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Custer County, MT · Sold

MT-347901

799 County Road 338

$698,500
$1,630/ac · 428 ac
Acreage428 ac
Price per acre$1,630/ac
ZoningUnzoned
Road accessLandlocked
UtilitiesFull utilities
TopographyFlat
ListedDec 30, 2025
Coordinates46.3878, -105.5664
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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

Custer County, Montana. Big-sky ranch splits; recreational amenity value increasingly outruns ag value.

View Custer market data →

Step 1 · Is this a deal?

Due diligence

4 items to verify before you offer.

Risk index
40
Moderate risk
Wetlands17.0% of tract

Partial wetlands. Verify the delineated build envelope.

Average slope1.7%

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.

PowerOn site

Power at or near the road.

Buildable area337.82 of 428.43 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$620,613
$570,964$670,262 · $1,449/ac on 428 ac
Asking vs estimate
+12.5%
Priced above 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 $698,500
Maximum allowable offer
$354,636
$828/ac · +30.0% target margin

You need $343,864 off asking to hit this margin.

All-in cost$384,780
Net resale$570,964
Projected profit$186,184
ROI+48.4%
Annualized+69.2%
Break-even resale$976/ac
Profit if resale lands off target
-20%
$71,991
-10%
$129,088
0%
$186,184
+10%
$243,281
+20%
$300,377
Comparable sales8 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
MT-257389
Dirt · Off grid
295.7Oct 25, 2025$407,3001,3771,4496.0 mi
77
MT-148290
Paved · Off grid
567.9Mar 25, 2025$909,8001,6021,5274.9 mi
71
MT-978279
Paved · Power at road
563.4Feb 7, 2026$1,063,8001,8881,47314.9 mi
71
MT-877495
Dirt · Full utilities
319.3Oct 14, 2024$637,5001,9971,5598.6 mi
69
MT-596834
Dirt · Power at road
197.8Jul 21, 2025$320,8001,6221,3075.1 mi
66
MT-189406
Gravel · Full utilities
1274.6Feb 1, 2026$1,718,4001,3481,31010.1 mi
65
MT-199233
Gravel · Off grid
1124.5Aug 7, 2025$1,206,4001,0731,46811.1 mi
60
MT-499571
Paved · Off grid
1436.4May 1, 2025$1,689,1001,1761,48812.5 mi
55
Show adjustment detail for the top comp
  • Tract size (295.67 ac → 428.43 ac)-10.4%
  • Access (Dirt → Landlocked)-20.9%
  • Utilities (Off grid → Full utilities)+43.5%
  • Market time (10 mo)+3.4%

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.