Oklahoma County, OK parcel and infrastructure data API
Korzy has about 320,000 parcel records for Oklahoma County, Oklahoma, with source updates through October 2026. Nearly every record carries owner names, values, last sale and land use; 90% include year built and 88% include building size. In and around the county the API also maps about 15 data-center projects (9 operating and 1 under construction); 4 power plants with about 2,200 MW of capacity, led by natural gas; and about 170 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 Oklahoma County
About 320,000 parcel records with boundaries, situs addresses and parcel numbers, with the latest source update from October 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 | Nearly all · 99% | |
| Assessed or market value | Nearly all · 99% | |
| Year built | Most · 90% | |
| Building size | Most · 88% | |
| Last sale | Nearly all · 99% | |
| Land use | Nearly all · 99% | |
| Zoning | Not published |
Owner name and mailing address are returned by /v1/enrich with the owner group, at 2 credits per parcel instead of 1 credit. 99% of Oklahoma County records carry an owner name.
Infrastructure in and around Oklahoma County
Power plants
4 operable plants with about 2,200 MW of nameplate capacity; largest by capacity: natural gas, battery and pumped storage. Proposed generators add about 990 MW.
Within 50 km: /v1/lookup section power; details: /v1/records/{id}
Substations and transmission
About 120 in-service substations, 3 rated 230 kV or higher.
About 550 miles of transmission lines: about 100 mi at under 100 kV; about 370 mi at 100–161 kV; about 80 mi at 345 kV.
Water and sewer service
Service areas of about 35 community water systems cover about 54% of the county.
Sewer service areas of about 15 systems cover about 76%.
At an address or point: /v1/lookup section utilities
Data-center projects
About 15 tracked projects: 9 operating, 1 under construction, 2 proposed, 1 status not reported. Reported operating capacity: about 10 MW. Reported planned capacity: about 200 MW.
Within 10 km: /v1/lookup section datacenters
Flood zones and wetlands
Special flood hazard areas cover about 14% of the county on the current federal flood maps, published September 2026.
Mapped wetlands cover about 1%.
At an address or point: /v1/lookup section environment
Rail, ports and freight
- About 170 miles of active rail, about 100 of it main line
- About 110 miles of national freight network highway
Within 25 km: /v1/lookup section logistics
Example requests for Oklahoma 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 4322 N WESTERN AVE, OKLAHOMA CITY, OK 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":"4322 N WESTERN AVE, OKLAHOMA CITY, OK","sections":["datacenters"]}' \
https://api.korzy.co/v1/lookupPython
import os
import requests
response = requests.post(
"https://api.korzy.co/v1/lookup",
json={"address": "4322 N WESTERN AVE, OKLAHOMA CITY, OK", "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": -97.52872565349242,
"latitude": 35.5152494180401,
"address": "4322 N WESTERN AVE OKLAHOMA CITY, OKLAHOMA CITY",
"match_type": "exact"
},
"parcels": {
"records": [
{
"id": "40109-42a7621897f90dd90e4c",
"korzy_id": "40109-42a7621897f90dd90e4c",
"parcelid": "R049647150",
"parceladdr": "4322 N WESTERN AVE OKLAHOMA CITY",
"parcelcity": "OKLAHOMA CITY",
"situs_zip": "73118",
"statefp": "40",
"geoid": "40109",
"longitude": -97.52872565349242,
"latitude": 35.5152494180401,
"usedesc": "Commercial",
"yearbuilt": 1946,
"bldgsqft": 13757,
"taxacres": 1.85950413223,
"totalvalue": 223360,
"land_value_usd": 648000,
"assessed_value_usd": 172654,
"market_value_usd": 1893343,
"saledate": "2001-01-01",
"saleamt": 800000,
"updated": "2026-10-16"
}
],
"truncated": false
},
"sections": {
"datacenters": {
"status": "ok",
"data": {
"radius_km": 10,
"projects": [
{
"id": "datacenter:dc_44d91a052e1bd26d70eb",
"project_id": "dc_44d91a052e1bd26d70eb",
"name": "Windstream Wholesale Oklahoma City Data Center",
"operator": "Windstream",
"status": "operating",
"state": "OK",
"city": "Oklahoma City",
"address": "825 N Broadway Ave",
"longitude": -97.5142,
"latitude": 35.4791,
"location_precision": "approximate",
"source_count": 1,
"source_date": "2026-09-02",
"mapped": true,
"distance_km": 4.229265252071554
},
{
"id": "datacenter:dc_82061f5bc45d5088b331",
"project_id": "dc_82061f5bc45d5088b331",
"name": "Lumen Oklahoma City 1",
"operator": "Lumen Technologies",
"status": "operating",
"state": "OK",
"city": "Oklahoma City",
"address": "201 Robert S Kerr Avenue",
"longitude": -97.516522,
"latitude": 35.46994,
"location_precision": "approximate",
"source_count": 1,
"source_date": "2026-09-14",
"mapped": true,
"distance_km": 5.157905093427587
},
{
"id": "datacenter:dc_ef981571495457e2d81d",
"project_id": "dc_ef981571495457e2d81d",
"name": "FullTel Communications OKC01",
"operator": "FullTel Communications",
"status": "operating",
"state": "OK",
"city": "Oklahoma City",
"address": "201 Robert S Kerr Avenue",
"longitude": -97.516522,
"latitude": 35.46994,
"location_precision": "approximate",
"source_count": 1,
"source_date": "2026-09-14",
"mapped": true,
"distance_km": 5.157905093427587
}
],
"truncated": true,
"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 owner and sale fields
/v1/enrich returns the fields you choose for up to 25 parcels per request; here the parcel 40109-42a7621897f90dd90e4c, with the owner group. 2 credits.
curl --fail-with-body -sS \
-H "Authorization: Bearer $KORZY_API_KEY" \
-H "Content-Type: application/json" \
-d '{"items":[{"korzy_id":"40109-42a7621897f90dd90e4c"}],"fields":["identity","sale","owner"]}' \
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 $KORZY_API_KEY" \
https://api.korzy.co/v1/records/40109-42a7621897f90dd90e4cJavaScript
const response = await fetch(`https://api.korzy.co/v1/records/${encodeURIComponent("40109-42a7621897f90dd90e4c")}`, {
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);Oklahoma County data questions
- How many parcels in Oklahoma County include year built?
- About 290,000 of about 320,000 parcel records (90%) include year built.
- Does the Korzy API return owner names for Oklahoma County parcels?
- Yes. 99% of Oklahoma County parcel records carry an owner name. Ask /v1/enrich for the owner group; each parcel then costs 2 credits instead of 1 credit. Lookups and records never include owner fields.
- How many data-center projects are in Oklahoma County?
- Korzy tracks about 15 data-center projects in Oklahoma County: 9 operating, 2 proposed and 1 under construction. A /v1/lookup with the datacenters section lists projects within 10 km of any address or point.
- How much power generation is in Oklahoma County?
- 4 operable power plants in Oklahoma County total about 2,200 MW of nameplate capacity, mainly natural gas and battery and pumped storage.
- Which water systems serve Oklahoma County?
- Service areas of about 35 community water systems cover about 54% of Oklahoma County, and sewer service areas cover about 76%. A /v1/lookup with the utilities section returns the water and sewer matches at an address or point.
More featured counties
- Canadian County, OKBorders Oklahoma County · about 82,000 parcels
- Tulsa County, OKabout 330,000 parcels
- Rogers County, OKabout 49,000 parcels
Build on Oklahoma 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.