Postcode · Heeg, Friesland

Postcode 8621: Neighbourhood Zuid IJlst

On 1 January 2026, postcode 8621 in Heeg (Zuid IJlst) had 2,245 residents. 8.0% of them (180 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than the municipality of Súdwest-Fryslân (12.3%) and lower than the national average (29.1%). The largest origin groups are other Europe (1.8%), other Asia (1.8%) and Germany (1.6%). 47.2% of residents with a migration background were born abroad themselves. Since 2022 the share has fallen by 2.6 percentage points.

Residents: 2,245 on 1 January 2026
Migration background: 8.0% 180 people
Born abroad: 47.2% of those with a migration background
Change since 2022: −2.6 pp in share with a migration background

Migration background, share of residents

Share of residents with a migration background in this postcode and its neighbours.

Where residents come from

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

Dutch origin and migration background

92%

Dutch origin 92.0% 2,065
Migration background 8.0% 180

Largest origin groups

Bars show each group’s share of all residents of 8621. For comparison, the line marks Súdwest-Fryslân and the circle the Netherlands.

Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

1.8% 40 people

Súdwest-Fryslân 2.8% Netherlands 5.6%
Other Asia Asia excluding Indonesia and Turkey

1.8% 40 people

Súdwest-Fryslân 2.8% Netherlands 5.3%
Germany

1.6% 35 people

Súdwest-Fryslân 1.5% Netherlands 1.9%
Indonesia

1.3% 30 people

Súdwest-Fryslân 1.2% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

0.45% 10 people

Súdwest-Fryslân 0.91% Netherlands 1.7%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.22% 5 people

Súdwest-Fryslân 0.33% Netherlands 1.1%
Poland

0.22% 5 people

Súdwest-Fryslân 0.24% Netherlands 1.4%
Belgium

0.22% 5 people

Súdwest-Fryslân 0.14% Netherlands 0.76%
Other Africa Africa excluding Morocco

0.22% 5 people

Súdwest-Fryslân 1.3% Netherlands 2.3%
Turkey

0.0% 0 people

Súdwest-Fryslân 0.51% Netherlands 2.6%
Morocco

0.0% 0 people

Súdwest-Fryslân 0.13% Netherlands 2.4%
Suriname

0.0% 0 people

Súdwest-Fryslân 0.31% Netherlands 2.0%

First and second generation

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

47% 53%

Born abroad (first generation) 47.2% 85
Born in the Netherlands (second generation) 52.8% 95

Men and women

Men: 1,135
Women: 1,105

Compared with all postcodes

Netherlands 29.1% 8621 8.0%

Higher than 12% of all postcodes in the Netherlands

Trend since 1998

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

Show

Measure % Residents

New CBS classification

8.0%

8621
Súdwest-Fryslân
Netherlands

Show as table

Year	8621	Súdwest-Fryslân	Netherlands
1998	4.9%	6.8%	16.7%
1999	4.3%	7.0%	17.1%
2000	4.5%	7.3%	17.5%
2001	4.4%	7.6%	18.0%
2002	4.9%	7.8%	18.4%
2003	4.8%	8.0%	18.8%
2004	4.5%	7.5%	19.0%
2005	4.5%	7.3%	19.2%
2006	4.5%	7.3%	19.3%
2007	4.2%	7.2%	19.4%
2008	3.9%	7.3%	19.6%
2009	4.6%	7.3%	19.9%
2010	4.8%	7.4%	20.3%
2011	5.2%	7.4%	20.6%
2012	5.6%	7.6%	20.9%
2013	6.3%	7.7%	21.1%
2014	5.7%	7.8%	21.4%
2015	6.4%	7.9%	21.7%
2016	6.0%	8.1%	22.1%
2017	5.5%	8.6%	22.6%
2018	5.7%	8.9%	23.1%
2019	6.2%	9.0%	23.6%
2020	5.6%	9.3%	24.2%
2021	5.8%	9.4%	24.6%
2022	10.6%	10.5%	26.0%
2023	12.7%	11.3%	27.1%
2024	13.3%	11.6%	27.9%
2025	12.4%	11.9%	28.5%
2026	8.0%	12.3%	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).

