Nantucket County, MA · Sold

MA-847797

4257 County Road 238

$4,268,900

$60,168/ac · 70.95 ac

Offer report Market this tract

Acreage70.95 ac

Price per acre$60,168/ac

ZoningResidential

Road accessGravel

UtilitiesFull utilities

TopographyMixed

ListedApr 8, 2025

Coordinates41.3203, -70.1728

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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

Nantucket County, Massachusetts. Very limited raw supply; wetlands review drives most deals.

View Nantucket market data →

Step 1 · Is this a deal?

Due diligence

No material red flags on the mapped layers.

Risk index

Low risk

Wetlands5.1% of tract

Little to no mapped wetland coverage.

Average slope4.3%

Gentle grade, straightforward to develop.

Flood zoneX

Outside the mapped floodplain.

Legal accessDeeded frontage

1,701 ft of deeded road frontage.

PowerOn site

Power at or near the road.

Buildable area63.96 of 70.95 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate

$3,401,633

$2,561,645 – $4,241,620 · $47,944/ac on 70.95 ac

Asking vs estimate

+25.5%

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 $4,268,900

Acres

Resale ($/ac)

Target margin (%)

Hold (months)

Closing (%)

Carry (%/yr)

Selling costs (%)

Your offer

Maximum allowable offer

$1,943,790

$27,397/ac · +30.0% target margin

You need $2,325,110 off asking to hit this margin.

All-in cost$2,109,012

Net resale$3,129,502

Projected profit$1,020,490

ROI+48.4%

Annualized+69.2%

Break-even resale$32,310/ac

Profit if resale lands off target

-20%

$394,589

-10%

$707,540

$1,020,490

+10%

$1,333,440

+20%

$1,646,390

Comparable sales8 matches

Parcel	Acres	Sold	Price	$/ac	Adj $/ac	Dist	Match
MA-757990 Dirt · Off grid	81.6	Jul 27, 2026	$2,252,100	27,599	47,668	6.6 mi	87
MA-337572 Landlocked · Power at road	60.3	Jan 14, 2025	$1,442,500	23,930	44,183	1.6 mi	79
MA-288262 Dirt · Power at road	99.4	Dec 24, 2025	$2,221,800	22,358	35,264	2.4 mi	76
MA-539061 Dirt · Full utilities	177.3	Jun 4, 2026	$4,006,800	22,603	33,361	0.6 mi	76
MA-668273 Dirt · Power at road	100.2	Dec 6, 2025	$2,463,600	24,595	38,946	6.0 mi	73
MA-497379 Paved · Full utilities	52.4	Sep 26, 2024	$3,787,700	72,257	61,934	7.5 mi	69
MA-856466 Paved · Off grid	27.1	May 25, 2025	$1,614,000	59,666	63,574	4.9 mi	67
MA-588832 Dirt · Off grid	150.2	Jan 20, 2025	$4,532,300	30,179	64,621	6.1 mi	63

Show adjustment detail for the top comp

Tract size (81.6 ac → 70.95 ac)+3.3%
Access (Dirt → Gravel)+16.3%
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.

Build the listing kit Post a deal or JV