# Los Alamos County, NM property data

> Los Alamos County, NM parcel data: 8,541 parcels with tax assessor records, building permits, zoning, historic designations, building codes, via API, MCP server and vector tiles.

Source: https://www.parceled.ai/coverage/new-mexico/los-alamos-county  
Publisher: Parceled (https://www.parceled.ai)  
Updated: 2026-10-30

Parceled covers 8,541 parcels in Los Alamos County, NM, with tax assessor records, building permits, zoning, historic designations, building codes and hail history available through one API and MCP server. Tax assessor attributes are present for 89% of parcels (owner names on 100% of those records, year built on 0%).

- **Parcels:** 8,541
- **County FIPS:** 35028
- **Snapshot:** October 30, 2026

## What property data is available for Los Alamos County?

| Dataset | Los Alamos County |
| --- | --- |
| Parcel boundaries | 8,541 parcels |
| Tax assessor records | 7,567 records (89% of parcels) |
| Owner name and mailing address | 100% of assessor records |
| Market or assessed value | 0% of assessor records |
| Year built | 0% of assessor records |
| Last sale date | 0% of assessor records |
| Building permits | 3,296 permits since 2016, latest October 28, 2026 |
| Roofing permits | 565 |
| Zoning | 1 zoning jurisdiction |
| Buildable-area screens | Yes |
| Historic designations | 8 |
| Adopted building codes | 1 jurisdiction |
| Hail history (radar) | Yes, every county in the contiguous US |

## How do I query Los Alamos County property data?

Bulk-search every parcel in the county with `search_properties` using `state: "NM"` and `county: "028"` (the county FIPS code 35028), or look up one address with `search_parcels`. Check any single property for free with `check_availability`.

```json
{
  "name": "count_properties",
  "arguments": { "state": "NM", "county": "028" }
}
```

## Frequently asked questions

### How do I find who owns a property in Los Alamos County?

Search the address on the Los Alamos County assessor's website, or query Parceled's `search_parcels` for owner name and mailing address. See [how to find a property owner by address](https://www.parceled.ai/guides/how-to-find-property-owner-by-address).