The 2025 property tax bill for 528 Mountain St was $1,038, down 1.8% from the year before.
Source: Canyon County assessment roll, as of July 8, 2026
Property Jurisdictions
Type
Name
State
Idaho
County
Canyon County
Municipality
Middleton City
Unified School District
Middleton School District 134 (PK - 12)
Tax Bill & Assessment History
Year
Tax Bill
Assessed Value
Assessed Market Value
2026
$317,700 (+0.63%)Land $108,000Building $209,700
$317,700 (+0.63%)Land $108,000Building $209,700
2025
$1,038.00 (-1.8%)
$315,700Land $108,000Building $207,700
$315,700Land $108,000Building $207,700
2024
$1,057.00 (-48.06%)
2023
$2,035.00
$305,000Land $96,000Building $209,000
$305,000Land $96,000Building $209,000
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Flood
FEMA maps place 528 Mountain St 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 May 13, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
FEMA Flood Zone
Zone X minimal risk
Nearest Special Flood Hazard Area
Zone AE, within 500 ft
Flood Insurance Requirement
Not required lenders may require it
Flood Insurance Cost
Premium on File median of 18 policies
Community Rating System
Class 10 (0% premium discount)
Nearby Flood Policies
18 in force
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
Wildfire risk around 528 Mountain St is moderate, ranking above 46% of the US, with a 0.07% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
Wildfire Risk
Moderate above 46% of the US · lower than 87% of Idaho
Wildfire Likelihood
0.07% annual chance
Exposure
Direct burnable vegetation
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
CITY OF MIDDLETON serves 13,190 people · EPA ID ID3140074
Water Source
Groundwater
Last State Inspection
Mar 2024
Lead
2 ppb (2026) action level 15 ppb
Violations Reported to EPA
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, 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.
Internet Providers
Source: FCC Broadband Data Collection, based on 324 locations within half a mile, as of December 31, 2025