Pick a site on the map to see its availability calendar.
No strong weekday pattern is evident in the openings Campsite Sniper has detected: 172 openings spread across the week.
The largest concentrations of detected openings were first detected during the 07:00 and 19:00 local-time hours. Those hours contained 77 of 172 detected openings (44.8%). Hours show when Campsite Sniper first detected each opening, in Central Time, not when the change was made upstream.
Half of the openings Campsite Sniper detected appeared at least 4 days before the stay date; the middle 50% land 4–4 days out. Set an alert if you want Campsite Sniper to monitor future openings.
| Site | Openings | Share of all openings |
|---|---|---|
| 048 | 11 | 6.4% |
| 016 | 11 | 6.4% |
| 044 | 11 | 6.4% |
| 014 | 10 | 5.8% |
| 047 | 10 | 5.8% |
Site 048 had the most detected openings in the last 90 days: 11. One free watch covers every site here.
Of the 9,516 tracked site-nights (Sep 18, 2026 – Mar 19, 2027): 5,614 open for online reservation · 128 reserved · 183 on sites not offered for online reservation (first-come, first-served or administrative) · 603 closed · 2,988 not yet released. Of the facility's 53 monitored sites, 51 can be reserved online and 1 are first-come, first-served (1 closed).
Of the open site-nights on mapped sites, 3,197 fall on weekdays and 2,417 on weekends (Fri–Sun).
January holds the most room. 991 of 1,612 site-nights are still open there.
| Window | Night | Sites open | Status |
|---|---|---|---|
| Labor Day | SAT Sep 5 | 0 | None open |
| SUN Sep 6 | 0 | None open | |
| MON Sep 7 | 0 | None open | |
| Thanksgiving | THU Nov 26 | 28 | Open |
| FRI Nov 27 | 28 | Open | |
| SAT Nov 28 | 28 | Open | |
| Christmas | THU Dec 24 | 28 | Open |
| FRI Dec 25 | 28 | Open | |
| New Year | THU Dec 31 | 28 | Open |
| FRI Jan 1 | 31 | Open |
Labor Day: no online availability on any tracked night. Thanksgiving: 28 sites are available for the complete three-night stay. Christmas: 28 sites are available for the complete two-night stay. New Year: 27 sites are available for the complete two-night stay.
| Site | Open site-nights |
|---|---|
| 003 | 183 |
| 004 | 183 |
| 005 | 183 |
| 027 | 183 |
| 028 | 183 |
The 5 sites with the most open site-nights in the current snapshot. Pair a bookable date with a free alert to cover everything else.
The next bookable night is Sep 18; the first open weekend starts Sep 18. Campsite Sniper can watch later dates for you.
Multi-night stays. 72 2-night, 68 3-night, 57 7-night openings where a single site is free for every night, per Campsite Sniper's current snapshot — soonest Sep 18 at site 003.
RV length. Longest recorded site here is 70 ft. 51 sites take 25 ft, 49 sites take 35 ft, 37 sites take 40 ft. 1 site of 52 has no recorded maximum and is not counted.
| Site | Max RV | Hookups | Open site-nights | Longest run | Dates |
|---|---|---|---|---|---|
| 003 | 35 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 004 | 35 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 005 | 40 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 027 | 50 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 028 | 35 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 029 | 35 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 030 | 30 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 032 | 50 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 034 | 40 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 037 | 35 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 038 | 40 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 039 | 30 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 040 | 45 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 041 | 35 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 042 | 35 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 043 | 35 ft | Yes | 183 | 183 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +171 more |
| 006 | 50 ft | Yes | 182 | 168 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +170 more |
| 009 | 50 ft | Yes | 182 | 158 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +170 more |
| 008 | 50 ft | Yes | 181 | 181 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +169 more |
| 025 | 50 ft | Yes | 181 | 181 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +169 more |
| GS1 | Not recorded | Yes | 181 | 153 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +169 more |
| 036 | 50 ft | Yes | 180 | 158 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +168 more |
| 010 | 50 ft | Yes | 178 | 178 nights | Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 2, Oct 3, Oct 4 +166 more |
| 035 | 40 ft | Yes | 177 | 157 nights | Sep 18, Sep 20, Sep 21, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +165 more |
| 033 | 35 ft | Yes | 176 | 158 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +164 more |
| 024 | 50 ft | Yes | 169 | 153 nights | Sep 21, Sep 22, Sep 23, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 4, Oct 5, Oct 6, Oct 7 +157 more |
| 052 | 45 ft | Yes | 159 | 77 nights | Sep 20, Sep 21, Sep 27, Sep 28, Sep 29, Oct 4, Oct 5, Oct 6, Oct 7, Oct 11, Oct 12, Oct 13 +147 more |
| 031 | 40 ft | Yes | 158 | 152 nights | Oct 4, Oct 5, Oct 6, Oct 7, Oct 12, Oct 13, Oct 19, Oct 20, Oct 21, Oct 22, Oct 23, Oct 24 +146 more |
| 001 | 50 ft | Yes | 78 | 78 nights | Jan 1, 2027, Jan 2, 2027, Jan 3, 2027, Jan 4, 2027, Jan 5, 2027, Jan 6, 2027, Jan 7, 2027, Jan 8, 2027, Jan 9, 2027, Jan 10, 2027, Jan 11, 2027, Jan 12, 2027 +66 more |
