Open mapGet the mapSign up

New York County, NY parcel and infrastructure data API

Korzy has about 180,000 parcel records for New York County, New York, with source updates through August 2026. Nearly every record carries values, land use and building size; 82% include year built. In and around the county the API also maps about 10 data-center projects (8 operating); about 15 power plants with about 910 MW of capacity, led by natural gas; and 1 port with reported cargo. Look up any parcel by address or coordinates, then check nearby data-center projects, utilities and grid context at the same point.

Get an API keyRead the API docs

Parcel coverage in New York County

About 180,000 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 /api/parcel-record. Share of records with each field:

FieldCoverageShare
Situs addressNearly all · 100%
Owner nameNot published
Assessed or market valueNearly all · 100%
Year builtMost · 82%
Building sizeNearly all · 99%
Last saleNot published
Land useNearly all · 100%
ZoningNot published

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

Infrastructure in and around New York County

Power plants

About 15 operable plants with about 910 MW of nameplate capacity; largest by capacity: natural gas, oil, solar. Proposed generators add 6 MW.

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

Substations and transmission

2 in-service substations, 2 rated 230 kV or higher.

About 40 miles of transmission lines: 1 mi at 100–161 kV; about 35 mi at 345 kV.

Water and sewer service

Service areas of 1 community water system cover about 70% of the county.

Sewer service areas of 6 systems cover about 71%.

At a point: /api/utilities/context

Data-center projects

About 10 tracked projects: 8 operating, 3 status not reported. Reported operating capacity: about 20 MW.

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

Grid capacity data

4 utility-published grid capacity layers cover parts of New York County, including capacity bands.

Sources and dates: /api/grid/capacity/summary

Flood zones and wetlands

Special flood hazard areas cover about 25% of the county on the current federal flood maps, published October 2026.

Mapped wetlands cover about 1%.

Rail, ports and freight

  • About 20 miles of active rail, about 20 of it main line
  • 5 miles of national freight network highway
  • 1 port area with reported cargo tonnage

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

Example requests for New York 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 65 BROADWAY, NEW YORK, NY 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=65 BROADWAY, NEW YORK, NY' \
  https://api.korzy.co/api/search
Python
import os
import requests

response = requests.get(
    "https://api.korzy.co/api/search",
    params={"q": "65 BROADWAY, NEW YORK, NY"},
    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": "36061-f0d56aa091b068ef1118",
      "address": "65 BROADWAY",
      "city": "NEW YORK",
      "postcode": "10006",
      "county": "New York",
      "statefp": "36",
      "longitude": -74.01266042796902,
      "latitude": 40.70732820445784,
      "match_type": "exact",
      "parcelid": "1000210004",
      "parceladdr": "65 BROADWAY",
      "parcelcity": "NEW YORK",
      "situs_zip": "10006",
      "usedesc": "05",
      "yearbuilt": 1917,
      "bldgsqft": 335184,
      "taxacres": 0.3837465564738292,
      "totalvalue": 24362550,
      "updated": "2026-08-07",
      "geoid": "36061"
    }
  ],
  "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, 36061-f0d56aa091b068ef1118, in records. 1 credit per 10 records requested.

curl --fail-with-body -sS --get \
  -H "Authorization: Bearer $KORZY_API_KEY" \
  --data-urlencode 'longitude=-74.01266' \
  --data-urlencode 'latitude=40.707328' \
  --data-urlencode 'limit=5' \
  https://api.korzy.co/api/query/point
JavaScript
const params = new URLSearchParams({"longitude": "-74.01266", "latitude": "40.707328", "limit": "5"});
const response = await fetch(`https://api.korzy.co/api/query/point?${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=-74.01266' \
  --data-urlencode 'latitude=40.707328' \
  --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": "-74.01266", "latitude": "40.707328", "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_95135fcfdb274cc643ff",
      "name": "365 Data Centers NY10 (65 Broadway)",
      "operator": "365 Data Centers",
      "status": "operating",
      "city": "New York",
      "state": "NY",
      "longitude": -74.012583,
      "latitude": 40.707335,
      "location_precision": "approximate",
      "distance_km": 0.006536953805298534
    },
    {
      "project_id": "dc_f04e1c43083950eeb20b",
      "name": "75 Broad Street (Broad Street Connect carrier hotel)",
      "operator": "Multi-tenant carrier hotel — NYI / JEMB Realty 'Broad Street Connect'; tenants include HorizonIQ (Internap NYMEXT1), Evocative, Epsilon and Verizon",
      "status": "operating",
      "city": "New York",
      "state": "NY",
      "longitude": -74.011221,
      "latitude": 40.7045967,
      "location_precision": "exact",
      "distance_km": 0.32703397715388005
    },
    {
      "project_id": "dc_f7f5bee546061583b632",
      "name": "SDC Manhattan (Intergate.Manhattan), 375 Pearl Street",
      "operator": "Sabey Data Centers",
      "status": "operating",
      "city": "New York",
      "state": "NY",
      "longitude": -74.0013,
      "latitude": 40.7106,
      "location_precision": "approximate",
      "operational_mw": 18,
      "distance_km": 1.0243207172196191
    }
  ],
  "radius_km": 10,
  "limit": 3,
  "truncated": true
}

New York County data questions

How many parcels in New York County include year built?
About 150,000 of about 180,000 parcel records (82%) include year built.
Does the Korzy API return owner names for New York County parcels?
New York 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 New York County?
Korzy tracks about 10 data-center projects in New York County: 8 operating and 3 status not reported. /api/datacenters/context lists projects within 10 km of any point.
How much power generation is in New York County?
About 15 operable power plants in New York County total about 910 MW of nameplate capacity, mainly natural gas, oil and solar.
Which water systems serve New York County?
Service areas of 1 community water system cover about 70% of New York County, and sewer service areas cover about 71%. /api/utilities/context returns the water and sewer matches at a point.

More featured counties

All featured New York counties

Build on New York 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