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Earl Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Campbell-County, Kentucky
Our Model Tree links this Earl Martin across the 1930 and 1940 US Censuses in Campbell-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 10-person household.
Age 18
b. ~1922
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Campbell-County, Kentucky |
| Surname | Martin |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Newport City |
| 1935 Residence (County) | Campbell |
| Additional Details | |
| Occupation | New worker |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | New Worker |
| Township / Ward | Newport City |
| Est. Birth Year | ~1922 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Earl | Age | Birth yr |
|---|---|---|---|---|
| Donald Martin | Son | — | 7 | ~1933 |
| Billy Martin | Son | — | 1 | ~1939 |
| Helen Martin | Daughter | — | 11 | ~1929 |
| Shirley Martin | Son | — | 13 | ~1927 |
| Earl Martin | Son | — | 18 | ~1922 |
| Virginia Martin | Daughter | — | 15 | ~1925 |
| Lillie Martin | Spouse | — | 36 | ~1904 |
| Andrew Muriel | Other | — | 74 | ~1866 |
| Virgil Hall | Other | — | 37 | ~1903 |
| Miller Martin | Head | — | 39 | ~1901 |
Census Appearances
1930
Campbell, Kentucky
Son, age 8
Campbell, Kentucky · implied b. ~1922 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Earl |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Campbell-County, Kentucky
Son, age 18
Campbell-County, Kentucky · implied b. ~1922 — 10 household members
| Surname | Martin |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Newport City |
| 1935 Residence (County) | Campbell |
| Occupation | New worker |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Earl Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Earl Martin
Son · 1940 · age 18 · b. ~1922 · Kentucky
★ You are viewing this record
Sibling
Shirley Martin
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Martin
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billy Martin
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Martin
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Martin
Sibling · 1940 · age 7
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, Kentucky
Open full size
1940 US Federal Census — Campbell-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01289-00374)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Vergia Cairns | 28 | Wife | — | Kentucky |
| 42 | King John Cairns | 4 | Son | — | Kentucky |
| 43 | Edw Myers | 20 | Nephew | Dishwasher | W. Virginia |
| 44 | J. D. Cairns | 55 | Head | Merchant | Kentucky |
| 45 | Margarette Cairns | 44 | Wife | Grocer Clerk | Kentucky |
| 46 | Joseph Cairns | 15 | Son | — | Kentucky |
| 47 | Margaret Cairns | 13 | Daughter | — | Kentucky |
| 48 | Anna Cairns | 78 | Mother | — | Ohio |
| 49 | Carrie Meters | 32 | Head | — | Kentucky |
| 50 | Arnold Richardson | 38 | Head | Laborer | Kentucky |
| 51 | Alta Richardson | 42 | Wife | — | Kentucky |
| 52 | Dorothy Richardson | 15 | Daughter | — | Kentucky |
| 53 | Billy Richardson | 11 | Son | — | Kentucky |
| 54 | Miller Martin | 39 | Head | Helper On Crane | Kentucky |
| 55 | Lillie Martin | 36 | Wife | — | Kentucky |
| 56 | Earl Martin THIS PERSON | 18 | Son | New Worker | Kentucky |
| 57 | Virginia Martin | 15 | Daughter | — | Kentucky |
| 58 | Shirley Martin | 13 | Son | — | Kentucky |
| 59 | Helen Martin | 11 | Daughter | — | Kentucky |
| 60 | Donald Martin | 7 | Son | — | Kentucky |
| 61 | Billy Martin | 1 | Son | — | Kentucky |
| 62 | Andrew Muriel | 74 | Father-in-law | — | Kentucky |
| 63 | Virgil Hall | 37 | Boarder | Craneman | Kentucky |
| 64 | Orbie Allen | 31 | Head | Iron Cutter | Kentucky |
| 65 | Esther Allen | 27 | Wife | — | Kentucky |
| 66 | Edw Allen | 7 | Son | — | Kentucky |
| 67 | Robert Allen | 3 | Son | — | Kentucky |
| 68 | Hazel York | 30 | Head | Kitchen Helper | Kentucky |
| 69 | Anna Middaugh | 81 | Head | Cookery Girl | Kentucky |
| 70 | Allen Crispin | 84 | Boarder | — | Kentucky |
| 71 | Ella Kennedy | 20 | Head | — | Ohio |
| 72 | Sam Barton | 61 | Boarder | — | Kentucky |
| 73 | Phillip Tinley | 50 | Head | Bartender | Ohio |
| 74 | Katherine Tinley | 48 | Wife | — | Ohio |
| 75 | Edw Fischer | 25 | Head | Bartender'S Helper | Kentucky |
| 76 | Marie Fischer | 23 | Wife | — | Kentucky |
| 77 | Edw Gresnick | 63 | Head | — | Kentucky |
| 78 | Kate Gresnick | 59 | Wife | — | Ohio |
| 79 | Ethel Gresnick | 31 | Daughter | Stenographer | Kentucky |
| 80 | Edw Seibert | 54 | Head | Welder | Kentucky |
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)