KS
Katherine Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Katherine Smith across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 11-person household.
Age 11
b. ~1929
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Smith |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Anne Arundel |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same House |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1929 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Katherine | Age | Birth yr |
|---|---|---|---|---|
| Le Smith | Daughter | — | 3 | ~1937 |
| Marie Smith | Daughter | — | 2 | ~1938 |
| Eleanor Smith | Daughter | — | 5 | ~1935 |
| Evelyn Smith | Daughter | — | 13 | ~1927 |
| Katherine Smith | Daughter | — | 11 | ~1929 |
| Edward Smith | Head | — | 46 | ~1894 |
| William Smith | Son | — | ~1940 | |
| Robert Smith | Son | — | 10 | ~1930 |
| George Smith | Son | — | 14 | ~1926 |
| Calvin Smith | Son | — | 6 | ~1934 |
| Mary Smith | Spouse | — | 35 | ~1905 |
Census Appearances
1930
None, Maryland
Other, age
None, Maryland · implied b. ~1930 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Katherine V |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 11
Baltimore-City-County, Maryland · implied b. ~1929 — 11 household members
| Surname | Smith |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Anne Arundel |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same House |
| 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 Katherine Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Katherine Smith
Daughter · 1940 · age 11 · b. ~1929 · Maryland
★ You are viewing this record
Sibling
Evelyn Smith
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Smith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Smith
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Smith
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Smith
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Calvin Smith
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Le Smith
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Smith
Sibling · 1940 · age 5
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
40 people indexed on this census page (nara:1940:m-t0627-01536-00080)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elegius Corbin | 29 | Head | Presser | Virginia |
| 42 | Dorothy Corbin | 16 | Daughter | — | Maryland |
| 43 | Milton Corbin | 15 | Son | — | Maryland |
| 44 | William Hutchinson | 52 | Head | Track Foreman | Maryland |
| 45 | Ida Hutchinson | 51 | Wife | — | Maryland |
| 46 | Alvin Hutchinson | 20 | Son | Truckman | Maryland |
| 47 | George W. Heill | 44 | Head | Pin Boy | Maryland |
| 48 | Sarah E. Heill | 67 | Mother | — | Maryland |
| 49 | Grace T. Heill | 20 | Daughter | — | Maryland |
| 50 | Walter W. Heill | 22 | Son | Truck Yard Helper | Maryland |
| 51 | Lillie Marie Heill | 2 | Granddaughter | — | Maryland |
| 52 | Edward Smith | 46 | Head | Chauffer | Maryland |
| 53 | Mary D. Smith | 35 | Wife | — | Maryland |
| 54 | George Smith | 14 | Son | — | Maryland |
| 55 | Evelyn Smith | 13 | Daughter | — | Maryland |
| 56 | Katherine Smith THIS PERSON | 11 | Daughter | — | Maryland |
| 57 | Robert Smith | 10 | Son | — | Maryland |
| 58 | Calvin Smith | 6 | Son | — | Maryland |
| 59 | Eleanor Smith | 5 | Daughter | — | Maryland |
| 60 | Le Anna Smith | 3 | Daughter | — | Maryland |
| 61 | Marie Smith | 2 | Daughter | — | Maryland |
| 62 | William Smith | 0 | Son | — | Maryland |
| 63 | Plummer Odum | 48 | Head | Engineer | North Carolina |
| 64 | Mable D. Odum | 47 | Wife | — | Maryland |
| 65 | Vashti Odum | 20 | Daughter | — | Maryland |
| 66 | Alexander Odum | 13 | Son | — | Maryland |
| 67 | Melvin Odum | 6 | Son | — | Maryland |
| 68 | Robert Foster | 2 | Grandson | — | Maryland |
| 69 | Bernard Tyler | 44 | Head | Carpenter | Maryland |
| 70 | William Johnson | 53 | Head | — | Maryland |
| 71 | Lillian D. Johnson | 45 | Wife | — | Maryland |
| 72 | William Johnson | 20 | Son | Helper | Maryland |
| 73 | Daniel Johnson | 18 | Son | — | Maryland |
| 74 | Earl Johnson | 17 | Son | — | Maryland |
| 75 | Clarence Johnson | 14 | Son | — | Maryland |
| 76 | James Johnson | 12 | Son | — | Maryland |
| 77 | Edna Johnson | 10 | Daughter | — | Maryland |
| 78 | Linwood Johnson | 7 | Son | — | Maryland |
| 79 | Mary Johnson | 6 | Daughter | — | Maryland |
| 80 | Olie Johnson | 3 | Son | — | 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)