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Day County, SD · Sold

SD-728838

7735 County Road 133

$1,006,600
$1,517/ac · 664 ac
Acreage664 ac
Price per acre$1,517/ac
ZoningRecreational
Road accessDirt
UtilitiesOff grid
TopographyRolling
ListedDec 25, 2025
Coordinates45.4076, -97.4746
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

Day County, South Dakota. West River grazing and Black Hills recreational parcels.

View Day market data →

Step 1 · Is this a deal?

Due diligence

5 items to verify before you offer.

Risk index
29
Low risk
Wetlands12.9% of tract

Partial wetlands. Verify the delineated build envelope.

Average slope3.8%

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.

Power13,956 ft away

A long utility run — price in solar/off-grid instead.

Buildable area549.14 of 663.65 ac

Net of wetlands and slope constraints.

Step 2 · Where do the numbers land?

Adjusted value estimate
$912,741
$821,094$1,004,388 · $1,375/ac on 664 ac
Asking vs estimate
+10.3%
Priced above the comp set

Weighted from 6 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 $1,006,600
Maximum allowable offer
$521,566
$786/ac · +30.0% target margin

You need $485,034 off asking to hit this margin.

All-in cost$565,899
Net resale$839,722
Projected profit$273,823
ROI+48.4%
Annualized+69.2%
Break-even resale$927/ac
Profit if resale lands off target
-20%
$105,878
-10%
$189,850
0%
$273,823
+10%
$357,795
+20%
$441,767
Comparable sales6 matches
ParcelAcresSoldPrice$/acAdj $/acDistMatch
SD-519976
Gravel · Full utilities
1513.5Jul 27, 2026$2,780,7001,8371,4251.7 mi
80
SD-959126
Landlocked · Power at road
817.6Jul 27, 2026$1,037,2001,2691,45712.4 mi
78
SD-556321
Dirt · Off grid
107.2Jul 27, 2026$243,2002,2701,3546.2 mi
73
SD-308051
Dirt · Power at road
375.3Sep 28, 2025$576,8001,5371,1419.2 mi
70
SD-877061
Gravel · Full utilities
183.2Sep 16, 2025$680,6003,7161,5855.8 mi
61
SD-866069
Paved · Off grid
89.3Feb 1, 2024$246,4002,7601,26712.9 mi
48
Show adjustment detail for the top comp
  • Tract size (1513.46 ac → 663.65 ac)+29.2%
  • Access (Gravel → Dirt)-14.0%
  • Utilities (Full utilities → Off grid)-30.3%

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.