Deck Privacy Ideas: Screens, Pergolas and Plantings That Actually Work

A great deck with a sightline problem doesn’t get used — nobody relaxes while making accidental eye contact with the neighbor’s kitchen window. Privacy is the most under-planned part of deck design and one of the cheapest to solve during the build, when posts and footings are already happening. Here’s the privacy menu for Massachusetts backyards, from a panel of lattice to a wall of green.

First, Aim: Privacy Is Directional

The mistake is fencing in the whole deck like a cubicle. Stand where the furniture will go and find the one or two actual sightlines — the neighbor’s deck, the street, the second-story window next door. A single well-placed screen, 6 to 8 feet wide, solves most yards and keeps the open feeling that made you want a deck in the first place. This is a design pass that belongs in the same conversation as sizing the deck — screens, like furniture, need floor plan.

The Privacy Menu

• Built-in privacy screen — $800 to $2,500 per section. The framed wall on the deck itself: horizontal slats, lattice, or composite panels matching the railing system. Built with the deck, its posts tie into the frame properly; added later, it needs the same blocking discipline as a railing post. Slat spacing is the dial — tight for the neighbor side, open for the breeze side.
• Pergola with a screened side — the two-birds build. The shade structure from the shade guide takes a slatted wall on one flank for a few hundred dollars more — overhead sun control and the sightline fix in one set of posts.
• Planters with screening plants — $300 to $1,500. Arborvitae in big containers, tall grasses, or a cedar planter box with a trellis. Softest look, movable, and the only option that gets better every year. The Massachusetts note: containerized evergreens need winter-hardy varieties and generous boxes, or replant springs become a subscription.
• The property-line planting — the long game. A row of arborvitae or a mixed border at the lot line screens the yard, not just the deck, for $50–$150 a tree planted young. It’s the highest-value privacy per dollar in landscaping; it just takes three to five years to cash the check.
• The outdoor curtain — the renter-grade option that works. Outdoor fabric on a cable or rod under a pergola: $100–$400, surprisingly effective, definitely seasonal. Down before the first nor’easter.

The Rules Nobody Mentions Until After

Two practical ceilings on deck privacy. Wind: a solid screen is a sail — on an elevated deck it catches real load, which is why slatted designs (which bleed wind through) are both the better look and the better engineering. Zoning: many Massachusetts towns treat tall screens on or near property lines as fences, with height limits commonly around 6 feet; a screen on the deck surface of an elevated deck can effectively stand 12+ feet over the neighbor’s grade, which is exactly the kind of thing that starts the conversation you were screening yourself from. A quick check with the building department keeps the project friendly — same five-minute call as the permit guide recommends.

Frequently Asked Questions

What plants screen fastest in this climate?

Green Giant arborvitae is the workhorse — fast, deer-resistant enough, and winter-solid in Central Massachusetts. Emerald Green is the tidier, slower, narrower-yard version. For deck-level planters, ornamental grasses give summer-fall privacy that conveniently disappears in winter when nobody’s out there anyway.

Can a privacy screen attach to my existing railing?

Lattice zip-tied to balusters is the look everyone regrets, and bolting height onto rail posts adds leverage they weren’t engineered for. A proper retrofit runs its own posts to the deck frame with blocking — small project, done right, and the difference is visible from the kitchen window forever.

Privacy from a second-story window next door?

Side screens can’t block a downward view — overhead can. A pergola with a louvered top or even an open-slat roof breaks the sightline from above while keeping the sky. It’s the one privacy problem where the shade structure is the answer rather than the wall.

Make the Deck Feel Like Yours Again

Tell us where the eyes come from and we’ll design the screen, pergola or planting plan that closes the sightline — free written estimate, with the zoning check included. Deck projects are in the project gallery.