| Official Name: | Lahan Subdistrict |
| Native Name: | Thai: ตำบลละหาร |
| Settlement Type: | Subdistrict |
| Subdivision Type: | Country |
| Subdivision Type2: | Province |
| Subdivision Name2: | Nonthaburi |
| Subdivision Type3: | District |
| Subdivision Name3: | Bang Bua Thong |
| Area Total Km2: | 18.16 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 24767 |
| Population Density Km2: | 1363.82 |
| Timezone: | ICT |
| Utc Offset: | +7 |
| Postal Code Type: | Postal code |
| Blank Name: | TIS 1099 |
Lahan (Thai: ละหาร, in Thai pronounced as /lā.hǎːn/) is one of the eight subdistricts (tambon) of Bang Bua Thong District, in Nonthaburi Province, Thailand. The subdistrict is bounded by (clockwise from north) Namai, Khlong Khoi, Lam Pho, Khlong Khoi, Bang Phlap, Phimon Rat, Bang Bua Thong, Sai Noi, Khlong Khwang and Rat Niyom subdistricts. In 2020 it had a total population of 24,767 people.[1]
The subdistrict is subdivided into 9 administrative villages (muban).[2]
| No. | Name | Thai | |
|---|---|---|---|
| 1. | Ban Thanon Rot (Ban Khlong Lak Khon Nuea) | บ้านถนนรถ (บ้านคลองลากค้อนเหนือ) | |
| 2. | Ban Surao Lam Ri | บ้านสุเหร่าลำรี | |
| 3. | Ban Ko Loi (Ban Lahan) | บ้านเกาะลอย (บ้านละหาร) | |
| 4. | Ban Ko Don | บ้านเกาะดอน | |
| 5. | Ban Khlong Lak Khon | บ้านคลองลากค้อน | |
| 6. | Ban Lak Khon | บ้านลากค้อน | |
| 7. | Ban Surao Daeng | บ้านสุเหร่าแดง | |
| 8. | Ban Lam Ri | บ้านลำรี | |
| 9. | Ban Khlong Lam Ri | บ้านคลองลำรี |
The whole area of the subdistrict is covered by Lahan Subdistrict Administrative Organization (Thai: องค์การบริหารส่วนตำบลละหาร).