Lyon County, NV parcel and infrastructure data API

Parcel coverage in Lyon County

About 35,000 parcel records with boundaries, situs addresses and parcel numbers, with the latest source update from November 2026. Each record has a stable korzy_id you can store and look up again with /api/parcel-record. Share of records with each field:

Lyon County records do not include owner names. See pricing for credit costs.

Infrastructure in and around Lyon County

Example requests for Lyon County

Real responses from the production API, trimmed to the main fields. Every request needs an API key with api:read; see authentication and credits and limits.

1. Find a parcel by address

/api/search matches 1895 DUFFY RD BLDG A, FERNLEY, NV and returns the parcel's korzy_id, coordinates and record. 1 credit.

curl --fail-with-body -sS --get \
  -H "Authorization: Bearer $KORZY_API_KEY" \
  --data-urlencode 'q=1895 DUFFY RD BLDG A, FERNLEY, NV' \
  https://api.korzy.co/api/search

import os
import requests

response = requests.get(
    "https://api.korzy.co/api/search",
    params={"q": "1895 DUFFY RD BLDG A, FERNLEY, NV"},
    headers={"Authorization": f"Bearer {os.environ['KORZY_API_KEY']}"},
    timeout=30,
)
response.raise_for_status()
parcel = response.json()["results"][0]
print(parcel["korzy_id"], parcel["longitude"], parcel["latitude"])

{
  "results": [
    {
      "korzy_id": "32019-d8ac032d7dc6852c7d5c",
      "address": "1895 DUFFY RD BLDG A",
      "city": "FERNLEY",
      "postcode": "89408",
      "county": "Lyon",
      "statefp": "32",
      "longitude": -119.2032832022654,
      "latitude": 39.61682275,
      "match_type": "exact",
      "parcelid": "021-242-22",
      "parceladdr": "1895 DUFFY RD BLDG A",
      "parcelcity": "FERNLEY",
      "situs_zip": "89408",
      "yearbuilt": 2021,
      "bldgsqft": 813600,
      "taxacres": 61.66,
      "totalvalue": 27510105,
      "saledate": "2019-06-19",
      "updated": "2026-11-03",
      "geoid": "32019"
    }
  ],
  "truncated": false
}

2. Look up the parcel at a point

/api/query/point returns every parcel whose boundary covers the coordinates; here it returns the same record, 32019-d8ac032d7dc6852c7d5c, in records. 1 credit per 10 records requested.

curl --fail-with-body -sS --get \
  -H "Authorization: Bearer $KORZY_API_KEY" \
  --data-urlencode 'longitude=-119.203283' \
  --data-urlencode 'latitude=39.616823' \
  --data-urlencode 'limit=5' \
  https://api.korzy.co/api/query/point

const params = new URLSearchParams({"longitude": "-119.203283", "latitude": "39.616823", "limit": "5"});
const response = await fetch(`https://api.korzy.co/api/query/point?${params}`, {
  headers: { Authorization: `Bearer ${process.env.KORZY_API_KEY}` },
});
if (!response.ok) throw new Error(`Korzy API ${response.status}`);
const { records } = await response.json();
console.log(records.map((record) => record.korzy_id));

3. Check water and sewer service

/api/utilities/context returns the water and sewer service areas at the point and the nearest treatment plants. 1 credit.

curl --fail-with-body -sS --get \
  -H "Authorization: Bearer $KORZY_API_KEY" \
  --data-urlencode 'longitude=-119.203283' \
  --data-urlencode 'latitude=39.616823' \
  https://api.korzy.co/api/utilities/context

import os
import requests

response = requests.get(
    "https://api.korzy.co/api/utilities/context",
    params={"longitude": "-119.203283", "latitude": "39.616823"},
    headers={"Authorization": f"Bearer {os.environ['KORZY_API_KEY']}"},
    timeout=30,
)
response.raise_for_status()
matches = response.json()["matches"]
print([area["name"] for area in matches["water"]])

{
  "longitude": -119.203283,
  "latitude": 39.616823,
  "matches": {
    "water": [],
    "sewer": []
  },
  "nearby_treatment": [
    {
      "feature_id": "treatment:6667",
      "name": "SILVER SPRINGS STP",
      "distance_km": 26.957345096950114
    },
    {
      "feature_id": "treatment:15971",
      "name": "Fernley",
      "distance_km": 29.48445505163347
    }
  ]
}

Lyon County data questions

How many parcels in Lyon County include year built?

About 23,000 of about 35,000 parcel records (66%) include year built.

Does the Korzy API return owner names for Lyon County parcels?

Lyon County parcel records do not include owner names. Values, land use and building facts are returned where the county publishes them.

How many data-center projects are in Lyon County?

Korzy tracks 4 data-center projects in Lyon County: 3 proposed and 1 permitted. /api/datacenters/context lists projects within 10 km of any point.

How much power generation is in Lyon County?

5 operable power plants in Lyon County total about 260 MW of nameplate capacity, mainly natural gas, solar and other fuels.

Which water systems serve Lyon County?

Service areas of 9 community water systems cover about 2% of Lyon County, and sewer service areas cover about 2%. /api/utilities/context returns the water and sewer matches at a point.