LM
Lillian Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-County, Maryland
Our Model Tree links this Lillian Martin across the 1920, 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed), with identified parents Albert & Chester — first a spouse (b.~1915), then head of a 8-person household.
Age 25
b. ~1915
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-County, Maryland |
| Surname | Martin |
| Given Name | Lillian Irene |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Catonsville (part of) |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Catonsville Part Of |
| Est. Birth Year | ~1915 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lillian | Age | Birth yr |
|---|---|---|---|---|
| Anna Martin | Other | — | 17 | ~1923 |
| Lillian Martin | Spouse | — | 25 | ~1915 |
| Howard Martin | Head | — | 29 | ~1911 |
| James Martin | Other | — | 22 | ~1918 |
| Doris Martin | Daughter | — | 5 | ~1935 |
| Howard Martin | Son | — | 7 | ~1933 |
| Alvin Martin | Son | — | 2 | ~1938 |
| Wm Martin | Son | — | 3 | ~1937 |
Census Appearances
Daughter, age 4
Baltimore, Maryland · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Louise |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Daughter, age 14
Baltimore, Maryland · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Lina |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-County, Maryland
Spouse, age 25
Baltimore-County, Maryland · implied b. ~1915 — 8 household members
| Surname | Martin |
| Given Name | Lillian Irene |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Catonsville (part of) |
| 1935 Residence (County) | Baltimore |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 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 Lillian Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Martin (~0.92 confidence) and father Chester Martin (~0.92 confidence) and mother Maggie Martin (~0.92 confidence) and mother Sadie Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Martin
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Chester Martin
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Maggie Martin
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Sadie Martin
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lillian Martin
Spouse · 1940 · age 25 · b. ~1915 · 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-t0627-01503-00354)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Louis Hay | 19 | Son | Clerk | Maryland |
| 42 | Lillian Howes | 54 | Head | — | Maryland |
| 43 | Robert Howes | 12 | Son | — | Maryland |
| 44 | Harry Brosenne | 39 | Head | — | Maryland |
| 45 | Catherine Brosenne | 35 | Wife | — | Maryland |
| 46 | Jean Marie Brosenne | 6 | Daughter | — | Maryland |
| 47 | Mary Catherine Brosenne | 5 | Daughter | — | Maryland |
| 48 | Joan Marlin Brosenne | 3 | Daughter | — | Maryland |
| 49 | Harriet Ann Brosenne | 1 | Daughter | — | Maryland |
| 50 | Howard W. Martin | 29 | Head | Helper | Maryland |
| 51 | Lillian Irene Martin THIS PERSON | 25 | Wife | — | Maryland |
| 52 | Howard W. Jr. Martin | 7 | Son | — | Maryland |
| 53 | Doris Lee Martin | 5 | Daughter | — | Maryland |
| 54 | Wm Richard Martin | 3 | Son | — | Maryland |
| 55 | Alvin Leroy Martin | 2 | Son | — | Maryland |
| 56 | James R. Martin | 22 | Brother | Helper | Maryland |
| 57 | Anna Marie Martin | 17 | Sister-in-law | — | Maryland |
| 58 | Fred Zimmerman | 49 | Head | Farmer | Maryland |
| 59 | Florence Zimmerman | 48 | Wife | — | Maryland |
| 60 | (Taken In Town) | None | — | — | — |
| 61 | — | None | — | — | — |
| 62 | Norman R. Mellen | 44 | Head | Electrician Service | Maryland |
| 63 | Madeline Mellen | 37 | Wife | — | Maryland |
| 64 | N. Roger Jr. Mellen | 17 | Son | — | Maryland |
| 65 | Mark Mellen | 14 | Son | — | Maryland |
| 66 | Ruby Mellen | 11 | Daughter | — | Maryland |
| 67 | Kenneth Mellen | 9 | Son | — | Maryland |
| 68 | Robert Mellen | 6 | Son | — | Maryland |
| 69 | Ann Mellen | 3 | Daughter | — | Maryland |
| 70 | Andrew Zeplin | 45 | Head | Postman | Maryland |
| 71 | Mary Zeplin | 46 | Wife | — | Pennsylvania |
| 72 | Donnell Zeplin | 20 | Son | Apprentice Machinist | Maryland |
| 73 | Rose Mary Zeplin | 14 | Daughter | — | Maryland |
| 74 | Andrew Zeplin | 9 | Son | — | Maryland |
| 75 | Willard Zeplin | 6 | Son | — | Maryland |
| 76 | Bartholomew M. Donnelly | 74 | Head | — | Pennsylvania |
| 77 | Rose Mary Donnelly | 73 | Wife | — | Maryland |
| 78 | Edward Donnelly | 40 | Son | Conductor | Maryland |
| 79 | Benjamin F. Jenkins | 67 | Head | — | Maryland |
| 80 | Susie A. Jenkins | 24 | Wife | — | Virginia |
Related Census Records
Pedigree Summary
Lillian
Gen 1 · 4 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)