Jasper van Heertum

Following his move to Den Bosch, Heertum's current-season form is down 88% on last season (Season 51→6), while his Rating eased 60→31. His peak season for form remains 2021/22 (Season 51).

Domestic career

Season	Club	Apps	G	A	Match	RTG	Season
2026/27	Den Bosch · 9th	3	0	0	6.47	31	6
2023/24	Botev Plovdiv	5	0	0	—	—	—
2022/23	Botev Plovdiv	26	0	0	—	—	—
2021/22	De Graafschap · 9th	36	6	2	7.07	60	51
2020/21	De Graafschap · 3rd	33	6	0	6.95	59	42

Domestic-league totals per season. RTG = Field Insider Rating (potential / ceiling); Season = age-blind form that year. 5 earlier seasons and 2 youth-team spells in the full career.

Scout report

Squad depthBall-winning Central defender

J. van Heertum is a 28-year-old central defender at Den Bosch, rated 30.7 overall by Field Insider's model. An experienced operator, he has been a fringe squad member this season (14.1% of available minutes). His defensive output reads 6.35 tackles, blocks and interceptions per 90. Below: strengths, watch-points, market-value outlook and the latest transfer news on Heertum.

On the season, Heertum graded 6 for current form (age-blind), on 0 clean sheets and 6.349 defensive actions per 90.

Year-on-year, that's a drop on last season (Season 51 → 6). Over the 3 seasons on record his form has drifted down, peaking in 2021/22.

On long-term talent our Rating reads 31. At 28 Heertum is in his prime years, and a market index of 5.4 reflects that trajectory.

From the career report

Read the full career report →

A career still climbing — Heertum is at his peak right now, and the curve hasn't flattened.

Peak: 2021/22Trending up

30.7

Ratingi

below regular-starter level

6.4

Seasoni

below regular-starter level

14.1%

Minutes

limited game time

6.35

Def. actions / 90

high defensive volume

Output in context · Den Bosch finished 9th of 20 · a mid-table side

Apps

6.35

Def. / 90

Tackles

Interceptions

Clean sheets

6.35 tackles, blocks & interceptions per 90 — high defensive volume across 3 appearances.

Strengths

Defensive volume. 6.35 tackles, blocks & interceptions per 90 — does the unseen work.

Watch points

Game time. Only 14.1% of available minutes — needs a settled run to prove the level.
Level. Rates below a nailed-on top-tier starter on our model.

Outlook

Rated 30.7 overall — below regular-starter level. Defensively he reads as high defensive volume (6.35 tackles, blocks & interceptions per 90). Experienced and reliable, but the value curve is easing (1.2× now → 0.9× projected in three years).

Generated from Field Insider's rating model · AI-written analysis to follow.

Per 90 & availability

Minutes played %14.1%

Available fixtures3 of 3

Goals / 900

Assists / 900

Goal contribution / 900

Defensive actions / 906.349

Player flow

Goal involvements0

Pass accuracy %77

Dribble success %100

Cards / 900

Season-by-season progression

Rating (potential)Season (form)

Value & potential by age

Market valueRating

Solid = now · dashed = projected

The gold line is market value — an index (not €) blending rating, age and league. It climbs through the early 20s, peaks around ages 23–27 (~9), then tapers with age. At 28, Heertum sits on 5.4, past its peak and easing. The blue line is Heertum's projected Rating — 30.7 today — recomputed at each age, so it follows the same rise-and-fall as a career matures and declines. Solid = up to today; dashed = projected.

Transfer history

Den BoschJun 2026 – nowFree

Botev PlovdivJun 2022 – Jun 2026

De GraafschapJul 2019 – Jun 2022

TelstarJul 2017 – Jul 2019Free

Lommel Uniteduntil Jul 2017

About J. van Heertum

Jasper van Heertum is a 28-year-old centre-back who plays for Den Bosch, born on November 10, 1997 in Valkenswaard, standing 191 cm tall. He is from Netherlands. Den Bosch currently sit 9th of 20 in the Eerste Divisie.

This season

In the current season, J. van Heertum has made 3 appearances with 0 goals and 0 assists across 241 minutes, averaging a 6.2 match rating over his last 1 rated games.

Recent matches

August 14, 2026: 2-3 loss away at Heracles (87 minutes, 6.2 rating)

J. van Heertum's next match is on August 28, 2026, when Den Bosch face Vitesse at home in the Eerste Divisie.

Field Insider's view

Field Insider currently rates J. van Heertum at 30.7 with a Season form score of 6.4. See the full scout report for strengths, watch-points and the market-value outlook.

His honours include 1 career title — among them the Cup. Full list in the career record.

Career

Across 11 recorded seasons, J. van Heertum has totalled 190 club appearances with 16 goals and 2 assists for 6 different clubs. His busiest campaign came in 2021/22, with 36 appearances for De Graafschap.

J. van Heertum's career has also included time at Botev Plovdiv, De Graafschap, Telstar and Lommel United.

Transfer news

No transfer news found for this player.