How to Budget for RV Park Cash Flow Gaps in the Off-Season

Budget for 4 to 6 months of fixed operating expenses as your off-season reserve. That's the number most experienced RV park operators land on after a few winters of watching occupancy drop from near 100% in July to 15-20% in January. This post walks through how to calculate that reserve, where the cash comes from, and what tradeoffs you're making either way.

Why the gap is bigger than most new operators expect

Peak season occupancy near 100% masks how thin the shoulder and off-season months really are. Many parks in seasonal climates see winter occupancy fall to a fraction of summer levels, sometimes into the single digits for northern properties without winter draw. If you haven't seen the seasonal curve laid out with real numbers, this breakdown of why RV park occupancy swings from full to empty is worth reading before you build a budget, because it shows you're not planning for a bad month, you're planning for a structural pattern that repeats every year.

This matters for underwriting too. Forecast growth in the sector is flat, roughly 0-1% a year through the decade. The post-pandemic occupancy surge was an anomaly, not a new baseline. If your pro forma assumes rising revenue will cover a soft winter, you're underwriting on hope. Reserve planning has to assume flat top-line growth and get its NOI from margin work and value-add, not from more site rentals showing up on their own.

How to size the reserve

Start with your fixed monthly costs, the ones that don't shrink when guests leave:

• Debt service (principal and interest)

• Property taxes and insurance, prorated monthly

• Base utilities, even at low occupancy water, sewer, and electric minimums still hit

• Core staff you keep year-round, like a site manager or maintenance lead

• Basic marketing and software subscriptions

Add those up. Multiply by 4 to 6. That's your target reserve balance. A park with $18,000 a month in fixed costs should carry $72,000 to $108,000 set aside before the season turns. If your winter runs longer or colder, or if you're in year one and haven't proven the shoulder season yet, lean toward 6 months. If you have a diversified revenue base with long-term or seasonal RV storage, private lot leases, or year-round cabin rentals filling gaps, 4 months may be enough.

Where the reserve comes from

Two honest options, no shortcuts:

• Build it from summer cash flow. During peak months, don't distribute 100% of net cash to investors or the operator. Hold back 15-20% of monthly net income from June through September specifically for the winter fund. This is the cleanest method because it doesn't add debt or dilute equity.

• Set it up at acquisition. When you buy or recapitalize a park, size the initial capital raise to include a dedicated reserve line, separate from renovation or working capital budgets. This is more common with syndicated deals where investors expect a clear reserve policy up front.

Whichever you choose, keep the reserve in a separate account. Mixing it with general operating cash is how reserves quietly disappear by November.

The tradeoff nobody likes to say out loud

Holding 4-6 months of fixed costs in reserve means that cash isn't earning a return elsewhere. For a passive investor, that can feel like a drag on IRR. But the alternative, cutting it close and hoping January utility bills and a slow February don't force a capital call, is worse. Cap rates in this asset class run 7-12%, which reflects real operational intensity, not passive income with no attention required. A thin reserve is one of the fastest ways to turn a solid deal into a stressed one.

There's also a middle path: instead of just sitting on cash, use the off-season to actively narrow the gap. Winterized long-term stays, storage, maintenance contracts, or local partnerships can offset some fixed costs and shrink how much reserve you actually need. These winter occupancy strategies for RV parks cover specific ways operators fill beds and generate revenue when the campground crowd has gone home, which directly reduces the size of the reserve you need to carry.

A simple year-one checklist

• Calculate your fixed monthly costs, not your total operating budget

• Multiply by 4-6 depending on climate and revenue diversity

• Hold back a fixed percentage of summer net cash flow starting your first peak season

• Keep the reserve in a separate, clearly labeled account

• Reassess the target every year as fixed costs and revenue mix change

If you're evaluating an RV park deal and want to know whether the reserve assumptions in the offering memorandum are realistic, that's exactly the kind of question worth asking before you wire money. You can reach out through the Invest With Zac contact page and we'll walk through the numbers with you.