Seat Leon ST Valuation: 158 used car listings analysed

Market overviewPrices and data for March-2026: There are currently 158 used Seat Leon ST (model years 2014 - 2020) available. Prices range from £4,989 to £20,395, with a median price of £9,492. The most common configuration on the market is a combination of estate, petrol, and manual, while the most popular trims include FR, SE Dynamic, SE. Market dynamics indicate that a vehicle sells in an average of 26 days, and 34.8% of listings have recently seen a price reduction (with discounts up to £2,200). Additionally, 9 vehicles are currently listed below market value. An indicator of durability: the inventory includes models with a mileage of up to 123,936 km (Source: 42 scanned sites).

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Showing 1 - 25 of 158 results

How much does the Seat Leon ST depreciate?

Used Seat Leon ST

A used Seat Leon ST (2019) model loses about £15 per month in value.


Factors that affect the depreciation of a Seat Leon ST:
- Mileage driven
- Maintenance
- Service history


Depreciation is an important part of calculating the total cost of owning a Seat Leon ST. In addition to the monthly depreciation of £15, you should also factor in fuel costs, road tax, insurance and maintenance (including tyres and car washes) to get the full monthly cost.

How much does a used Seat Leon ST cost? Prices, ratings and depreciation by model year

How much does a used Seat Leon ST cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

2020 Seat Leon ST

£6,794 - £21,299£13,12961,600 miles-£72027

2019 Seat Leon ST

£6,695 - £21,299£12,48060,100 miles-£18042

2018 Seat Leon ST

£4,989 - £14,950£9,61875,700 miles+£34034

2017 Seat Leon ST

£4,975 - £13,500£8,94779,600 miles-£62017

2016 Seat Leon ST

£5,495 - £13,450£8,06592,000 miles-£28011

2015 Seat Leon ST

£3,695 - £8,695£6,43992,500 miles-£440< 10

2014 Seat Leon ST

£2,995 - £7,995£5,80588,600 miles-£1,50020

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 24 March 2026

Comparison of Seat Leon ST variants and prices

Below you can compare prices and depreciation for the 10 most popular Seat Leon ST variants. The table is updated daily with data from the market in United Kingdom.

Comparison of Seat Leon ST variants and prices

Variant

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

Seat Leon ST 4Drive

£19,199 - £22,995£20,99746,100 miles-< 10

Seat Leon ST CUPRA

£14,950 - £21,995£19,13552,000 miles-12

Seat Leon ST FR First Edition

£16,640 - £16,640£16,64021,700 miles-< 10

Seat Leon ST XCELLENCE Lux

£10,885 - £20,395£14,86345,600 miles-< 10

Seat Leon ST Black Edition

£10,299 - £13,440£11,74583,700 miles-< 10

Seat Leon ST FR Sport

£7,750 - £14,600£11,27841,800 miles-£3,000< 10

Seat Leon ST XCELLENCE

£4,989 - £14,999£10,85056,600 miles-£88012
🏆 The most popular

Seat Leon ST FR

£5,495 - £13,250£9,05976,000 miles-£1,08058
📈 The best value

Seat Leon ST SE Dynamic

£4,975 - £12,299£8,17789,400 miles-£68030
💰 The budget choice

Seat Leon ST SE

£2,995 - £9,990£6,05689,000 miles-£1,58019

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 24 March 2026

Which variant should you choose?

💰 The budget choice

The SE is the cheapest entry point with an average price of £6,056.

🏆 The most popular

There are the most FR for sale right now (58), which gives you the most options to choose from.

📈 The best value

The SE Dynamic has held its price stable with minimal loss in value over the past year (-£680).