| 002 | 35 ft | Yes | 78 | 78 nights | Jan 1, 2027, Jan 2, 2027, Jan 3, 2027, Jan 4, 2027, Jan 5, 2027, Jan 6, 2027, Jan 7, 2027, Jan 8, 2027, Jan 9, 2027, Jan 10, 2027, Jan 11, 2027, Jan 12, 2027 +66 more |
| 011 | 50 ft | Yes | 78 | 78 nights | Jan 1, 2027, Jan 2, 2027, Jan 3, 2027, Jan 4, 2027, Jan 5, 2027, Jan 6, 2027, Jan 7, 2027, Jan 8, 2027, Jan 9, 2027, Jan 10, 2027, Jan 11, 2027, Jan 12, 2027 +66 more |
| 026 | 50 ft | Yes | 78 | 78 nights | Jan 1, 2027, Jan 2, 2027, Jan 3, 2027, Jan 4, 2027, Jan 5, 2027, Jan 6, 2027, Jan 7, 2027, Jan 8, 2027, Jan 9, 2027, Jan 10, 2027, Jan 11, 2027, Jan 12, 2027 +66 more |
| 016 | 50 ft | Yes | 17 | 17 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +5 more |
| 022 | 50 ft | Yes | 17 | 17 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +5 more |
| 045 | 45 ft | Yes | 17 | 17 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +5 more |
| 046 | 45 ft | Yes | 17 | 17 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 +5 more |
| 012 | 50 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 014 | 50 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 015 | 50 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 017 | 50 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 019 | 35 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 023 | 50 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 044 | 35 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 047 | 50 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 048 | 50 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 049 | 50 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 050 | 45 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 051 | 45 ft | Yes | 15 | 15 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +3 more |
| 013 | 50 ft | Yes | 13 | 13 nights | Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 2, Oct 3 +1 more |
| 018 | 50 ft | Yes | 9 | 9 nights | Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 2, Oct 3, Oct 4 |
Hillsboro Cove is a quiet little campground conveniently located off Highway 56 between the towns of Marion and Hillsboro. It's known for water front camping sites and a readily accessible boat ramp for fishermen.
Popular activities include camping, boating, fishing and hunting. Anglers will find an abundance of Channel Catfish, Walleye, White Bass, Wipers, White Crappie and a boat ramp is provided at the campground for convenient access to the lake.
The campground offers 51 individual sites and one group camping area with a large shelter. The group camping area holds up to 80 people. The individual sites have tables, grills, sun shelters, electric hookups, and a boat ramp.
Completed in 1968, Marion Reservoir encompasses 6,200 acres of water surrounded by 6,000 acres of public lands. The surrounding expanse of forest provides visitors with endless recreational activities, set against the backdrop of the sparkling lake.
The nearby communities of Hillsboro and Marion offer additional tourist attractions. Both cities have a nationally recognized Art and Crafts show, as well as a variety of restaurants and shops.
From Marion, Kansas, take Highway 56 for about five miles. Turn right on Nighthawk, then turn right again into the park.
View on Recreation.gov ↗ Get directions ↗












Reservations for Hillsboro Cove are made through Recreation.gov. 5,614 of 9,516 tracked site-nights are currently open (59%). Campsite Sniper has also detected 172 site openings here in the last 90 days, so further dates may appear. Pick a site on the map to see its calendar, or set a free Campsite Sniper alert. You complete the reservation yourself on Recreation.gov.
No. Campsite Sniper sends alerts and direct Recreation.gov links. It never books, pays for, holds, hoards, or resells reservations.
Campsite Sniper re-checks public Recreation.gov availability for this facility every hour and republishes whenever anything changes. This facility's data last changed at Sep 18, 2026 16:19 UTC; an older timestamp means nothing has changed since that time, not that checking stopped. Always confirm final availability on Recreation.gov when you book.
Campsite Sniper detected 107 site-date openings at Hillsboro Cove in the last 7 days, 167 over 30 days and 172 over the last 90.
68 three-night openings are showing, counting only runs where the SAME site is free for all three nights. The soonest starts Sep 18 at site 003. Confirm and book on Recreation.gov.
49 of the 52 sites that support RV analysis have a recorded maximum of 35 ft or more; the longest recorded is 70 ft. 51 of those 52 sites have a recorded maximum length and 1 does not; it is not counted as fitting.
January 2027, with 991 open site-nights in the current snapshot of 1,612.
Half of the openings Campsite Sniper detected appeared at least 4 days before the stay date; the middle 50% landed 4-4 days out. Campsite Sniper can monitor future changes for dates you select.
As of the Sep 18, 2026 snapshot: the next open date is Fri, Sep 18 and the next open weekend starts Fri, Sep 18. Detected openings can add earlier dates at any time; a free Campsite Sniper alert catches those the moment they appear.
Lakefront, hookups, your RV length, weekends only - set it as picky as you want.
We run paced availability checks for Hillsboro Cove. One watch covers every matching online-reservable site.
When a match opens, you get a push with a Recreation.gov link so you can review and book it yourself.
Alerts monitor online-reservable inventory only; first-come, first-served sites are not included.