Campsite Sniper
South Carolina · Recreation.gov

Twin Lakes (SC) Campground

34.6325° N / 82.8512° W · Data Sep 18 2026, checked hourly
Next open date Sep 18Next open weekend Sep 18158 detected openings this week100 monitored sites

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Every site at Twin Lakes (SC), colored by availability across the tracked window. Tap a site for its calendar.
Twin Lakes (SC)

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Booking reality
Campsite Sniper detected 158 site openings here in the last 7 days
Set a free alert →
01 · Detected Opening History · the openings record · file CS-232727

When Twin Lakes (SC) reopens

Twin Lakes (SC)'s openings record: every site-date Campsite Sniper detected turning available, logged and time-stamped. Refreshed hourly.
Openings · last 7 days
158
Openings · last 30 days
332
Openings · last 90 days
372

Weekday pattern

Detected openings by day of week · 90d
020406080100120545211040484523MONTUEWEDTHUFRISATSUNOPENINGS RECORDED · LAST 90 DAYS · N = 372

Wednesday accounted for the largest share of the openings Campsite Sniper detected. 110 of 372 openings detected in the last 90 days occurred on a Wednesday (29.6%), with Monday (54) and Tuesday (52) next in line.

Hour-of-day pattern

First detected by hour · local time · last 90 days
0102030405041312934293149000408121620HOUR OF DAY (24H) · ET · LAST 90 DAYS

The largest concentrations of detected openings were first detected during the 01:00 and 23:00 local-time hours. Those hours contained 90 of 372 detected openings (24.2%). Hours show when Campsite Sniper first detected each opening, in Eastern Time, not when the change was made upstream.

Lead-time profile

Days before stay date · percentiles
P25 · 8DMEDIAN · 20 DAYS OUTP75 · 37D0306090120150180DAYS BEFORE STAY DATE

Half of the openings Campsite Sniper detected appeared at least 20 days before the stay date; the middle 50% land 8–37 days out. Set an alert if you want Campsite Sniper to monitor future openings.

Highest-churn sites

Most openings · 90d
SiteOpeningsShare of all openings
058  174.6%
053  154.0%
077  143.8%
005  133.5%
046  123.2%

Site 058 had the most detected openings in the last 90 days: 17. One free watch covers every site here.

02 · Availability Outlook · Sep 18, 2026 – Mar 19, 2027 · of 100 monitored sites

Of the 18,117 tracked site-nights (Sep 18, 2026 – Mar 19, 2027): 5,766 open for online reservation · 4,749 reserved · 7,602 closed.

Where the open windows are

68.2% of tracked site-nights are not currently open for online reservation. 5,766 of 18,117 remain open; here is where they are.

Load status

Sep 18, 2026 – Mar 19, 2027
Not open online68.2%
Open site-nights5,766 / 18,117
Reserved (of online inventory)4,749 / 10,515
Weekday openings3,696
Weekend openings2,070

Of the open site-nights on mapped sites, 3,696 fall on weekdays and 2,070 on weekends (Fri–Sun).

Open dates by month

Sep 2026 – Mar 2027
01,0002,0003,0004,0005248831,248773936885517SEPOCTNOVDECJANFEBMARSOLID = OPEN SITE-NIGHTS · DASHED OUTLINE = TOTAL BOOKABLE

November holds the most room. 1,248 of 2,970 site-nights are still open there.

Holiday windows

Sites open per night · of 99 sites
WindowNightSites openStatus
Labor DaySAT Sep 50None open
SUN Sep 60None open
MON Sep 70None open
ThanksgivingTHU Nov 2613Open
FRI Nov 270None open
SAT Nov 285Open
ChristmasTHU Dec 2422Open
FRI Dec 2522Open
New YearTHU Dec 3119Open
FRI Jan 119Open

Labor Day: no online availability on any tracked night. Thanksgiving: no site is currently available for the complete three-night stay. Friday has no online availability; individual Thursday and Saturday nights remain open. Christmas: 22 sites are available for the complete two-night stay. New Year: 19 sites are available for the complete two-night stay.

Best-availability sites

Most open site-nights · tracked window
SiteOpen site-nights
031  154
045  152
044  150
030  147
029  145

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.

Next windows

As of Sep 18, 2026 snapshot
Next 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

5,766 open site-nights across 95 sites at Twin Lakes (SC), from the same hourly snapshot as everything above.

Multi-night stays. 645 2-night, 513 3-night, 127 7-night openings where a single site is free for every night, per Campsite Sniper's current snapshot — soonest Sep 18 at site 020.

