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Sangamon County, IL · Sold

IL-719591

850 County Road 317

$3,736,100
$5,982/ac · 625 ac
Acreage625 ac
Price per acre$5,982/ac
ZoningResidential
Road accessPaved
UtilitiesPower at road
TopographyMixed
ListedSep 24, 2025
Coordinates39.6852, -89.5719
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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

Sangamon County, Illinois. Class A row-crop ground; farmland yields anchor pricing.

View Sangamon market data →

Step 1 · Is this a deal?

Due diligence

3 items to verify before you offer.

Risk index
16
Low risk
Wetlands15.2% of tract

Partial wetlands. Verify the delineated build envelope.

Average slope5.0%

Gentle grade, straightforward to develop.

Flood zoneShaded X

Moderate flood hazard on part of the tract.

Legal accessDeeded frontage

5,135 ft of deeded road frontage.

Power5 ft away

Power at or near the road.

Buildable area503.18 of 624.60 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$3,217,090
$2,615,325$3,818,855 · $5,151/ac on 625 ac
Asking vs estimate
+16.1%
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 $3,736,100
Maximum allowable offer
$1,838,337
$2,943/ac · +30.0% target margin

You need $1,897,763 off asking to hit this margin.

All-in cost$1,994,596
Net resale$2,959,723
Projected profit$965,127
ROI+48.4%
Annualized+69.2%
Break-even resale$3,471/ac
Profit if resale lands off target
-20%
$373,183
-10%
$669,155
0%
$965,127
+10%
$1,261,099
+20%
$1,557,072
Comparable sales8 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
IL-199661
Paved · Off grid
657.1Jul 27, 2026$3,041,9004,6295,5442.2 mi
94
IL-948611
Gravel · Power at road
307.1Jul 27, 2026$2,141,2006,9726,6687.0 mi
80
IL-449159
Paved · Full utilities
456.8May 27, 2025$2,603,4005,7004,4670.5 mi
77
IL-848760
Paved · Full utilities
342.1Mar 19, 2026$2,580,8007,5445,2505.0 mi
76
IL-398167
Paved · Full utilities
222.6Jul 27, 2026$2,246,90010,0926,1138.6 mi
72
IL-538304
Gravel · Power at road
245.9Nov 4, 2025$1,299,5005,2854,8859.8 mi
65
IL-527931
Gravel · Off grid
187.7Mar 8, 2026$655,0003,4913,46910.8 mi
62
IL-987892
Gravel · Power at road
182.4Mar 26, 2025$864,7004,7404,1308.8 mi
59
Show adjustment detail for the top comp
  • Tract size (657.09 ac → 624.6 ac)+1.6%
  • 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.