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Sarpy County, NE parcel and infrastructure data API

Korzy has about 77,000 parcel records for Sarpy County, Nebraska, with source updates through November 2026. Nearly every record carries owner names, values, last sale, land use and building size; 81% include year built. In and around the county the API also maps about 15 data-center projects (7 operating and 1 under construction); 3 power plants with about 870 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.

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Parcel coverage in Sarpy County

About 77,000 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:

FieldCoverageShare
Situs addressNearly all · 100%
Owner nameNearly all · 99%
Assessed or market valueNearly all · 100%
Year builtMost · 81%
Building sizeNearly all · 99%
Last saleNearly all · 99%
Land useNearly all · 100%
ZoningNearly all · 99%

Owner name and mailing address are returned with include_owner=true, which doubles a request's cost: a parcel record costs 2 credits instead of 1. 99% of Sarpy County records carry an owner name.

Infrastructure in and around Sarpy County

Power plants

3 operable plants with about 870 MW of nameplate capacity; largest by capacity: natural gas, oil. Proposed generators add about 270 MW.

Plant details: /api/power/plants/{plant_id}

Substations and transmission

About 30 in-service substations, 4 rated 230 kV or higher.

About 190 miles of transmission lines: about 70 mi at under 100 kV; about 60 mi at 100–161 kV; about 50 mi at 345 kV.

Water and sewer service

Service areas of about 15 community water systems cover about 24% of the county.

Sewer service areas of 6 systems cover about 44%.

At a point: /api/utilities/context

Data-center projects

About 15 tracked projects: 7 operating, 1 under construction, 1 proposed, 6 status not reported. Reported operating capacity: about 340 MW.

Within 10 km of a point: /api/datacenters/context

Flood zones and wetlands

Special flood hazard areas cover about 21% of the county on the current federal flood maps, published September 2026.

Rail, ports and freight

  • About 50 miles of active rail, about 40 of it main line
  • About 15 miles of national freight network highway

Within 25 km of a point: /api/logistics/context

Example requests for Sarpy 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 9228 S 9TH CT, BELLEVUE, NE 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=9228 S 9TH CT, BELLEVUE, NE' \
  https://api.korzy.co/api/search
Python
import os
import requests

response = requests.get(
    "https://api.korzy.co/api/search",
    params={"q": "9228 S 9TH CT, BELLEVUE, NE"},
    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"])
Response (trimmed)
{
  "results": [
    {
      "korzy_id": "31153-de77238aa3f59b3ba3f8",
      "address": "9228 S 9TH CT BELLEVUE NE 68147",
      "city": "BELLEVUE",
      "postcode": "68147",
      "county": "Sarpy",
      "statefp": "31",
      "longitude": -95.9309254407038,
      "latitude": 41.1679989,
      "match_type": "exact",
      "parcelid": "011616515",
      "parceladdr": "9228 S 9TH CT BELLEVUE NE 68147",
      "parcelcity": "BELLEVUE",
      "situs_zip": "68147",
      "usedesc": "COMMERCIAL AND SUBURBAN COMMERCIAL",
      "land_use_code": "2000",
      "zoning_code": "02",
      "yearbuilt": 2025,
      "taxacres": 1.65268926,
      "totalvalue": 934739,
      "land_value_usd": 106810,
      "improvement_value_usd": 827929,
      "assessed_value_usd": 934739,
      "saledate": "2023-11-09",
      "saleamt": 405000,
      "updated": "2026-11-03",
      "geoid": "31153"
    }
  ],
  "truncated": false
}

With include_owner=true (2 credits) the record adds owner fields, shown here as placeholders:

{
  "owner_name": "EXAMPLE HOLDINGS LLC",
  "owner_mailing_address": "100 EXAMPLE ST, SAMPLE CITY, ST 00000"
}

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, 31153-de77238aa3f59b3ba3f8, in records. 1 credit per 10 records requested.

