How much vacant land in Green Valley is in a flood zone?

256 of 687 vacant lots in Green Valley (37%) are in a FEMA high-risk flood zone (A, AE, AH, AO or VE). 0 are zone X with minimal risk and 201 are moderate risk. 230 are zone D, where flood risk has not been studied.

Do I need flood insurance for land in Green Valley?

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. 37% of Green Valley's vacant lots are in such a zone.

Flood zones for vacant land in Green Valley

Of the 687 vacant lots in Green Valley, 256 (37%) are in a FEMA high-risk flood zone, where a home loan on a new building needs flood insurance. 0 (0%) are in zone X with minimal risk, and 201 are moderate risk. 230 are zone D, where flood risk has not been studied.

Flood zones in Green Valley

FEMA zone	Vacant lots	Share
D	230	33%
X	201	29%
AO	172	25%
A	84	12%

What the letters mean: flood zones explained.

Lots in a high-risk flood zone in Green Valley

Zones A, AE, AH, AO and VE, lowest assessed value first (25 of 256).

Lot	Acres	Assessed	Zone
Spunky Canyon Rd near El Jornado3228-025-042	0.01	$10	AO
Spunky Canyon Rd and El Jornado3228-025-044	0	$10	AO
Ls Dos Huerfanas near Vicdelnorte3228-027-033	0.12	$672	A
Calle Naranjo near Primavera3228-025-008	0.13	$942	A
Sn Luis Potosi near Eljornado3228-011-016	0.11	$942	AO
Spunky Canyon near San Francisq3234-024-002	0.1	$1,060	A
Primavera near Spunky Canyon Rd3228-026-005	0.09	$1,411	A
San Francisquito Canyon3234-009-002	0.24	$1,432	A
San Francisquito Canyon3234-009-005	0.12	$1,432	A
Calle El Parado near Spunky3234-025-019	0.08	$1,432	AO
Calle Naranjo near Primavera3228-025-010	0.14	$1,436	A
Ls Dos Huerfanas near Jornado3228-027-032	0.12	$1,644	A
San Francisquito Canyon3234-008-005	0.13	$1,781	A
San Francisquito near Spunky3234-024-023	0.04	$1,876	AO
San Francisquito Canyon3234-009-004	0.26	$1,920	A
Sn Luis Potosi near El Bosque3228-013-013	0.17	$1,920	AO
Calle El Parado near Spunky Canyon3234-025-020	0.08	$1,920	AO
Spunky Canyon near Calle El Parado3234-025-025	0.06	$2,006	AO
San Francisquito Canyon3234-008-001	0.13	$2,121	A
Napa and Spunky Canyon Rd3234-021-020	0.09	$2,151	AO
Spunky Canyon Rd near El Jornado3228-011-021	0.1	$2,167	AO
Sn Luis Potosi and Essencial3228-011-002	0.11	$2,185	AO
Sn Luis Potosi near Essencial3228-008-015	0.11	$2,418	AO
Calle Llano near San Francisq3234-027-012	0.11	$2,418	AO
Spunky Canyon Rd near Essencial3228-007-013	0.1	$2,418	AO

Lots outside the flood zone in Green Valley

Zone X with minimal risk, lowest assessed value first.

None in this city.

More for Green Valley: 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.