Roofing contractors in St. Louis, Missouri
The city proper is its own roofing world: brick block after brick block, from the flats and flounders of the older neighborhoods to the 1920s and 1930s bungalows of the southwest side.
What St. Louis roofs are dealing with
St. Louis City is an independent city, not part of St. Louis County, with its own permit office and its own housing logic. A large share of the stock does not wear shingles at all: flat membrane roofs draining behind brick parapets, and the flounder houses with their single sloping plane, forms that fail at parapets, scuppers and roof-to-wall joints rather than in the field. The shingled neighborhoods to the south tell a different story.
St. Louis Hills, Southampton and Princeton Heights carry steep little hips and gables over solid brick, where counterflashing set into mortar joints does the real work and reused flashing is the classic re-roof shortcut. The right crew depends on the block: low-slope experience for the flats, brick detail for everything. Asking a bidder what share of their work is city housing is not rude. It is the whole question.
The block tells you the trade. Older neighborhoods run to flats behind parapets and flounder roofs: membrane work, parapet and coping detail, drains and scuppers. St. Louis Hills, Southampton and Princeton Heights carry steep little hips and gables over solid brick, where the work lives in the counterflashing and the chimneys. City permits run through the city’s own office, separate from the county, a bidder fluent in city work will say so unprompted.
On a house that has changed hands a few times nobody remembers what was done when, and that is the whole reason the roof age check exists.
Covering St. Louis Hills, Lindenwood Park, Princeton Heights, Southampton, Holly Hills and the rest of St. Louis.
- 1 Ridge caps. First to fatigue in a climate that swings hard in both directions.
- 2 The field. Thaw cycles work the covering harder than the calendar suggests.
- 3 Valleys. Litter holds water against the covering exactly where it should be leaving.
- 4 Flashing. The chimney, and where a lower roof runs into a brick wall.
- 5 The vent boot. A rubber part with a life measured in years, not decades.
- 6 Eaves and gutters. Refreezing and a plugged box gutter back water up under the edge.
When the work happens in St. Louis
City roofs keep their own calendar. Flat roofs earn their look after the leaves are down and the scuppers cleared: a plugged outlet going into the freeze-thaw months is how a winter of ponding starts, and again in spring, when the oscillation has had its say at the parapet joints. Membrane work wants moderate temperatures, so spring and fall are its natural windows. The shingled brick neighborhoods follow the metro’s ordinary rhythm: long season, quotes gathered late winter.
What moves the price in St. Louis
On the flats, the honest quote prices the fall and the perimeter: tapered insulation where ponding has set in, parapet turn-ups, coping, drain hardware, the field membrane is often the least expensive part. On the brick-and-shingle blocks, the number moves with the masonry: counterflashing reset costs real labor, and a chimney whose joints are going belongs in the quote as a named item, theirs or a mason’s. Any city bid silent on brick or parapets was priced for a suburb.
What moves the number here is rarely the shingle. Four things do, and a quote that names all four is doing more work than one that does not. The comparison checklist will set two or three quotes beside each other:
- If the house has built-in gutters, are they being relined as part of this, or left for later?
- Where the roof meets brick, is the counterflashing cut into the mortar, or surface-mounted over it?
- What is decking priced at per sheet, and against how many?
- Who covers the workmanship?
The work
Before you call anyone in St. Louis
Three questions turn up on nearly every house here. Rather than answer them city by city, they are set out in the guides:
Why roofs fail here
Worth reading before you take a price rather than after: six ways a roof gives out here, written up one at a time.