Fauquier County, VA parcel and infrastructure data API
Korzy has about 36,000 parcel records for Fauquier County, Virginia, with source updates through August 2026. Nearly every record carries values, last sale and land use; 68% include year built and 68% include building size. In and around the county the API also maps about 10 data-center projects; 3 power plants with about 1,300 MW of capacity, led by natural gas; and about 50 miles of active rail. Look up any parcel by address or coordinates, then check nearby data-center projects, utilities and grid context at the same point.
Parcel coverage in Fauquier County
About 36,000 parcel records with boundaries, situs addresses and parcel numbers, with the latest source update from August 2026. Each record has a stable korzy_id you can store and look up again with /v1/records/{id}. Share of records with each field:
| Field | Coverage | Share |
|---|---|---|
| Situs address | Nearly all · 100% | |
| Owner name | Not published | |
| Assessed or market value | Nearly all · 97% | |
| Year built | Many · 68% | |
| Building size | Many · 68% | |
| Last sale | Nearly all · 100% | |
| Land use | Nearly all · 100% | |
| Zoning | Not published |
Fauquier County records do not include owner names. See pricing for credit costs.
Infrastructure in and around Fauquier County
Power plants
3 operable plants with about 1,300 MW of nameplate capacity; largest by capacity: natural gas, solar. Proposed generators add about 15 MW.
Within 50 km: /v1/lookup section power; details: /v1/records/{id}
Substations and transmission
About 10 in-service substations, 6 rated 230 kV or higher.
About 140 miles of transmission lines: about 30 mi at 100–161 kV; about 30 mi at 220–287 kV; about 80 mi at 500 kV.
Water and sewer service
Service areas of about 20 community water systems cover about 4% of the county.
Sewer service areas of 6 systems cover about 4%.
At an address or point: /v1/lookup section utilities
Data-center projects
About 10 tracked projects: 2 permitted, 5 proposed, 3 status not reported. Reported planned capacity: about 640 MW.
Within 10 km: /v1/lookup section datacenters
Flood zones and wetlands
Special flood hazard areas cover about 7% of the county on the current federal flood maps, published October 2026.
Mapped wetlands cover about 3%.
At an address or point: /v1/lookup section environment
Rail, ports and freight
- About 50 miles of active rail, about 50 of it main line
- About 20 miles of national freight network highway
Within 25 km: /v1/lookup section logistics
Example requests for Fauquier County
The lookup response is a real production response, trimmed to the main fields. Every request needs an API key with api:read; see authentication and credits and limits.
1. Find a parcel and nearby data-center projects
/v1/lookup matches 21 SOUTH CHESTNUT ST, Fauquier County, VA and returns the parcel's korzy_id and record, plus the data-center projects within 10 km, nearest first. 2 credits.
curl --fail-with-body -sS \
-H "Authorization: Bearer $KORZY_API_KEY" \
-H "Content-Type: application/json" \
-d '{"address":"21 SOUTH CHESTNUT ST, Fauquier County, VA","sections":["datacenters"]}' \
https://api.korzy.co/v1/lookupPython
import os
import requests
response = requests.post(
"https://api.korzy.co/v1/lookup",
json={"address": "21 SOUTH CHESTNUT ST, Fauquier County, VA", "sections": ["datacenters"]},
headers={"Authorization": f"Bearer {os.environ['KORZY_API_KEY']}"},
timeout=60,
)
response.raise_for_status()
body = response.json()
parcel = body["parcels"]["records"][0]
print(parcel["korzy_id"], body["sections"]["datacenters"]["status"])Production response (trimmed)
{
"location": {
"longitude": -77.79895563822313,
"latitude": 38.7144125,
"address": "21 SOUTH CHESTNUT ST, Fauquier County",
"match_type": "exact"
},
"parcels": {
"records": [
{
"id": "51061-51c89c494d57f9ecf658",
"korzy_id": "51061-51c89c494d57f9ecf658",
"parcelid": "6984-23-9958-000",
"parceladdr": "21 SOUTH CHESTNUT ST",
"parcelcity": "Fauquier County",
"situs_zip": "20186-3206",
"statefp": "51",
"geoid": "51061",
"longitude": -77.79895563822313,
"latitude": 38.7144125,
"usedesc": "Local Government - Res",
"yearbuilt": 1959,
"bldgsqft": 2480,
"taxacres": 0.1542,
"totalvalue": 405100,
"saledate": "1990-07-25",
