Cumberland County, ME parcel and infrastructure data API
Korzy has about 150,000 parcel records for Cumberland County, Maine, with source updates through August 2026. 86% include values and 77% include last sale. In and around the county the API also maps about 20 power plants with about 1,800 MW of capacity, led by oil; 4 data-center projects (2 operating); and 1 port with reported cargo. Look up any parcel by address or coordinates, then check water, sewer and infrastructure context at the same point.
Parcel coverage in Cumberland County
About 150,000 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 · 99% | |
| Owner name | Not published | |
| Assessed or market value | Most · 86% | |
| Year built | Many · 43% | |
| Building size | Many · 48% | |
| Last sale | Most · 77% | |
| Land use | Many · 49% | |
| Zoning | Not published |
Cumberland County records do not include owner names. See pricing for credit costs.
Infrastructure in and around Cumberland County
Power plants
About 20 operable plants with about 1,800 MW of nameplate capacity; largest by capacity: oil, battery and pumped storage, natural gas. Proposed generators add about 25 MW.
Within 50 km: /v1/lookup section power; details: /v1/records/{id}
Substations and transmission
About 30 in-service substations, 4 rated 230 kV or higher.
About 290 miles of transmission lines: about 170 mi at 100–161 kV; about 95 mi at 345 kV.
Water and sewer service
Service areas of about 25 community water systems cover about 18% of the county.
Sewer service areas of about 15 systems cover about 11%.
At an address or point: /v1/lookup section utilities
Data-center projects
4 tracked projects: 2 operating, 2 status not reported.
Within 10 km: /v1/lookup section datacenters
Grid capacity data
2 utility-published grid capacity layers cover parts of Cumberland County, including load headroom.
Nearby records: /v1/lookup section grid
Flood zones and wetlands
Special flood hazard areas cover about 17% of the county on the current federal flood maps, published October 2026.
Mapped wetlands cover about 9%.
At an address or point: /v1/lookup section environment
Rail, ports and freight
- About 95 miles of active rail, about 60 of it main line
- About 75 miles of national freight network highway
- 1 port area with reported cargo tonnage
Within 25 km: /v1/lookup section logistics
Example requests for Cumberland 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 its water and sewer service
/v1/lookup matches 46 GRAY RD, FALMOUTH, ME and returns the parcel's korzy_id and record, plus the water and sewer service areas at the parcel and the nearest treatment plants. 2 credits.
curl --fail-with-body -sS \
-H "Authorization: Bearer $KORZY_API_KEY" \
-H "Content-Type: application/json" \
-d '{"address":"46 GRAY RD, FALMOUTH, ME","sections":["utilities"]}' \
https://api.korzy.co/v1/lookupPython
import os
import requests
response = requests.post(
"https://api.korzy.co/v1/lookup",
json={"address": "46 GRAY RD, FALMOUTH, ME", "sections": ["utilities"]},
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"]["utilities"]["status"])Production response (trimmed)
{
"location": {
"longitude": -70.2973814595434,
"latitude": 43.729423049999994,
"address": "46 GRAY RD, FALMOUTH",
"match_type": "exact"
},
"parcels": {
"records": [
{
"id": "23005-32ef0b5573b4b8f158ac",
"korzy_id": "23005-32ef0b5573b4b8f158ac",
"parcelid": "R05-046",
"parceladdr": "46 GRAY RD",
"parcelcity": "FALMOUTH",
"situs_zip": "05070",
"statefp": "23",
"geoid": "23005",
"longitude": -70.2973814595434,
"latitude": 43.729423049999994,
"usedesc": "OFFICE BLD MDL-96",
"yearbuilt": 1970,
"bldgsqft": 6000,
"totalvalue": 21600,
"saledate": "1976-08-06",
"saleamt": 100000,
"updated": "2026-08-16"
}
],
"truncated": false
},
"sections": {
"utilities": {
"status": "ok",
"data": {
"water": [
{
"id": "utility:water:44253",
"feature_id": "water:44253",
"name": "PORTLAND WATER DISTRICT-GREATER",
"boundary_basis": "System Sourced"
}
],
"sewer": [
{
"id": "utility:sewer:8821",
"feature_id": "sewer:8821",
"name": "FALMOUTH WWTF",
"boundary_basis": "Modeled"
}
],
"treatment_plants": [
{
"id": "utility:treatment:6568",
"feature_id": "treatment:6568",
"name": "FALMOUTH WWTF",
"distance_km": 4.842959547749378
},
{
"id": "utility:treatment:6479",
"feature_id": "treatment:6479",
"name": "WESTBROOK WWTF",
"distance_km": 5.772730146712628
},
{
"id": "utility:treatment:6477",
"feature_id": "treatment:6477",
"name": "PORTLAND EAST END WWTF",
"distance_km": 7.049195700309216
}
],
"truncated": {
"water": false,
"sewer": false
}
},
"provenance": [
{
"dataset": "water",
"data_version": "63b7c1c3-9661-4fed-a59f-ddbfff80c2e4"
},
{
"dataset": "sewer",
"data_version": "63b7c1c3-9661-4fed-a59f-ddbfff80c2e4"
},
{
"dataset": "treatment",
"data_version": "63b7c1c3-9661-4fed-a59f-ddbfff80c2e4"
}
]
}
},
"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 23005-32ef0b5573b4b8f158ac. 1 credit.
curl --fail-with-body -sS \
-H "Authorization: Bearer $KORZY_API_KEY" \
-H "Content-Type: application/json" \
-d '{"items":[{"korzy_id":"23005-32ef0b5573b4b8f158ac"}],"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 $KORZY_API_KEY" \
https://api.korzy.co/v1/records/23005-32ef0b5573b4b8f158acJavaScript
const response = await fetch(`https://api.korzy.co/v1/records/${encodeURIComponent("23005-32ef0b5573b4b8f158ac")}`, {
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);Cumberland County data questions
- How many parcels in Cumberland County include year built?
- About 65,000 of about 150,000 parcel records (43%) include year built.
- Does the Korzy API return owner names for Cumberland County parcels?
- Cumberland 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 Cumberland County?
- Korzy tracks 4 data-center projects in Cumberland County: 2 operating and 2 status not reported. A /v1/lookup with the datacenters section lists projects within 10 km of any address or point.
- How much power generation is in Cumberland County?
- About 20 operable power plants in Cumberland County total about 1,800 MW of nameplate capacity, mainly oil, battery and pumped storage and natural gas.
- Which water systems serve Cumberland County?
- Service areas of about 25 community water systems cover about 18% of Cumberland County, and sewer service areas cover about 11%. A /v1/lookup with the utilities section returns the water and sewer matches at an address or point.
Build on Cumberland 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.