# Hampden County, MA property data

> Hampden County, MA parcel data: 155,557 parcels with tax assessor records, building permits, zoning, historic designations, building codes, via API, MCP server and vector tiles.

Source: https://www.parceled.ai/coverage/massachusetts/hampden-county  
Publisher: Parceled (https://www.parceled.ai)  
Updated: 2026-10-30

Parceled covers 155,557 parcels in Hampden County, MA, with tax assessor records, building permits, zoning, historic designations, building codes and hail history available through one API and MCP server. Tax assessor attributes are present for 100% of parcels (owner names on 100% of those records, year built on 87%).

- **Parcels:** 155,557
- **County FIPS:** 25013
- **Snapshot:** October 30, 2026

## What property data is available for Hampden County?

| Dataset | Hampden County |
| --- | --- |
| Parcel boundaries | 155,557 parcels |
| Tax assessor records | 165,351 records (100% of parcels) |
| Owner name and mailing address | 100% of assessor records |
| Market or assessed value | 0% of assessor records |
| Year built | 87% of assessor records |
| Last sale date | 99% of assessor records |
| Building permits | 14,079 permits since 2025, latest July 18, 2026 |
| Roofing permits | Not yet |
| Zoning | 22 zoning jurisdictions |
| Buildable-area screens | Not yet |
| Historic designations | 167 |
| Adopted building codes | 1 jurisdiction |
| Hail history (radar) | Yes, every county in the contiguous US |

## How do I query Hampden County property data?

Bulk-search every parcel in the county with `search_properties` using `state: "MA"` and `county: "013"` (the county FIPS code 25013), or look up one address with `search_parcels`. Check any single property for free with `check_availability`.

```json
{
  "name": "count_properties",
  "arguments": { "state": "MA", "county": "013" }
}
```

## Frequently asked questions

### How do I find who owns a property in Hampden County?

Search the address on the Hampden County assessor's website, or query Parceled's `search_parcels` for owner name and mailing address. See [how to find a property owner by address](https://www.parceled.ai/guides/how-to-find-property-owner-by-address).