Bullitt County, KY parcel and infrastructure data API

Parcel coverage in Bullitt County

About 37,000 parcel records with boundaries, situs addresses and parcel numbers, with the latest source update from December 2121. Each record has a stable korzy_id you can store and look up again with /api/parcel-record. Share of records with each field:

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. 97% of Bullitt County records carry an owner name.

Infrastructure in and around Bullitt County

Example requests for Bullitt 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 113 ROGERS DR, KY 40165 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=113 ROGERS DR, KY 40165' \
  https://api.korzy.co/api/search

import os
import requests

response = requests.get(
    "https://api.korzy.co/api/search",
    params={"q": "113 ROGERS DR, KY 40165"},
    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": "21029-93c5146bcffc382c707c",
      "address": "113 ROGERS DR",
      "postcode": "40165",
      "county": "Bullitt",
      "statefp": "21",
      "longitude": -85.67824853208832,
      "latitude": 38.03951055,
      "match_type": "exact",
      "parcelid": "044-000-00-077AA",
      "parceladdr": "113 ROGERS DR",
      "situs_zip": "40165",
      "usedesc": "Commercial",
      "yearbuilt": 2005,
      "bldgsqft": 6000,
      "taxacres": 1.0470000505447388,
      "totalvalue": 0,
      "assessed_value_usd": 450000,
      "market_value_usd": 450000,
      "saledate": "2024-10-28",
      "saleamt": 450000,
      "updated": "2026-10-30",
      "geoid": "21029"
    }
  ],
  "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, 21029-93c5146bcffc382c707c, in records. 1 credit per 10 records requested.

curl --fail-with-body -sS --get \
  -H "Authorization: Bearer $KORZY_API_KEY" \
  --data-urlencode 'longitude=-85.678249' \
  --data-urlencode 'latitude=38.039511' \
  --data-urlencode 'limit=5' \
  https://api.korzy.co/api/query/point

const params = new URLSearchParams({"longitude": "-85.678249", "latitude": "38.039511", "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=-85.678249' \
  --data-urlencode 'latitude=38.039511' \
  https://api.korzy.co/api/utilities/context

import os
import requests

response = requests.get(
    "https://api.korzy.co/api/utilities/context",
    params={"longitude": "-85.678249", "latitude": "38.039511"},
    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": -85.678249,
  "latitude": 38.039511,
  "matches": {
    "water": [
      {
        "feature_id": "water:37160",
        "name": "LOUISVILLE WATER COMPANY",
        "boundary_basis": "System Sourced"
      }
    ],
    "sewer": [
      {
        "feature_id": "sewer:8382",
        "name": "MSD - MORRIS FORMAN STP",
        "boundary_basis": "Modeled"
      }
    ]
  },
  "nearby_treatment": [
    {
      "feature_id": "treatment:15107",
      "name": "MSD -Bullitt County Sanitation District - Hillview #3",
      "distance_km": 3.24989780309563
    },
    {
      "feature_id": "treatment:15069",
      "name": "MSD -Bullitt Co. Sanitation District - Willabrook",
      "distance_km": 3.4538245645174164
    }
  ]
}

Bullitt County data questions

How many parcels in Bullitt County include year built?

About 25,000 of about 37,000 parcel records (67%) include year built.

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

Yes. 97% of Bullitt 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.

Which water systems serve Bullitt County?

Service areas of 9 community water systems cover about 75% of Bullitt County, and sewer service areas cover about 18%. /api/utilities/context returns the water and sewer matches at a point.

How much of Bullitt County is in a mapped flood zone?

About 18% of Bullitt County's area falls within special flood hazard areas on the current federal flood maps, and mapped wetlands cover about 1%.

How current is the Bullitt County parcel data?

The latest Bullitt County source update in the current Korzy release is from December 2121. Each record's updated field gives its own date.