The 2025 property tax bill for 400 E Don Tyler Ave was $1,325, up 1.8% from the year before.
Source: Washington County assessment roll, as of March 2, 2026
Property Jurisdictions
Type
Name
State
Oklahoma
County
Washington County
Municipality
Dewey City
Unified School District
Dewey Public Schools (PK - 12)
Tax Bill & Assessment History
Year
Tax Bill
Assessed Value
Assessed Market Value
2026
$13,544 (+5%)Land $735Building $12,809
$112,867 (-14.27%)Land $6,125Building $106,742
2025
$1,325.00 (+1.77%)
$12,899 (+5%)Land $735Building $12,164
$131,655 (+2.7%)Land $6,125Building $125,530
2024
$1,302.00 (+11.95%)
$12,285 (+5%)Land $735Building $11,550
$128,190 (+31.48%)Land $6,125Building $122,065
2023
$1,163.00 (-3.96%)
$11,700 (-)Land $736Building $10,964
$97,500 (-)Land $6,130Building $91,370
2022
$1,211.00
$11,700Land $736Building $10,964
$97,500Land $6,130Building $91,370
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
Flood
FEMA maps place 400 E Don Tyler Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2007.
Source: FEMA National Flood Hazard Layer, effective December 19, 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
Nearby Flood Policies
4 in force
Nearby Flood Claims
1 (2007)
Most Recent Claim
Jul 2007 · Severe Storms, Flooding, And Tornadoes
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
The area around 400 E Don Tyler Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
Wildfire Risk
Not rated no burnable land within ember reach
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Drinking Water
Source: EPA Safe Drinking Water Information System, as of September 2026
Water System
DEWEY PUBLIC WORKS AUTHORITY serves 3,490 people · EPA ID OK3007402
Water Source
Purchased surface water from BARTLESVILLE
Last State Inspection
Sep 2022
Lead
3 ppb (2021–2023) action level 15 ppb
Violations Reported to EPA
Water Quality
Total trihalomethanes resolved · Apr 2024
Treatment and Procedure
Lead service line inventory Oct 2024
Monitoring and Reporting
2 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.
Internet Providers
Source: FCC Broadband Data Collection, based on 343 locations within half a mile, as of December 31, 2025