RV length. Longest recorded site here is 62 ft. 92 sites take 25 ft, 57 sites take 35 ft, 36 sites take 40 ft.

Showing 60 of 95 sites with current availability
SiteMax RVHookupsOpen site-nightsLongest runDates
03122 ftYes154111 nightsSep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 5, Oct 6, Oct 7 +142 more
04519 ftYes152110 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5, Oct 12 +140 more
04416 ftYes150110 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 3, Oct 4 +138 more
03024 ftYes147101 nightsSep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5, Oct 6 +135 more
02925 ftYes14577 nightsSep 21, Sep 22, Sep 23, Sep 27, Sep 28, Sep 29, Sep 30, Oct 5, Oct 6, Oct 7, Oct 8, Oct 14 +133 more
04327 ftYes142111 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 6, Oct 7 +130 more
03524 ftYes13956 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 8, Oct 18, Oct 19 +127 more
03629 ftYes138104 nightsSep 22, Sep 23, Sep 24, Oct 4, Oct 18, Oct 19, Oct 20, Oct 21, Oct 25, Oct 26, Oct 27, Oct 28 +126 more
04128 ftYes138110 nightsSep 20, Sep 30, Oct 1, Oct 4, Oct 5, Oct 6, Oct 7, Oct 11, Oct 15, Oct 18, Oct 19, Oct 20 +126 more
03246 ftYes13781 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Oct 5, Oct 6, Oct 7, Oct 8 +125 more
04231 ftYes137110 nightsSep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 6, Oct 7, Oct 11, Oct 12, Oct 13, Oct 14 +125 more
04026 ftYes127111 nightsSep 29, Sep 30, Oct 1, Oct 7, Oct 12, Oct 13, Oct 14, Oct 27, Oct 28, Oct 29, Nov 3, Nov 4 +115 more
04624 ftYes12756 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Oct 1, Oct 5, Oct 6, Oct 25, Oct 26, Oct 27, Oct 28 +115 more
04722 ftYes12756 nightsSep 27, Sep 28, Sep 29, Oct 3, Oct 4, Oct 8, Oct 12, Oct 13, Oct 25, Oct 26, Oct 27, Oct 28 +115 more
05440 ftYes12797 nightsSep 21, Sep 22, Sep 23, Sep 27, Sep 28, Sep 29, Oct 4, Oct 5, Oct 6, Oct 7, Oct 11, Oct 12 +115 more
05750 ftYes12777 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Oct 4, Oct 5 +115 more
03740 ftYes125111 nightsSep 30, Oct 7, Oct 8, Oct 25, Nov 3, Nov 9, Nov 10, Nov 15, Nov 16, Nov 17, Nov 18, Nov 19 +113 more
04830 ftYes12076 nightsSep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 2, Oct 12, Oct 13, Nov 3, Nov 4, Nov 5, Nov 8 +108 more
02548 ftYes11867 nightsSep 21, Oct 4, Oct 5, Oct 6, Oct 7, Oct 8, Oct 12, Oct 13, Oct 14, Oct 15, Oct 31, Nov 1 +106 more
04928 ftYes11391 nightsNov 2, Nov 3, Nov 4, Nov 5, Nov 8, Nov 9, Nov 15, Nov 16, Nov 17, Nov 18, Nov 19, Nov 29 +101 more
03454 ftYes11272 nightsOct 1, Oct 6, Oct 7, Oct 12, Oct 13, Oct 14, Oct 18, Oct 25, Oct 26, Oct 30, Nov 3, Nov 9 +100 more
05030 ftYes11071 nightsSep 20, Sep 21, Sep 22, Sep 28, Sep 29, Oct 12, Oct 13, Nov 10, Nov 29, Nov 30, Dec 1, Dec 2 +98 more
05650 ftYes11071 nightsSep 20, Sep 21, Sep 22, Sep 27, Sep 28, Sep 29, Oct 4, Oct 5, Oct 20, Oct 21, Oct 22, Oct 25 +98 more
05840 ftYes10957 nightsSep 23, Oct 4, Oct 12, Oct 13, Oct 14, Oct 18, Oct 19, Oct 20, Oct 25, Oct 26, Oct 27, Oct 28 +97 more
02630 ftYes10272 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Nov 10, Nov 11 +90 more
03930 ftYes10160 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 29, Sep 30, Oct 4, Oct 5, Oct 6, Oct 7, Oct 28, Nov 1 +89 more
05138 ftYes9967 nightsOct 5, Oct 6, Oct 7, Oct 11, Oct 18, Oct 19, Oct 20, Oct 21, Oct 22, Oct 28, Oct 29, Nov 10 +87 more
05232 ftYes9958 nightsSep 20, Sep 27, Oct 5, Oct 6, Oct 7, Oct 8, Oct 12, Oct 27, Oct 28, Nov 3, Nov 4, Nov 5 +87 more
