IA-197711
4535 County Road 257
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.
Johnson County, Iowa. The benchmark corn-belt farmland market; auctions set transparent comps.
View Johnson market data →Step 1 · Is this a deal?
3 items to verify before you offer.
Partial wetlands. Verify the delineated build envelope.
Gentle grade, straightforward to develop.
Moderate flood hazard on part of the tract.
2,541 ft of deeded road frontage.
Power at or near the road.
Net of wetlands and slope constraints.
Step 2 · Where do the numbers land?
Weighted from 10 recorded sales, adjusted for tract size, access, utilities and time since sale. Range width reflects dispersion across the comp set.
Comps, diligence flags, an offer number and what to ask the seller.
You need $973,005 off asking to hit this margin.
| Parcel | Acres | Sold | Price | $/ac | Adj $/ac | Dist | Match |
|---|---|---|---|---|---|---|---|
| IA-357660 Dirt · Power at road | 141.3 | Jan 29, 2026 | $1,474,700 | 10,433 | 14,499 | 5.4 mi | 83 |
| IA-587778 Landlocked · Off grid | 154.0 | Dec 10, 2025 | $626,000 | 4,066 | 8,649 | 5.2 mi | 79 |
| IA-217709 Gravel · Power at road | 146.5 | Mar 27, 2025 | $1,413,700 | 9,653 | 12,049 | 3.5 mi | 79 |
| IA-497407 Gravel · Off grid | 117.7 | Apr 13, 2025 | $1,224,400 | 10,405 | 14,407 | 1.9 mi | 75 |
| IA-209259 Dirt · Off grid | 450.2 | Jul 27, 2026 | $2,410,600 | 5,355 | 11,930 | 2.8 mi | 72 |
| IA-358480 Dirt · Power at road | 256.0 | Jun 12, 2024 | $1,535,300 | 5,997 | 10,477 | 5.3 mi | 70 |
| IA-238291 Dirt · Full utilities | 223.3 | Apr 23, 2025 | $2,269,000 | 10,163 | 13,534 | 4.0 mi | 70 |
| IA-989077 Dirt · Full utilities | 394.6 | Feb 9, 2026 | $3,590,900 | 9,101 | 13,843 | 4.7 mi | 67 |
| IA-829328 Landlocked · Power at road | 473.2 | Feb 15, 2026 | $1,994,500 | 4,215 | 10,437 | 5.3 mi | 67 |
| IA-659228 Landlocked · Power at road | 440.2 | Mar 4, 2025 | $2,249,600 | 5,111 | 12,870 | 2.8 mi | 64 |
Show adjustment detail for the top comp
- Tract size (141.35 ac → 146.67 ac)-1.0%
- Access (Dirt → Paved)+37.2%
- Market time (7 mo)+2.3%
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.