New Castle County, DE · Sold

DE-289478

1048 County Road 21

$3,741,000

$15,601/ac · 240 ac

Offer report Market this tract

Acreage240 ac

Price per acre$15,601/ac

ZoningMixed Use

Road accessDirt

UtilitiesPower at road

TopographyRolling

ListedOct 15, 2025

Coordinates39.6053, -75.5832

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County GIS boundary

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County market

New Castle County, Delaware. Small coastal-adjacent tracts with strong residential conversion demand.

View New Castle market data →

Step 1 · Is this a deal?

Due diligence

4 items to verify before you offer.

Risk index

Low risk

Wetlands12.0% of tract

Partial wetlands. Verify the delineated build envelope.

Average slope6.7%

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.

Power125 ft away

Power at or near the road.

Buildable area200.47 of 239.80 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate

$2,913,138

$2,487,993 – $3,338,283 · $12,148/ac on 240 ac

Asking vs estimate

+28.4%

Priced above 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 $3,741,000

Acres

Resale ($/ac)

Target margin (%)

Hold (months)

Closing (%)

Carry (%/yr)

Selling costs (%)

Your offer

Maximum allowable offer

$1,664,650

$6,942/ac · +30.0% target margin

You need $2,076,350 off asking to hit this margin.

All-in cost$1,806,145

Net resale$2,680,087

Projected profit$873,942

ROI+48.4%

Annualized+69.2%

Break-even resale$8,187/ac

Profit if resale lands off target

-20%

$337,924

-10%

$605,933

$873,942

+10%

$1,141,951

+20%

$1,409,959

Comparable sales7 matches

Parcel	Acres	Sold	Price	$/ac	Adj $/ac	Dist	Match
DE-799613 Gravel · Power at road	264.4	Jul 27, 2026	$3,121,200	11,803	10,462	4.8 mi	91
DE-139717 Gravel · Full utilities	285.1	Jul 27, 2026	$4,160,300	14,591	10,833	6.2 mi	86
DE-779818 Gravel · Off grid	306.8	Jul 27, 2026	$4,418,600	14,403	15,679	4.1 mi	83
DE-228212 Dirt · Power at road	95.8	Dec 18, 2025	$1,480,300	15,445	12,435	2.6 mi	73
DE-318445 Gravel · Full utilities	113.5	Jul 27, 2026	$2,079,100	18,324	10,576	9.9 mi	71
DE-528846 Dirt · Power at road	151.7	Apr 13, 2024	$1,926,400	12,698	12,289	4.5 mi	70
DE-258536 Gravel · Full utilities	121.2	May 18, 2024	$2,477,400	20,442	13,102	10.5 mi	59

Show adjustment detail for the top comp

Tract size (264.43 ac → 239.8 ac)+2.8%
Access (Gravel → Dirt)-14.0%

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.

Build the listing kit Post a deal or JV