Southern Maryland has a long history of farm fields, tobacco barns, and quiet back roads that wind toward the water. Down one of those roads in Leonardtown, a small tasting room has turned a stretch of riverside parkland into a favorite weekend gathering spot.
Families spread out on the lawn, dogs nap under picnic tables, and local bands set up while food trucks roll into the parking lot. The wine comes from grapes grown by farmers across the region, so every glass carries a local story.
A public kayak launch sits nearby, and the calendar includes line dancing classes and after-hours parties for big birthdays. Keep reading to learn where it is, what to order, when to go, and why so many locals keep returning year after year.
A Riverside Stop on Newtowne Neck Road

Some of the best places in Maryland hide at the end of a country road, and this one proves the point.
Port of Leonardtown Winery sits at 23190 Newtowne Neck Rd, Leonardtown, MD 20650, in the heart of St. Mary’s County in Southern Maryland, United States. The town is small, the roads are calm, and the setting feels far from the rush of the Washington area.
The winery is not a sprawling estate with endless rows of vines. It is a friendly tasting room and shop paired with a generous outdoor area where guests settle in for an hour or a whole afternoon.
That setup is part of the charm. There is no pressure to tour anything or follow a schedule.
Guests step up to the counter, choose a tasting or a glass, and then head outside to claim a table. On busy weekends, the lawn fills with groups of friends, families, and the occasional four-legged guest.
The winery also sits inside a park, which gives it more breathing room than a typical storefront. Open lawn, covered seating, and nearby water access make the property feel like a local backyard that everyone is invited to share.
It is the kind of address that is easy to drive past once and impossible to forget after the first stop.
Tobacco Country and a Grape Cooperative

Long before wine flights became a weekend plan, tobacco ruled the farms of Southern Maryland.
For generations, tall wooden barns stood in the fields of St. Mary’s County, built to hang and cure the crop. As tobacco farming faded, many local growers looked for new ways to keep their land working.
Grapes became one of those answers. Port of Leonardtown Winery grew out of that shift in the regional farm story.
Here is a detail many first-timers miss. The wines are made from grapes sourced through a cooperative of local growers, rather than from one big vineyard on site.
That means each bottle ties back to farms scattered around the area. Buying a bottle here supports a whole network of Southern Maryland growers, not just a single property.
The cooperative model also explains why the menu is so broad. Different farms grow different varieties, and the winery turns that mix into a list with something for nearly every preference.
It is a practical, community-minded approach that fits the region well. Southern Maryland has always leaned on neighbors helping neighbors, and this winery carries that idea into a new chapter.
The barns of the past may have held tobacco, but the harvest these days tells a very different tale.
Parkland, Shade Trees, and a Kayak Launch

Few tasting rooms can claim a kayak launch as a neighbor.
The winery sits within a park setting, and a public kayak launch nearby opens onto a watershed of the Potomac River. That combination makes it easy to pair a paddle with a relaxed stop afterward.
Plenty of guests treat the outing as a two-part day. Some paddle first and then settle at a table, while others come for the music and plan the water trip for next time.
The grounds themselves are the real draw for most people. Open lawn stretches out around the building, giving groups room to spread out without feeling crowded.
Shaded seating is a big plus during warm Maryland summers. A covered area offers relief from the sun, and additional outdoor tables sit in the open for pleasant days.
Arriving right at opening time is the smartest move for grabbing a shady table. Latecomers can still find cover by bringing their own lawn chairs and parking them under the trees.
The park feel also keeps things casual. Kids have space to move around, dogs can stretch their legs, and adults can linger without watching the clock.
Think of it as a picnic spot with a very well-stocked counter just a few steps away.
Flights of Three and Tastings Built Around You

Not sure where to start? The staff at the counter are ready for exactly that question.
Tastings are the heart of the experience, and the team has a reputation for being friendly, informative, and patient with beginners. Staff members often shape a tasting around a guest’s preferences instead of running everyone through the same script.
That flexibility matters for groups. One table might include a dry red fan, a newcomer, and someone who only enjoys sweeter styles, and each person can get a different lineup.
Wine is available by the bottle, by the glass, or in flights of three. Flights are a handy middle ground for anyone who wants to compare a few options without committing to a full glass.
The tasting staff also tend to share background on each wine as they pour. Guests often leave with a better sense of the grapes, the local growers, and what makes each style different.
Newcomers who arrive unsure about wine frequently walk away surprised. More than a few skeptics have changed their minds after a thoughtful tasting at this counter.
A few minutes at the counter can easily turn into a few hours on the lawn, and nobody here seems to mind.
Bottles With a Local Following

Every winery has its crowd favorites, and this list has earned a loyal group of fans.
The Cabernet Franc gets frequent praise, with some regulars calling it the best they have found anywhere. For a red with local roots, that is a strong endorsement.
Old Line Red is another name worth remembering. Its title nods to Maryland’s nickname, the Old Line State, and it is a popular pick for first-time buyers.
The dry reds in general have a solid following. Guests who prefer bold, structured wines tend to find plenty to explore on the menu.
White wine fans often point to the Vidal Blanc. It is a grape that grows well in the Mid-Atlantic, which makes it a natural fit for a cooperative built on regional farms.
Then there is the port, a fitting specialty for a winery with Port in its name. Longtime guests make weekend trips just to enjoy a glass of it with family and friends.
The variety is the bigger story. With so many options, the menu offers something for dry lovers, sweet fans, and everyone in between.
Plenty of people head home with a bottle or two, which may be the surest sign the list is doing its job.
Slushies, Sangria, and Options for Everyone

