TM
Thomas Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Portsmouth-City-County, Virginia
Our Model Tree links this Thomas Mason across the 1930 and 1940 US Censuses in Portsmouth-City-County, Virginia (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 12-person household.
Age 14
b. ~1926
Male
Son
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Portsmouth-City-County, Virginia |
| Surname | Mason |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Portsmouth City |
| 1935 Residence (County) | Norfolk |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Portsmouth City |
| Est. Birth Year | ~1926 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Esau Steel | Other | — | 40 | ~1900 |
| Callie Mason | Daughter | — | 19 | ~1921 |
| Shirley Mason | Daughter | — | 1 | ~1939 |
| William Mason | Son | — | 4 | ~1936 |
| Thomas Mason | Son | — | 14 | ~1926 |
| Rosa Mason | Spouse | — | 40 | ~1900 |
| George Mason | Son | — | 12 | ~1928 |
| James Mason | Son | — | 9 | ~1931 |
| William Mason | Daughter | — | 15 | ~1925 |
| William Mason | Head | — | 42 | ~1898 |
| Alfred Mason | Son | — | 11 | ~1929 |
| Rosa Steel | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Norfolk, Virginia
Son, age 7
Norfolk, Virginia · implied b. ~1923 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | N. Carolina |
| Mother's Birthplace | Virginia |
| Can Read/Write | No |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Portsmouth-City-County, Virginia
Son, age 14
Portsmouth-City-County, Virginia · implied b. ~1926 — 12 household members
| Surname | Mason |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Portsmouth City |
| 1935 Residence (County) | Norfolk |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Mason across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Mason
Son · 1940 · age 14 · b. ~1926 · Virginia
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Sibling
Callie Mason
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mason
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Mason
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Mason
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mason
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Mason
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mason
Sibling · 1940 · age 9
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
1940 US Federal Census — Portsmouth-City-County, Virginia
Open full size
1940 US Federal Census — Portsmouth-City-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04318-00619)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Randall | 57 | Head | Laborer | Virginia |
| 2 | Mary Randall | 42 | Wife | — | Virginia |
| 3 | Lovey Randall | 20 | Daughter | New Worker | Virginia |
| 4 | William Pollard | 38 | Head | Agent | Virginia |
| 5 | Mamie Pollard | 32 | Wife | Practical Nurse | Georgia |
| 6 | Faustina Pollard | 66 | Mother | Seamstress | North Carolina |
| 7 | Wilma Pollard | 9 | Daughter | — | Virginia |
| 8 | William Mason | 42 | Head | Laborer | Georgia |
| 9 | Rosa Mason | 40 | Wife | Servant | Virginia |
| 10 | Callie Mason | 19 | Daughter | Servant | Virginia |
| 11 | William Mason | 15 | Daughter | — | Virginia |
| 12 | Thomas Mason THIS PERSON | 14 | Son | — | Virginia |
| 13 | George Mason | 12 | Son | — | Virginia |
| 14 | Alfred Mason | 11 | Son | — | Virginia |
| 15 | James Mason | 9 | Son | — | Virginia |
| 16 | William Mason | 4 | Son | — | Virginia |
| 17 | Shirley Mason | 1 | Daughter | — | Virginia |
| 18 | Esau Steel | 40 | Lodger | Laborer | South Carolina |
| 19 | Rosa Steel | 37 | Wife | Servant | North Carolina |
| 20 | Elijah Council | 70 | Head | Coal Trimmer | Virginia |
| 21 | Cassie Smith | 31 | Step-daughter | — | Virginia |
| 22 | Lucile Moore | 27 | Head | — | North Carolina |
| 23 | Rosa L. Moore | 23 | Sister | Servant | North Carolina |
| 24 | Tom Carey | 28 | Lodger | Laborer | South Carolina |
| 25 | George Boyd | 64 | Head | — | Virginia |
| 26 | Pattie Boyd | 60 | Wife | Servant | North Carolina |
| 27 | Courtney Shearn | 74 | Mother-in-law | — | North Carolina |
| 28 | Melissa Newell | 33 | Lodger | — | Virginia |
| 29 | Lem Newell | 42 | Lodger | Laborer | Virginia |
| 30 | Lillian Newell | 12 | Lodger | — | Virginia |
| 31 | Cornelius Coston | 53 | Head | Laborer | North Carolina |
| 32 | Mary Coston | 42 | Wife | — | Virginia |
| 33 | Cornelius Coston | 21 | Son | Laborer | Virginia |
| 34 | George Coston | 20 | Son | New Worker | Virginia |
| 35 | Iretti Coston | 18 | Daughter | Servant | North Carolina |
| 36 | Mildred Coston | 16 | Daughter | — | Virginia |
| 37 | Cladius Coston | 15 | Son | — | Virginia |
| 38 | Minnie Coston | 13 | Daughter | — | Virginia |
| 39 | Charles Coston | 11 | Son | — | Virginia |
| 40 | Josephine Coston | 9 | Daughter | — | Virginia |
Related Census Records
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)