Rapid City, SD Fourplexes for Sale

Rapid City, South Dakota offers stunning natural beauty with easy access to iconic landmarks like Mount Rushmore and the Black Hills. The city boasts a low cost of living and affordable housing, making it an attractive option for many. Rapid City's vibrant local culture includes numerous art galleries, museums, and annual events. With abundant outdoor recreational opportunities, including hiking and scenic drives, it's ideal for nature enthusiasts. The friendly community and strong local economy provide a welcoming and stable environment to call home.

Listings: 10
Updated: Jun 21, 2026
Median Price: $265,000
Median Size: 1,828 sqft
Higher-Confidence Cash-Flow Candidates: 0

Cash-flow figures are directional screening signals only. Verify rent, unit mix, taxes, insurance, financing, condition, and listing status independently.

Compare Rapid City listings with the national cash-flow rankings

Available Listings

Rapid City Duplex, Triplex, and Fourplex Listings

10 results

205 E Watertown St, Rapid City, SD, 57701

$250,000

205 E Watertown St, Rapid City, SD, 57701

2-4 Units

Beds: 6
Baths: --
Size: 2,016 sqft

Est. Rent: $3,600/mo
Est. Cash Flow: +$1,357/mo
Modeled Cost: $2,243/mo
Estimate Confidence: Low
Rent Source: Estimated

Est. P&I: $1,242/mo

3225 W Rapid St, Rapid City, SD, 57702

$265,000

3225 W Rapid St, Rapid City, SD, 57702

2-4 Units

Beds: 2
Baths: --
Size: 1,640 sqft

Est. Rent: $2,140/mo
Est. Cash Flow: +$98/mo
Modeled Cost: $2,042/mo
Estimate Confidence: Low
Rent Source: Estimated

Est. P&I: $1,316/mo

211 E Monroe Ave, Rapid City, SD, 57701

$275,000

211 E Monroe Ave, Rapid City, SD, 57701

2-4 Units

Beds: --
Baths: --
Size: -- sqft

Est. Rent: N/A
Est. Cash Flow: N/A
Modeled Cost: N/A
Estimate Confidence: N/A
Rent Source: N/A

Est. P&I: $1,366/mo

109 E Monroe Ave, Rapid City, SD, 57701

$325,000

109 E Monroe Ave, Rapid City, SD, 57701

2-4 Units

Beds: --
Baths: --
Size: -- sqft

Est. Rent: N/A
Est. Cash Flow: N/A
Modeled Cost: N/A
Estimate Confidence: N/A
Rent Source: N/A

Est. P&I: $1,614/mo

322 St Patrick St, Rapid City, SD, 57701

$229,000

322 St Patrick St, Rapid City, SD, 57701

2-4 Units

Beds: --
Baths: --
Size: -- sqft

Est. Rent: N/A
Est. Cash Flow: N/A
Modeled Cost: N/A
Estimate Confidence: N/A
Rent Source: N/A

Est. P&I: $1,137/mo

1616 1st St, Rapid City, SD, 57701

$287,400

1616 1st St, Rapid City, SD, 57701

2-4 Units

Beds: --
Baths: --
Size: -- sqft

Est. Rent: N/A
Est. Cash Flow: N/A
Modeled Cost: N/A
Estimate Confidence: N/A
Rent Source: N/A

Est. P&I: $1,427/mo

3417 W Rapid St, Rapid City, SD, 57702

$285,000

3417 W Rapid St, Rapid City, SD, 57702

2-4 Units

Beds: --
Baths: --
Size: -- sqft

Est. Rent: N/A
Est. Cash Flow: N/A
Modeled Cost: N/A
Estimate Confidence: N/A
Rent Source: N/A

Est. P&I: $1,416/mo

811 Willsie Ave, Rapid City, SD, 57701

$265,000

811 Willsie Ave, Rapid City, SD, 57701

2-4 Units

Beds: --
Baths: --
Size: -- sqft

Est. Rent: N/A
Est. Cash Flow: N/A
Modeled Cost: N/A
Estimate Confidence: N/A
Rent Source: N/A

Est. P&I: $1,316/mo

1235 Hill St, Rapid City, SD, 57701

$259,000

1235 Hill St, Rapid City, SD, 57701

2-4 Units

Beds: --
Baths: --
Size: -- sqft

Est. Rent: N/A
Est. Cash Flow: N/A
Modeled Cost: N/A
Estimate Confidence: N/A
Rent Source: N/A

Est. P&I: $1,286/mo

239 Wright St, Rapid City, SD, 57701

$250,000

239 Wright St, Rapid City, SD, 57701

2-4 Units

Beds: --
Baths: --
Size: -- sqft

Est. Rent: N/A
Est. Cash Flow: N/A
Modeled Cost: N/A
Estimate Confidence: N/A
Rent Source: N/A

Est. P&I: $1,242/mo