Payne County property record for 511 E 18th Ave, Stillwater, OK 74074
| Property Type | Duplex |
|---|---|
| Details | 2 bd · 2 ba · 1,200 sqft · built 1955 |
| Lot Size | 0.308 acres (13,435 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,043 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 19N02E-23-2-SO740-000-0001 |
| Primary APN | 19N02E-23-2-SO740-000-0001 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 1,200 sqft Living Area |
| 1st Floor Area | 600 sqft |
| 2nd Floor Area | 600 sqft |
| Elevator | Elevator |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1955 |
| Architectural Style | Duplex Single |
| Exterior Material | Fiber Cement Siding |
| Construction Type | Frame |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 13,435 sqft (0.308 acres) |
| Lot Dimensions | 135 ft deep x 80 ft wide |
| Porch | Slab |
| Porch Area | 152 sqft |
| Total Buildings | 2 Buildings |
| Heating System | Floor/Wall Furnace |
|---|
| Account Number | 17802 |
|---|---|
| Street Address | 511 E 18TH AVE |
| City | STILLWATER |
| State | OK |
| Zip | 74074-7944 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | OTEY TR TR# 1 |
| Legal Range | 02E |
| Legal Township | 19N |
| Legal Section | 23 |
| Legal Subdivision | OTEY TR |
| Legal Tract | 1 |
| Legal Lot Number | 1 |
| Jurisdiction | PAYNE OK |
| Township / Civil Division | STILLWATER |
| Census Block Group | 3 |
| Census Block | 3025 |
| Census Tract | 10700 |
511 E 18th Ave, a duplex, is owned by an individual.
Source: Payne County records, as of September 23, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 8287 SE 120TH ST, WALTERS, OK 73572-8219 |
| 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 | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 511 E 18th Ave was $1,043, up 4.6% from the year before.
Source: Payne County assessment roll, as of February 6, 2026
| Type | Name |
|---|---|
| State | Oklahoma |
| County | Payne County |
| Municipality | Stillwater City |
| Unified School District | Stillwater Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $10,814 (+10.25%) Land $1,897 Building $8,917 | $94,864 Land $16,645 Building $78,219 | |
| 2025 | $1,043.00 (+4.61%) | $9,809 (-) Land $1,512 Building $8,297 | |
| 2024 | $997.00 (+5.17%) | $9,809 (+5%) Land $1,512 Building $8,297 | $141,070 (+6.04%) Land $21,750 Building $119,320 |
| 2023 | $948.00 (+5.22%) | $9,342 (+5%) Land $1,527 Building $7,815 | $133,040 (+47.09%) Land $21,750 Building $111,290 |
| 2022 | $901.00 | $8,897 Land $2,139 Building $6,758 | $90,450 Land $21,750 Building $68,700 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 511 E 18th Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1993.
Source: FEMA National Flood Hazard Layer, effective January 22, 2021 · 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 |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 1 (1993) |
| Most Recent Claim | Jun 1993 · river or lake 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.
Wildfire risk around 511 E 18th Ave is moderate, ranking above 60% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 60% of the US · lower than 78% of Oklahoma |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
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 | STILLWATER UTILITIES AUTHORITY serves 53,000 people · EPA ID OK1021220 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 2025 |
| Lead | 3 ppb (2026) action level 15 ppb |
| Water Quality | Treatment failure resolved · Feb 2023 Turbidity resolved · Oct 2018 |
|---|---|
| Treatment and Procedure | Organic carbon removal Oct 2022 |
| 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.
Source: FCC Broadband Data Collection, based on 36 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Bluepeak Fiber | 5,000 / 5,000 |
| Optimum Cable | 940 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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