Summer in Southern Maryland can get steamy, and the slushie menu has become a local legend because of it.
Slushies come up again and again in conversations about this winery. Flavors rotate, and pineapple is one of the options that has earned a fan base.
Sangria is on the menu too, including a berry version that regulars mention often. It is a popular choice for groups who want something festive to share on the lawn.
These frosty picks help explain why the outdoor seating stays busy through the warmer months. A slushie in the shade is a hard combination to beat on a July afternoon.
Not everyone in a group wants wine, and the winery plans for that. Drinks without wine are available as well, so designated drivers and teens are not left out.
Snacks can also be purchased inside. It is a small touch that helps when hunger strikes before the food truck line moves.
The broader menu is one reason the place works for mixed groups. A wine enthusiast, a slushie fan, and a friend who skips wine entirely can all sit at the same table happily.
Consider the slushie a summer tradition in the making, one frosty cup at a time.
Food Trucks and Picnic Freedom

There is no kitchen here, and honestly, that turns out to be part of the fun.
Food trucks regularly park in the lot, especially on weekends. The lineup changes, which means each visit can bring something new to the table.
The trucks have a good track record. Regulars say it is rare to find one that disappoints, which speaks well of the local vendors the winery attracts.
Checking the winery’s Facebook page ahead of time is the easiest way to see which truck is scheduled. Posts announce the week’s vendors, so planning a meal around a favorite is simple.
Guests are also welcome to bring their own food. Packing a picnic basket, a tray of snacks, or a spread for a group is completely acceptable.
That flexibility makes the winery an easy choice for celebrations. A family can bring a birthday cake, set up at a table, and enjoy an afternoon without worrying about a restaurant bill.
A simple plan works best. Buy a bottle or a few glasses, grab dinner from the truck or unpack the cooler, and settle in for the afternoon.
Nobody will judge the size of the picnic, though a well-packed basket does tend to attract friendly glances.
Live Music and Line Dancing on the Lawn

Weekends here come with a soundtrack.
Local bands and singers perform on weekends, especially during the busy seasons. The music gives the grounds a lively, upbeat mood without turning it into a loud party.
Many regulars consider the live music a main reason to come. Pair it with a food truck and a table in the shade, and a Saturday plan is basically complete.
The event calendar goes beyond concerts. Line dancing classes have become a hit, drawing groups of friends who want to try something new together.
First-timers are welcome at these classes. Instructors keep things friendly and encouraging, so nobody needs dance experience to join in.
The mix of events also helps the winery serve as a community hub. Neighbors meet up, newcomers find their footing, and families make it a regular weekend stop.
Checking the winery’s website or social media before a trip is a smart move. Schedules shift with the season, and popular events can draw a crowd.
Two left feet are no excuse, since the whole point is to laugh, learn a few steps, and enjoy the afternoon.
Room for Kids, Dogs, and Big Celebrations

A winery that welcomes teenagers, toddlers, and Labradors all at once is a rare find.
The atmosphere is family-friendly, and parents often bring kids along for the afternoon. Lawn games like giant Jenga keep younger guests busy while adults relax nearby.
Even teens who arrive skeptical tend to find something to enjoy. The open space and casual mood make it easy for everyone to feel comfortable.
Dogs are welcome too. Leashed pups are a common sight on the lawn, which makes the winery a handy stop for pet owners exploring St. Mary’s County.
Celebrations are a big part of the story. Families host birthdays here, and Mother’s Day brings groups who want a relaxed outing without a formal reservation.
For larger gatherings, the winery offers private events after hours. For a reasonable fee, a group can have the entire place to itself.
The event team earns strong praise for making planning easy. Coordinators help with ideas, handle details, and make sure guests of honor feel special.
From an 85th birthday party to a casual Sunday with friends, the winery has a way of turning ordinary dates into memories worth repeating.
Hours, Timing, and a Fond Farewell

Good news for flexible planners: the doors open every single day of the week.
Port of Leonardtown Winery opens at 12 pm daily. It closes at 6 pm Sunday through Friday and stays open until 7 pm on Saturday.
Saturday is the longest day and often the liveliest, with music and food trucks in the mix. Weekdays tend to be calmer, which suits anyone who wants an easy tasting and a quiet table.
Arriving near noon helps secure shaded seating on warm days. Bringing lawn chairs is a wise backup plan during the busiest months.
Prices are widely considered reasonable and affordable. That value, plus the option to bring food, keeps an afternoon here budget friendly.
Wine lovers who want to keep the fun going at home can join the wine club. It is a popular way to stay stocked with local bottles between trips.
The website at polwinery.com is the best source for current events and updates. A quick check before leaving home can save a wasted trip.
In a region shaped by farms and old tobacco barns, this friendly winery offers a new kind of harvest. It is easygoing, welcoming, and rooted in local ground, which is exactly why so many people keep finding their way back down Newtowne Neck Road.
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