Nearby postcodes

				Largest group
8651 Nijezijl-Roodhem, De Rat-Cloosterkamp	7.7%	2,840	+0.5 pp	Other Europe
8614 West IJlst	7.3%	750	+2.6 pp	Other Europe
8622 Zuid IJlst	7.4%	610	+2.0 pp	Other Europe
8618 Oosthem	7.4%	470	−0.4 pp	Other Americas & Oceania
8581 Elahuizen	7.1%	350	+0.2 pp	Indonesia
8724 Koudum	1.5%	325	±0.0 pp	Other Africa
8623 Zuid IJlst	4.7%	320	+1.6 pp	Turkey
8611 West IJlst	7.5%	265	+0.3 pp	Other Europe
8553 Woudsend	9.1%	110	±0.0 pp	Indonesia
8552 Woudsend	16.7%	30	−3.3 pp	–
8612 West IJlst	0.0%	25	−25.0 pp	–

All figures

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

Year	Total residents	Dutch origin	Migration background	Europe	Outside Europe	Turkey	Morocco	Suriname	Indonesia	Dutch Caribbean	Germany	Poland	Belgium	Other Europe	Other Africa	Other Asia	Other Americas & Oceania	Western migration background	Non-Western migration background
1998	1,945	1,855	95	55	45	0	0	0	15	0	30	5	10	10	0	20	10	75	15
1999	1,960	1,870	85	60	35	0	0	0	15	0	30	5	5	20	0	10	10	75	10
2000	1,985	1,890	90	60	30	0	0	0	15	0	35	0	10	15	0	10	5	80	15
2001	2,025	1,935	90	55	35	0	0	0	20	0	35	5	10	5	5	10	0	75	15
2002	2,160	2,055	105	50	45	0	0	0	15	0	35	0	5	10	10	20	0	70	30
2003	2,195	2,090	105	50	60	5	0	0	20	5	35	0	5	10	5	20	5	75	30
2004	2,220	2,125	100	50	55	0	0	0	20	0	35	0	5	10	5	20	10	65	30
2005	2,225	2,120	100	50	55	0	0	0	15	5	35	0	5	10	5	30	0	65	40
2006	2,225	2,125	100	45	55	0	0	0	15	5	35	0	5	5	0	30	5	65	35
2007	2,250	2,150	95	50	55	0	0	0	15	5	35	5	5	5	0	25	10	65	30
2008	2,295	2,210	90	45	35	0	0	0	20	0	35	5	5	0	5	5	5	70	20
2009	2,290	2,185	105	60	45	0	0	0	20	0	40	0	10	10	5	10	10	80	25
2010	2,305	2,190	110	55	55	0	0	0	20	0	40	0	5	10	10	15	10	80	35
2011	2,305	2,190	120	65	65	0	0	5	15	0	40	0	5	20	15	20	10	85	35
2012	2,320	2,195	130	75	55	0	0	5	15	5	45	15	5	10	10	20	0	95	35
2013	2,320	2,180	145	80	65	0	0	0	15	0	40	20	10	10	15	20	15	100	40
2014	2,300	2,170	130	65	65	0	0	0	15	0	35	10	10	10	10	25	15	90	40
2015	2,270	2,125	145	70	75	0	0	0	15	0	40	10	5	15	10	30	20	95	45
2016	2,250	2,115	135	65	70	0	0	0	20	0	35	5	10	15	15	25	10	90	45
2017	2,180	2,060	120	60	60	0	0	0	15	0	40	5	5	10	10	25	10	85	35
2018	2,195	2,070	125	60	65	0	0	0	20	0	40	5	5	10	10	25	10	85	40
2019	2,195	2,060	135	65	70	0	0	5	20	0	40	5	5	15	10	30	5	90	45
2020	2,230	2,105	125	55	70	0	0	0	20	0	35	5	0	15	10	30	10	80	40
2021	2,230	2,100	130	65	70	0	0	0	25	5	35	5	0	25	10	25	5	85	45
2022	2,315	2,070	245	60	180	0	0	0	25	5	35	10	0	20	20	125	10	85	145
2023	2,395	2,090	305	85	225	0	0	0	30	5	35	10	0	45	25	155	10	110	175
2024	2,405	2,085	320	75	245	5	0	0	30	5	35	5	5	30	70	125	10	–	–
2025	2,370	2,075	295	75	220	0	5	0	25	5	35	5	5	35	70	100	10	–	–
2026	2,245	2,065	180	80	100	0	0	0	30	5	35	5	5	40	5	40	10	–	–

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