Openings · last 7 days
27
Booking reality
Campsite Sniper detected 27 site openings here in the last 7 days
01 · Detected Opening History · the openings record · file CS-233552
When Michigan Valley reopens
Michigan Valley's openings record: every site-date Campsite Sniper detected turning available, logged and time-stamped. Refreshed hourly.
Openings · last 30 days
47
Openings · last 90 days
52
Weekday pattern
Detected openings by day of week · 90dNo strong weekday pattern is evident in the openings Campsite Sniper has detected: 52 openings spread across the week.
Hour-of-day pattern
First detected by hour · local time · last 90 daysThe largest concentrations of detected openings were first detected during the 04:00 and 19:00 local-time hours. Those hours contained 14 of 52 detected openings (26.9%). Hours show when Campsite Sniper first detected each opening, in Central Time, not when the change was made upstream.
Lead-time profile
Days before stay date · percentilesHalf of the openings Campsite Sniper detected appeared at least 5.5 days before the stay date; the middle 50% land 1.8–14.2 days out. Set an alert if you want Campsite Sniper to monitor future openings.
Highest-churn sites
Most openings · 90d| Site | Openings | Share of all openings |
|---|---|---|
| A 19 | 7 | 13.5% |
| A 13 | 6 | 11.5% |
| G 09 | 4 | 7.7% |
| G 07 | 4 | 7.7% |
| C 10 | 3 | 5.8% |
Site A 19 had the most detected openings in the last 90 days: 7. One free watch covers every site here.
02 · Availability Outlook · Sep 18 – Sep 29, 2026 · of 81 monitored sites
Of the 960 tracked site-dates (Sep 18 – Sep 29, 2026): 679 open for online reservation · 281 reserved.
Where the open windows are
29.3% of tracked site-dates are not currently open for online reservation. 679 of 960 remain open; here is where they are.
Load status
Sep 18 – Sep 29, 2026Not open online29.3%
Open site-dates679 / 960
Reserved (of online inventory)281 / 960
Weekday openings372
Weekend openings256
Of the open site-nights on mapped sites, 372 fall on weekdays and 256 on weekends (Fri–Sun). The split covers the 628 open site-nights on mapped sites; 679 site-dates are open across all monitored inventory.
Open dates by month
Sep 2026 – Sep 2026September holds the most room. 679 of 960 site-dates are still open there.
Holiday windows
Sites open per night · of 75 sites| 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 |
Labor Day: no online availability on any tracked night.
Holiday windows — day use
Units open per date · of 3 day-use units| Window | Date | Units open | Status |
|---|---|---|---|
| Labor Day | SAT Sep 5 | 0 | None open |
| SUN Sep 6 | 0 | None open | |
| MON Sep 7 | 0 | None open |
Labor Day: no online availability on any tracked date.
Best-availability sites
Most open site-nights · tracked window| Site | Open site-nights |
|---|---|
| B 1 | 12 |
| B 4 | 12 |
| D 1 | 12 |
| D 3 | 12 |
| D 4 | 12 |
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.
Availability by day-use unit
Most open reservation dates · tracked window| Unit | Open reservation dates |
|---|---|
| SHEL#3 | 12 |
| SHEL#5 | 11 |
| SHEL#4 | 8 |
The 3 day-use units with the most open reservation dates in the current snapshot. Pair a bookable date with a free alert to cover everything else.
Next windows
As of Sep 18, 2026 snapshotNext open dateFri · Sep 18
Next open weekendFri · Sep 18
The next bookable night is Sep 18; the first open weekend starts Sep 18. Campsite Sniper can watch later dates for you.
Stays and site detail
628 open site-nights across 74 sites at Michigan Valley, from the same hourly snapshot as everything above.
77 overnight sites and 3 day-use units are represented in the current inventory. Day-use units are excluded from every night-based figure on this page — site-nights, longest runs, multi-night stays, holiday stays and RV fit; their reservation dates are listed separately below.
Multi-night stays. 101 2-night, 91 3-night, 37 7-night openings where a single site is free for every night, per Campsite Sniper's current snapshot — soonest Sep 18 at site B 1.
RV length. Longest recorded site here is 114 ft. 74 sites take 25 ft, 68 sites take 35 ft, 66 sites take 40 ft. 1 site of 75 has no recorded maximum and is not counted.
