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Corson County, SD · Sold

SD-652484

7703 County Road 221

$11,100
$1,669/ac · 6.65 ac
Acreage6.65 ac
Price per acre$1,669/ac
ZoningAgricultural
Road accessLandlocked
UtilitiesOff grid
TopographySloped
ListedDec 28, 2025
Coordinates45.6442, -101.3174
Loading terrain…
County GIS boundary

We do not yet have an active public ArcGIS connection for this county. Use the official source link to verify the parcel boundary and flood/zoning layers.

County market

Corson County, South Dakota. West River grazing and Black Hills recreational parcels.

View Corson market data →

Step 1 · Is this a deal?

Due diligence

4 items to verify before you offer.

Risk index
45
Moderate risk
Wetlands2.5% of tract

Little to no mapped wetland coverage.

Average slope15.5%

Rolling to steep in places; pad prep likely.

Flood zoneX

Outside the mapped floodplain.

Legal accessLandlocked

No legal access of record — resale is severely limited.

Power13,242 ft away

A long utility run — price in solar/off-grid instead.

Buildable area5.19 of 6.65 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$10,584
$8,712$12,456 · $1,592/ac on 6.65 ac
Asking vs estimate
+4.9%
In line with the comp set

Weighted from 10 recorded sales, adjusted for tract size, access, utilities and time since sale. Range width reflects dispersion across the comp set.

AI deal brief

Comps, diligence flags, an offer number and what to ask the seller.

Offer calculatorAsking $11,100
Maximum allowable offer
$6,048
$909/ac · +30.0% target margin

You need $5,052 off asking to hit this margin.

All-in cost$6,562
Net resale$9,737
Projected profit$3,175
ROI+48.4%
Annualized+69.3%
Break-even resale$1,073/ac
Profit if resale lands off target
-20%
$1,228
-10%
$2,202
0%
$3,175
+10%
$4,149
+20%
$5,123
Comparable sales10 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
SD-952565
Landlocked · Full utilities
7.0Jan 23, 2026$11,3001,6051,1489.2 mi
80
SD-202745
Gravel · Power at road
8.0Dec 9, 2025$18,8002,3341,4054.3 mi
77
SD-713174
Landlocked · Off grid
11.0Dec 23, 2025$14,9001,3571,44416.4 mi
75
SD-824189
Paved · Power at road
22.9Jul 1, 2026$73,4003,2111,7784.5 mi
73
SD-390942
Dirt · Off grid
2.2Jul 27, 2026$6,2002,8612,1754.1 mi
72
SD-620899
Dirt · Off grid
2.1Jul 27, 2026$3,7001,7391,3217.8 mi
70
SD-833992
Landlocked · Off grid
19.8Jul 27, 2026$28,4001,4311,58312.7 mi
70
SD-332404
Paved · Power at road
6.3Jul 30, 2024$19,8003,1601,67612.6 mi
69
SD-823658
Landlocked · Off grid
15.6Dec 23, 2024$23,0001,4751,69110.9 mi
63
SD-741130
Dirt · Off grid
2.5Apr 1, 2025$5,6002,2471,80812.2 mi
59
Show adjustment detail for the top comp
  • Utilities (Full utilities → Off grid)-30.3%
  • Market time (7 mo)+2.4%

Step 3 · Market it

Turn this underwriting into a listing

Generate a comp-priced headline, listing description, land-group post and cash-buyer email for this tract — then post it to the investor marketplace.