Langkat Regency's PDRB per capita (ADHB) was Rp. 52.68 million in 2023.

Langkat Regency's per capita GRDP at current prices in 2023 was recorded at Rp. 52.68 million/capita/year. This figure has been steadily increasing for ten consecutive years. Over the past five years, the Compound Annual Growth Rate (CAGR) of per capita GRDP at current prices in this region was 5.26%. This growth is lower than the growth recorded in the previous five years, which was 6.8%.

Historically, the increase in per capita GRDP at current prices this year is lower than in previous years. This regency/city once recorded the highest growth of 9.67%, which occurred in 2022. The lowest growth was recorded in 2020 at 3.02%.

Compared to other regencies/cities in North Sumatra province, Langkat Regency ranks 16th in terms of per capita GRDP at current prices, while nationally it ranks 76th.

The following are the ten regencies/cities with the highest per capita GRDP at current prices in North Sumatra province in 2023:

* Medan City Rp. 122.59 million/capita/year
* South Labuhan Batu Regency Rp. 113.62 million/capita/year
* Batu Bara Regency Rp. 101.68 million/capita/year
* Labuhan Batu Regency Rp. 89.06 million/capita/year
* North Labuhan Batu Regency Rp. 82.79 million/capita/year
* Sibolga City Rp. 74.74 million/capita/year
* Deli Serdang Regency Rp. 68.92 million/capita/year
* Asahan Regency Rp. 63.9 million/capita/year
* Karo Regency Rp. 62.76 million/capita/year
* Tanjung Balai City Rp. 61.2 million/capita/year