Residential Lots for Sale

Build where
you belong.

Sienna Hills is an active residential development in Mt. Horeb, Wisconsin — with open lots, paper spec homes, and the freedom to build on your timeline.

Mt. Horeb, WI Dane County Open Lots Available Spec Home Options All Builders Welcome
Phase 1Under Construction
Dane Co.Wisconsin
About Sienna Hills

An active community
taking shape.

Sienna Hills is RiverHouse's flagship residential development on the east side of Mt. Horeb — a community built with quality infrastructure, thoughtful planning, and long-term value in mind.

Phase 1 condominiums are fully sold out, a testament to the demand for well-built homes in Mt. Horeb. The residential subdivision is now under active construction, with open lots and paper spec homes available for purchase. Phases 2 and 3 are in planning.

Choose your lot, bring your own builder — or build with RiverHouse. Either way, you're in a community that's been designed to last.

See Available Lots Ask a Question
100% Phase 1 Condos Sold
Active Construction Underway
3 Planned Phases
Open All Builders Welcome
Available Now

Choose your
lot.

Open Lot
Lot 4 — Sienna Hills
Mt. Horeb, WI Plan available — no home yet All builders welcome Dane County
Inquire →
Paper Spec
Paper Spec Homes
Plan selected, no construction yet Customize finishes & options Build with RiverHouse Multiple lots available
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Open Lot
Additional Open Lots
Choose your own builder Various sizes available Infrastructure underway Contact us for lot map
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Contact us for a current lot map, availability, and pricing. Inventory changes as development progresses.

Why Sienna Hills

The right place
to put down roots.

01
Walkable Village

Steps from downtown Mt. Horeb — grocery, restaurants, the library, and Norsk Golf Club all within reach.

02
Proven Demand

Phase 1 condominiums sold out completely — strong signal of community desirability and long-term value.

03
Madison Access

Quick commute to Epic, the UW campus, and Madison's west-side employment centers via Highway 151.

04
Quality Infrastructure

RiverHouse-developed lots with thoughtfully planned roads, utilities, and community layout built to last.

Development Plan

A community
built in phases.

Sienna Hills is a multi-phase development with a clear long-term vision. Each phase builds on the last — growing the community, increasing lot values, and delivering on the promise of a well-planned neighborhood.

Get Phase Updates

Phase 1 — Condominiums

Ranch-style condominiums, 2,200 sq ft, 3 bed / 3 bath. Sold out. Joe McDonald, builder of record.

Phase 1 — Residential Subdivision

Single-family lots under active development. Open lots and paper spec homes available now. RiverHouse, developer.

Phase 2 — Sienna Heights Condominiums

New luxury condo community coming as Phase 2. Interest list now open at siennaheights.com.

Phase 3 — Additional Residential

Further residential lots planned for Phase 3. Details and timeline to be announced.

Location

East side of
Mt. Horeb, WI.

Sienna Hills is located off Eastwood Way on the east side of Mt. Horeb — a thriving Dane County village with a strong sense of community and outstanding access to everything the greater Madison area offers.

Walkable to downtown Mt. Horeb
Adjacent to Norsk Golf Club
Military Ridge State Trail nearby
Quick access to Hwy 151
Short commute to Epic & west Madison
Mt. Horeb Area School District
Sunrise Park, skate park & play fields
Open in Google Maps
Get In Touch

Ready to find
your lot?

We'd love to walk you through what's available at Sienna Hills — current lots, paper spec options, pricing, and what's coming next. Reach out and we'll be in touch promptly.

info [at] riverhousewi [dot] com
Mt. Horeb, WI — Dane County
RiverHouse LLC — Licensed WI Developer
Also: Sienna Heights Condos →