Flood zones for vacant land in Lancaster

Of the 6,850 vacant lots in Lancaster, 404 (6%) are in a FEMA high-risk flood zone, where a home loan on a new building needs flood insurance. 3,665 (54%) are in zone X with minimal risk, and 2,780 are moderate risk. 1 are zone D, where flood risk has not been studied.

Flood zones in Lancaster

FEMA zoneVacant lotsShare
X6,44594%
A3305%
AH51under 1%
AO20under 1%
AE3under 1%
D1under 1%

What the letters mean: flood zones explained.

Lots in a high-risk flood zone in Lancaster

Lots outside the flood zone in Lancaster

Questions about land in Lancaster

How much vacant land in Lancaster is in a flood zone?

404 of 6,850 vacant lots in Lancaster (6%) are in a FEMA high-risk flood zone (A, AE, AH, AO or VE). 3,665 are zone X with minimal risk and 2,780 are moderate risk. 1 are zone D, where flood risk has not been studied.

Do I need flood insurance for land in Lancaster?

Not for an empty lot: flood insurance covers buildings. If you build in a high-risk zone and borrow from a federally regulated lender, flood insurance on the building is required. 6% of Lancaster's vacant lots are in such a zone.

More for Lancaster: all vacant land · fire hazard zones

Sources

Counts are LandGrab's analysis of 2026 public data for vacant parcels in Los Angeles County, updated 2026-10-18. Maps change; confirm a specific lot with the county before you buy.