| Cover | Aug. 10, 2023 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 10, 2023 |
| Entity File Number | 001-39936 |
| Entity Registrant Name | UNITED HOMES GROUP, INC. |
| Entity Central Index Key | 0001830188 |
| Entity Tax Identification Number | 85-3460766 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 90 N Royal Tower Drive |
| Entity Address, City or Town | Irmo |
| Entity Address, State or Province | SC |
| Entity Address, Postal Zip Code | 29063 |
| City Area Code | 844 |
| Local Phone Number | 766-4663 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Common Class A [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Class A Common Shares, par value $0.0001 per share |
| Trading Symbol | UHG |
| Security Exchange Name | NASDAQ |
| Warrant [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Warrants, each exercisable for one Class A Common Share for $11.50 per share |
| Trading Symbol | UHGWW |
| Security Exchange Name | NASDAQ |