03362 ftYes9784 nightsOct 7, Oct 18, Oct 30, Oct 31, Nov 1, Nov 11, Nov 12, Dec 13, Dec 14, Dec 15, Dec 16, Dec 17 +85 more
02835 ftYes9527 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 27, Sep 28, Sep 29, Sep 30, Oct 4, Oct 31 +83 more
05336 ftYes9565 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Oct 6, Oct 12, Oct 13, Oct 25 +83 more
02745 ftYes9422 nightsSep 20, Sep 21, Oct 6, Oct 7, Oct 8, Nov 7, Nov 8, Nov 9, Nov 10, Nov 11, Nov 15, Nov 16 +82 more
06934 ftYes5419 nightsSep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4 +42 more
08725 ftYes5019 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5 +38 more
06228 ftYes4811 nightsSep 20, Sep 21, Sep 22, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5, Oct 6, Oct 7 +36 more
08133 ftYes4819 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5 +36 more
06835 ftYes4712 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +35 more
08333 ftYes4614 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5 +34 more
08036 ftYes4513 nightsSep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Oct 4, Oct 5, Oct 6, Oct 7, Oct 8 +33 more
06334 ftYes4410 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 5, Oct 6 +32 more
08432 ftYes4312 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +31 more
09134 ftYes4312 nightsSep 18, Sep 19, Sep 20, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5, Oct 6, Oct 7 +31 more
06628 ftYes4212 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 28, Sep 29, Sep 30, Oct 5, Oct 6, Oct 7, Oct 11 +30 more
02138 ftYes4112 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5 +29 more
08233 ftYes416 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 5, Oct 6 +29 more
08944 ftYes4111 nightsSep 25, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 5, Oct 6, Oct 7, Oct 12, Oct 13 +29 more
07035 ftYes3912 nightsSep 18, Sep 19, Sep 20, Sep 21, Sep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5 +27 more
08839 ftYes396 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5, Oct 6 +27 more
09645 ftYes3912 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Oct 1, Oct 4, Oct 5, Oct 6, Oct 7, Oct 12 +27 more
09734 ftYes3912 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 28, Sep 29, Sep 30, Oct 4, Oct 5, Oct 6, Oct 7 +27 more
09825 ftYes379 nightsSep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Oct 1, Oct 4, Oct 5, Oct 6, Oct 7, Oct 11 +25 more
09926 ftYes3712 nightsSep 21, Sep 22, Sep 23, Sep 24, Sep 27, Oct 4, Oct 18, Oct 19, Oct 20, Oct 21, Oct 22, Oct 25 +25 more
01041 ftYes365 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 5, Oct 6 +24 more
02045 ftYes367 nightsSep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1 +24 more
07840 ftYes3610 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Oct 4, Oct 5, Oct 6, Oct 7, Oct 8, Oct 12, Oct 13 +24 more
00944 ftYes3510 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4 +23 more
07735 ftYes3516 nightsSep 27, Sep 28, Sep 29, Sep 30, Oct 4, Oct 5, Oct 6, Oct 25, Oct 26, Oct 27, Oct 28, Oct 29 +23 more
01541 ftYes3412 nightsSep 26, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5, Oct 6, Oct 7, Oct 11, Oct 12 +22 more
01239 ftYes336 nightsSep 21, Sep 22, Sep 23, Sep 24, Sep 27, Sep 28, Sep 29, Sep 30, Oct 4, Oct 5, Oct 6, Oct 11 +21 more
06531 ftYes3310 nightsSep 20, Sep 21, Sep 22, Sep 23, Sep 27, Sep 28, Sep 29, Sep 30, Oct 1, Oct 4, Oct 5, Oct 6 +21 more

