Lewis And Clark County property record for 900 Insulator Ave, Helena, MT 59602
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 1,431 sqft · built 2010 |
| Lot Size | 0.249 acres (10,846 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $534,660 (Nov 2024) |
| Tax Bill | $3,429 (2026) |
| Deeds & Mortgages | Jan 2022 Mortgage Nov 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | R602357 |
| Primary APN | R602357 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Plumbing Fixtures | 9 Plumbing Fixtures |
| Stories | 1 Story |
| Building Area | 1,431 sqft Living Area |
| 1st Floor Area | 1,431 sqft |
| Basement Area | 1,331 sqft |
| Finished Basement | 1,331 sqft |
| Unfinished Basement | 1,431 sqft |
| Year Built | Built 2010 |
|---|---|
| Effective Year Built | Effective 2010 |
| Architectural Style | Conventional |
| Exterior Material | Wood |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 10,846 sqft (0.249 acres) |
| Garage Area | 480 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Porch Area | 146 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000043815 |
|---|---|
| Street Address | 900 INSULATOR AVE |
| City | HELENA |
| State | MT |
| Zip | 59602-7832 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 1 |
| Legal Description | GOLDEN ESTATES III SUBD, S18, T10 N, R03 W, LOT 80, COS #3137736 IN SW4NE4 PHASE IV |
| Legal Range | 03W |
| Legal Township | 10N |
| Legal Section | 18 |
| Legal Subdivision | GOLDEN ESTATES III SUBD PHASE I |
| Legal Lot Number | 80 |
| Jurisdiction | LEWIS AND CLARK MT |
| Township / Civil Division | HELENA |
| Census Block Group | 1 |
| Census Block | 1026 |
| Census Tract | 503 |
900 Insulator Ave is owned and occupied by two individuals who bought it in November 2024.
Source: Lewis And Clark County records, as of September 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 900 INSULATOR AVE, HELENA, MT 59602-7832 |
| Occupancy | Owner Occupied |
| 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.
| Date | Document |
|---|---|
| Jan 28, 2022 | Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC |
| Nov 25, 2019 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS INC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 26, 2024 · Amount on File |
| Deed Sale | Nov 26, 2024 · Amount on File |
| Prior Sale | Nov 30, 2015 · Amount on File |
| Deed Document Number | 20243430121 |
| Deed Book / Page | 63 / 7648 |
| Prior Transfer Date | Oct 1, 2015 |
| Prior Transfer Doc | M50/7381 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LEWIS AND CLARK MT |
| Property Address | 900 INSULATOR AVE, HELENA, MT 59602-7832 |
| Transaction Type | Mortgage |
| Record Updated | Feb 14, 2022 |
| Title Company | ELEVATED TITLE LLC |
| Name | Verified Name |
|---|
| Document Number | 00M60/5918 |
|---|---|
| Date | Jan 28, 2022 |
| Book Page | M60/5918 |
| Instrument | 3393507 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Feb 1, 2052 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LEWIS AND CLARK MT |
| Property Address | 900 INSULATOR AVE, HELENA, MT 59602-7832 |
| Transaction Type | Mortgage |
| Record Updated | Dec 18, 2019 |
| Name | Verified Name |
|---|
| Document Number | M56/3411 |
|---|---|
| Date | Nov 25, 2019 |
| Book Page | M56/3411 |
| Instrument | 3346757 |
| Name | QUICKEN LOANS INC |
|---|---|
| Type | Lending Institution |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Dec 1, 2049 |
The 2026 property tax bill for 900 Insulator Ave was $3,429, up 5.4% from the year before.
Source: Lewis And Clark County assessment roll, as of September 11, 2026
| Type | Name |
|---|---|
| State | Montana |
| County | Lewis And Clark County |
| Municipality | Helena City |
| Elementary School District | Helena Elementary School District (PK - 08) |
| Secondary School District | Helena High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $3,429.00 (+5.44%) | $546,400 (-) | |
| 2025 | $3,252.00 | $546,400 | $546,400 Land $129,214 Building $417,186 |
| 2023 | $4,406.00 | $401,300 | $401,300 Land $110,881 Building $290,419 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 900 Insulator Ave in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 2011.
Source: FEMA National Flood Hazard Layer, effective April 7, 2024 · 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 8 (10% premium discount) |
| Nearby Flood Policies | 9 in force |
| Nearby Flood Claims | 4 (2011–2018) |
| Claims Outside the SFHA | 3 of 4 |
| Most Recent Claim | May 2018 · Flooding |
| Claims by Event |
|
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 900 Insulator Ave is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 93% of Montana |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
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 | HELENA WATER SYSTEM serves 32,091 people · EPA ID MT0000241 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Oct 2024 |
| Lead | 3 ppb (2022–2024) action level 15 ppb |
| Water Quality | Haloacetic acids resolved · Jan 2023 |
|---|---|
| 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.
Source: FCC Broadband Data Collection, based on 323 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Montana Internet.
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