Showing 60 of 74 sites with current availability
| Site | Max RV | Hookups | Open site-nights | Longest run | Dates |
|---|---|---|---|---|---|
| B 1 | 50 ft | None | 12 | 12 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 |
| B 4 | 55 ft | None | 12 | 12 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 |
| D 1 | 30 ft | None | 12 | 12 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 |
| D 3 | 30 ft | None | 12 | 12 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 |
| D 4 | 50 ft | None | 12 | 12 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 |
| E 1 | 40 ft | None | 12 | 12 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 |
| E 2 | 40 ft | None | 12 | 12 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 |
| E 3 | 40 ft | None | 12 | 12 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 |
| E 4 | 35 ft | None | 12 | 12 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 |
| E 5 | 45 ft | None | 12 | 12 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 |
| F 01 | 40 ft | None | 12 | 12 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 |
| F 02 | 35 ft | None | 12 | 12 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 |
| F 03 | 40 ft | None | 12 | 12 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 |
| F 04 | 40 ft | None | 12 | 12 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 |
| F 05 | 40 ft | None | 12 | 12 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 |
| F 06 | 40 ft | None | 12 | 12 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 |
| F 07 | 40 ft | None | 12 | 12 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 |
| F 09 | 40 ft | None | 12 | 12 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 |
| F 10 | Not recorded | None | 12 | 12 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 |
| F 11 | 40 ft | None | 12 | 12 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 |
| G 07 | 45 ft | Yes | 12 | 12 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 |
| D 2 | 40 ft | None | 11 | 11 nights | Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| A 05 | 65 ft | Yes | 10 | 7 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| A 06 | 60 ft | Yes | 10 | 7 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| A 14 | 100 ft | Yes | 10 | 7 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| B 2 | 33 ft | None | 10 | 10 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| B 3 | 33 ft | None | 10 | 10 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| F 08 | 40 ft | None | 10 | 10 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| G 01 | 40 ft | Yes | 10 | 10 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| G 02 | 40 ft | Yes | 10 | 10 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| G 03 | 45 ft | Yes | 10 | 10 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| G 04 | 45 ft | Yes | 10 | 10 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| G 10 | 45 ft | Yes | 10 | 10 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| G 12 | 45 ft | Yes | 10 | 10 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| G 13 | 50 ft | Yes | 10 | 10 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| WIGGER | 25 ft | None | 10 | 7 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| A 02 | 60 ft | Yes | 9 | 6 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 27, Sep 28, Sep 29 |
| A 07 | 60 ft | Yes | 9 | 6 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 27, Sep 28, Sep 29 |
| C 13 | 54 ft | Yes | 9 | 6 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 27, Sep 28, Sep 29 |
| G 05 | 30 ft | Yes | 9 | 9 nights | Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| A 01 | 60 ft | Yes | 8 | 5 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| A 04 | 54 ft | Yes | 8 | 5 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| A 17 | 106 ft | Yes | 8 | 5 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| A 18 | 108 ft | Yes | 8 | 4 nights | Sep 18, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| A 19 | 114 ft | Yes | 8 | 5 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| C 01 | 54 ft | Yes | 8 | 5 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| C 02 | 54 ft | Yes | 8 | 5 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| C 12 | 54 ft | Yes | 8 | 5 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| G 09 | 60 ft | Yes | 8 | 6 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 28, Sep 29 |
| A 16 | 104 ft | Yes | 7 | 5 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 28, Sep 29 |
| A 24 | 66 ft | Yes | 7 | 4 nights | Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| A 25 | 63 ft | Yes | 7 | 4 nights | Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| A 27 | 60 ft | Yes | 7 | 4 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 27, Sep 28, Sep 29 |
| A 29 | 57 ft | Yes | 7 | 4 nights | Sep 20, Sep 21, Sep 22, Sep 26, Sep 27, Sep 28, Sep 29 |
| G 11 | 55 ft | Yes | 7 | 4 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 27, Sep 28, Sep 29 |
| G 15 | 50 ft | Yes | 7 | 4 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 27, Sep 28, Sep 29 |
| A 13 | 98 ft | Yes | 6 | 3 nights | Sep 18, Sep 19, Sep 20, Sep 27, Sep 28, Sep 29 |
| C 08 | 54 ft | Yes | 6 | 4 nights | Sep 19, Sep 20, Sep 21, Sep 22, Sep 28, Sep 29 |
| A 03 | 60 ft | Yes | 5 | 3 nights | Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
| A 15 | 102 ft | Yes | 5 | 5 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24 |
Day-use inventory
31 available reservation dates across 3 day-use units. Day-use inventory is reserved by the date, so it carries no stay length.