About Twin Lakes (SC)

Overview

Twin Lakes Recreation Area is a 152-acre site consisting of a dense overstory of pines and mixed hardwoods. The site presently offers camping and a separate day use and boat launching area. Day use and camping facilities are separated to prevent user conflicts. The area is moderate to gently sloping with the northernmost campsites being located on the steepest terrain. Campgrounds facilities presently include a gatehouse/entrance, 2 Park Attendant campsites, 102 public campsites, 1 picnic shelter, 5 comfort stations with showers, 2 dump stations, 5 playgrounds, 1 designated swim area/beach, and associated paved roads and parking areas throughout. Day Use facilities presently include a new gatehouse/entrance installed in 2017, 1 volunteer host campsite, 27 picnic sites, 2 standard picnic shelters with water and electric service, 1 two lane boat ramp, 1 courtesy dock, 2 comfort stations, 1 playground, 2 designated swim areas/beaches, and associated paved roads and parking areas throughout. The campground experiences very high occupancy rates throughout the year and is Hartwell’s highest producer of camping revenue.

Recreation

Boating and water sports top the list of popular activities. A boat ramp is provided for easy lake access. With multiple trails snaking throughout the shoreline area, hiking and biking are also popular pastimes.

Facilities

Campgrounds facilities presently include a gatehouse/entrance, 2 Park Attendant campsites, 102 public campsites, 1 picnic shelter, 5 comfort stations with showers, 2 dump stations, 5 playgrounds, 1 designated swim area/beach, and associated paved roads and parking areas throughout. Day Use facilities presently include a new gatehouse/entrance installed in 2017, 1 volunteer host campsite, 27 picnic sites, 2 standard picnic shelters with water and electric service, 1 two lane boat ramp, 1 courtesy dock, 2 comfort stations, 1 playground, 2 designated swim areas/beaches, and associated paved roads and parking areas throughout. The campground experiences very high occupancy rates throughout the year and is Hartwell’s highest producer of camping revenue.

Natural Features

Hartwell Lake is a man-made lake bordering Georgia and South Carolina on the Savannah, Tugaloo and Seneca Rivers. The dam and lake area boasts 8 campgrounds and 11 day-use facilities that are operated by the US Army Corps of Engineers. The Hartwell Project was originally authorized for hydro-power, flood control, and navigation. Later, recreation, water quality, water supply and fish and wildlife management were added. Surrounding vegetation allows for plenty of shade, and the 962 miles of shoreline provide numerous swimming beaches, picnic areas and boat ramps.

Nearby Attractions

Twin Lakes is located just five miles from Clemson, South Carolina and Clemson University, offering additional tourism opportunities, along with grocery stores, gas stations and restaurants.

100 monitored sitesRVs up to 62 ft99 with hookups98 shadedWaterfrontLakefrontPets OKFire pitsMax party 20

Getting there

Take Interstate 85 to exit 14 and merge onto Highway 187. After passing Clemson Research Center, turn left onto Fants Grove Road and follow directional signs to the park. 140 Winnebego Trail, Pendleton, SC 29670

5625 Anderson Hwy, Hartwell, GA 30643888-893-0678 (HARTWELL LAKE OFFICE)
BoatingCampingFishingSwimming Site

View on Recreation.gov ↗   Get directions ↗

FAQ

How do I get a reservation at Twin Lakes (SC)?

Reservations for Twin Lakes (SC) are made through Recreation.gov. 5,766 of 18,117 tracked site-nights are currently open (31.8%). Campsite Sniper has also detected 372 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.

Does Campsite Sniper book this campground 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 Twin Lakes (SC)?

Campsite Sniper detected 158 site-date openings at Twin Lakes (SC) in the last 7 days, 332 over 30 days and 372 over the last 90.

Which day of the week had the most detected openings at Twin Lakes (SC)?

Wednesday accounted for the largest share of the openings Campsite Sniper detected in the last 90 days: 110 of 372 (29.6%). Days reflect when Campsite Sniper first detected each opening, not when the change occurred upstream.

Can I get a multi-night stay at Twin Lakes (SC)?

513 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 020. Confirm and book on Recreation.gov.

Which sites at Twin Lakes (SC) fit a 35-foot RV?

57 of the 99 sites that support RV analysis have a recorded maximum of 35 ft or more; the longest recorded is 62 ft.

Which month has the most availability at Twin Lakes (SC)?

November 2026, with 1,248 open site-nights in the current snapshot of 2,970.

How far ahead of a stay do openings appear at Twin Lakes (SC)?

Half of the openings Campsite Sniper detected appeared at least 20 days before the stay date; the middle 50% landed 8-37 days out. Campsite Sniper can monitor future changes for dates you select.

When is the next open date at Twin Lakes (SC)?

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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