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Isaac Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Richland-County, South Carolina
Our Model Tree links this Isaac Jones across the 1910, 1920, 1930 and 1940 US Censuses in Richland-County, South Carolina (XGBoost, ~Confirmed) — first a head (b.~1892), then head of a 6-person household.
Age 48
b. ~1892
Male
Head
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Richland-County, South Carolina |
| Surname | Jones |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 48 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Columbia City |
| 1935 Residence (County) | Richland |
| Additional Details | |
| Occupation | Common laborer |
| Industry | Construction |
| Class of Worker | GW |
| Hours Worked | 30 |
| Income (1939) | 22 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Common Laborer |
| Township / Ward | Columbia 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Isaac | Age | Birth yr |
|---|---|---|---|---|
| Emma Jones | Daughter | — | 12 | ~1928 |
| Isaac Jones | Head | — | 48 | ~1892 |
| Thomasina Hopkins | Other | — | 19 | ~1921 |
| Eunice Gardner | Other | — | 37 | ~1903 |
| David Hopkins | Other | — | 51 | ~1889 |
| Katie Jones | Spouse | — | 47 | ~1893 |
Census Appearances
1910
Edgefield, South …
Head, age 22
Edgefield, South Carolina · implied b. ~1888 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Years Married | 4 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | General Farm |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1920
Richland, South …
Head, age 32
Richland, South Carolina · implied b. ~1888 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Oil Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Richland, South …
Head, age 37
Richland, South Carolina · implied b. ~1893 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Widowed |
| Birthplace | South Carolina |
| Age at First Marriage | 17 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laundress |
| Industry | At home |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 10.00 |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Richland-County, South …
Head, age 48
Richland-County, South Carolina · implied b. ~1892 — 6 household members
| Surname | Jones |
| Given Name | Isaac |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 48 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Columbia City |
| 1935 Residence (County) | Richland |
| Occupation | Common laborer |
| Industry | Construction |
| Class of Worker | GW |
| Hours Worked | 30 |
| Income (1939) | 22 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| 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 Isaac Jones across 4 US Census years (1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Isaac Jones
Head · 1940 · age 48 · 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
1940 US Federal Census — Richland-County, South Carolina
Open full size
1940 US Federal Census — Richland-County, South Carolina
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03833-00062)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 2 | Isaac Jones THIS PERSON | 48 | Head | Common Laborer | South Carolina |
| 3 | Katie Jones | 47 | Wife | Laundress | South Carolina |
| 4 | Emma Jones | 12 | Daughter | — | South Carolina |
| 5 | David Hopkins | 51 | Lodger | Press Room | South Carolina |
| 6 | Eunice Gardner | 37 | Lodger | Truck Driver | South Carolina |
| 7 | Thomasina Hopkins | 19 | Lodger | Nurse | South Carolina |
| 8 | Arthur Grant | 45 | Head | Fireman | South Carolina |
| 9 | Lilla Grant | 37 | Wife | — | South Carolina |
| 10 | James Grant | 1 | Son | — | South Carolina |
| 11 | Clarie Jackson | 22 | Son-in-law | Cook | South Carolina |
| 12 | Mabel Jackson | 21 | Daughter | — | South Carolina |
| 13 | Abraham Smith | 28 | Step-son | Yard Work | South Carolina |
| 14 | Robert White | 58 | Head | Porter | Georgia |
| 15 | Bertha White | 43 | Wife | — | South Carolina |
| 16 | Letha May White | 6 | Daughter | — | South Carolina |
| 17 | Maude Lewis | 38 | Sister-in-law | — | South Carolina |
| 18 | Jessie Thompson | 16 | Niece | — | South Carolina |
| 19 | Irene Mcdonald | 70 | Head | Nurse Maid | South Carolina |
| 20 | Sarah Smith | 19 | Grandchild | — | South Carolina |
| 21 | John Mclean | 17 | Grandson | Delivery Boy | South Carolina |
| 22 | Leila Edison | 37 | Lodger | Laundry | South Carolina |
| 23 | Buddy Edison | 5 | Lodger | — | South Carolina |
| 24 | Ira Bennett | 41 | Lodger | Painter | South Carolina |
| 25 | Phillip Argo | 68 | Head | — | South Carolina |
| 26 | Josephine Argo | 67 | Wife | — | South Carolina |
| 27 | Willie Cheeseborough | 16 | Grandson | — | South Carolina |
| 28 | Susie Fulford | 60 | Head | — | South Carolina |
| 29 | John Green | 40 | Lodger | Housecleaning | South Carolina |
| 30 | Annie Jackson | 48 | Lodger | Cook | South Carolina |
| 31 | Paul White | 65 | Head | Common Laborer | South Carolina |
| 32 | Janet White | 50 | Wife | Midwife | South Carolina |
| 33 | Simon White | 25 | Son | Truck Driver | South Carolina |
| 34 | James White | 25 | Daughter-in-law | — | South Carolina |
| 35 | Paul Jr. White | 21 | Son | Dishwasher | South Carolina |
| 36 | Esther White | 29 | Daughter-in-law | — | South Carolina |
| 37 | Simon Jr. White | 5 | Grandson | — | South Carolina |
| 38 | Paul Lawrence White | 2 | Grandson | — | South Carolina |
| 39 | Julian Garrick | 40 | Head | Porter | South Carolina |
| 40 | Lila Bell Garrick | 35 | Wife | Maid | South Carolina |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)