Gas Heat Built for Washington County's Long, Cold Winters.

A typical gas fireplace or insert installation in Washington County runs roughly $4,000 to $10,000, depending on the unit, the venting path, and whether new gas line work is required. A direct-vent insert dropped into an existing masonry fireplace in an older Stillwater home—with a gas line already nearby—sits toward the lower end. New construction in Woodbury or Cottage Grove, where framing, venting, and a fresh gas line run are all part of the job, tends to land in the middle to upper range. Homes on propane in the county's outer townships sometimes see added cost if a new tank or line extension is needed. A local dealer will give you a firm number after an in-home walkthrough.

Yes, and it's one of the more common upgrades in Washington County's older housing stock, particularly in Stillwater's historic neighborhoods where many homes still have a masonry fireplace built decades ago. A gas insert typically drops into that existing opening, using a stainless liner run through your current chimney for venting. Costs usually fall between $4,000 and $8,500 depending on the insert and whether the home already has a nearby gas line. Given how few Washington County homes actively burn wood as a primary heat source anymore, this conversion is often less about efficiency and more about getting real, reliable heat out of a fireplace that's otherwise decorative.

Either works, and which one applies depends on where in the county you live. CenterPoint Energy serves natural gas throughout most of the incorporated cities—Stillwater, Woodbury, Cottage Grove, Oakdale, and Forest Lake—so if your home already has gas appliances, adding a fireplace is usually straightforward. Homes in the county's rural townships, where natural gas mains don't reach, typically run on propane instead. Most gas fireplace models can be configured for either fuel; your installer sets the correct orifice and regulator for whichever supply you have.

Most modern gas fireplaces will, which matters in a county that sees its share of ice storms and sub-zero cold snaps. Units with IPI (intermittent pilot ignition) include a battery backup—typically a set of AA batteries inside the unit—that takes over automatically when the power drops, so the fireplace lights on demand just as it normally would. Valor fireplaces handle this differently: their pilot assembly generates its own electricity through the thermocouple, so there's no battery to remember or replace. For Washington County winters, where an outage can coincide with the coldest night of the year, that kind of backup heat is worth asking about when you're comparing units with a local dealer.

A gas fireplace is a fully built-in unit framed into a wall—the standard choice for new construction in Woodbury or Cottage Grove subdivisions. A gas insert is sized to slide into an existing masonry fireplace opening, which makes it the natural fit for older Stillwater homes converting from wood. A gas stove is a freestanding unit that sits on the floor on its own hearth pad, similar in footprint to a wood stove but running on gas. For most Washington County homeowners upgrading an existing fireplace, an insert is the right call; for new builds or additions without an existing chimney, a built-in fireplace or freestanding stove makes more sense.

Yes. Building permits for gas fireplace installations are issued by each city's building department—Stillwater, Woodbury, Cottage Grove, and Forest Lake all handle their own—while Washington County's building inspections office covers unincorporated townships like May and Denmark. A separate gas line permit is also required any time new gas piping is run, which needs a licensed gas-fitter. Most established hearth dealers handle all of this paperwork as part of the installation, coordinating the gas work, venting, and inspection so you're not managing multiple trades yourself.

Vented (direct-vent) fireplaces draw combustion air from outside and exhaust it back outside through a sealed pipe, keeping combustion byproducts out of your living space entirely. Vent-free units burn gas directly into the room without external venting, which is more efficient on paper but releases some water vapor and trace combustion gases indoors, and comes with strict room-sizing and oxygen-sensor requirements. Minnesota permits vent-free units within those limits, but in a climate zone 6A county where homes are built tight for cold-weather efficiency, direct-vent units are by far the more common and more recommended choice among Washington County dealers—they deliver strong heat output without any indoor air quality tradeoff.

An annual inspection is standard for any gas-burning appliance, including direct-vent fireplaces and inserts. A technician checks the burner, pilot assembly, venting, and gas connections, and cleans the glass and interior—a much lighter job than a wood chimney sweep, but still important given how many hours these units run during a Washington County winter that stretches from October into April. Local gas appliance service providers typically charge $150 to $250 for a standard annual visit.

Wood offers a lower cost per BTU and the ability to run without electricity, and Washington County's oak, maple, birch, and aspen forests have supplied firewood to the region for generations. But in practice, wood-burning has become a small niche here—suburban lot sizes, HOA rules in newer Woodbury and Cottage Grove developments, and the sheer convenience of gas have made standalone wood stoves uncommon outside a handful of rural properties near the St. Croix. For nearly all Washington County homeowners, a gas fireplace or insert offers the more practical, more widely supported option—and it's what the large majority of local hearth dealers are set up to sell, install, and service.

If it was installed more than 15 years ago, probably. Older gas fireplaces keep a standing pilot light burning all the time, and that little flame can cost a couple hundred dollars a year. Newer models use pilot-on-demand ignition—the pilot lights only when you use the fireplace and goes out when you turn it off.

An insert is a fireplace that slides into a pre-existing wood-burning fireplace—if you don't have one, there's nothing to insert it into. A zero-clearance fireplace is built into a framed wall, which makes it the answer for remodels and new construction. Simple test: existing masonry fireplace means insert; blank or framed wall means zero-clearance.

If you're putting a fire in your house on purpose, it's best to work with an expert. Unless you're genuinely experienced in framing, gas line, vent pipe, and the national code on clearances to combustibles, have a professional do it—and ideally the same company that sells you the fireplace, so warranty, service, and liability all live under one roof.

Yes—by creating a comfort zone. A furnace heats every square foot of the house just to warm the one room you're in; a gas fireplace on low burns roughly a sixth of the gas a typical furnace does. Set the furnace around 55–60 degrees as a baseline, then heat the rooms your family actually uses. Families who heat this way commonly save $20–$60 a month.