Table 4. Socio-economical status and environmental factors in Seongdong-gu

Administrative division	Area (km2)	Population number(inh.)	Percentage of green space (%)*	Percentage of building coverage(%)	Percentage of impermeable pavement(%)	Street tree canopy(m2)	Individuals aged ≥ 65 years(inh.)	Basic living recipient(inh.)
Wangsipri 2-dong	0.41	18,185	14.6	50.5	21.3	1,861	2,331	268
Majang-dong	1.06	24,193	13.0	46.0	35.8	24,302	3,387	423
Sageun-dong	1.11	12,812	23.2	39.2	30.1	20,171	1,409	117
Hangdang 1-dong	0.59	14,387	5.9	45.4	40.0	12,799	2,060	239
Hangdand 2-dong	0.42	25,423	22.9	23.4	48.2	3,103	3,302	340
Eungbong-dong	0.57	16,696	30.7	29.6	33.2	3,999	2,304	112
Geumho 1-ga-dong	0.46	13,191	26.3	37.9	31.7	5,685	2,033	373
Geumho 4-ga-dong	0.84	14,452	40.2	20.0	37.4	7,134	2,009	211
Seongsu 1-ga-1dong	1.98	17,676	50.2	16.3	24.4	24,554	1,963	316
Seongsu 1-ga-2dong	0.89	16,413	32.1	36.3	28.8	17,863	2,012	185
Seongsu 2-ga-1dong	1.18	18,783	35.6	36.3	25.7	20,775	2,549	412
Seongsu 2-ga-3dong	1.03	12,056	7.5	51.8	39.6	19,472	1,638	125
Songjeong-dong	0.68	11,987	47.5	29.7	24.6	5,956	1,564	358
Yongdap-dong	2.32	16,687	22.1	37.4	32.2	12,588	2,425	558
Wangsipridoseon-dong	0.72	27,582	22.4	37.6	39.0	11,671	3,190	504
Geumho 2,3-ga-dong	0.64	24,735	19.0	48.1	28.2	4,041	3,584	425
Oksu-dong	1.95	27,453	55.9	23.2	18.5	8,267	3,513	266

The number also included area of lakes, marshes and rivers