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Hull Gauge
Recomputed 5 Nov 2026, 03:30 UTC

One year of the Grand Banks 42 Classic run, 1965–2005

1978
Grand Banks 42 Classic value

A 1978 Grand Banks 42 Classic is worth about £87,000€101,500$108,500 in today's asking prices, most likely between £67,000€76,000$80,500 and £116,500€132,000$143,500. Based on 26 comparable boats built between 1975 and 1981, 6 of them in 1978.

Gauge Estimate · 1978
Firm · 26 comparable boats
£87,000€101,500$108,500

Likely range £67,000€76,000$80,500 – £116,500€132,000$143,500

6 boats built 1978 · 26 built 1975–1981 · listed since Mar 2021, in today's prices · any hours (typical 4,000 h) · every market alike · asking, not sold

in pounds

VAT is not measured for this model yet (0 of 26 boats state it paid, 0 not paid), so it does not move the estimate.

Enter the asking price from a listing to see where it sits against the 1978 boats and the likely range.

likely rangeestimateyour price, off the scale£, today's priceslog scale
01

The 1978 boats

Every Grand Banks 42 Classic built in 1978 that we have observed since Dec 2021, cheapest first in today's prices. Derived facts only: no seller, no listing, month not day.

asked $100,000 ≈ £82,000lying in the US · 2,800 h · seen Mar 2023, inside the likely range
asked $99,900 ≈ £74,500lying in the US · 6,478 h · seen Jan 2026, inside the likely range
asked $129,000 ≈ £103,000lying in the US · 750 h · seen Jun 2023, inside the likely range
asked $125,000 ≈ £105,000lying in the US · seen Jul 2022, inside the likely range
asked $124,900 ≈ £93,000 cut 11% · listed 58 monthslying in the US · 7,686 h · seen Oct 2026, inside the likely range
asked $168,835 ≈ £137,500lying in the US · 3,000 h · seen Jan 2023, inside the likely range

6 of 6 sit inside the likely range (hollow diamonds). Each boat is placed at its ask in today's prices and labelled with the price as asked and the month we saw it; a cut shows its size, and how long we have seen the boat listed so far. How we measure.

02

Either side of 1978

The rest of the run on the same scale, in today's asking prices. The bar is each year's middle half (from ten boats), the tick its median (from five). Years with a page of their own are linked.

1965–1971—8 boats · fewer than five a year
1972£66,0007 boats
1973–1976—11 boats · fewer than five a year
1977£88,5005 boats
1978£89,0006 boats
1979£78,0005 boats
1980—1 boat · no page yet
1981£69,0005 boats
1982–1983—5 boats · fewer than five a year
1984£89,0005 boats
1985–1986—4 boats · fewer than five a year
1987£125,5007 boats
1988£106,5006 boats
1989£115,50010 boats
1990£145,0006 boats
1991£160,5005 boats
1992—3 boats · no page yet
1993£174,0009 boats
1994—2 boats · no page yet
1995£182,0008 boats
1996£204,5007 boats
1997£183,0005 boats
1998–2005—9 boats · fewer than five a year
Today£87,000Gauge Estimate
2027£83,500−£3,500 on today
2028£80,000−£7,000 on today
2029£76,500−£10,500 on today

Keeping this boat one more year costs about £3,500 in value, before berth, insurance and maintenance.

04

Specification

What the listings say about the Grand Banks 42 Classic: each figure is the median, or the most common value, of the boats that state it, unless a source is cited.

Length overall
12.98 mfrom listings: median of 131
Beam
4.15 mfrom listings: median of 128
Draft
1.27 mfrom listings: median of 95
Engines
Twinfrom listings: 92 of 98
Engine power
210 hp eachfrom listings: median of 111
Fuel
Dieselfrom listings: 129 of 129
Build years seen
1968–2003from listings: 139 boats
05

Questions about the 1978 Grand Banks 42 Classic

How much is a 1978 Grand Banks 42 Classic worth?

A 1978 Grand Banks 42 Classic is worth about £87,000 in today's asking prices, most likely between £67,000 and £116,500. Based on 26 comparable boats built between 1975 and 1981, 6 of them in 1978.

What do 1978 Grand Banks 42 Classic boats ask?

The 6 boats built in 1978 that we observed asked a median of £89,000 in today's prices. Each boat is counted once, at its latest asking price; these are asking prices, not sale prices.

Is a 1978 Grand Banks 42 Classic cheaper than a 1979?

Yes, usually by about 4.4%: each newer build year of this model asks that much more, all else equal. The gap between individual boats is often larger, because hours, VAT status and where the boat lies move the price too.

How much will it lose next year?

About £3,500, or 4.2%, if the market holds where it is. That rate is fitted on 139 boats across the whole run, not a forecast of the market.

Are these sold prices?

No. Every figure here is built from asking prices seen on public listings. Boats usually sell for less than they ask; we do not yet measure by how much, so we never print a sold price as ours.