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Jack Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Campbell-County, Virginia
Our Model Tree links this Jack Martin across the 1930 and 1940 US Censuses in Campbell-County, Virginia (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 6-person household.
Age 24
b. ~1916
Male
Son
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Campbell-County, Virginia |
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Rustburg |
| 1935 Residence (County) | Campbell |
| Additional Details | |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Farmer |
| Township / Ward | Rustburg |
| Est. Birth Year | ~1916 |
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 Jack | Age | Birth yr |
|---|---|---|---|---|
| Nannie Martin | Spouse | — | 45 | ~1895 |
| Jack Martin | Son | — | 24 | ~1916 |
| James Martin | Son | — | 26 | ~1914 |
| Irene Martin | Daughter | — | 14 | ~1926 |
| Emma Martin | Other | — | 80 | ~1860 |
| Charles Martin | Son | — | 11 | ~1929 |
Census Appearances
1930
Campbell, Virginia
Son, age 15
Campbell, Virginia · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Campbell-County, Virginia
Son, age 24
Campbell-County, Virginia · implied b. ~1916 — 6 household members
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Rustburg |
| 1935 Residence (County) | Campbell |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 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 Jack Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jack Martin
Son · 1940 · age 24 · b. ~1916 · Virginia
★ You are viewing this record
Sibling
James Martin
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Martin
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Martin
Sibling · 1940 · age 11
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 — Campbell-County, Virginia
Open full size
1940 US Federal Census — Campbell-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04252-00877)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nannie Martin | 45 | wife | — | Virginia |
| 42 | James E. Martin | 26 | son | Farmer | Virginia |
| 43 | Jack Martin THIS PERSON | 24 | son | Farmer | Virginia |
| 44 | Irene Martin | 14 | daughter | — | Virginia |
| 45 | Charles Martin | 11 | son | — | Virginia |
| 46 | Emma Martin | 80 | mother | — | Virginia |
| 47 | John F. Martin | 53 | head | Farmer | Virginia |
| 48 | Lillian Martin | 45 | wife | — | Virginia |
| 49 | John G. Martin | 22 | son | Farmer | Virginia |
| 50 | William Martin | 16 | son | — | Virginia |
| 51 | May Martin | 15 | daughter | — | Virginia |
| 52 | Richard Martin | 7 | son | Farmer | Virginia |
| 53 | John W. Harvey | 70 | head | Farmer | Virginia |
| 54 | Susie Harvey | 66 | wife | — | Virginia |
| 55 | George Harvey | 46 | son | Farmer | Virginia |
| 56 | Coral Harvey | 42 | son | Farmer | Virginia |
| 57 | Edward Harvey | 40 | son | Farmer | Virginia |
| 58 | Charles Harvey | 32 | son | Farmer | Virginia |
| 59 | Evelyn Harvey | 31 | daughter | Secretary | Virginia |
| 60 | Hilda Harvey | 27 | daughter | Teacher | Virginia |
| 61 | Mary H. Martin | 65 | sister | — | Virginia |
| 62 | Carlton R. Harvey | 35 | head | Farmer | Virginia |
| 63 | Mary Harvey | 38 | wife | — | Virginia |
| 64 | Thomas Harvey | 6 | son | — | Virginia |
| 65 | Robert Harvey | 4 | son | — | Virginia |
| 66 | Virginia Harvey | 1 | daughter | — | Virginia |
| 67 | Emmett Godsey | 21 | head | Farmer | Virginia |
| 68 | Rosa Godsey | 53 | mother | — | Virginia |
| 69 | Edith Godsey | 18 | sister | Student Worker | Virginia |
| 70 | Helen Godsey | 15 | sister | — | Virginia |
| 71 | Evelyn Godsey | 14 | sister | Secretary | Virginia |
| 72 | Charlotte Rhode | 65 | head | Secretary | Virginia |
| 73 | Mary B. Rhode | 76 | sister | — | Virginia |
| 74 | Harold Rhode | 15 | nephew | — | Virginia |
| 75 | Joseph H. Moore | 53 | head | Pipe Inspector | Virginia |
| 76 | Myrtle Moore | 47 | wife | Baker | Virginia |
| 77 | Margaret Moore | 21 | daughter | Office Work | Virginia |
| 78 | Dorothy Moore | 19 | daughter | Lunch Room | Virginia |
| 79 | Marion Moore | 17 | daughter | — | Virginia |
| 80 | Charles H. Wilson | 72 | head | Farmer | Virginia |
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)