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St. Mary's County, MD · Sold

MD-812378

431 County Road 86

$50,100
$29,821/ac · 1.68 ac
Acreage1.68 ac
Price per acre$29,821/ac
ZoningMixed Use
Road accessGravel
UtilitiesFull utilities
TopographySloped
ListedSep 9, 2024
Coordinates38.2159, -76.5955
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

St. Mary's County, Maryland. Eastern Shore farmland and preservation-easement tracts.

View St. Mary's market data →

Step 1 · Is this a deal?

Due diligence

2 items to verify before you offer.

Risk index
24
Low risk
Wetlands4.3% of tract

Little to no mapped wetland coverage.

Average slope24.8%

Steep ground — expect meaningful site work to build.

Flood zoneX

Outside the mapped floodplain.

Legal accessDeeded frontage

171 ft of deeded road frontage.

PowerOn site

Power at or near the road.

Buildable area0.96 of 1.68 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$45,669
$33,026$58,312 · $27,184/ac on 1.68 ac
Asking vs estimate
+9.7%
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 $50,100
Maximum allowable offer
$26,097
$15,534/ac · +30.0% target margin

You need $24,003 off asking to hit this margin.

All-in cost$28,315
Net resale$42,016
Projected profit$13,700
ROI+48.4%
Annualized+69.2%
Break-even resale$18,320/ac
Profit if resale lands off target
-20%
$5,297
-10%
$9,499
0%
$13,700
+10%
$17,902
+20%
$22,103
Comparable sales8 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
MD-492802
Dirt · Power at road
2.3Jul 27, 2026$34,40015,08721,5792.9 mi
87
MD-802353
Paved · Off grid
1.6Jul 27, 2026$33,30020,17724,5904.8 mi
86
MD-872171
Gravel · Full utilities
1.4Oct 16, 2025$52,20036,01737,1877.7 mi
80
MD-623937
Gravel · Full utilities
5.2Jul 2, 2026$206,60039,73641,3086.9 mi
73
MD-334089
Paved · Off grid
5.8Oct 2, 2025$87,40015,07519,7652.2 mi
68
MD-483557
Dirt · Off grid
4.0Jan 10, 2026$48,80012,36321,6235.5 mi
67
MD-391350
Paved · Off grid
0.8May 5, 2025$17,60022,00527,9539.4 mi
62
MD-411377
Paved · Power at road
0.8Apr 1, 2024$16,20019,95522,4875.8 mi
60
Show adjustment detail for the top comp
  • Tract size (2.28 ac → 1.68 ac)+0.6%
  • Access (Dirt → Gravel)+16.3%
  • Utilities (Power at road → Full utilities)+22.0%

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.