← New search
Custer County, SD · Sold

SD-850280

8676 County Road 170

$5,800
$4,296/ac · 1.35 ac
Acreage1.35 ac
Price per acre$4,296/ac
ZoningUnzoned
Road accessDirt
UtilitiesPower at road
TopographyRolling
ListedMay 8, 2025
Coordinates43.6742, -103.5181
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

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

View Custer market data →

Step 1 · Is this a deal?

Due diligence

2 items to verify before you offer.

Risk index
18
Low risk
Wetlands3.7% of tract

Little to no mapped wetland coverage.

Average slope10.4%

Rolling to steep in places; pad prep likely.

Flood zoneX

Outside the mapped floodplain.

Legal accessRecorded easement

Access by easement; pull and read the recorded document.

Power213 ft away

Power at or near the road.

Buildable area1.24 of 1.35 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$5,163
$4,717$5,609 · $3,824/ac on 1.35 ac
Asking vs estimate
+12.3%
Priced above the comp set

Weighted from 5 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 $5,800
Maximum allowable offer
$2,950
$2,185/ac · +30.0% target margin

You need $2,850 off asking to hit this margin.

All-in cost$3,201
Net resale$4,750
Projected profit$1,549
ROI+48.4%
Annualized+69.3%
Break-even resale$2,577/ac
Profit if resale lands off target
-20%
$599
-10%
$1,074
0%
$1,549
+10%
$2,024
+20%
$2,499
Comparable sales5 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
SD-170569
Dirt · Full utilities
1.7May 26, 2026$7,7004,6633,8704.9 mi
88
SD-461737
Paved · Full utilities
3.9Jul 27, 2026$25,9006,7034,1148.2 mi
68
SD-211229
Paved · Off grid
2.7Feb 19, 2025$9,3003,4583,1925.4 mi
64
SD-141269
Dirt · Off grid
2.8May 24, 2024$8,7003,1574,1205.4 mi
64
SD-521597
Landlocked · Full utilities
3.5Oct 28, 2024$11,6003,3283,7909.4 mi
57
Show adjustment detail for the top comp
  • Utilities (Full utilities → Power at road)-18.0%
  • Market time (3 mo)+0.9%

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.