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Grand County, CO · Sold

CO-317857

4426 County Road 378

$1,213,700
$4,549/ac · 267 ac
Acreage267 ac
Price per acre$4,549/ac
ZoningMixed Use
Road accessDirt
UtilitiesOff grid
TopographySloped
ListedOct 20, 2025
Coordinates40.1570, -106.0269
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

Grand County, Colorado. Front Range spillover and San Luis Valley off-grid lots moving fast.

View Grand market data →

Step 1 · Is this a deal?

Due diligence

3 items to verify before you offer.

Risk index
33
Moderate risk
Wetlands2.4% of tract

Little to no mapped wetland coverage.

Average slope28.1%

Steep ground — expect meaningful site work to build.

Flood zoneX

Outside the mapped floodplain.

Legal accessDeeded frontage

3,841 ft of deeded road frontage.

Power7,950 ft away

A long utility run — price in solar/off-grid instead.

Buildable area156.23 of 266.78 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$1,041,050
$850,567$1,231,532 · $3,902/ac on 267 ac
Asking vs estimate
+16.6%
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 $1,213,700
Maximum allowable offer
$594,886
$2,230/ac · +30.0% target margin

You need $618,814 off asking to hit this margin.

All-in cost$645,451
Net resale$957,766
Projected profit$312,314
ROI+48.4%
Annualized+69.2%
Break-even resale$2,630/ac
Profit if resale lands off target
-20%
$120,761
-10%
$216,538
0%
$312,314
+10%
$408,091
+20%
$503,868
Comparable sales6 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
CO-189158
Dirt · Off grid
684.6Oct 5, 2024$1,673,0002,4443,4909.5 mi
66
CO-876358
Paved · Off grid
90.1Jul 19, 2025$706,1007,8404,4716.8 mi
63
CO-326387
Paved · Off grid
92.0Nov 16, 2024$751,5008,1704,8091.7 mi
63
CO-886954
Dirt · Full utilities
138.7Oct 5, 2024$616,2004,4432,7869.7 mi
63
CO-129021
Gravel · Power at road
620.0Jul 11, 2025$2,167,8003,4973,4367.1 mi
63
CO-239195
Dirt · Power at road
703.3Apr 30, 2024$2,511,2003,5714,4452.6 mi
63
Show adjustment detail for the top comp
  • Tract size (684.65 ac → 266.78 ac)+32.5%
  • Market time (22 mo)+7.8%

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.