Black Hawk County property record for 823 Williston Ave, Waterloo, IA 50702
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,692 sqft · built 1924 |
| Lot Size | 0.145 acres (6,300 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $69,500 (Jun 2018) |
| Tax Bill | $2,086 (2025) |
| Deeds & Mortgages | Jun 2018 Mortgage Jun 2018 Sale & Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 8913-26-459-017 |
| Primary APN | 8913-26-459-017 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,692 sqft Living Area |
| 1st Floor Area | 624 sqft |
| Basement Area | 1,068 sqft |
| Finished Basement | 500 sqft |
| Unfinished Basement | 1,068 sqft |
| Game Room | Game Room |
| Flooring | Carpet |
| Interior Walls | Plaster |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1924 |
|---|---|
| Effective Year Built | Effective 1924 |
| Exterior Material | Aluminum Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 6,300 sqft (0.145 acres) |
| Lot Dimensions | 140 ft deep x 45 ft wide |
| Garage Type | Detached |
| Garage Area | 1,124 sqft |
| Parking Spaces | 4 Parking Spaces |
| Porch | Porch |
|---|---|
| Porch Area | 32 sqft |
| Deck Area | 424 sqft |
| Patio Area | 736 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Street Address | 823 WILLISTON AVE |
|---|---|
| City | WATERLOO |
| State | IA |
| Zip | 50702-3023 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | AUDITORS PLAT NO 9 WATERLOO S 140 FT LOT 3 |
| Legal Range | 13W |
| Legal Township | 89N |
| Legal Section | 26 |
| Legal Subdivision | AUDITORS PLAT NO 9 WATERLOO |
| Legal Lot Number | 3 |
| Jurisdiction | BLACK HAWK IA |
| Township / Civil Division | WATERLOO |
| Census Block Group | 1 |
| Census Block | 1025 |
| Census Tract | 200 |
Source: Black Hawk County records · APN 8913-26-459-017
Assessment roll updated October 17, 2025 · Last verified August 2026
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 |
|---|---|
| Mailing Address | 823 WILLISTON AVE, WATERLOO, IA 50702-3023 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jun 04, 2018 | Deed of Trust, Mortgage · ARM UNIVERSITY OF IOWA CREDIT UNION |
| Jun 04, 2018 | Warranty Deed, Transfer UNIVERSITY OF IOWA CREDIT UNION |
| Nov 30, 2017 | Special Warranty Deed, Transfer |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 04, 2018 · Amount on Record |
| Deed Sale | Jun 04, 2018 · Amount on Record |
| Prior Sale | Jun 14, 2013 · Amount on Record |
| Deed Document Number | 201819886 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BLACK HAWK IA |
| Property Address | 823 WILLISTON AVE, WATERLOO, IA 50702-3023 |
| Transaction Type | Mortgage |
| Record Updated | Aug 09, 2022 |
| Name | Verified Name |
|---|
| Document Number | 201800019887 |
|---|---|
| Date | Jun 04, 2018 |
| Instrument | 201800019887 |
| Name | UNIVERSITY OF IOWA CREDIT UNION |
|---|
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 355 Months |
| Due | Jan 01, 2048 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.5% |
| Type Change Date | Jun 05, 2028 |
| Index | 1-Year CMT |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BLACK HAWK IA |
| Recording Date | Jun 04, 2018 |
| Property Address | 823 WILLISTON AVE, WATERLOO, IA 50702-3023 |
| Document Number | 201800019886 |
| Instrument Date | May 07, 2018 |
| Instrument | 201800019886 |
| Transaction Type | Transfer |
| Record Updated | Aug 09, 2022 |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 823 WILLISTON AVE, WATERLOO, IA 50702-3023 |
| Document Number | 201800019888 |
|---|---|
| Date | Jun 04, 2018 |
| Instrument | 201800019888 |
| Name | UNIVERSITY OF IOWA CREDIT UNION |
|---|
| Amount | Amount Recorded |
|---|---|
| Term | 115 Months |
| Due | Jan 01, 2028 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | BLACK HAWK IA |
| Recording Date | Nov 30, 2017 |
| Property Address | 823 WILLISTON AVE, WATERLOO, IA 50702-3023 |
| Document Number | 201800009373 |
| Instrument Date | Nov 27, 2017 |
| Instrument | 2018-00009373 |
| Transaction Type | Transfer |
| Record Updated | Aug 09, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | PO BOX 800, NORTH LIBERTY, IA 52317-0800 |
| Investor | Possibly a Property Investor |
Source: Black Hawk County records · Assessment roll updated October 17, 2025 · Last verified August 2026
| Type | Name |
|---|---|
| State | Iowa |
| County | Black Hawk County |
| Municipality | Waterloo City |
| Unified School District | Waterloo Community School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,086.00 Homeowner's exemption | $117,820 (+10.71%) Land $10,130 Building $107,690 | $117,820 (+10.71%) Land $10,130 Building $107,690 |
| 2024 | $2,086.00 (+12.51%) | ||
| 2023 | $106,420 (+14.1%) Land $10,130 Building $96,290 | $106,420 (+14.1%) Land $10,130 Building $96,290 | |
| 2022 | $1,854.00 Homeowner's exemption | $93,270 Land $10,130 Building $83,140 | |
| 2021 | $93,270 Land $10,130 Building $83,140 |
Source: FEMA National Flood Hazard Layer as of September 27, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AO, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 1 (1980) |
| Most Recent Claim | Jul 1980 · rainfall accumulation |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Waterloo Telecommunications Utility Fiber | 10,000 / 10,000 |
| Metronet Holdings Fiber | 5,120 / 5,120 |
| Mediacom Communications Cable · Fiber in parts of the area | 1,000 / 50 |
May also be available: AMG Technology Investment Group, LTD Broadband, T-Mobile USA, Verizon.
Based on FCC filings for 734 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | WATERLOO WATER WORKS serves 69,504 people |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Nov 2023 |
| Lead | 2 ppb (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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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