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Diamond Lake

Vilas County · cool-water, clear water

115Acres
40ftMax depth
1Public launches
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Today on Diamond

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Best fishing times

All fish
GoodFairSlow
Best today…

Times by species available in Premium

Wind & weather

National Weather Service
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What Diamond is best for

DNR data
MuskyCommon6.4
BluegillPanfish, common6.4
PerchPanfish, common6.4
CrappiePanfish, common6.4
SmallmouthCommon6.4
WalleyePresent4.5
LargemouthPresent3.9
How we rate

Start from how common the DNR says the fish is (abundant 7.5, common 6, present 3.5). Add 1 if the DNR stocked it in the last 5 years, 0.6 for walleye in two-story or complex lakes, and up to 0.9 for lake size. The DNR counts bluegill, perch and crappie together as panfish, so they share a score.

Depth map

Wisconsin DNR

Tap a map to zoom. Pinch or scroll to zoom in, drag to move.

✕ Deepest spot, 40 ftDNR survey map (PDF)

Not for navigation. Old survey; depths and weed lines change.

Rules on this lake

DNR · checked 2026-10-08
Walleye15" min · keep none 20–24" · 1 over 24" · 3 a dayMay 2, 2026 to March 7, 2027Open
Musky40" min · 1 a dayMay 2, 2026 to December 31, 2026 on open waterOpen
Bass14" min · 5 a dayJune 20, 2026 to March 7, 2027Open
PanfishNo size limit · 25 a dayOpen All YearOpen
SturgeonNo fishingClosed
LicenseWisconsin fishing license. No trout or Great Lakes stamp needed here. How to buy one →
Full rules from the DNR

Launches & access

1 public
Bottomsand 50% · gravel 50%
Lake groupDiamond Lake Property Owners Association

Before you go

DNR
How often it's safe to eat

This is health advice about eating fish, from the DNR. It is not how many you can catch or keep. Catch limits are in Rules.

Eat any amount Bluegill and Sunfish, Bullheads, Crappies, Inland Trout, Yellow Perch

Up to 1 meal a week Bass, Catfish, Pike, Walleye, All Other Species and Sizes

Up to 1 meal a month Muskies

Statewide advice; no lake-specific advisory. Stricter for women who may get pregnant and children under 15. DNR details
Invasive species here

Rusty Crayfish

Drain all water, remove plants and animals, and never move live fish or bait to another lake.

Reviews

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Near Diamond

Local deals

Local bait shops, resorts and supper clubs can put a coupon here and on the printed sheet, free for a year. Add your business

Diamond board

Catches & reports

Lakes near Diamond

Within 25 miles
LakeMilesAcresMax depth
Day LakeVilas1.411748 ft
Lower Gresham LakeVilas1.714912 ft
Middle Gresham LakeVilas1.85317 ft
Upper Gresham LakeVilas1.936632 ft
Trout LakeVilas2.23,816117 ft
Sparkling LakeVilas2.512764 ft
Jag LakeVilas2.815814 ft
Edith LakeVilas3.15928 ft

Diamond questions

How deep is Diamond Lake?

Diamond Lake is 40 feet at its deepest. It covers 115 acres.

What fish are in Diamond Lake?

The Wisconsin DNR lists musky (common), panfish (common), smallmouth bass (common), largemouth bass (present) and walleye (present).

Where is the boat launch on Diamond Lake?

There is 1 public launch: Boat Ramp.

Do I need a trout stamp to fish Diamond Lake?

A Wisconsin fishing license covers this lake. No trout or Great Lakes stamp needed here.

What is the walleye limit on Diamond Lake?

15" min · keep none 20–24" · 1 over 24" · 3 a day. Season: May 2, 2026 to March 7, 2027.

Fish it longer

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Sources: Wisconsin DNR (lake facts, species, rules, stocking, consumption advice, survey map), National Weather Service (forecast). Sun and moon computed for the lake's location. Best times are a model of light and moon, not a promise. Checked 2026-10-08.