All 3 day-use units with current availability
| Unit | Open reservation dates | Consecutive dates | Dates |
|---|---|---|---|
| SHEL#3 | 12 | 12 dates | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| SHEL#5 | 11 | 9 dates | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 28, Sep 29 |
| SHEL#4 | 8 | 4 dates | Sep 18, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29 |
About Michigan Valley
Overview
Michigan Valley Campground is located in eastern Kansas on the shores of Pomona Lake. The scenic park appeals to family campers, sportsmen and water sport enthusiasts. The reservoir covers 4,000 acres and offers excellent fishing and boating opportunities.
Recreation
Fishing, boating, picnicking,and hunting are favorite activities on and around Pomona Lake. The lake's fish and wildlife resources provide ample opportunities for sportsmen and women.
Three nearby trails meander around Pomona Lake, providing visitors with hiking and nature study opportunities. Deer Creek Nature Trail and Witches' Broom Trail are short trails for hikers. The Black Hawk Trail offers a 33 mile loop with several trailheads and is a popular hiking, horseback riding and mountain biking path.
Facilities
Michigan Valley Campground offers 87 campsites, 51 of which have electric and water hookups. Three additional group picnic shelters have electric hookups. Other amenities include flush and vault toilets, a shower building, playground, basketball court, swim beach and dump station.
Natural Features
Pomona Lake is situated among the rolling hills, mixed grasslands, croplands and forests of eastern Kansas. Wildlife and numerous species of birds can be observed at this secluded, heavily shaded campground. Bald eagles, white-tailed deer, Canada geese, wild turkey, crappie, walleye, channel catfish and other wildlife can be found here.
Nearby Attractions
Numerous parks lie on the banks of Pomona Lake, offering additional boating, fishing, swimming, hunting and hiking opportunities.
The town of Lyndon, Kansas is 20 minutes away, with limited restaurants and shops. This small town is home to 22 historical sites and the smallest Carnegie library still in use.
81 monitored sitesRVs up to 114 ft50 with hookups39 shadedPets OKFire pitsMax party 100
Getting there
From US 75 and K-268 junction, proceed east on K-268 for 7 miles to Pomona Dam Road. Turn north and travel 2.5 mi across the dam. Turn west on Wolf Creek Pkwy for 500 feet, then turn south and proceed to park entrance.
5260 Pomona Dam Road, Vassar, KS 66543-9212785-453-2201
BoatingCampingSwimming Site
View on Recreation.gov ↗ Get directions ↗
03 · Field Photos · roll CS-233552 · facility + sites
Photo gallery
Roll CS-233552 · Michigan Valley · Vassar KS12 frames · facility + sites
FAQ
How do I get a reservation at Michigan Valley?
Reservations for Michigan Valley are made through Recreation.gov. The current snapshot shows substantial availability: 679 of 960 tracked site-dates are open (70.7%), though availability can change. Campsite Sniper has also detected 52 site openings here in the last 90 days, so further dates may appear. Pick a site or unit on the map to see its calendar, or set a free Campsite Sniper alert. You complete the reservation yourself on Recreation.gov.
Does Campsite Sniper book this facility for me?
No. Campsite Sniper sends alerts and direct Recreation.gov links. It never books, pays for, holds, hoards, or resells reservations.
How current is this availability data?
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.
How often do new openings appear at Michigan Valley?
Campsite Sniper detected 27 site-date openings at Michigan Valley in the last 7 days, 47 over 30 days and 52 over the last 90.
Can I get a multi-night stay at Michigan Valley?
91 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 B 1. Confirm and book on Recreation.gov.
Which sites at Michigan Valley fit a 35-foot RV?
68 of the 75 sites that support RV analysis have a recorded maximum of 35 ft or more; the longest recorded is 114 ft. 74 of those 75 sites have a recorded maximum length and 1 does not; it is not counted as fitting.
Which month has the most availability at Michigan Valley?
September 2026, with 679 open site-dates in the current snapshot of 960.
How far ahead of a stay do openings appear at Michigan Valley?
Half of the openings Campsite Sniper detected appeared at least 5.5 days before the stay date; the middle 50% landed 1.8-14.2 days out. Campsite Sniper can monitor future changes for dates you select.
When is the next open date at Michigan Valley?
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.
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