Custom Garages in Monroe, OR
Custom Garage — built by Eugene’s garage & ADU master craftsman, serving Monroe since 1969.
Thinking about a custom garage in Monroe? A custom garage means covered parking, a real workshop, RV storage, or an apartment above — and Red Umbrella has been building garages, ADUs, and additions across Benton County since 1969. Monroe is the closest Benton County community to Eugene along the 99W corridor — short drive for our crew and a straightforward city permit make projects here refreshingly efficient.
Building a custom garage in Monroe
Monroe sits 23 mi north of Eugene via OR-99W. Is surrounded by working farmland where efu zoning and generous setbacks shape what — and where — you can build. Building permits here go through City of Monroe — a process we know well — and for a custom garage, that shapes the foundation, setbacks, and whether a detached shop or an attached garage fits the lot.
Locally, Monroe is known for Long Tom River, OR-99W corridor, Christmas tree farms and wine-grape orchards, and we tailor every build to fit the lot, the neighborhood, and how you actually live.
Custom Garage in Monroe: what we build
We build detached and attached garages — 1 to 4 car, heated shops, tall RV bays, and garages with a finished apartment above.
- Detached & attached, 1–4 car
- Heated shops, RV bays & pole buildings
- Garage with an apartment or suite above
- Any roof style — gable, hip, gambrel, more
Why Monroe homeowners choose Red Umbrella
- Garages and ADUs under one roof — the rare shop that masters both, so a garage-with-a-suite is one project, one crew.
- Master Electrician in-house — owner Bari Swartz wires it himself, to code, no waiting on a sub.
- Building since 1969 — you work directly with Bari, not a sales rep or a rotating cast of subs.
- Permits handled & up to 120% financing — we know City of Monroe and make the whole path simple.
Monroe custom garage questions
How much does a new detached garage cost in Monroe, Oregon?
A new detached two-car garage in Monroe generally runs $35,000–$75,000 depending on size, foundation type, electrical service, and finish level. A simple one-car slab garage sits at the lower end; a finished, insulated two-car with sub-panel and workshop space sits at the higher end. Red Umbrella provides a free itemized estimate after visiting your property.
What is Oregon’s contractor lien notice requirement?
Under Oregon Revised Statutes Chapter 87, contractors must provide homeowners with an “Information Notice to Owner” before beginning work; this notice explains your rights if subcontractors or suppliers file liens for unpaid amounts. Red Umbrella provides this notice as part of the contract paperwork before any work begins. Understanding your lien rights protects you even if all payments to Red Umbrella are made on time.
Can I finance Monroe system-development charges for an ADU?
Yes — SDCs (which vary by city and county) can be financed through programs like HFS Financial rather than paid out of pocket at permit issuance. Including SDCs in your project loan keeps cash available for other needs and spreads the cost across the loan term. Red Umbrella will help you understand how SDCs fit into your overall project budget.
We also build these in Monroe.

ADU Builder
A backyard ADU adds rental income, room for family, and lasting property value.
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Garage Conversion
A garage conversion is the fastest, most affordable way to add finished living space.
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Home Additions
A seamless addition adds the room you need without the cost and upheaval of moving.
Learn more →Trusted across the valley.
"Bari built us a fine, 600 sq ft cottage (ADU) in our back yard. Helpful from start to finish through the permit process."
"Our garage was crushed by a tree in the ice storm. Red Umbrella, garage specialists, were perfect for the job."
"Bari at Red Umbrella is a solid contractor! We hired him to remodel our garage in College Hill, and it became a special place to live and enjoy."
Planning a custom garage in Monroe?
Bari will look at your lot and give you an honest number — permits handled, up to 120% financing, usually a reply within one business day.
Get My Free Estimate → Call (541) 515-3843