VS
Velma Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Sangamon-County, Illinois
Our Model Tree links this Velma Smith across the 1920, 1930 and 1940 US Censuses in Sangamon-County, Illinois (XGBoost, ~Confirmed), with identified parents Bert & Thomas — first a daughter (b.~1913), then head of a 5-person household.
Age 27
b. ~1913
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sangamon-County, Illinois |
| Surname | Smith |
| Given Name | Velma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Sangamon |
| Additional Details | |
| Occupation | stenographer |
| Industry | publishing co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 832 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Stenographer |
| Township / Ward | Springfield City |
| Est. Birth Year | ~1913 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Velma | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Smith | Spouse | — | 50 | ~1890 |
| Robert Dobb | Other | — | 18 | ~1922 |
| Thomas Smith | Head | — | 52 | ~1888 |
| Minnie Dobb | Daughter | — | 18 | ~1922 |
| Velma Smith | Daughter | — | 27 | ~1913 |
Census Appearances
1920
Sangamon, Illinois
Daughter, age 7
Sangamon, Illinois · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Velma A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Sangamon, Illinois
Daughter, age 17
Sangamon, Illinois · implied b. ~1913 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Velma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Sangamon-County, Illinois
Daughter, age 27
Sangamon-County, Illinois · implied b. ~1913 — 5 household members
| Surname | Smith |
| Given Name | Velma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Sangamon |
| Occupation | stenographer |
| Industry | publishing co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 832 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Velma Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Bert Smith (~0.92 confidence) and father Thomas Smith (~0.92 confidence) and mother Gertrude Smith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Bert Smith
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Thomas Smith
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Gertrude Smith
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Velma Smith
Daughter · 1940 · age 27 · b. ~1913 · Illinois
★ You are viewing this record
Sibling
Minnie Dobb
Sibling · 1940 · age 18
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 — Sangamon-County, Illinois
Open full size
1940 US Federal Census — Sangamon-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00886-00240)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Evans E. Brittin | 47 | Brother | Service Man | Illinois |
| 42 | Lucinda Miller | 23 | Niece | None | Illinois |
| 43 | Jennie B. Marcussen | 70 | Head | None | Illinois |
| 44 | Helen Marcussen | 42 | Daughter | Stenographer | Illinois |
| 45 | Camilla Marcussen | 41 | Daughter | None | Illinois |
| 46 | Earl E. Hepner | 49 | Head | Line Operator | Illinois |
| 47 | Elizabeth Hepner | 50 | Wife | None | Indiana |
| 48 | Loren B. Green | 31 | Head | Draftsman | Illinois |
| 49 | Julia Green | 27 | Wife | None | Illinois |
| 50 | Regina Green | 5 | Daughter | — | Illinois |
| 51 | Madeline Green | 65 | Mother | Furrier | Illinois |
| 52 | Nicholas Ridgely | 46 | Head | Inspector | Illinois |
| 53 | Jean M. Ridgely | 37 | Wife | Regist. Nurse | Illinois |
| 54 | Thomas B. Smith | 52 | Head | Teacher | Illinois |
| 55 | Gertrude Smith | 50 | Wife | None | Illinois |
| 56 | Velma Smith THIS PERSON | 27 | Daughter | Stenographer | Illinois |
| 57 | Robert M. Dobb | 18 | Son-in-law | None | Illinois |
| 58 | Minnie Dobb | 18 | Daughter | None | Illinois |
| 60 | Thomas A. Lewis | 51 | Head | Immigrant Inspector | Iowa |
| 61 | Leonora Lewis | 51 | Wife | None | Kansas |
| 62 | Charles E. Vancil | 60 | Head | Barber | Illinois |
| 63 | Nellie Vancil | 54 | Wife | None | Illinois |
| 64 | Earl Vancil | 20 | Son | Truck Driver | Illinois |
| 65 | Florin E. Barton | 27 | Head | Salesman | Illinois |
| 66 | Vivian Barton | 26 | Wife | None | Illinois |
| 67 | Judith Barton | 0 | Daughter | — | Illinois |
| 68 | George P. Ritchie | 61 | Head | Superintendent | Scotland |
| 69 | Dora Ritchie | 58 | Wife | None | Illinois |
| 70 | Andrew Ritchie | 26 | Son | Extra Work | Illinois |
| 71 | Scott Ritchie | 23 | Son | Extra Railway Work | Illinois |
| 72 | Keith Ritchie | 21 | Son | Extra Railway Work | Illinois |
| 73 | Cleve Ritchie | 19 | Son | Hard-Hearing Doesn'T Work | Illinois |
| 74 | Delmar Ritchie | 17 | Son | None | Illinois |
| 75 | Arthur Ritchie | 22 | Son | Greaser | Illinois |
| 76 | Mary Ritchie | 19 | Daughter | None | Illinois |
| 77 | Otto Snodgrass | 49 | Head | Fireman | Illinois |
| 78 | Margaret Snodgrass | 45 | Wife | None | Illinois |
| 79 | Virginia Snodgrass | 21 | Daughter | Operator | Illinois |
| 80 | Jack J. Snodgrass | 20 | Son | Usher | Illinois |
Pedigree Summary
Velma + 1 sibling
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)