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Mason County, WA · Sold

WA-352961

3057 County Road 115

$40,600
$6,789/ac · 5.98 ac
Acreage5.98 ac
Price per acre$6,789/ac
ZoningResidential
Road accessLandlocked
UtilitiesOff grid
TopographyMixed
ListedJan 25, 2026
Coordinates47.4042, -123.1951
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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

Mason County, Washington. Eastern Washington irrigated ground and Cascade foothill lots.

View Mason market data →

Step 1 · Is this a deal?

Due diligence

2 items to verify before you offer.

Risk index
43
Moderate risk
Wetlands9.3% of tract

Little to no mapped wetland coverage.

Average slope7.5%

Gentle grade, straightforward to develop.

Flood zoneX

Outside the mapped floodplain.

Legal accessLandlocked

No legal access of record — resale is severely limited.

Power9,798 ft away

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

Buildable area5.15 of 5.98 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$42,469
$32,554$52,384 · $7,102/ac on 5.98 ac
Asking vs estimate
-4.4%
In line with the comp set

Weighted from 7 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 $40,600
Maximum allowable offer
$24,268
$4,058/ac · +30.0% target margin

You need $16,332 off asking to hit this margin.

All-in cost$26,331
Net resale$39,071
Projected profit$12,741
ROI+48.4%
Annualized+69.2%
Break-even resale$4,786/ac
Profit if resale lands off target
-20%
$4,926
-10%
$8,834
0%
$12,741
+10%
$16,648
+20%
$20,555
Comparable sales7 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
WA-783625
Paved · Off grid
9.7Jul 27, 2026$96,70010,0005,9586.8 mi
83
WA-222548
Gravel · Power at road
4.4Jul 27, 2026$45,70010,3145,8916.3 mi
80
WA-441400
Landlocked · Power at road
1.9Jul 27, 2026$19,80010,2608,4123.2 mi
78
WA-844630
Gravel · Power at road
20.0Jul 27, 2026$304,90015,2229,7999.9 mi
71
WA-581404
Dirt · Power at road
1.9Jul 9, 2025$15,6008,0205,4290.5 mi
65
WA-724098
Dirt · Off grid
13.6Dec 23, 2024$132,3009,7048,7255.2 mi
64
WA-334072
Dirt · Full utilities
13.4Sep 14, 2024$116,5008,7135,5066.6 mi
60
Show adjustment detail for the top comp
  • Tract size (9.67 ac → 5.98 ac)+3.2%
  • Access (Paved → Landlocked)-42.4%

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.