
Oronoco, Minnesota
Certified Slate Roofing in Oronoco, MN
The oldest houses in Oronoco stand in the village along the Middle Fork of the Zumbro, and if there is original slate anywhere in town, it is on one of those roofs. Everything the growth added, from 1,300 residents in 2010 to 1,802 in 2020, went up as newer two story work where slate would be a choice rather than an inheritance.
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Two Oronocos, two different slate jobs
The village sits low beside the river, shaded, with small steep gables, old board decks and chimneys that were never flashed for a modern winter. Work down there is repair work: reset what has slipped, rob sound slate off a back slope to fix the street face, rebuild the chimney and sidewall flashing, keep the valleys clear of leaf litter. A few miles northeast the Lake Zumbro lots share the same 55960 zip code and none of the shelter. Wind comes off open water and finds the rakes and the eave course, so fastening and edge detail matter more than they do in town. Access shapes the price on both, and in the village it also shapes the calendar. Before you commit either way, get a certified roof assessment and a plan for the slope that is actually failing.

Slate Roofing in Oronoco
Two exposures, two sets of details
Slate borrowed from the back slope
On an old village house the cleanest repair often uses your own slate, pulled from a rear slope nobody sees and moved to the face on the street. New material then fills the back, where the mismatch does not show.
Chimney flashing rebuilt with the roof
Old village chimneys usually leak before the slate does. Cutting a proper reglet, setting counterflashing and tying it into the slate courses is most of what stops water on those houses.
Moss and leaf litter kept off
Shade along the Middle Fork grows moss on north slopes and packs valleys with leaves. Slate does not rot, but water held against it by debris will find the deck underneath.
Water moved off a low lot
Houses that sit low near the river need the roof water carried well away, which means gutter sizing and discharge get planned with the slate rather than after it.
August work planned around the booths
Gold Rush Days fills the village streets with more than 300 antique booths every third weekend in August, right in the middle of roofing season. Village jobs get scheduled around that weekend, not through it.
Edges fastened for wind off the lake
A Lake Zumbro shoreline roof stands open to the water. Rake slates, the starter course and the eave get extra fastening there, because wind lifts a roof from its edges inward.
Our approach on both sides of town
We ask which Oronoco you mean
The village and the lake lots share a zip code and not much else. The first question is where the house sits, because the exposure changes the fastening and the flashing.
We keep off the third weekend
Trying to run a roofing crew through a flea market with 300 booths on the street does not work for anybody. We book village jobs before or after it.
We leave the street clean
Village lots sit close together and slate work drops sharp pieces. Tarps go down, the magnet goes over the lawn and the boulevard, and the dumpster sits where it does not block a neighbor.
We tell you what upkeep it takes
A slate roof on a shaded river lot needs its valleys cleared and its moss watched. We say that before you buy one, not after the first backed up valley.
We pick the weather window
Slate is heavy and slick and shoreline lots get pushed around by wind off Lake Zumbro. We move those jobs to calm days rather than fight the water for a schedule.

What people near Oronoco say
We live in Eden Prairie. Orange did an excellent job on our siding replacement and provided great customer service all the way through.
Thomas DeSutterSiding replacement, Eden Prairie, MN Fantastic guys to work with, did an excellent job of fixing our siding. You can tell it’s a high integrity company. Definitely recommend.
Carolyn MillerSiding repair The crew arrived early and spread tarps all around the house to capture every bit of debris. By 3:00 PM, my entire roof was completely finished.
Hazel JamesRoof replacement, Minneapolis, MN
Asked around Oronoco
What people in Oronoco ask us about this work. If yours is not covered, call and ask.
Are there slate roofs in the old Oronoco village?
If any original slate is left in town, that is where it is, on the older houses near the Middle Fork of the Zumbro. It is a small pocket. Most of Oronoco is newer, including everything built through the growth from 1,300 residents in 2010 to 1,802 in 2020, and on those houses slate is a deliberate choice.
Can you work on my roof during Gold Rush Days?
Not in the village. That third weekend in August the streets fill with more than 300 antique booths and there is nowhere to put a truck, a dumpster or a staging plank. Lake Zumbro and outlying addresses are fine that weekend. For village houses we schedule the job before it or after it and tell you which when we quote.
Does a lake lot need different roof detailing than a village house?
Yes, and it is mostly about edges. A sheltered village roof under trees fights debris, moss and chimney flashing. A shoreline roof a few miles northeast stands open to wind off the water, so the rakes, the starter course and the ridge need heavier fastening. Same material, same crew, different specification.
Start with a look at the slope
Tell us the address and whether you are in the village or out toward the lake. We will look at the roof, say what it needs, and put a free estimate in your hands.
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Tell us what is going on with your roof, siding, windows, or gutters. We will take a look and give you a straight answer, including when the answer is that you can wait.
- Phone(612) 600-8529
- Emailadmin@orange-exteriors.com
- Office6600 City West Pkwy Suite 375, Eden Prairie, MN 55344
- HoursOpen 24 hours, Sunday to Saturday
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