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Madison County, MT · Sold

MT-748431

6584 County Road 399

$892,900
$1,420/ac · 629 ac
Acreage629 ac
Price per acre$1,420/ac
ZoningUnzoned
Road accessDirt
UtilitiesPower at road
TopographySloped
ListedFeb 18, 2024
Coordinates45.4234, -112.0658
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

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

View Madison market data →

Step 1 · Is this a deal?

Due diligence

3 items to verify before you offer.

Risk index
23
Low risk
Wetlands0.2% of tract

Little to no mapped wetland coverage.

Average slope18.3%

Steep ground — expect meaningful site work to build.

Flood zoneX

Outside the mapped floodplain.

Legal accessRecorded easement

Access by easement; pull and read the recorded document.

Power4 ft away

Power at or near the road.

Buildable area502.17 of 628.97 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$712,782
$530,846$894,717 · $1,133/ac on 629 ac
Asking vs estimate
+25.3%
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 $892,900
Maximum allowable offer
$407,304
$648/ac · +30.0% target margin

You need $485,596 off asking to hit this margin.

All-in cost$441,925
Net resale$655,759
Projected profit$213,834
ROI+48.4%
Annualized+69.2%
Break-even resale$764/ac
Profit if resale lands off target
-20%
$82,682
-10%
$148,258
0%
$213,834
+10%
$279,410
+20%
$344,986
Comparable sales8 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
MT-738169
Dirt · Power at road
520.2Jul 27, 2026$651,6001,2531,1858.2 mi
89
MT-989864
Dirt · Power at road
1776.1Jul 27, 2026$1,738,0009791,35410.7 mi
72
MT-407016
Dirt · Full utilities
225.7Sep 20, 2025$305,0001,3528497.3 mi
69
MT-697373
Paved · Power at road
292.3Dec 7, 2025$442,4001,5149036.3 mi
69
MT-957364
Dirt · Full utilities
290.4Jan 20, 2025$306,0001,05473111.3 mi
67
MT-808848
Landlocked · Off grid
850.8Mar 1, 2025$493,4005801,00512.8 mi
66
MT-157822
Gravel · Power at road
404.6Mar 11, 2025$830,5002,0531,63813.5 mi
65
MT-839970
Gravel · Power at road
1917.9May 24, 2025$2,136,8001,1141,42510.6 mi
60
Show adjustment detail for the top comp
  • Tract size (520.24 ac → 628.97 ac)-5.6%

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.