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Pennington County, SD · Sold

SD-473459

817 County Road 85

$17,600
$1,306/ac · 13.48 ac
Acreage13.48 ac
Price per acre$1,306/ac
ZoningAgricultural
Road accessLandlocked
UtilitiesOff grid
TopographyMixed
ListedNov 11, 2025
Coordinates43.9085, -102.8715
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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

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

View Pennington market data →

Step 1 · Is this a deal?

Due diligence

5 items to verify before you offer.

Risk index
46
Moderate risk
Wetlands17.0% of tract

Partial wetlands. Verify the delineated build envelope.

Average slope6.3%

Gentle grade, straightforward to develop.

Flood zoneShaded X

Moderate flood hazard on part of the tract.

Legal accessLandlocked

No legal access of record — resale is severely limited.

Power4,520 ft away

Service extension needed; get a utility quote.

Buildable area10.63 of 13.48 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$19,753
$17,203$22,303 · $1,465/ac on 13.48 ac
Asking vs estimate
-10.9%
Priced below the comp set

Weighted from 8 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 $17,600
Maximum allowable offer
$11,287
$837/ac · +30.0% target margin

You need $6,313 off asking to hit this margin.

All-in cost$12,246
Net resale$18,173
Projected profit$5,926
ROI+48.4%
Annualized+69.3%
Break-even resale$987/ac
Profit if resale lands off target
-20%
$2,292
-10%
$4,109
0%
$5,926
+10%
$7,744
+20%
$9,561
Comparable sales8 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
SD-213562
Gravel · Off grid
14.5Nov 9, 2025$31,4002,1651,5312.8 mi
82
SD-234084
Paved · Power at road
21.2Jun 23, 2026$67,7003,1951,6598.9 mi
75
SD-965029
Paved · Off grid
42.0Jul 27, 2026$101,9002,4251,6463.0 mi
73
SD-412083
Dirt · Off grid
5.0Mar 1, 2026$8,5001,7011,2793.2 mi
70
SD-363938
Gravel · Power at road
19.1Jul 22, 2025$33,0001,7281,0857.8 mi
70
SD-633632
Gravel · Power at road
15.3Jan 18, 2024$35,1002,2981,4919.9 mi
67
SD-381854
Gravel · Full utilities
4.2May 22, 2025$12,7003,0241,3955.1 mi
66
SD-875028
Dirt · Off grid
42.0Jun 27, 2024$67,6001,6101,6317.7 mi
58
Show adjustment detail for the top comp
  • Tract size (14.52 ac → 13.48 ac)+0.8%
  • Access (Gravel → Landlocked)-32.0%
  • Market time (9 mo)+3.2%

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.