Jefferson County, WI Duplexes for sale

Updated: Oct 21

Two-Unit Duplex

511 North Main Street, Lake Mills, WI 53551

$129,900

2,292 sqft 0.34 AC lot

Two apartments: one with 3 bedrooms and one with 1 bedroom
2,292 square feet of building area
0.34‑acre lot with room to add a garage
Built in 1900
Larger unit includes 1 1/2 baths and main‑floor laundry

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Updated: Oct 21

Two-Story Duplex

511 N Main Street, Lake Mills, WI 53551

$129,900

0.34 AC lot

Two‑unit duplex on a 0.34‑acre lot
Larger residence has 3 bedrooms, 1 1/2 baths, and main‑floor laundry
Smaller residence includes 1 bedroom and a full bath
R2 zoning
Built in 1900; radiant heat and driveway parking

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2-Unit Duplex with Attached Garage

221-223 N Main Street, Jefferson, WI 53549

$299,900

0.10 AC lot

Both residences have laundry hookups, with an attached garage providing additional storage.

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Duplex with River Frontage

N3269 County Road K -, Jefferson, WI 53549

$730,000

2,714 sqft

Duplex property with a separate cottage and an electric pole shed.

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Duplex with Walk-Up Attic

317 Monroe Street, Fort Atkinson, WI 53538

$249,900

0.17 AC lot

Two separate living areas each offer two bedrooms, with a shared basement and off-street parking.

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Victorian Duplex with Garage

800 N Main Street, Lake Mills, WI 53551

$375,000

0.75 AC lot

R3 zoning supports multifamily use, with a detached garage and storage building on the parcel.

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Victorian Duplex

334 Grove Street, Fort Atkinson, WI 53538

$329,000

0.26 AC lot

TF-10 zoning and a garage with carport serve a property currently arranged for two households.

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Duplex with Detached Garage

215 College Ave, Watertown, WI 53094

$225,000

2,367 sqft

Two-unit property with separate utility metering, central air, and tenant-dedicated garage space.

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2-Unit Duplex with Garage

270 N Monroe Street, Waterloo, WI 53594

$289,990

0.21 AC lot

Residential zoning and forced-air heat serve this two-unit property.

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Two-Story Duplex

511 N Main St #509, Lake Mills, WI 53551

$129,900

2,292 sqft

The two residences include a three-bedroom unit with main-floor laundry and a separate one-bedroom unit.

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Two-Story Duplex

509-511 N Main St, Lake Mills, WI 53551

$129,900

2,292 sqft

Two separate residences offer a three-bedroom layout and a one-bedroom unit.

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Two-Unit Duplex

511 N Main St, Lake Mills, WI 53551

$129,900

2,292 sqft

The property combines a three-bedroom residence with a separate one-bedroom unit, each with its own kitchen and living area.

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Duplex with Detached Two-Car Garage

217-215 College Avenue, Watertown, WI 53094

$225,000

Occupied two-unit property with separate utility metering, central air, and flexible month-to-month tenancy.

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Duplex with Built-In Buffets

317 Monroe Street, Fort Atkinson, WI 53538

$249,900

A walk-up third floor provides storage, alongside a shared basement and two-bedroom units.

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Duplex with Detached Garage

406-404 Grove Street, Fort Atkinson, WI 53538

$250,000

Two kitchens, basement laundry, and adaptable living arrangements support owner occupancy or rental use.

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Two-Unit Duplex with Detached Garage

404/406 Grove Street, Fort Atkinson, WI 53538

$250,000

Separate kitchens and a semi-finished attic add flexibility to this Fort Atkinson property.

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Victorian Duplex

334 Grove Street, Fort Atkinson, WI 53538

$329,000

The two-unit layout supports an owner-occupant arrangement alongside a separate household.

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Victorian Duplex with Detached Garage

800 N Main St, Lake Mills, WI 53551

$375,000

0.75 AC lot

The 1890 residence occupies a three-quarter-acre parcel with R3 zoning.

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Duplex with Renovated Unit

255 Highland Terrace, Waterloo, WI 53594

$485,000

One residence features renovated flooring, cabinets, and appliances; both units are vacant.

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Jefferson County, WI Duplexes Market Trends and Statistics

Explore 19 duplexes for sale in Jefferson County, WI, showcased through 19 active listings on our real estate platform. These investment opportunities span a total of 14,249 square feet of properties for sale, with an estimated market value of $5,312,190.

Sale prices for two-family homes in Jefferson County, WI start at $129,900, averaging $279,588, and reaching up to $730,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

Featured Jefferson County Real Estate Agencies

Realmo connects you with licensed Jefferson County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

Century 21 Integrity Group

238 South Main Street Jefferson, WI 53549

Phone: (920) 674-2041

www.sellzhomez.com

Affiliated Real Estate LLC DBA Century 21 Affiliated

913 Madison Ave Fort Atkinson, WI 53538

Phone: (920) 563-4606

www.c21fort.com

Fort Real Estate Company, LLC

407 Robert Street Fort Atkinson, WI 53538

Phone: (608) 575-3533