Los Alamos County property record for 99 Obsidian Loop, Los Alamos, NM 87544
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.75 ba · 1,736 sqft · built 1964 |
| Lot Size | 0.413 acres (18,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $57,200 (May 2006) |
| Tax Bill | $2,642 (2026) |
| Deeds & Mortgages | Dec 2023 Second Mortgage Jun 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1-035-113-138-493 |
| Primary APN | 1-035-113-138-493 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,736 sqft Living Area |
| 1st Floor Area | 1,736 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 2017 |
| Exterior Material | Stucco |
| Roof Material | Built-Up Asphalt |
| Lot Area | 18,000 sqft (0.413 acres) |
| Garage Type | Attached |
| Garage Area | 504 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Porch Area | 494 sqft |
| Storage Building | 80 sqft |
| Cooling System | None |
|---|---|
| Heating System | Hot Water |
| Account Number | R000338 |
|---|---|
| Street Address | 99 OBSIDIAN LOOP |
| City | LOS ALAMOS |
| State | NM |
| Zip | 87544-2528 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BARRANCA MESA 3 LOT: 042 S: 11 T: 19N R: 6E |
| Legal Range | 06E |
| Legal Township | 19N |
| Legal Section | 11 |
| Legal Subdivision | BARRANCA MESA 3 |
| Legal Lot Number | 42 |
| Jurisdiction | LOS ALAMOS NM |
| Township / Civil Division | LOS ALAMOS |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 100 |
99 Obsidian Loop is owned and occupied by an individual who bought it in May 2006.
Source: Los Alamos County records, as of June 30, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 99 OBSIDIAN LOOP, LOS ALAMOS, NM 87544-2528 |
| 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 |
|---|---|
| Dec 11, 2023 | Deed of Trust, Mortgage · Stand-Alone Second Mortgage DEL NORTE CU |
| Jun 3, 2020 | Deed of Trust, Mortgage · Conventional Mortgage STEARNS LENDING LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 25, 2006 · Amount on File |
| Deed Sale | May 25, 2006 · Amount on File |
| Deed Document Number | 2006189197 |
| Deed Book / Page | 135 / 82 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ALAMOS NM |
| Property Address | 99 OBSIDIAN LOOP, LOS ALAMOS, NM 87544-2528 |
| Transaction Type | Mortgage |
| Record Updated | Jan 4, 2024 |
| Name | Verified Name |
|---|---|
| Address | 99 OBSLDIAN LOOP, LOS ALAMOS, NM 87544-2528 |
| Document Number | 0000255990 |
|---|---|
| Date | Dec 11, 2023 |
| Instrument | 255990 |
| Name | DEL NORTE CU |
|---|---|
| Type | Credit Union |
| Address | LOS ALAMOS, NM 87544 |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 181 Months |
| Due | Jan 1, 2039 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ALAMOS NM |
| Property Address | 99 OBSIDIAN LOOP, LOS ALAMOS, NM 87544-2528 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | TITLE GUARANTY LLC |
| Name | Verified Name |
|---|
| Document Number | 189/298 |
|---|---|
| Date | Jun 3, 2020 |
| Book Page | 189/298 |
| Instrument | 243413 |
| Name | STEARNS LENDING LLC |
|---|---|
| Type | Mortgage Company |
| Address | LEWISVILLE, TX 75057 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | Jun 1, 2035 |
The 2026 property tax bill for 99 Obsidian Loop was $2,642.
Source: Los Alamos County assessment roll, as of June 30, 2026
| Type | Name |
|---|---|
| State | New Mexico |
| County | Los Alamos County |
| Unified School District | Los Alamos Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $2,642.00 | $122,750 (+8.32%) Land $37,710 Building $85,040 | $368,260 (+8.32%) Land $113,130 Building $255,130 |
| 2025 | $2,642.00 Additional exemption filed | $113,320 Land $36,900 Building $76,420 | $339,970 Land $110,710 Building $229,260 |
| 2023 | $2,425.00 (+2.41%) Additional exemption filed | $103,060 Land $35,560 Building $67,500 | $309,180 Land $106,680 Building $202,500 |
| 2022 | $2,368.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 99 Obsidian Loop in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective July 18, 2011
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 99 Obsidian Loop is moderate, ranking above 52% of the US, with a 0.08% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 52% of the US · lower than 63% of New Mexico |
|---|---|
| Wildfire Likelihood | 0.08% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | LOS ALAMOS MUNICIPAL WATER SYSTEM serves 25,000 people · EPA ID NM3500115 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Oct 2025 |
| Lead | 1 ppb (2024–2026) action level 15 ppb |
| 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.
Source: FCC Broadband Data Collection, based on 161 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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