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John Sullivan — 1920 US Census Record
Model Tree available1920 United States Federal Census · Laurens, South Carolina
Our Model Tree links this John Sullivan across the 1900, 1910 and 1920 US Censuses in Laurens, South Carolina (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1900), then head of a 9-person household.
Age 20
b. ~1900
Male
Son
Born: South Carolina
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Laurens, South Carolina |
| Surname | Sullivan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | Laborer |
| Industry | Home farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Laborer |
| Township / Ward | Dialo Township |
| Est. Birth Year | ~1900 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Isabel Sullivan | Daughter | — | 12 | ~1908 |
| Margie Sullivan | Daughter | — | 14 | ~1906 |
| John Sullivan | Head | — | 47 | ~1873 |
| Calvin Madden | Other | — | 18 | ~1902 |
| Sam Sullivan | Son | — | 17 | ~1903 |
| Fred Sullivan | Son | — | 21 | ~1899 |
| Gordon Sullivan | Son | — | 9 | ~1911 |
| John Sullivan | Son | — | 20 | ~1900 |
| Ida Sullivan | Spouse | — | 41 | ~1879 |
Census Appearances
1900
Laurens, South …
Son, age 1
Laurens, South Carolina · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Birth Month | July |
| Birth Year | 1899 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1910
Laurens, South …
Son, age 10
Laurens, South Carolina · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1920
Laurens, South …
Son, age 20
Laurens, South Carolina · implied b. ~1900 — 9 household members
| Surname | Sullivan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Home farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 John Sullivan across 3 US Census years (1900, 1910 and 1920) in Laurens, South Carolina, using XGBoost record linkage. Identified parents: father John Sullivan (~0.92 confidence) and father John Sullivan (~0.92 confidence) and father John Sullivan (~0.92 confidence) and mother Hannah Sullivan (~0.92 confidence) and mother Lida Sullivan (~0.92 confidence) and mother Ida Sullivan (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Sullivan
b. ~1872
Source father
● Household
· direct · ~0.92
Father
John Sullivan
b. ~1872
Source father
● Household
· direct · ~0.92
Father
John Sullivan
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Hannah Sullivan
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Lida Sullivan
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Ida Sullivan
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Sullivan
Son · 1920 · age 20 · b. ~1900 · South Carolina
★ You are viewing this record
Sibling
Gordon Sullivan
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabel Sullivan
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sam Sullivan
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Sullivan
Sibling · 1920 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margie Sullivan
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Laurens, South Carolina
Open full size
1920 US Federal Census — Laurens, South Carolina
Page Contents
49 people indexed on this census page (ia:1920:14thcensusofpopu1699unit:0846)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Henderson Paula M. | 1 | Daughter | — | South Carolina |
| 52 | - Marvin | 15 | Nephew | — | South Carolina |
| 53 | David T. Culbertson | 24 | Head | Farmer | South Carolina |
| 54 | Lorena Culbertson | 28 | Wife | — | South Carolina |
| 55 | Luther T. Culbertson | 2 | Son | — | South Carolina |
| 56 | John W. Sullivan | 47 | Head | Farmer | South Carolina |
| 57 | Ida Sullivan | 41 | Wife | — | South Carolina |
| 58 | Fred Sullivan | 21 | Son | Laborer | South Carolina |
| 59 | John Sullivan THIS PERSON | 20 | Son | Laborer | South Carolina |
| 60 | Sam Sullivan | 17 | Son | Laborer | South Carolina |
| 61 | Margie Sullivan | 14 | Daughter | — | South Carolina |
| 62 | Isabel B. Sullivan | 12 | Daughter | — | South Carolina |
| 63 | Gordon Sullivan | 9 | Son | — | South Carolina |
| 64 | Calvin Madden | 18 | Boarder | Laborer | South Carolina |
| 65 | Duff S. Mahon | 33 | Head | Farmer | South Carolina |
| 66 | Andie W. Mahon | 32 | Wife | — | South Carolina |
| 67 | John H. Mahon | 2 | Son | — | South Carolina |
| 68 | Martha V. Mahon | 1 | Daughter | — | South Carolina |
| 69 | Vesay Shell | 18 | Head | Farmer | South Carolina |
| 70 | Emma Shell | 17 | Wife | — | South Carolina |
| 71 | Sam Phelps | 24 | Head | Farmer | South Carolina |
| 72 | Carrie Phelps | 25 | Wife | — | South Carolina |
| 73 | Mary Phelps | 3 | Daughter | — | South Carolina |
| 74 | Carrie Lou Phelps | 2 | Daughter | — | South Carolina |
| 75 | Zenobia James | 10 | Sister-in-law | — | South Carolina |
| 76 | Lillie Shell | 38 | Head | Farmer | South Carolina |
| 77 | Minnie Shell | 17 | Daughter | — | South Carolina |
| 78 | James Shell | 13 | Son | — | South Carolina |
| 79 | Harry E. Shell | 8 | Son | — | South Carolina |
| 80 | Nannie R. Shell | 7 | Daughter | — | South Carolina |
| 81 | Lula M. Shell | 4 | Daughter | — | South Carolina |
| 82 | Phelps Walter | 18 | Son-in-law | — | South Carolina |
| 83 | Superb Walter | 16 | Daughter | — | South Carolina |
| 84 | Hugh Hellams | 27 | Head | Farmer | South Carolina |
| 85 | Mattie Hellams | 27 | Wife | — | South Carolina |
| 86 | Mary J. Hellams | 8 | Daughter | — | South Carolina |
| 87 | Boyce Hellams | 6 | Son | — | South Carolina |
| 88 | Hattie Hellams | 32 | Sister | — | South Carolina |
| 89 | Herschel Allen | 69 | Head | Farmer | South Carolina |
| 90 | Martha Allen | 54 | Wife | — | South Carolina |
| 91 | Isaac Allen | 7 | Niece | — | South Carolina |
| 92 | Edie Allen | 6 | Niece | — | South Carolina |
| 93 | Lila B. Allen | 12 | Niece | — | South Carolina |
| 94 | Andrew Garrette | 49 | Head | Farmer | South Carolina |
| 95 | Hattie Garrette | 33 | Wife | — | South Carolina |
| 96 | Anna Garrette | 9 | Daughter | — | South Carolina |
| 97 | Margaret Garrette | 7 | Daughter | — | South Carolina |
| 98 | Johnnie Garrette | 4 | Son | — | South Carolina |
| 99 | Claire Garrette | 1 | Daughter | — | South Carolina |
Pedigree Summary
John + 5 siblings
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)