DS
Doris Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Doris Smith across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Smith |
| Given Name | Doris R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore city |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1925 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Doris | Age | Birth yr |
|---|---|---|---|---|
| Frances Smith | Daughter | — | 13 | ~1927 |
| Mary Smith | Daughter | — | 17 | ~1923 |
| Betty Smith | Daughter | — | 10 | ~1930 |
| Doris Smith | Daughter | — | 15 | ~1925 |
| Catherine Smith | Daughter | — | 21 | ~1919 |
| James Smith | Head | — | 45 | ~1895 |
| John Smith | Son | — | 19 | ~1921 |
| Joseph Smith | Son | — | 12 | ~1928 |
| Agnes Smith | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Baltimore, Maryland
Daughter, age 5
Baltimore, Maryland · implied b. ~1925 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Doris R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 15
Baltimore-City-County, Maryland · implied b. ~1925 — 9 household members
| Surname | Smith |
| Given Name | Doris R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore city |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | No 8 |
| 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 Doris Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Doris Smith
Daughter · 1940 · age 15 · b. ~1925 · Maryland
★ You are viewing this record
Sibling
Betty Smith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Smith
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Smith
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Smith
Sibling · 1940 · age 21
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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01515-00304)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thomas E. Christie | 0 | Son | — | Maryland |
| 42 | James Smith | 45 | Head | Motorman | District of Columbia |
| 43 | Agnes C. Smith | 42 | Wife | — | Maryland |
| 44 | Catherine A. Smith | 21 | Daughter | Salesperson | Maryland |
| 45 | John J. Smith | 19 | Son | Draftsman | Maryland |
| 46 | Mary L. Smith | 17 | Daughter | — | Maryland |
| 47 | Doris R. Smith THIS PERSON | 15 | Daughter | — | Maryland |
| 48 | Frances E. Smith | 13 | Daughter | — | Maryland |
| 49 | Joseph E. Smith | 12 | Son | — | Maryland |
| 50 | Betty Ann Smith | 10 | Daughter | — | Maryland |
| 51 | William J. Nichol | 69 | Head | — | Maryland |
| 52 | Ellen T. Nichol | 65 | Wife | — | Maryland |
| 53 | Florence Nichol | 38 | Daughter | Salesgirl | Maryland |
| 54 | Mary Kitchenstein | 67 | Sister in law | Seamstress | Maryland |
| 55 | Preston C. Dell | 47 | Head | Painter | Maryland |
| 56 | Belva J. Dell | 41 | Wife | — | Maryland |
| 57 | Ella Schultz | 57 | Head | — | Germany |
| 58 | Carl M. Schultz | 19 | Son | Conveyor Mechanic | Maryland |
| 59 | Freda Knight | 33 | Daughter | Waitress | Maryland |
| 60 | Delores G. Knight | 15 | Granddaughter | — | Maryland |
| 61 | Roy Dorr | 50 | Head | Automobile Mechanic | Pennsylvania |
| 62 | Barbara Dorr | 52 | Wife | — | Pennsylvania |
| 63 | Richard L. Drury | 69 | Head | — | Maryland |
| 64 | Laura P. Drury | 67 | Wife | — | Maryland |
| 65 | Edward Akehurst | 62 | Head | Painter | Maryland |
| 66 | Louise B. Akehurst | 40 | Wife | — | Maryland |
| 67 | Emily Akehurst | 16 | Daughter | — | Maryland |
| 68 | Ida Akehurst | 12 | Daughter | — | Maryland |
| 69 | Louise Akehurst | 10 | Daughter | — | Maryland |
| 70 | William H. Hunter | 75 | Head | Paper Hanger | Maryland |
| 71 | Mary J. Hunter | 73 | Wife | — | Maryland |
| 72 | William J. Hunter | 31 | Son | Real Estate | Maryland |
| 73 | Samuel Libelman | 54 | Head | — | Russia |
| 74 | Jennie Libelman | 51 | Wife | — | Russia |
| 75 | Simon Libelman | 22 | Son | Salesman | Maryland |
| 76 | Geraldine Libelman | 20 | Daughter | Saleslady | Maryland |
| 77 | William Lewis | 53 | Head | Clergyman | England |
| 78 | Mabel A. Lewis | 47 | 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)