Marshall County property record for 309 E Linn St, Marshalltown, IA 50158
| Property Type | Post Office |
|---|---|
| Details | 18,630 sqft · built 1961 |
| Lot Size | 1.05 acres (46,050 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $35,786 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8418-35-231-005 |
| Primary APN | 8418-35-231-005 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 18,630 sqft Gross Area |
| Flooring | Concrete/Cement |
| Year Built | Built 1961 |
|---|---|
| Exterior Material | Brick |
| Roof Material | Tar & Gravel |
| Lot Area | 46,050 sqft (1.05 acres) |
| Lot Dimensions | 256 ft deep x 180 ft wide |
| Fence | Fence |
| Heating System | Forced Air |
|---|---|
| Water Source | Commercial |
| Old Parcel Number | 0735231005 |
|---|---|
| Street Address | 309 E LINN ST |
| City | MARSHALLTOWN |
| State | IA |
| Zip | 50158-2977 |
| Property Category | Public Works |
| Property Type | Public Works > Post Office |
| Local Zoning Code | CC |
| Legal Description | LOTS 1-3 & N 60' OF LOTS 10-12 BLK 7 AND VAC ALLEY BETWEEN SAID LOTS |
| Legal Subdivision | ANDREWS ADD TO MARSHALL |
| Legal Block | 7 |
| Legal Lot Number | 1-3 2 |
| Jurisdiction | MARSHALL IA |
| Township / Civil Division | TAYLOR |
| Census Block Group | 1 |
| Census Block | 1022 |
| Census Tract | 950900 |
309 E Linn St, a public works property, is held in a trust since December 2004.
Source: Marshall County records, as of October 13, 2025
| Owner of Record | 2 Trust Names on File |
|---|---|
| Co-owner | Co-owner on File |
| Mailing Address | 1501 S LAYTON BLVD, MILWAUKEE, WI 53215-1924 |
| Owner Type | Company, Secondary Individual |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 31, 2004 |
| Deed Sale | Dec 31, 2004 |
| Deed Document Number | 200500000053 |
| Record Updated | Jun 8, 2026 |
Source: Marshall County assessment roll, as of May 1, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Marshall County |
| Municipality | Marshalltown City |
| Unified School District | Marshalltown Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $954,210 Land $138,150 Building $816,060 | $954,210 Land $138,150 Building $816,060 | |
| 2024 | $35,786.00 | ||
| 2023 | $1,047,270 Land $103,610 Building $943,660 | $1,047,270 Land $103,610 Building $943,660 | |
| 2022 | $28,047.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 309 E Linn St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1979.
Source: FEMA National Flood Hazard Layer, effective November 16, 2011 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (1979) |
| Most Recent Claim | Aug 1979 · tidal / storm surge |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 309 E Linn St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 97% of the US · lower than 76% of Iowa |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | MARSHALLTOWN WATER WORKS serves 27,680 people · EPA ID IA6469042 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2024 |
| Lead | 2 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 143 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Metronet Fiber | 5,120 / 5,120 |
| Nextlink Fixed Wireless | 1,000 / 1,000 |
| Mediacom Xtream Cable · Fixed Wireless | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Heart of Iowa Communications Cooperative.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures