Buena Vista County property record for 5166 20th Ave, Alta, IA 51002
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,413 sqft · built 1900 |
| Lot Size | 10.3 acres (450,846 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $268,000 (Nov 2023) |
| Tax Bill | $1,336 (2025) |
| Deeds & Mortgages | Nov 2023 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 05-20-300-006 |
| Primary APN | 05-20-300-006 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,413 sqft Living Area |
| 1st Floor Area | 704 sqft |
| Basement Area | 704 sqft |
| Unfinished Basement | 704 sqft |
| Flooring | Carpet |
| Interior Walls | Plaster |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Exterior Material | Vinyl |
| Construction Type | Frame |
| Foundation Type | Block |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 450,846 sqft (10.3 acres) |
| Garage Type | Detached |
| Garage Area | 480 sqft |
| Parking Spaces | 2 Parking Spaces |
| Shed | 1 Shed |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Septic |
| Water Source | Well |
| Street Address | 5166 20TH AVE |
|---|---|
| City | ALTA |
| State | IA |
| Zip | 51002-7450 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 20-92-38 AURELIA ELK PT NW SW (967.61' X 466.35') |
| Legal Range | 38W |
| Legal Township | 92N |
| Legal Section | 20 |
| Legal Subdivision | AURELIA ELK |
| Jurisdiction | BUENA VISTA IA |
| Township / Civil Division | ELK |
| Census Block Group | 1 |
| Census Block | 1135 |
| Census Tract | 960200 |
5166 20th Ave is owned and occupied by two individuals who bought it in November 2023.
Source: Buena Vista County records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 5166 20TH AVE, ALTA, IA 51002-7450 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Nov 9, 2023 · Amount on File |
| Deed Sale | Nov 9, 2023 · Amount on File |
| Prior Sale | Mar 6, 2007 · Amount on File |
| Deed Document Number | 20232514 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BUENA VISTA IA |
| Property Address | 5166 20TH AVE, AURELIA, IA 51005 |
| Transaction Type | Mortgage |
| Record Updated | Jan 3, 2024 |
| Name | Verified Name |
|---|
| Document Number | 0000232515 |
|---|---|
| Date | Nov 9, 2023 |
| Instrument | 232515 |
| Name | CENTRAL BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Dec 1, 2053 |
The 2025 property tax bill for 5166 20th Ave was $1,336 with a homeowner's exemption, down 8.6% from the year before.
Source: Buena Vista County assessment roll, as of October 6, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Buena Vista County |
| Unified School District | Alta-Aurelia Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $270,900 (+89.53%) Land $140,300 Building $130,600 | $270,900 (+89.53%) Land $140,300 Building $130,600 | |
| 2025 | $1,336.00 (-8.62%) Homeowner's exemption | $142,930 Land $40,950 Building $101,980 | $142,930 Land $40,950 Building $101,980 |
| 2024 | $1,462.00 | ||
| 2023 | $135,060 (+26.18%) Land $40,950 Building $94,110 | $135,060 Land $40,950 Building $94,110 | |
| 2022 | $1,386.00 | $107,040 Land $40,950 Building $66,090 | |
| 2021 | $107,040 Land $40,950 Building $66,090 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
FEMA maps place 5166 20th Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective October 13, 2022
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 5166 20th Ave is low, with 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 | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 2 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Nextlink Fixed Wireless | 500 / 100 |
| Evertek Fixed Wireless | 50 / 5 |
| Northwest Communications Fixed Wireless | 25 / 10 |
| Verizon Fixed Wireless | 25 / 6 |
| Nuvera Communications DSL | 10 / 1 |
5G (outdoors only) and 4G LTE
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