curl --fail-with-body -sS --get \
  -H "Authorization: Bearer $KORZY_API_KEY" \
  --data-urlencode 'longitude=-95.930925' \
  --data-urlencode 'latitude=41.167999' \
  --data-urlencode 'limit=5' \
  https://api.korzy.co/api/query/point
JavaScript
const params = new URLSearchParams({"longitude": "-95.930925", "latitude": "41.167999", "limit": "5"});
const response = await fetch(`https://api.korzy.co/api/query/point?${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 nearby data-center projects

/api/datacenters/context lists data-center projects within 10 km of the point, nearest first. 1 credit per 10 records requested.

curl --fail-with-body -sS --get \
  -H "Authorization: Bearer $KORZY_API_KEY" \
  --data-urlencode 'longitude=-95.930925' \
  --data-urlencode 'latitude=41.167999' \
  --data-urlencode 'radius_km=10' \
  --data-urlencode 'limit=3' \
  https://api.korzy.co/api/datacenters/context
Python
import os
import requests

response = requests.get(
    "https://api.korzy.co/api/datacenters/context",
    params={"longitude": "-95.930925", "latitude": "41.167999", "radius_km": "10", "limit": "3"},
    headers={"Authorization": f"Bearer {os.environ['KORZY_API_KEY']}"},
    timeout=30,
)
response.raise_for_status()
for project in response.json()["projects"]:
    print(project["name"], project["status"], project["distance_km"])
Response (trimmed)
{
  "projects": [
    {
      "project_id": "dc_075e977811736a5514e7",
      "name": "TierPoint Omaha - Bellevue Data Center",
      "operator": "TierPoint",
      "status": "operating",
      "city": "Bellevue",
      "state": "NE",
      "longitude": -95.925,
      "latitude": 41.153,
      "location_precision": "approximate",
      "distance_km": 1.7400103476363602
    },
    {
      "project_id": "dc_93eada102f2fab53c1ad",
      "name": "CyrusOne OCB1 Council Bluffs Data Center",
      "operator": "CyrusOne",
      "status": "operating",
      "city": "Council Bluffs",
      "state": "IA",
      "longitude": -95.87799235987228,
      "latitude": 41.212152599999996,
      "location_precision": "footprint",
      "operational_mw": 9,
      "distance_km": 6.612355059937119
    },
    {
      "project_id": "dc_96071fff1194eb182a86",
      "name": "Google",
      "operator": "Google",
      "status": "unknown",
      "state": "IA",
      "longitude": -95.86428121965166,
      "latitude": 41.2217541,
      "location_precision": "footprint",
      "distance_km": 8.174465895192414
    }
  ],
  "radius_km": 10,
  "limit": 3,
  "truncated": true
}

Sarpy County data questions

How many parcels in Sarpy County include year built?
About 62,000 of about 77,000 parcel records (81%) include year built.
Does the Korzy API return owner names for Sarpy County parcels?
Yes. 99% of Sarpy County parcel records carry an owner name. Add include_owner=true to a point, search or parcel-record request; it doubles the request's cost, so a single parcel record costs 2 credits.
How many data-center projects are in Sarpy County?
Korzy tracks about 15 data-center projects in Sarpy County: 7 operating, 6 status not reported and 1 under construction. /api/datacenters/context lists projects within 10 km of any point.
How much power generation is in Sarpy County?
3 operable power plants in Sarpy County total about 870 MW of nameplate capacity, mainly natural gas and oil.
Which water systems serve Sarpy County?
Service areas of about 15 community water systems cover about 24% of Sarpy County, and sewer service areas cover about 44%. /api/utilities/context returns the water and sewer matches at a point.

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Build on Sarpy County parcel data

Search, point and record lookups work the same in every county Korzy covers. Credits are shared across parcels, utilities, environment, logistics and data-center routes.

Get an API keySee pricingAPI referenceUse cases for parcel and infrastructure data