Marshall County property record for 511 N 3rd Ave, Marshalltown, IA 50158
| Property Type | Office Building |
|---|---|
| Details | 1,108 sqft · built 1963 |
| Lot Size | 0.49 acres (21,360 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $61,000 (Apr 2014) |
| Tax Bill | $2,158 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8418-26-426-001 |
| Primary APN | 8418-26-426-001 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 1,108 sqft Gross Area |
| Gross Area | 2,020 sqft |
| Year Built | Built 1963 |
|---|---|
| Exterior Material | Vinyl |
| Construction Type | Frame |
| Roof Material | Rolled Roofing |
| Lot Area | 21,360 sqft (0.49 acres) |
| Lot Dimensions | 178 ft deep x 120 ft wide |
| Total Buildings | 2 Buildings |
| Heating System | Heat Pump |
|---|---|
| Water Source | Commercial |
| Old Parcel Number | 0726426001 |
|---|---|
| Street Address | 511 N 3RD AVE |
| City | MARSHALLTOWN |
| State | IA |
| Zip | 50158-1825 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Local Zoning Code | CC |
| Legal Description | LOT 7 & 8 EX THE W 2' THEREOF BLK 3 |
| Legal Subdivision | LAWRENCES ADD |
| Legal Block | 3 |
| Legal Lot Number | 7,8 8 |
| Jurisdiction | MARSHALL IA |
| Township / Civil Division | TAYLOR |
| Census Block Group | 4 |
| Census Block | 4012 |
| Census Tract | 950500 |
Source: Marshall County assessment roll, as of May 1, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Co-owner | Verified Secondary Owner |
| Mailing Address | 3005 240TH ST, MARSHALLTOWN, IA 50158-8985 |
| Owner Type | Individual |
| Deed Names | 3 Verified Names on Deed |
|---|---|
| Last Sale | Apr 30, 2014 · Amount on Record |
| Deed Sale | Apr 30, 2014 · Amount on Record |
| Prior Sale | Dec 15, 2006 · Amount on Record |
| Deed Document Number | 2014-1968 |
| 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 | $136,760 (+22.41%) Land $64,080 Building $72,680 | $136,760 (+22.41%) Land $64,080 Building $72,680 | |
| 2024 | $2,158.00 (+2.81%) | ||
| 2023 | $111,720 Land $32,040 Building $79,680 | $111,720 Land $32,040 Building $79,680 | |
| 2022 | $2,099.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 (2013) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | May 2013 · Severe Storms, Tornadoes, And Flooding |
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 49% of Iowa |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
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 378 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Metronet Holdings Fiber | 5,120 / 5,120 |
| Mediacom Communications Cable · Fixed Wireless | 1,000 / 50 |
May also be available: AMG Technology Investment Group, Heart of Iowa Communications Cooperative, Verizon.
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