"updated": "2026-05-11"
}
],
"truncated": false
},
"sections": {
"datacenters": {
"status": "ok",
"data": {
"radius_km": 10,
"projects": [
{
"id": "datacenter:dc_748c0e7f2b30f9ce2945",
"project_id": "dc_748c0e7f2b30f9ce2945",
"name": "Blackwell Road Data Center (Warrenton)",
"operator": "Amazon Data Services",
"status": "permitted",
"state": "VA",
"city": "Warrenton",
"longitude": -77.78753470617198,
"latitude": 38.72948224074257,
"location_precision": "exact",
"planned_mw": 40,
"source_count": 1,
"source_date": "2026-09-03",
"mapped": true,
"distance_km": 1.9466896168691041
},
{
"id": "datacenter:dc_a8a8a60a00625e7b4f8c",
"project_id": "dc_a8a8a60a00625e7b4f8c",
"name": "Unnamed data center",
"status": "unknown",
"state": "VA",
"longitude": -77.82627056117394,
"latitude": 38.7372251,
"location_precision": "footprint",
"source_count": 2,
"source_date": "2026-02-09",
"mapped": true,
"distance_km": 3.471206832880427
},
{
"id": "datacenter:dc_7c2cea7345df081b2299",
"project_id": "dc_7c2cea7345df081b2299",
"name": "Unnamed data center",
"status": "unknown",
"state": "VA",
"longitude": -77.82587690845438,
"latitude": 38.738228250000006,
"location_precision": "footprint",
"source_count": 2,
"source_date": "2026-02-09",
"mapped": true,
"distance_km": 3.530846616504632
}
],
"truncated": false,
"note": "Straight-line distance to the reported project point; inspect location_precision. Projects merge supported source matches, not every nearby building. Approximate locations do not identify a parcel. Reported IT load, facility power, planned capacity and estimates remain separate source claims. No record or unknown status does not establish absence or inactivity."
},
"provenance": [
{
"dataset": "datacenters",
"as_of": "2026-11-02",
"data_version": "20261102T123021962884Z"
}
]
}
},
"credits": {
"charged": 2,
"refunded": 0
}
}2. Add value and sale fields
/v1/enrich returns the fields you choose for up to 25 parcels per request; here the parcel 51061-51c89c494d57f9ecf658. 1 credit.
curl --fail-with-body -sS \
-H "Authorization: Bearer $KORZY_API_KEY" \
-H "Content-Type: application/json" \
-d '{"items":[{"korzy_id":"51061-51c89c494d57f9ecf658"}],"fields":["identity","value","sale"]}' \
https://api.korzy.co/v1/enrich3. Fetch the record again by ID
/v1/records/{id} returns the stored parcel's full record, without owner fields. 1 credit.
curl --fail-with-body -sS \
-H "Authorization: Bearer $KORZY_API_KEY" \
https://api.korzy.co/v1/records/51061-51c89c494d57f9ecf658JavaScript
const response = await fetch(`https://api.korzy.co/v1/records/${encodeURIComponent("51061-51c89c494d57f9ecf658")}`, {
headers: { Authorization: `Bearer ${process.env.KORZY_API_KEY}` },
});
if (!response.ok) throw new Error(`Korzy API ${response.status}`);
const { record } = await response.json();
console.log(record.parceladdr, record.usedesc);Fauquier County data questions
- How many parcels in Fauquier County include year built?
- About 24,000 of about 36,000 parcel records (68%) include year built.
- Does the Korzy API return owner names for Fauquier County parcels?
- Fauquier 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 Fauquier County?
- Korzy tracks about 10 data-center projects in Fauquier County: 5 proposed, 3 status not reported and 2 permitted. A /v1/lookup with the datacenters section lists projects within 10 km of any address or point.
- How much power generation is in Fauquier County?
- 3 operable power plants in Fauquier County total about 1,300 MW of nameplate capacity, mainly natural gas and solar.
- Which water systems serve Fauquier County?
- Service areas of about 20 community water systems cover about 4% of Fauquier County, and sewer service areas cover about 4%. A /v1/lookup with the utilities section returns the water and sewer matches at an address or point.
More featured counties
- Prince William County, VABorders Fauquier County · about 160,000 parcels
- Fairfax County, VAabout 370,000 parcels
- Chesterfield County, VAabout 140,000 parcels
- Spotsylvania County, VAabout 69,000 parcels
Build on Fauquier County parcel data
Lookups, enrichment and records work the same in every county Korzy covers. Credits are shared across parcels, utilities, environment, logistics, power, grid, data-center and terrain sections.