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Sarah Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-County, Maryland
Our Model Tree links this Sarah Martin across the 1920, 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 2-person household.
Age 59
b. ~1881
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-County, Maryland |
| Surname | Martin |
| Given Name | Sarah J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Sparks Maryland. |
| 1935 Residence (County) | Balto |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Sparks Maryland |
| Est. Birth Year | ~1881 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| Monroe Martin | Son | — | 28 | ~1912 |
| Sarah Martin | Spouse | — | 59 | ~1881 |
Census Appearances
1920
Baltimore, Maryland
Spouse, age 40
Baltimore, Maryland · implied b. ~1880 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Sadie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Spouse, age 50
Baltimore, Maryland · implied b. ~1880 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Sarah E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 20 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Slate Roof |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-County, Maryland
Spouse, age 59
Baltimore-County, Maryland · implied b. ~1881 — 2 household members
| Surname | Martin |
| Given Name | Sarah J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Sparks Maryland. |
| 1935 Residence (County) | Balto |
| Highest Grade | No 8 |
| 1935 Residence | Maryland |
| 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 Sarah Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Sarah Martin
Spouse · 1940 · age 59 · b. ~1881 · 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
40 people indexed on this census page (nara:1940:m-t0627-01504-00215)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sarah J. Martin THIS PERSON | 59 | Wife | — | Maryland |
| 42 | Monroe H. Martin | 28 | Son | — | Maryland |
| 43 | George F. Bauer | 76 | Head | — | Maryland |
| 44 | Katie A. Bauer | 70 | Wife | — | Maryland |
| 45 | Franklin Martin | 82 | Lodger | — | Maryland |
| 46 | George W. Crowley | 16 | Grandson | Clerk | Maryland |
| 47 | William M. Costner | 39 | Head | Carpenter | North Carolina |
| 48 | Myrtle R. Costner | 40 | Wife | — | North Carolina |
| 49 | Lucy W. Costner | 11 | Daughter | — | Virginia |
| 50 | Ruth C. Deal | 19 | Lodger | — | North Carolina |
| 51 | Billy Q. Heath | 23 | Head | Laborer | Virginia |
| 52 | Edith M. Heath | 16 | Wife | — | North Carolina |
| 53 | Helen D. Heath | 1 | Daughter | — | Maryland |
| 54 | Frank Taylor | 28 | Lodger | — | North Carolina |
| 55 | Roland T. Ensor | 32 | Head | Laborer | Maryland |
| 56 | Delma L. Ensor | 22 | Wife | — | Maryland |
| 57 | Mary E. Ensor | 6 | Daughter | — | Maryland |
| 58 | Mable F. Ensor | 3 | Daughter | — | Maryland |
| 59 | Ernest J. Turnbaugh | 36 | Head | Farm | Maryland |
| 60 | Irene M. Turnbaugh | 35 | Wife | — | Maryland |
| 61 | Ernest Jr. Turnbaugh | 10 | Son | — | Maryland |
| 62 | Vernon Turnbaugh | 5 | Son | — | Maryland |
| 63 | Nettie V. Turnbaugh | 3 | Daughter | — | Maryland |
| 64 | Willis W. Wirtz | 38 | Head | Farm | Maryland |
| 65 | Mary S. Wirtz | 51 | Wife | — | Maryland |
| 66 | Vernon Wirtz | 12 | Son | — | Maryland |
| 67 | Margaret Wirtz | 10 | Daughter | — | Maryland |
| 68 | Donald Wirtz | 8 | Son | — | Maryland |
| 69 | Lasco W. Hackley | 24 | Head | Chauffer | Virginia |
| 70 | Emily E. Hackley | 24 | Wife | — | Maryland |
| 71 | Ralph Hackley | 2 | Son | — | Maryland |
| 72 | Charley E. Wirtz | 37 | Head | Carpenter | Maryland |
| 73 | Rose F. Wirtz | 34 | Wife | — | Maryland |
| 74 | Charles L. Wirtz | 12 | Son | — | Maryland |
| 75 | James L. Wirtz | 11 | Son | — | Maryland |
| 76 | Lawrence E. Wirtz | 9 | Son | — | Maryland |
| 77 | Mary E. Wirtz | 7 | Daughter | — | Maryland |
| 78 | Hilda L. Wirtz | 5 | Daughter | — | Maryland |
| 79 | George W. Nash | 56 | Head | Farm | Maryland |
| 80 | Anna Bell Nash | 53 | Wife | — | Maryland |
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)