Pontotoc County property record for 816 Williams St, Ada, OK 74820 · Last verified February 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,023 sqft · built 1973 |
| Lot Size | 0.172 acres (7,528 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $659 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 13765 |
| Primary APN | 13765 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,023 sqft Living Area |
| 1st Floor Area | 1,023 sqft |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 2006 |
| Architectural Style | Traditional |
| Exterior Material | Brick Veneer |
| Foundation Type | Concrete |
| Roof Material | Composition Shingle |
| Lot Area | 7,528 sqft (0.172 acres) |
| Lot Dimensions | 119 ft deep x 63 ft wide |
| Garage Type | Attached |
| Garage Area | 242 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
|---|---|
| Porch Area | 30 sqft |
| Patio Area | 30 sqft |
| Shed | 1 Shed |
| Shed Area | 64 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | 13765 |
|---|---|
| Street Address | 816 WILLIAMS ST |
| City | ADA |
| State | OK |
| Zip | 74820-1819 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 11 BLOCK 2 HOWARD THOMPSON |
| Legal Range | 06E |
| Legal Township | 04N |
| Legal Section | 27 |
| Legal Subdivision | HOWARD THOMPSON -ADA SD- SE 27-4-6 |
| Legal Block | 2 |
| Legal Lot Number | 11 |
| Jurisdiction | PONTOTOC OK |
| Township / Civil Division | ADA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 88900 |
Source: Pontotoc County records · APN 13765
Assessment roll updated October 1, 2025 · Last verified February 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 525 S TOWNSEND ST, ADA, OK 74820-7645 |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Jun 08, 2026 |
Source: Pontotoc County records · Assessment roll updated October 1, 2025 · Last verified February 2026
| Type | Name |
|---|---|
| State | Oklahoma |
| Municipality | Ada City |
| County | Pontotoc County |
| Unified School District | Ada Public Schools (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 | $659.00 (+1.23%) | $6,333 (+4.97%) Land $1,544 Building $4,789 | $111,762 (+38.74%) Land $15,000 Building $96,762 |
| 2024 | $651.00 (+9.78%) | $6,033 (+5.01%) Land $1,471 Building $4,562 | $80,553 (+6.79%) Land $15,000 Building $65,553 |
| 2023 | $593.00 | $5,745 Land $1,445 Building $4,300 | $75,431 Land $15,000 Building $60,431 |
Source: FEMA National Flood Hazard Layer, Pontotoc County (40123C), updated July 17, 2012 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Low above 36% of the US · above 9% of Oklahoma |
|---|---|
| Wildfire Likelihood | About 1 in 1,754 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 241 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Cable One | Cable | 1,000 / 50 |
| 360 Communications, Inc. (OK, AR & TX) | Fixed Wireless (licensed-by-rule) | 400 / 50 |
| AtLink Services | Fixed Wireless | 100 / 20 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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