Marin Islands NWR
Marin County, CA · 11 mi S
National Wildlife Refuge · California · FWS Region 8
San Pablo Bay National Wildlife Refuge is located in Sonoma County, California, with about 9,223 acres of land owned in fee by the U.S. Fish and Wildlife Service. For the 2026–2027 season the refuge has 17 mapped hunt units: 2 open under general rules, 3 open with special regulations, and 12 closed, covering about 10,430 huntable acres.
Hunt units are colored by 2026–2027 status. Toggle layers for FWS-owned land, the approved refuge boundary and private easements. Use satellite imagery to scout marshes, timber edges and access points.
Permitted hunting categories are waterfowl and upland birds, subject to state seasons and refuge-specific rules. Fishing is available — tidal / saltwater fishing.
San Pablo Bay National Wildlife Refuge was established in 1974 to support migratory birds, wetland habitat, and endangered species. The refuge consists of more than 19,000 acres along the northern edge of San Pablo Bay, north of San Francisco.
Categories are those listed by USFWS for this station; exact species, seasons and bag limits follow California regulations plus refuge-specific rules.
| Unit | Status | Acres | Permit | Details |
|---|---|---|---|---|
| Navigable Sloughs | ✓Open | 55 | — | |
| San Pablo Bay | ✓Open | 8,224 | — | |
| Cullinan Ranch Unit | !Special regs | 1,034 | — | |
| Dickson Ranch Unit | !Special regs | 806 | — | |
| Tolay Creek | !Special regs | 310 | — | |
| Cullinan Ranch Closed | ✕Closed | 175 | — | |
| Detjen Unit | ✕Closed | 429 | — | |
| Dickson Ranch Closed | ✕Closed | 293 | — | |
| Figueras Unit | ✕Closed | 505 | — | |
| Haire Ranch Unit | ✕Closed | 2,091 | — | |
| Lower Tubbs Unit | ✕Closed | 249 | — | |
| Navy Unit | ✕Closed | 2,501 | — | |
| North Parcel Unit | ✕Closed | 259 | — | |
| Prati Unit | ✕Closed | 35 | — | |
| San Pablo Bay Closed | ✕Closed | 2,473 | — | |
| Sears Point Unit | ✕Closed | 485 | — | |
| Sonoma Baylands Unit | ✕Closed | 562 | — |
Not listed
USFWS does not list a separate refuge permit for this station. Specific units or hunts (e.g. quota deer hunts) may still require one — check the hunt brochure.
San Pablo Bay National Wildlife Refuge lies along the north shore of the bay. It includes open bay/tidal marsh, mud flats, and seasonal and managed wetland habitats.
State fishing licenses and regulations apply. Some waters close seasonally to protect wildlife.
Destination: San Pablo Bay National Wildlife Refuge (FWS reference point)
38.12222, -122.3944238°07′20.0″N 122°23′39.9″WStraight-line distances. Driving routes are longer; many refuge roads are gravel and may close seasonally.
The navigation point is the station reference location published by USFWS — often the headquarters or main entrance. For a specific hunt unit, open its page or click it on the map for coordinates and parking planning.
*½ hour before sunrise — the standard federal shooting-hour start for migratory game birds. Times in Los Angeles local time.
Full season calculator →| Date | Shooting light | Sunrise | Sunset | Daylight |
|---|---|---|---|---|
| Tue, Sep 1, 2026 | 6:08 AM | 6:38 AM | 7:41 PM | 13h 03m |
| Tue, Sep 15, 2026 | 6:20 AM | 6:50 AM | 7:19 PM | 12h 30m |
| Thu, Oct 1, 2026 | 6:33 AM | 7:03 AM | 6:54 PM | 11h 50m |
| Thu, Oct 15, 2026 | 6:46 AM | 7:16 AM | 6:33 PM | 11h 17m |
| Sun, Nov 1, 2026 | 6:04 AM | 6:34 AM | 5:11 PM | 10h 37m |
| Sun, Nov 15, 2026 | 6:20 AM | 6:50 AM | 4:58 PM | 10h 09m |
| Tue, Dec 1, 2026 | 6:36 AM | 7:06 AM | 4:50 PM | 9h 44m |
| Tue, Dec 15, 2026 | 6:48 AM | 7:18 AM | 4:50 PM | 9h 32m |
| Fri, Jan 1, 2027 | 6:55 AM | 7:25 AM | 4:59 PM | 9h 34m |
| Fri, Jan 15, 2027 | 6:54 AM | 7:24 AM | 5:11 PM | 9h 47m |
| Mon, Feb 1, 2027 | 6:44 AM | 7:14 AM | 5:30 PM | 10h 16m |
Computed for 38.122, -122.394 (PDT / DST-aware). Check state rules — big game hours vary.
Loading National Weather Service forecast…
Forecast from the National Weather Service. Wind direction matters — plan your approach downwind of where game beds.
Yes. San Pablo Bay National Wildlife Refuge offers hunting in 5 units (10,430 acres) during 2026–2027 for waterfowl and upland birds. Seasons follow state regulations plus refuge-specific rules in 50 CFR Part 32.
FWS data does not list a separate refuge hunting permit for San Pablo Bay NWR. You still need a valid state license, any required state tags or stamps, and (for waterfowl hunters 16+) a Federal Duck Stamp.
Yes. Fishing is permitted (tidal / saltwater fishing). State fishing licenses and regulations apply along with refuge rules.
San Pablo Bay National Wildlife Refuge is in Sonoma County, California, about 24 miles N of San Francisco, CA (straight-line). GPS: 38.12222, -122.39442.
Migratory game bird shooting hours are generally one-half hour before sunrise to sunset; big game and other seasons follow state rules. See the sunrise/sunset table on this page and confirm in the refuge hunt brochure.
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Data: USFWS National Hunt Units 2026–2027, Hunting & Fishing Opportunities, Realty Boundaries & Tracts. Page updated September 29, 2026.