JJ
Joseph Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Charleston, South Carolina
Our Model Tree links this Joseph Johnson across the 1910, 1920 and 1930 US Censuses in Charleston, South Carolina (XGBoost, ~Confirmed), with identified parents Joseph & Elizabeth — first a head (b.~1892), then head of a 3-person household.
Age 38
b. ~1892
Male
Head
Born: South Carolina
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Charleston, South Carolina |
| Surname | Johnson |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 30 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | Laborer |
| Industry | City Carts |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 12.50 |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Laborer |
| Township / Ward | Charleston City |
| Est. Birth Year | ~1892 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Joseph Johnson | Head | — | 38 | ~1892 |
| Arthur Johnson | Son | — | 7 | ~1923 |
| Mary Johnson | Spouse | — | 25 | ~1905 |
Census Appearances
1910
Charleston, South …
Son, age 18
Charleston, South Carolina · implied b. ~1892 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Cabinetmaker |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1920
Charleston, South …
Head, age 28
Charleston, South Carolina · implied b. ~1892 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Charleston, South …
Head, age 38
Charleston, South Carolina · implied b. ~1892 — 3 household members
| Surname | Johnson |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 30 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | City Carts |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 12.50 |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Joseph Johnson across 3 US Census years (1910, 1920 and 1930) in Charleston, South Carolina, using XGBoost record linkage. Identified parents: father Joseph Johnson (~0.92 confidence) and mother Elizabeth Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Johnson
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Johnson
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Johnson
Head · 1930 · age 38 · b. ~1892 · South Carolina
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Charleston, South Carolina
Open full size
1930 US Federal Census — Charleston, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2190unit:0360)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Goodwin | 38 | Head | Printer | South Carolina |
| 2 | Henrietta Goodwin | 26 | Wife | Laundress | South Carolina |
| 3 | David Goodwin | 3 | Son | — | South Carolina |
| 4 | Annette Edwards | 50 | Mother | Laundress | South Carolina |
| 5 | Wilhelmina Bell | 13 | Niece | — | South Carolina |
| 6 | George King | 26 | Head | Cook | South Carolina |
| 7 | Selina King | 25 | Wife | — | South Carolina |
| 8 | Hattie Duncan | 52 | Mother-in-law | Field Hand | South Carolina |
| 9 | Julius Drayton | 26 | Head | Mill Hand | South Carolina |
| 10 | Mary Drayton | 25 | Wife | — | South Carolina |
| 11 | John Green | 37 | Head | Mill Hand | South Carolina |
| 12 | Lana Green | 25 | Wife | — | South Carolina |
| 13 | Arthur Green | 8 | Son | — | South Carolina |
| 14 | Catherine Green | 6 | Daughter | — | South Carolina |
| 15 | John Green | 3 | Son | — | South Carolina |
| 16 | John James | 24 | Head | Porter | South Carolina |
| 17 | Sarah James | 23 | Wife | — | South Carolina |
| 18 | Joseph Johnson THIS PERSON | 38 | Head | Laborer | South Carolina |
| 19 | Mary Johnson | 25 | Wife | — | South Carolina |
| 20 | Arthur Johnson | 7 | Son | — | South Carolina |
| 21 | Nelson Richardson | 25 | Head | Mill Hand | South Carolina |
| 22 | Susan Richardson | 30 | Wife | Laundress | South Carolina |
| 23 | Isabelle Nelson | 25 | Head | Laundress | South Carolina |
| 24 | William Nelson | 6 | Son | — | South Carolina |
| 25 | Frederick Nelson | 1 | Daughter | — | South Carolina |
| 26 | Sarah De Laney | 21 | Head | Cook | South Carolina |
| 27 | Lucinda Jenkins | 26 | Head | Laundress | South Carolina |
| 28 | Jimmy Butler | 59 | Head | Pantryman | South Carolina |
| 29 | Minnie Butler | 22 | Wife | Laundress | South Carolina |
| 30 | Jesse Johnson | 10 | Nephew | — | South Carolina |
| 31 | Louise Smalls | 65 | Head | — | South Carolina |
| 32 | Isaac Hamilton | 47 | Head | Laborer | South Carolina |
| 33 | Lena Hamilton | 26 | Wife | — | South Carolina |
| 34 | Major Palmer | 30 | Head | Fireman | South Carolina |
| 35 | Lillie Palmer | 27 | Wife | — | South Carolina |
| 36 | Henry Tanner | 50 | Head | Laborer | South Carolina |
| 37 | Joseph Nelson | 70 | Head | Lumber Hand | South Carolina |
| 38 | Isabel Nelson | 68 | Wife | — | South Carolina |
| 39 | Rosa Sims | 31 | Head | — | South Carolina |
| 40 | Reginald Sims | 7 | Son | — | New York |
| 41 | Ida Holmes | 52 | Aunt | — | South Carolina |
| 42 | Sarah Jones | 50 | Lodger | Laundress | South Carolina |
| 43 | Susan Seabrook | 56 | Lodger | House Cleaning | South Carolina |
| 44 | Sarah Smalls | 21 | Lodger | Cook | South Carolina |
| 45 | Martha Goodwine | 24 | Lodger | House Maid | South Carolina |
| 46 | Carrie Goodwine | 9 | Lodger | — | South Carolina |
| 47 | Corrine Gray | 25 | Lodger | Maid | South Carolina |
| 48 | David Gray | 47 | Head | Laborer | South Carolina |
| 49 | Lettie Gray | 50 | Wife | — | South Carolina |
| 50 | Mary Gray | 55 | Sister | — | South Carolina |
Pedigree Summary
Joseph
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)