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St. Martin County, LA · Sold

LA-685285

3802 County Road 73

$212,400
$7,104/ac · 29.90 ac
Acreage29.90 ac
Price per acre$7,104/ac
ZoningResidential
Road accessDirt
UtilitiesPower at road
TopographyMixed
ListedAug 8, 2025
Coordinates30.0478, -91.6291
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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

St. Martin County, Louisiana. Timber and marsh-adjacent tracts; drainage defines usable acreage.

View St. Martin market data →

Step 1 · Is this a deal?

Due diligence

3 items to verify before you offer.

Risk index
20
Low risk
Wetlands10.7% of tract

Little to no mapped wetland coverage.

Average slope2.8%

Gentle grade, straightforward to develop.

Flood zoneShaded X

Moderate flood hazard on part of the tract.

Legal accessRecorded easement

Access by easement; pull and read the recorded document.

Power218 ft away

Power at or near the road.

Buildable area25.37 of 29.90 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$150,604
$117,514$183,694 · $5,037/ac on 29.90 ac
Asking vs estimate
+41.0%
Priced above the comp set

Weighted from 10 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 $212,400
Maximum allowable offer
$86,059
$2,878/ac · +30.0% target margin

You need $126,341 off asking to hit this margin.

All-in cost$93,374
Net resale$138,556
Projected profit$45,182
ROI+48.4%
Annualized+69.3%
Break-even resale$3,394/ac
Profit if resale lands off target
-20%
$17,471
-10%
$31,326
0%
$45,182
+10%
$59,037
+20%
$72,893
Comparable sales10 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
LA-694715
Dirt · Off grid
19.8Jul 27, 2026$100,7005,0925,6582.0 mi
84
LA-644984
Landlocked · Off grid
24.0Jul 27, 2026$82,8003,4464,9716.9 mi
81
LA-145821
Landlocked · Off grid
44.1Jul 27, 2026$119,1002,7024,3135.2 mi
79
LA-414881
Landlocked · Power at road
22.3Jul 10, 2025$69,6003,1193,9526.9 mi
78
LA-384606
Gravel · Full utilities
18.3Jul 27, 2026$172,7009,4506,2315.8 mi
77
LA-394731
Dirt · Full utilities
20.0Dec 9, 2025$95,7004,7843,8089.9 mi
73
LA-264696
Dirt · Power at road
19.5Jun 28, 2025$86,9004,4544,3908.8 mi
72
LA-655449
Landlocked · Power at road
33.7Nov 29, 2024$170,8005,0727,0129.3 mi
72
LA-464470
Gravel · Off grid
16.6Oct 21, 2025$105,9006,3906,1698.7 mi
72
LA-486646
Paved · Power at road
80.1Jan 31, 2024$292,0003,6433,5718.4 mi
57
Show adjustment detail for the top comp
  • Tract size (19.78 ac → 29.9 ac)-5.8%
  • Utilities (Off grid → Power at road)+17.6%

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.