← New search
Roberts County, SD · Sold

SD-209644

8460 County Road 27

$814,800
$685/ac · 1,190 ac
Acreage1,190 ac
Price per acre$685/ac
ZoningUnzoned
Road accessLandlocked
UtilitiesPower at road
TopographySloped
ListedJul 13, 2026
Coordinates45.6323, -96.8965
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

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

View Roberts market data →

Step 1 · Is this a deal?

Due diligence

3 items to verify before you offer.

Risk index
43
Moderate risk
Wetlands4.7% of tract

Little to no mapped wetland coverage.

Average slope19.5%

Steep ground — expect meaningful site work to build.

Flood zoneX

Outside the mapped floodplain.

Legal accessLandlocked

No legal access of record — resale is severely limited.

Power249 ft away

Power at or near the road.

Buildable area907.20 of 1189.92 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$1,100,605
$913,347$1,287,863 · $925/ac on 1,190 ac
Asking vs estimate
-26.0%
Priced below the comp set

Weighted from 6 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 $814,800
Maximum allowable offer
$628,917
$529/ac · +30.0% target margin

You need $185,883 off asking to hit this margin.

All-in cost$682,375
Net resale$1,012,556
Projected profit$330,181
ROI+48.4%
Annualized+69.2%
Break-even resale$623/ac
Profit if resale lands off target
-20%
$127,670
-10%
$228,926
0%
$330,181
+10%
$431,437
+20%
$532,693
Comparable sales6 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
SD-389389
Gravel · Off grid
989.2May 20, 2025$1,174,3001,1879438.4 mi
76
SD-759275
Gravel · Power at road
910.8Nov 15, 2024$1,178,4001,2948697.0 mi
76
SD-648391
Gravel · Power at road
480.1Jun 20, 2026$684,5001,4267384.6 mi
73
SD-189066
Paved · Off grid
782.8Dec 8, 2024$1,502,2001,9191,2235.2 mi
72
SD-617926
Gravel · Power at road
342.8Aug 3, 2025$682,2001,9909666.1 mi
63
SD-648348
Gravel · Full utilities
465.4Feb 27, 2024$800,6001,7207937.5 mi
57
Show adjustment detail for the top comp
  • Tract size (989.22 ac → 1189.92 ac)-5.6%
  • Access (Gravel → Landlocked)-32.0%
  • Utilities (Off grid → Power at road)+17.6%
  • Market time (15 mo)+5.2%

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.