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Caribou County, ID · Sold

ID-846476

3643 County Road 321

$616,400
$6,653/ac · 92.65 ac
Acreage92.65 ac
Price per acre$6,653/ac
ZoningResidential
Road accessDirt
UtilitiesFull utilities
TopographyFlat
ListedOct 9, 2025
Coordinates42.8695, -111.5992
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

Caribou County, Idaho. Panhandle and Magic Valley acreage; out-of-state cash buyers set the pace.

View Caribou market data →

Step 1 · Is this a deal?

Due diligence

3 items to verify before you offer.

Risk index
44
Moderate risk
Wetlands46.3% of tract

Heavy wetland coverage — assume a delineation and permitting delay.

Average slope0.5%

Gentle grade, straightforward to develop.

Flood zoneAE

Inside the 100-year floodplain — insurance and elevation apply.

Legal accessDeeded frontage

1,426 ft of deeded road frontage.

PowerOn site

Power at or near the road.

Buildable area47.27 of 92.65 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$508,286
$437,342$579,230 · $5,486/ac on 92.65 ac
Asking vs estimate
+21.3%
Priced above 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 $616,400
Maximum allowable offer
$290,449
$3,135/ac · +30.0% target margin

You need $325,951 off asking to hit this margin.

All-in cost$315,137
Net resale$467,623
Projected profit$152,486
ROI+48.4%
Annualized+69.3%
Break-even resale$3,697/ac
Profit if resale lands off target
-20%
$58,962
-10%
$105,724
0%
$152,486
+10%
$199,249
+20%
$246,011
Comparable sales6 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
ID-426440
Gravel · Off grid
90.3Jul 27, 2026$419,4004,6465,71212.1 mi
81
ID-857074
Dirt · Power at road
142.9Jul 6, 2026$454,4003,1804,3508.8 mi
78
ID-407507
Gravel · Full utilities
195.5Apr 24, 2026$973,4004,9785,2711.2 mi
76
ID-626197
Gravel · Full utilities
75.7Jan 24, 2025$486,3006,4245,61213.0 mi
69
ID-287501
Paved · Power at road
194.7Aug 12, 2025$1,194,5006,1356,9029.3 mi
68
ID-167962
Landlocked · Power at road
271.9Apr 4, 2025$644,6002,3715,16010.7 mi
57
Show adjustment detail for the top comp
  • Tract size (90.27 ac → 92.65 ac)-0.6%
  • Access (Gravel → Dirt)-14.0%
  • Utilities (Off grid → Full utilities)+43.5%

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.