COUNTIES · ARIZONA
Pima County vacant land
County seat Tucson · 9,189 sq mi · 1,043,433 people (2020) · ADWR: Tucson AMA
New buildings and manufactured home placement require a building permit, and projects may also be subject to the Native Plant Preservation Ordinance, Buffer Overlay Zone, Hillside Development Zone and floodplain use permits. The Treasurer's tax lien auction is a one-day online sale in February (2026 registration Feb 2-19), and over-the-counter 'new assignment' liens are also purchased through the online platform.
Official portals
| Assessor parcel search | www.asr.pima.gov/Parcel/Search Owner of record, mailing address, legal description, acreage, full cash value, use code. |
| GIS / parcel map | gisopendata.pima.gov/ Parcel lines on a map; often downloadable as a FeatureService or shapefile. |
| Treasurer tax liens | www.to.pima.gov/taxLienSale/ Delinquent taxes, the February lien sale, and over-the-counter liens. |
| Planning & zoning | www.pima.gov/planning Zoning districts, minimum lot sizes, what you can build and where. |
| Building permits | www.pima.gov/building-permits-resources Permit applications, owner-builder rules, inspections. |
| Recorder | recorder.pima.gov/PublicSearch Deeds, easements, plats and the Affidavit of Property Value (sale price). |
Statewide: ADWR well registry (wells and reported depths) at azwater.gov · FEMA flood maps at msc.fema.gov · Arizona Corporation Commission entity search at ecorp.azcc.gov · Statutes at azleg.gov.
Want the Pima County parcel pack?
We build county-wide vacant-parcel datasets from each county’s own open data, joined with liens, zoning, roads, wells and flood zones. The next county is whichever one people ask for. Ask for Pima.