Penobscot County and Orono Town property record for 100 Mill St, Orono, ME 04473
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,841 sqft · built 1830 |
| Lot Size | 0.43 acres (18,731 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $4,499 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | M:027=002 L:065 |
| Primary APN | M:027=002 L:065 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 10 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 1,841 sqft Living Area |
| Gross Area | 3,974 sqft |
| Year Built | Built 1830 |
|---|---|
| Effective Year Built | Effective 1830 |
| Architectural Style | Other |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 18,731 sqft (0.43 acres) |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | 1276 |
|---|---|
| Street Address | 100 MILL ST |
| City | ORONO |
| State | ME |
| Zip | 04473-4041 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Lot Number | 65 |
| Jurisdiction | ORONO ME |
| Township / Civil Division | ORONO |
| Census Block Group | 1 |
| Census Block | 1011 |
| Census Tract | 6100 |
Source: Penobscot County and Orono Town assessment roll, as of July 30, 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 | 11 WILLARD HAVEN PARK, SOUTH PORTLAND, ME 04106-3143 |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Penobscot County and Orono Town assessment roll, as of July 30, 2026
| Type | Name |
|---|---|
| State | Maine |
| County | Penobscot County |
| County Subdivision | Orono Town |
| Unified School District | Regional School Unit 26 (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $4,499.00 (+1.65%) | $226,100 (+9.07%) Land $40,700 Building $185,400 |
| 2024 | $4,426.00 (+0.39%) | $207,300 (+10.03%) Land $37,300 Building $170,000 |
| 2023 | $4,409.00 (-1.67%) | $188,400 (-) Land $33,900 Building $154,500 |
| 2022 | $4,484.00 | $188,400 Land $33,900 Building $154,500 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective August 7, 2024 · 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 |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 1 (1987) |
| Most Recent Claim | Apr 1987 · Severe Storms & 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 53% of Maine |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | ORONO-VEAZIE WATER DISTRICT serves 5,793 people · EPA ID ME0091210 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Apr 2023 |
| Lead | 10 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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.
Source: FCC Broadband Data Collection, based on 220 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| GoNetspeed Fiber | 2,000 / 2,000 |
| Consolidated Communications Fiber | 2,000 / 2,000 |
| Spectrum Cable | 1,000 / 1,000 |
May also be available: Verizon.
5G (outdoors only) and 4G LTE
Search by:
By searching, you agree to: Terms • Privacy • Disclosures