AM
Arthur Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-County, Maryland
Our Model Tree links this Arthur Martin across the 1920, 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed), with identified parents Charles & Margaret — first a head (b.~1895), then head of a 4-person household.
Age 45
b. ~1895
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-County, Maryland |
| Surname | Martin |
| Given Name | Arthur C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Occupation | 60 |
| Industry | Farm |
| Class of Worker | Operator |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | 60 |
| Township / Ward | Hampstead Sparks |
| Est. Birth Year | ~1895 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Leana Martin | Daughter | — | 10 | ~1930 |
| Hellen Martin | Daughter | — | 11 | ~1929 |
| Arthur Martin | Head | — | 45 | ~1895 |
| Anna Martin | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Baltimore, Maryland
Son, age 25
Baltimore, Maryland · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farm Labor |
| Industry | Farmer |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 36
Baltimore, Maryland · implied b. ~1894 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Arthur V. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-County, Maryland
Head, age 45
Baltimore-County, Maryland · implied b. ~1895 — 4 household members
| Surname | Martin |
| Given Name | Arthur C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (County) | Baltimore |
| Occupation | 60 |
| Industry | Farm |
| Class of Worker | Operator |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Arthur Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Martin (~0.92 confidence) and mother Margaret Martin (~0.92 confidence) and mother Nellie Martin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Martin
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Margaret Martin
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Nellie Martin
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Martin
Head · 1940 · age 45 · b. ~1895 · Maryland
★ 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 — Baltimore-County, Maryland
Open full size
1940 US Federal Census — Baltimore-County, Maryland
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-01504-00218)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Barbra H Gill | 3 | Daughter | Same Place | — |
| 2 | John F Tracey | 36 | Head | 44 | Maryland |
| 3 | Hilda E Tracey | 30 | Wife | — | Maryland |
| 4 | Thomas W Brown | 49 | Head | 60 | Maryland |
| 5 | Hazel L Brown | 36 | Wife | — | North Carolina |
| 6 | Rossell L Brown | 22 | Son | 44 | Maryland |
| 7 | Dorothy Z Brown | 5 | Daughter | Same Place | — |
| 8 | Timmie W Brown | 2 | Son | Same Place | — |
| 9 | Robert B Shipley | 51 | Head | 50 | Maryland |
| 10 | Nancy E Shipley | 50 | Wife | — | Maryland |
| 11 | Benj G Milley | 77 | Father-in-law | — | Maryland |
| 12 | Cora M Milley | 70 | Mother-in-law | — | Maryland |
| 13 | Ruth Milley | 42 | Sister-in-law | 30 | Maryland |
| 14 | Gilbert G Milley | 39 | Head | 60 | Maryland |
| 15 | Opal D Milley | 38 | Wife | — | Maryland |
| 16 | Benjamin Milley | 14 | Son | — | Maryland |
| 17 | Gara Walker | 62 | Head | — | Maryland |
| 18 | Gilbert E Fowble | 38 | Head | 44 | Maryland |
| 19 | Ethel G Fowble | 33 | Wife | — | Maryland |
| 20 | Orason E Fowble | 15 | Son | — | Maryland |
| 21 | Gilbert E Jr Fowble | 13 | Son | — | Maryland |
| 22 | Robert J Fowble | 9 | Son | — | Maryland |
| 23 | Mary R Fowble | 3 | Daughter | Same Place | — |
| 24 | William T Cockey | 41 | Head | 40 | Maryland |
| 25 | Rebecca C Cockey | 43 | Wife | — | Pennsylvania |
| 26 | Ernest G Wyman | 51 | Lodger | Laborer | Sweden |
| 27 | Harry N Stevig | 72 | Head | 60 | Maryland |
| 28 | Lydia M Stevig | 71 | Wife | — | Maryland |
| 29 | Charley O Martin | 72 | Head | 60 | Maryland |
| 30 | Maggie D Martin | 67 | Wife | — | Maryland |
| 31 | Arthur C Martin THIS PERSON | 45 | Head | 60 | Maryland |
| 32 | Anna E Martin | 45 | Wife | — | Maryland |
| 33 | Hellen M Martin | 11 | Daughter | — | Maryland |
| 34 | Leana G Martin | 10 | Daughter | — | Maryland |
| 35 | Clarence W Albon | 49 | Head | 60 | Maryland |
| 36 | Nellie A Albon | 40 | Wife | — | Maryland |
| 37 | Wilko W Wolfe | 9 | Lodger | — | Maryland |
Pedigree Summary
Arthur
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)