migration-background.nl

City · Goeree-Overflakkee, South Holland

SommelsdijkMigration background and origin

On 1 January 2026, Sommelsdijk had 7,485 residents. 10.6% of them (795 people) have a migration background: they were born abroad or have at least one parent who was. That is about the same as the municipality of Goeree-Overflakkee (11.1%) and lower than the national average (29.1%). The largest origin groups are other Asia (3.0%), other Europe (1.9%) and other Africa (1.2%). 56.6% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 1.4 percentage points.

Residents
7,485 on 1 January 2026
Migration background
10.6% 795 people
Born abroad
56.6% of those with a migration background
Change since 2022
+1.4 pp in share with a migration background
Migration background, share of residents

Share of residents with a migration background per postcode.

Where residents come from

Origin of residents on 1 January 2026, as a share of all residents.

Dutch origin and migration background

  • Dutch origin 89.4% 6,695
  • Migration background 10.6% 795

Largest origin groups

Bars show each group’s share of all residents of Sommelsdijk. For comparison, the line marks Goeree-Overflakkee and the circle the Netherlands.

  • Other Asia Asia excluding Indonesia and Turkey
    3.0% 225 people
    Goeree-Overflakkee 2.5% Netherlands 5.3%
  • Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland
    1.9% 145 people
    Goeree-Overflakkee 2.6% Netherlands 5.6%
  • Other Africa Africa excluding Morocco
    1.2% 90 people
    Goeree-Overflakkee 1.2% Netherlands 2.3%
  • Indonesia
    0.87% 65 people
    Goeree-Overflakkee 0.86% Netherlands 1.9%
  • Germany
    0.80% 60 people
    Goeree-Overflakkee 0.84% Netherlands 1.9%
  • Poland
    0.80% 60 people
    Goeree-Overflakkee 1.0% Netherlands 1.4%
  • Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean
    0.53% 40 people
    Goeree-Overflakkee 0.61% Netherlands 1.7%
  • Suriname
    0.47% 35 people
    Goeree-Overflakkee 0.45% Netherlands 2.0%
  • Belgium
    0.40% 30 people
    Goeree-Overflakkee 0.35% Netherlands 0.76%
  • Turkey
    0.27% 20 people
    Goeree-Overflakkee 0.30% Netherlands 2.6%
  • Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba
    0.20% 15 people
    Goeree-Overflakkee 0.28% Netherlands 1.1%
  • Morocco
    0.07% 5 people
    Goeree-Overflakkee 0.12% Netherlands 2.4%

First and second generation

Residents with a migration background, by whether they were born abroad themselves.

  • Born abroad (first generation) 56.6% 450
  • Born in the Netherlands (second generation) 43.4% 345

Men and women

Men
3,620
Women
3,870

Compared with all cities

Higher than 36% of all cities in the Netherlands

Trend since 1998

Share of residents with a migration background, compared with larger areas.

Measure
  • Sommelsdijk
  • Goeree-Overflakkee
  • Netherlands
Show as table
Year SommelsdijkGoeree-OverflakkeeNetherlands
1998 4.7%4.0%16.7%
1999 4.9%4.1%17.1%
2000 4.9%4.2%17.5%
2001 5.0%4.3%18.0%
2002 5.2%4.4%18.4%
2003 5.2%4.4%18.8%
2004 5.5%4.4%19.0%
2005 5.9%4.6%19.2%
2006 6.0%4.8%19.3%
2007 5.8%4.7%19.4%
2008 6.2%4.8%19.6%
2009 6.2%4.8%19.9%
2010 6.2%5.0%20.3%
2011 6.4%5.1%20.6%
2012 6.6%5.3%20.9%
2013 6.5%5.4%21.1%
2014 6.8%5.5%21.4%
2015 6.8%5.5%21.7%
2016 6.8%5.7%22.1%
2017 7.0%5.9%22.6%
2018 7.6%6.4%23.1%
2019 7.8%6.7%23.6%
2020 7.9%7.0%24.2%
2021 8.2%7.3%24.6%
2022 9.2%8.2%26.0%
2023 9.5%9.1%27.1%
2024 9.8%9.7%27.9%
2025 10.2%10.2%28.5%
2026 10.6%11.1%29.1%

In 2022 CBS switched to a new origin classification. Up to 2021 the line shows the old “migration background” figures; the overlap years show a small break (about +0.8 points nationally).

Postcodes in Sommelsdijk

Largest group
3245 Sommelsdijk centrum 7,485 +1.4 pp Other Asia

All figures

Number of residents per origin group on 1 January. Figures up to 2021 use the old CBS classification.

Year Total residentsDutch originMigration backgroundEuropeOutside EuropeTurkeyMoroccoSurinameIndonesiaDutch CaribbeanGermanyPolandBelgiumOther EuropeOther AfricaOther AsiaOther Americas & OceaniaWestern migration backgroundNon-Western migration background
1998 6,4406,1403001351651052545540102065303510185110
1999 6,4806,1653151351751052550540151565353510195125
2000 6,7156,380330150180100305054515108040405205120
2001 6,8906,5453451501951003555550151075354510220125
2002 7,0256,660365175190503560555151095254515240125
2003 7,2856,9053801802001003065555201590205515255130
2004 7,4006,995405195205100356010602010105206010270140
2005 7,4256,9854402252205530555652515120208020285155
2006 7,3806,94044521023510035555652015110257530285160
2007 7,3056,880425205220100305510702015100207025285140
2008 7,2656,815450210245105305010602520105258530290165
2009 7,4707,00546523522555355515603025120356015310150
2010 7,4606,9954652402301010355010554025120357010300170
2011 7,4706,985480255225101035551555552512040555315160
2012 7,4656,97549026022551035551555553012040605320170
2013 7,3406,865475235245105305510504520120556515295180
2014 7,2506,760490240250105355010555025110606515305185
2015 7,3056,80550024025555355010505030110657015300195
2016 7,2806,78549523026555354510554525105658515280215
2017 7,2356,72551023028055304515554525105709020290215
2018 7,2306,6805502503051053050105550251207010525310240
2019 7,2706,7005702453251053050205540251258011020300265
2020 7,2156,6455702403351053050155040251259012015300275
2021 7,1656,5755902503401003050256540201259512010305285
2022 7,2006,53566525541020030502065502511510016025315310
2023 7,3206,62569526044020535502555503012510017030320335
2024 7,4756,745730260470201035602560503012010019035––
2025 7,5356,7657702854852053565256060301409520040––
2026 7,4856,6957952955002053565156060301459022540––

Definitions and method · CBS 85640NED (2022–2026), 83503NED (1998–2023)