Total Cash Cost Evaluation: Afloat vs. Ashore Winter Yacht Storage

Evaluating winter storage offers requires looking at the total cash commitment rather than a simple monthly rate. Entry and exit fees, minimum billing floors, and slip retention policies regularly change which option costs less. When you compare quotes to choose a winter lay-up approach, include what you will pay to arrive, stay, and leave under each offer.

Establishing Baseline Quote Parity

Before comparing line items, confirm that both written offers reflect identical operational baselines. A lower rate provides no value if the quote relies on arbitrary vessel measurements, unconfirmed space, or terms that breach your insurance policy.

Check these terms across both offers.

• Actual Boat Measurements: Ensure both facilities bill on the true length overall (LOA), including pulpits, anchors, swim platforms, and tender davits, or the assigned slip length—whichever the facility rules mandate. For example, Boat Haven’s 2026 rate schedule lists winter guest monthly moorage October 1 through April 30 subject to availability, uses greater overall vessel or slip length, and lists separate utility and tax fields.
• Exact Dates and Real Availability: The storage period must reflect your actual cruising schedule rather than broad seasonal blocks. Ask each facility to confirm that space is available for those dates and explain how to reserve it.
• Facility and Insurer Acceptance: Confirm that your insurer accepts the proposed facility and storage arrangement, and ask which policy conditions apply.
• Home Berth Commitment: Check what you owe for your home berth under each option. Include any confirmed release fee, credit, or retention charge in the option where it applies.

Developing the Line-Item Afloat Bill

An in-water winter guest slip has fewer moving line items than dry storage, but incidental fees can accumulate. Build the afloat bill using the quoted length, exact billing dates, and guaranteed guest charges:

1. Moorage Rent: For a flat berth-tier quote, multiply the quoted berth rate by the billed periods. For a per-foot quote, apply the rate to the confirmed billable length for each period. Use the provider’s written rules for partial periods.
2. Utilities: Use the quoted utility terms. Record any fixed connection or base charge, the metered rate if applicable, and your expected usage.
3. Mandatory Fees: Include environmental compliance charges, gate access fobs, and commercial pump-out access fees quoted by the marina.

Developing the Line-Item Ashore Bill

Dry storage bills combine static ground space rent with handling labor and equipment time. Build the hardstand bill by isolating every physical movement required to secure and relaunch the yacht:

1. Storage Rent: Calculated on the yard’s billed footprint (LOA, beam, or square footage) and billed duration.
2. Round-Trip Handling: Yard labor and equipment charges for haul-out, pressure wash, transport to blocking, wood blocking or jackstands, and spring relaunch.
3. Ancillary Yard Charges: Internal yard movements, electrical hookup charges, metered yard power, and environmental wash-pad run-off fees.

Handling Minimum Durations as Billing Floors

Yard contracts frequently impose mandatory seasonal terms. A minimum duration acts strictly as a billing floor. If a yard specifies a four-month minimum, you owe four months of rent even if your yacht sits on the hard for only three months.

However, if your actual billable stay extends to five months, the minimum duration falls away, and you must apply the written monthly or daily billing formula to the full five months. Never project yard rent below the contractual floor.

Review the fine print on handling: SEA Marine’s August 2026 yard rates lists a four-month long-term storage minimum and metered power with a monthly minimum, and its published round-trip lift applies to service only. When you plan a cruising-yacht haul-out, review how the facility treats transitions between active service work and static storage. Similarly, Port of Port Townsend’s 2026 yard schedule lists lift, wash, repair storage and power separately and supplies no evidence of passive storage availability or applicable rates.

Evaluating Taxes, Fees, and Cash Flow Timing

Review transaction terms beyond the base rent:

• Tax Differentials: Ask each provider which taxes apply, what they are charged on, and whether the quote already includes them.
• Deposit and Payment Timing: For both offers, record the deposit, when it is due, and whether it is refundable or credited to the bill. Then record when rent, handling, and any other charges come due.
• Final Balances: Confirm any final balance and whether it must be paid before departure or relaunch.

Cash Comparison: Afloat vs. Ashore

The following hypothetical scenario tracks a single cruising yacht requiring three months of storage under two feasible written offers.

In the base case, the yacht vacates its home slip at zero cost under both arrangements. In Scenario B, the home marina requires a confirmed $300 fee to retain the berth while the vessel is stored ashore, but permits a penalty-free release under the winter afloat offer.

Cash Cost Comparison (Three-Month Storage Term)

Accounting for Overlapping Operational Costs

Financial evaluation requires strict separation of joint expenses:

• Pre-Existing Obligations: Any cost incurred under both options counts once in the annual ledger and does not affect the ranking of the storage offers.
• Shared Maintenance Lifts: If a scheduled maintenance haul-out shares lifting and blocking costs with your winter yard storage, count that lift cost once in the overall yacht ownership budget where it actually covers storage and maintenance. Do not assume the maintenance lift cost disappears from your annual operational budget simply because winter storage is shifted to an in-water slip.

Offer Verification

Before signing an agreement or paying a deposit, take these two steps.

1. Demand an all-in, itemized written quote from each facility listing rent, equipment handling, utilities, minimum stay floors, and taxes.
2. Submit the written storage proposal to your marine insurance broker to obtain explicit underwriter confirmation that lay-up warranties and unattended-vessel requirements are fully met.

Sources

• Boat Haven’s 2026 rate schedule
• SEA Marine’s August 2026 yard rates
• Port of Port Townsend’s 2026 yard schedule