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Downloadable data is for knowledgeable GIS Users. These data are in a GIS format and cannot be viewed without the appropriate software and user understanding. County GIS resources are available to assist interested parties in developing custom maps and/or consolidating the available GIS data. If interested, please inquire at GISHELP@ventura.org.

Disclaimer: The data layers provided hereon were created by the Ventura County Geographical Information System (GIS), which is designed and operated solely for the convenience of the County and related contract entities. The County does not warrant the accuracy of this information, and no decision involving a risk of economic loss or physical injury should be made in reliance thereon.

GIS Data Downloads - Special Districts Menu

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File Name Type Size  
csa03 Polygon 7 KB Download
These data represent the Ventura County Service Area Number 3. Provides private road maintenance for Camp Chafee Road.
csa03_sp Polygon 8 KB Download
These data represent the Ventura County Service Area Number 3 sphere of influence.
csa04 Polygon 8 KB Download
These data represent the Ventura County Service Area Number 4. Provides street lighting, street sweeping, landscape maintenance and school crossing guard services for the unincorporated community of Oak Park.
csa04_sp Polygon 6 KB Download
These data represent the Ventura County Service District Number 4 sphere of influence..
csa14 Polygon 141 KB Download
These data represent the Ventura County Service District Number 14. Provides street lighting, street sweeping to developed, unincorporated areas Countywide.
csa29 Polygon 14 KB Download
These data represent the Ventura County Sewer Service Area Number 29. Provides sanitary sewer collection and, via contract, treatment services to Mussel Shoals, Seacliff, Faria and Solimar Beach communities..
csa29_sp Polygon 14 KB Download
These data represent the Ventura County Sewer Service Area Number 29 sphere of influence..
csa30 Polygon 6 KB Download
These data represent the Ventura County Sewer Service Area Number 30. Provides sanitary sewer collection and, via contract, treatment services to Nyeland Acres community..
csa30_sp Polygon 8 KB Download
These data represent the Ventura County Sewer Service Area Number 30 sphere of influence..
csa32 Polygon 349 KB Download
These data represent the Ventura County Sewer Service Area Number 32. CSA 32 monitors and regulates individual sewage disposal systems in all areas outside cities and sanitation districts..

Filename Type Size  
csa33 Polygon 153 KB Download
These data represent the Ventura County Service District Number 33. CSA #33 was formed to provide recreation and park services to unincorporated areas in the County that are not within the boundaries of other recreation and park districts..
el_rs_cem Polygon 11 KB Download
These data represent the El Rancho Simi Cemetery District. Operates a public cemetery in Simi Valley..
el_rs_cem_sp Polygon 14 KB Download
These data represent the El Rancho Simi Cemetery District sphere of influence..
fill_piru_mem Polygon 10 KB Download
These data represent the Fillmore/Piru Memorial District. Operates the veterans memorial hall in Fillmore.
fill_piru_mem_sp Polygon 11 KB Download
These data represent the Fillmore/Piru Memorial District sphere of influence..
fox_cyn Polygon 62 KB Download
These data represent the Fox Canyon Groundwater Management Agency. Monitors the quality and regulates the quantity of groundwater in the Fox Canyon aquifer (Oxnard Plain area from Fillmore to the Ocean); no direct water service.
fox_cyn_sp Polygon 39 KB Download
These data represent the Fox Canyon Groundwater Management District Sphere of Influence.
hv_mun_wa Polygon 10 KB Download
These data represent the Hidden Valley Municipal Water District. Monitors water demand and supplies for 37 ranches in the Hidden Valley area south of Westlake Village; does not provide any direct water services..
hv_mun_wa_sp Polygon 14 KB Download
These data represent the Hidden Valley Municipal Water District Sphere of Influence..
lk_sh_cm_srv Polygon 42 KB Download
These data represent the Lake Sherwood Community Services District. Provides potable, retail water to the unincorporated Lake Sherwood community..
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