Seat Leon ST (model year 2019) - Price development for the last 12 months and price projection for the next 6 months (March 2025 - August 2026)

Monthly price data with average prices and price ranges

Month

Average market price

Lowest market price

Highest market price

Calculation method

2025 - March
£11,860
£9,760£13,960
Estimate
2025 - April
£11,880
£9,640£14,140
Estimate
2025 - May
£11,680
£9,540£13,840
Estimate
2025 - June
£11,720
£9,840£13,620
Estimate
2025 - July
£11,500
£9,600£13,400
Estimate
2025 - August
£11,220
£9,260£13,160
Estimate
2025 - September
£11,100
£9,120£13,060
Estimate
2025 - October
£11,100
£9,100£13,100
Estimate
2025 - November
£10,700
£8,580£12,820
Estimate
2025 - December
£10,340
£8,140£12,540
Estimate
2026 - January
£10,960
£8,120£13,820
Estimate
2026 - February
£11,680
£8,420£14,960
Estimate
2026 - April
£11,920
--
Forecast
2026 - May
£12,040
--
Forecast
2026 - June
£12,160
--
Forecast
2026 - July
£12,280
--
Forecast
2026 - August
£12,400
--
Forecast

All estimates and forecasts are based on actual market data

Last updated: 24 March 2026

Average Monthly Depreciation

A summary of the past 12 and an estimation of the next 6 months.

Past 12 months

-£180

Next 6 months

£720

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Price checked by AutoUncle

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Looking for information on a used Seat Leon ST?

Are you interested in getting a used medium sized family car? The Seat Leon ST is a solid choice. On AutoUncle, you can find 166 used Seat Leon STs for sale in the UK gathered from various dealership websites and online marketplaces.

What is the cost of a pre-owned Seat Leon ST?

The pricing range for a used Seat Leon ST model at AutoUncle will start at £4,495 and go up to £18,995.

A pre-owned Seat Leon ST is being offered at different prices determined by primarily five factors: production year, engine size and performance, the car's fuel consumption, how far the car has travelled as well as the trim level of the car.

For instance, a car that is newer and has fewer miles on the clock will typically command a higher price. In the same vein, models at the higher end, replete with luxurious features or more robust engines, generally come with a more substantial price tag than, for example, an older model with more kilometres driven or with a lower equipment level.

Which trim levels can I choose for the Seat Leon ST?

When comparing the prices of used Seat Leon ST, it is crucial only comparing the sale prices of cars with the same engine and trim level. Otherwise, you might reach a wrong decision on which car to purchase.

Can I get the Seat Leon ST with different fuel types?

Petrol ranks as the top fuel type for the Seat Leon ST.

Fuel options for Seat Leon ST:

When contemplating fuel type choices, reflecting on your driving habits is important. Do you only use your car to get to and from work? Is the distance less than roughly 35 miles each way?

If your trips are mostly short, electric, plug-in hybrid or petrol may make the most sense. For daily long-distance driving, the electric car is often ideal - especially with a charger at home or at work. If you have a daily commute over longer distances, a modern electric car can be a great choice - especially if you have access to charging at home or at work. Diesel cars may still be relevant in some cases with very long journeys and lack of charging options. Note that in some countries, diesel engines with high emissions are no longer allowed to enter some cities.

Which different body types does the Seat Leon ST come in?

On AutoUncle, the Seat Leon ST is exclusively offered in the stationcar body style. Estate cars, also known as station wagons, are highly sought-after in today's market. They meld superior driving dynamics with abundant space, making them a favourite choice among active families, alongside SUVs and MPVs.

What other comparable cars are there to Seat Leon ST?

The Seat Leon ST has several competitors from the same segment.

Most popular alternatives to the Seat Leon ST

  • Vauxhall Corsa
  • Ford Focus
  • Audi A3

The Vauxhall Corsa is a great alternative to the Seat Leon ST. Currently there are 6,126 Vauxhall Corsa for sale in the UK with an average sales price of £9,995.

Another popular choice in this class is the Ford Focus with 5,399 cars on the market and an average price tag of £10,000. Another good choice for an alternative car is the Audi A3 with 4,480 cars for sale for the average price of £17,250.

In pursuit of a more sustainable counterpart to the Seat Leon ST?

Considering something greener than the Seat Leon ST? Check out these electric alternatives from the same segment::

Haven't discovered an electric car that catches your eye? Take a look at all our available electric cars here.

All fuel types for Seat Leon ST

All gear types for Seat Leon ST