheet is not the same thickness or stiffness as a 100 lb cover sheet. Comparing the numbers alone can lead to an expensive surprise.
Text stock is designed for items such as letterhead, newsletters, and the inside pages of booklets. Cover stock is made for applications that need more body, including postcards, business cards, presentation covers, folders, and rack cards. When requesting a quote, specify both the weight and the category: for example, 100 lb cover or 14 pt cardstock.
Points are another useful way to describe thickness. One point equals one-thousandth of an inch, so 14 pt stock is approximately .014 inches thick. Paper composition and coating can affect the exact feel, but point thickness is often easier for customers to compare when deciding between postcard options.
Best Paper Weights for Postcards by Purpose
100 lb Cover: A Reliable Everyday Choice
For many marketing postcards, 100 lb cover is the practical starting point. It is noticeably sturdier than office paper, runs well for standard direct-mail pieces, and provides a professional feel at a manageable cost. It works especially well for appointment reminders, promotional offers, event announcements, real estate mailers, and short-run handouts.
This weight is a strong choice when quantity matters. If you are mailing several thousand pieces or updating offers frequently, 100 lb cover can preserve a polished presentation while keeping the campaign budget focused on the list, design, postage, and follow-up.
The trade-off is simple: it does not have the same rigid, premium feel as a heavier card stock. For a high-end retail brand, a donor thank-you, or a piece meant to be saved as a reference, stepping up may be worthwhile.
110 lb or 120 lb Cover: More Presence for Important Offers
Heavier cover stocks in the 110 lb to 120 lb range add a meaningful upgrade in hand feel. The postcard is less likely to bend in transit, feels more substantial when handed to a prospect, and can give photography, bold color, and minimalist designs greater impact.
This is often the right middle ground for businesses that want a premium impression without moving into the cost and production considerations of very thick card stock. It suits salon promotions, professional service firms, school fundraising appeals, higher-value retail offers, and branded leave-behinds for sales teams.
If your design has a lot of white space, heavy stock is particularly helpful. A simple design leaves the recipient with the material itself as part of the experience. Thin stock can make a refined design feel underpowered; a heavier sheet makes it feel intentional.
14 pt Cardstock: The Popular Direct-Mail Standard
Fourteen-point cardstock is one of the most common answers when customers ask for a traditional, durable postcard. It has enough stiffness to feel like a true card, holds up well in mail processing, and presents logos, photos, and promotional messages with confidence.
For many direct-mail campaigns, 14 pt is the sweet spot. It is substantial without being excessive, and it works well for standard postcard sizes such as 4 x 6 inches, 5 x 7 inches, and 6 x 9 inches. It is also a dependable option for counter displays, trade-show handouts, and inserts distributed with customer orders.
A coated front paired with an uncoated back is a frequent and useful configuration. The front can carry rich color and a polished image, while the uncoated back gives recipients and postal operations a more writable, address-friendly surface.
16 pt Cardstock: When the Piece Needs to Feel Premium
Sixteen-point cardstock is a better fit when the postcard is acting as more than a quick announcement. It may be a luxury service introduction, a high-value offer, an invitation, a referral card, or a durable piece that customers will keep near a desk or register.
The extra thickness creates an immediate tactile difference. It also helps protect the piece when it is being passed around at an event or carried by a sales representative. For designers, 16 pt stock can be especially effective with bold typography, deep colors, and full-bleed photography.
The practical consideration is cost. Heavier materials can increase paper, finishing, and mailing costs. They may also be unnecessary for a frequent campaign where the message, list quality, and call to action will do more to determine results than an additional two points of thickness.
Finish Matters as Much as Weight
Paper weight gets most of the attention, but finish changes both appearance and usability. A glossy or high-gloss coated postcard makes photographs and saturated colors stand out. It is a good choice for food, retail merchandise, travel imagery, automotive promotions, and before-and-after visuals.
A matte or dull finish reduces glare and creates a more understated, upscale feel. It is often a better fit for law firms, financial organizations, medical offices, higher education, and brands with a clean, editorial design style. Matte surfaces can also be easier to write on, although the specific coating should be confirmed before planning handwritten notes.
Uncoated stock has a natural, approachable feel and accepts writing well. It is useful for reply cards, appointment cards, classroom communications, and postcards where recipients need to add information. The trade-off is that large areas of solid color and photographic images generally do not appear as punchy as they do on coated stocks.
Plan the Back of the Postcard Before Choosing Stock
A postcard can look excellent on the front and still create trouble if the mailing side is treated as an afterthought. Leave a clean area for the recipient address, postage, barcode placement, and return address. Avoid dark backgrounds, busy patterns, or heavy images where postal information must be read.
For direct mail, your printer should review the final size, paper selection, addressing method, and postal requirements before production begins. This is particularly valuable when using unusual sizes, thick stocks, variable data, or specialty finishes. A postcard that is too small, too large, too rigid, or difficult to address may require different handling or postage than expected.
If you are adding variable names, QR codes, offer codes, or mail-merge content, test the layout early. Personalization can improve response, but it needs adequate contrast and a consistent printable area. It should never compete with the primary message.
Choosing the Right Weight for Your Budget
The best choice depends on what the postcard has to accomplish. For a recurring sale announcement, 100 lb cover or 14 pt stock is usually more than enough. For an annual appeal, a special event, or a prospecting piece aimed at a smaller high-value audience, 14 pt or 16 pt can support a more memorable presentation.
Do not let paper weight become a substitute for a strong offer. A well-targeted 100 lb cover postcard with a clear headline, useful incentive, and easy response path will outperform a heavy card with vague messaging. At the same time, do not undercut a premium brand with a flimsy sheet that feels disposable before the recipient reads it.
At Pynchon Press, we help customers compare stock, finish, quantity, and mailing needs before the job goes to press. Seeing and feeling a few paper samples can make the decision much easier, especially when you are matching an existing brand piece or preparing a campaign with a fixed budget.
A Practical Default for Most Postcard Projects
If you need a dependable place to start, choose 14 pt cardstock with a coated front and an uncoated back. It offers the durability most business postcards need, supports strong full-color printing, and remains practical for direct mail. Move down to 100 lb cover when volume and budget lead the decision; move up to 16 pt when the piece represents a premium offer or needs to be kept.
Bring the postcard’s goal, quantity, size, and delivery plan into the conversation before selecting paper. The right stock should make your message feel credible in the recipient’s hand, while leaving enough room in the budget to put that message in front of the right people.