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Thomas Bradley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sumter-County, South Carolina
Our Model Tree links this Thomas Bradley across the 1910, 1920, 1930 and 1940 US Censuses in Sumter-County, South Carolina (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 5-person household.
Age 61
b. ~1879
Male
Head
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sumter-County, South Carolina |
| Surname | Bradley |
| Given Name | Thomas M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Sumter |
| 1935 Residence (County) | Sumter |
| Additional Details | |
| Occupation | Inspector and Electrical Engineer |
| Industry | City of Sumter Electric Dept. |
| Class of Worker | PW |
| Income (1939) | 1340 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Inspector And Electrical Engineer |
| Township / Ward | Sumter |
| Est. Birth Year | ~1879 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Francis Bradley | Daughter | — | 21 | ~1919 |
| Sara Bradley | Daughter | — | 16 | ~1924 |
| William Bradley | Son | — | 18 | ~1922 |
| Thomas Bradley | Head | — | 61 | ~1879 |
| Jamie Bradley | Spouse | — | 51 | ~1889 |
Census Appearances
1910
Sumter, South …
Head, age 30
Sumter, South Carolina · implied b. ~1880 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Years Married | 9 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | General farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1920
Sumter, South …
Head, age 40
Sumter, South Carolina · implied b. ~1880 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradley |
| Given Name | Thomas M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Electrician |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Sumter, South …
Head, age 50
Sumter, South Carolina · implied b. ~1880
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Bradley |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 50 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 21 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | No |
| Home Owned/Rented | O |
| Radio Set | 7 |
| Veteran | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Sumter-County, South …
Head, age 61
Sumter-County, South Carolina · implied b. ~1879 — 5 household members
| Surname | Bradley |
| Given Name | Thomas M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Sumter |
| 1935 Residence (County) | Sumter |
| Occupation | Inspector and Electrical Engineer |
| Industry | City of Sumter Electric Dept. |
| Class of Worker | PW |
| Income (1939) | 1340 |
| Highest Grade | H 1 |
| 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 Thomas Bradley across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Bradley
Head · 1940 · age 61 · b. ~1879 · South Carolina
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Sumter-County, South Carolina
Open full size
1940 US Federal Census — Sumter-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03842-00010)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Betty W. Blackmon | 15 | Daughter | — | South Carolina |
| 42 | Joseph J. Jr. Blackmon | 13 | Son | — | South Carolina |
| 43 | Riley A. Blackmon | 12 | Son | — | South Carolina |
| 44 | Hamilton, Bruce W. Blackmon | 49 | Step-son | — | South Carolina |
| 45 | Ernest C. Stroman | 31 | Head | Manager | South Carolina |
| 46 | Louise J. Stroman | 32 | Wife | — | Alabama |
| 47 | Ernest Jr. Stroman | 11 | Son | — | South Carolina |
| 48 | Ellen Ann Stroman | 8 | Daughter | — | South Carolina |
| 49 | Doyle E. Johnson | 26 | Brother-in-law | Messenger | Alabama |
| 50 | Ormody B. Nettles | 37 | Head | Pay Teller | South Carolina |
| 51 | Marie C. Nettles | 34 | Wife | — | South Carolina |
| 52 | Marie N. Harris | 11 | Adopted daughter | — | South Carolina |
| 53 | Dan E. Williams | 50 | Head | Photographer | North Carolina |
| 54 | Essie B. Williams | 58 | Wife | — | South Carolina |
| 55 | Bessie L. Ulmer | 55 | Sister-in-law | — | South Carolina |
| 56 | John M. Fraser | 65 | Head | — | South Carolina |
| 57 | Mary H. Fraser | 60 | Wife | — | South Carolina |
| 58 | Halley D. Pearson | 30 | Head | Owner | South Carolina |
| 59 | Margaret F. Pearson | 26 | Wife | — | Florida |
| 60 | Fred L. Scott | 57 | Head | Operator | Virginia |
| 61 | Jessie Scott | 54 | Wife | — | North Carolina |
| 62 | Margaret Scott | 23 | Daughter | Office Secretary | South Carolina |
| 63 | Edwin D. Corning | 24 | Head | Manager | New York |
| 64 | Olive G. Corning | 25 | Wife | — | Michigan |
| 65 | William D. Reeder | 44 | Head | Manager | Pennsylvania |
| 66 | Ethel S. Reeder | 33 | Wife | — | Georgia |
| 67 | Anna F. Reeder | 1 | Daughter | — | South Carolina |
| 68 | Daniel B. Osborn | 52 | Head | Superintendent | Michigan |
| 69 | Margaret J. Osborn | 45 | Wife | — | Wisconsin |
| 70 | Walter D. Osborn | 22 | Son | — | Wisconsin |
| 71 | Thomas M. Bradley THIS PERSON | 61 | Head | Inspector And Electrical Engineer | South Carolina |
| 72 | Jamie S. Bradley | 51 | Wife | — | South Carolina |
| 73 | Francis W. Bradley | 21 | Daughter | Bookkeeper | South Carolina |
| 74 | William Bob Bradley | 18 | Son | — | South Carolina |
| 75 | Sara E. Bradley | 16 | Daughter | — | South Carolina |
| 76 | Samuel J. Wilson | 46 | Head | Real Estate Broker & Timber Appraiser | South Carolina |
| 77 | Joyce S. Wilson | 50 | Wife | — | South Carolina |
| 78 | John S. Jr. Wilson | 21 | Son | — | South Carolina |
| 79 | Eula L. Calhoun | 72 | Head | — | South Carolina |
| 80 | Mary R. Calhoun | 39 | Daughter | Milliner | 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)