WC
William Cross — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Louis, Missouri
Our Model Tree links this William Cross across the 1930 and 1940 US Censuses in St Louis, Missouri (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 9-person household.
Age 9
b. ~1921
Male
Son
Born: Missouri
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | St Louis, Missouri |
| Surname | Cross |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1921 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Robert Cross | Son | — | ~1930 | |
| William Cross | Son | — | 9 | ~1921 |
| Clyde Cross | Head | — | 40 | ~1890 |
| Mollie Cross | Spouse | — | 38 | ~1892 |
| Alma Cross | Daughter | — | 10 | ~1920 |
| Clyde Cross | Son | — | 1 | ~1929 |
| Bernice Cross | Daughter | — | 12 | ~1918 |
| Mildred Cross | Daughter | — | 5 | ~1925 |
| Clarence Cross | Son | — | 3 | ~1927 |
Census Appearances
1930
St Louis, …
Son, age 9
St Louis, Missouri · implied b. ~1921 — 9 household members
| Surname | Cross |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-City-County, Missouri
Son, age 19
St.-Louis-City-County, Missouri · implied b. ~1921 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cruss |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis |
| 1935 Residence (County) | St. Louis |
| Occupation | Janitor |
| Industry | private family |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 624 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 William Cross across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Cross
Son · 1930 · age 9 · b. ~1921 · Missouri
★ You are viewing this record
Sibling
Robert Cross
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alma Cross
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Cross
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Cross
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Cross
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clyde Cross
Sibling · 1930 · age 1
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
1930 US Federal Census — St Louis, Missouri
Open full size
1930 US Federal Census — St Louis, Missouri
Page Contents
50 people indexed on this census page (ia:1930:missouricensus00reel1237:0622)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | J Edmund | 50 | Brother | Laborer | Virginia |
| 52 | Herman Volker | 32 | Head | Salesman | Missouri |
| 53 | Pauline Parrish | 25 | Housekeeper | Housekeeper | Missouri |
| 54 | Thomas Kelam | 37 | Head | Agent | Jugoslavia |
| 55 | Frances Kelam | 31 | Wife | — | Missouri |
| 56 | Thomas Jr Kelam | 10 | Son | — | Missouri |
| 57 | George Kelam | 9 | Son | — | Missouri |
| 58 | John Kelam | 7 | Son | — | Missouri |
| 59 | Stephen Kelam | 31 | Brother | Salesman | Jugoslavia |
| 60 | William Simcic | 35 | Head | Foreman | Jugoslavia |
| 61 | Mary Simcic | 27 | Wife | — | Missouri |
| 62 | William Jr Simcic | 5 | Son | — | Missouri |
| 63 | Matthew Simcic | 4 | Son | — | Missouri |
| 64 | Joseph Simcic | 2 | Son | — | Missouri |
| 65 | Edward Simcic | 1 | Son | — | Missouri |
| 66 | Dorothy Simcic | 0 | Daughter | — | Missouri |
| 67 | George Ward | 40 | Head | Clerk | Missouri |
| 68 | Lillian Ward | 38 | Wife | — | Iowa |
| 69 | Kathryn Ward | 24 | Daughter | — | New York |
| 70 | Lillian Ward | 5 | Grandchild | — | Missouri |
| 71 | Robert Ward | 2 | Grandchild | — | Missouri |
| 72 | Ora Brown | 41 | Lodger | Laborer | Kansas |
| 73 | Frank Rogers | 30 | Lodger | Chauffeur | Missouri |
| 74 | Nellie Rogers | 28 | Lodger | Waitress | Missouri |
| 75 | William Wells | 51 | Head | Conductor | Indiana |
| 76 | Minnie Wells | 48 | Wife | — | Ireland |
| 77 | James Ferguson | 59 | Lodger | Manager | Missouri |
| 78 | Sidney S Grey | 53 | Head | Carpenter | Tennessee |
| 79 | Clyde Cross | 40 | Head | Laborer | Missouri |
| 80 | Mollie Cross | 38 | Wife | — | Missouri |
| 81 | Bernice Cross | 12 | Daughter | — | Missouri |
| 82 | Alma Cross | 10 | Daughter | — | Missouri |
| 83 | William Cross THIS PERSON | 9 | Son | — | Missouri |
| 84 | Mildred Cross | 5 | Daughter | — | Missouri |
| 85 | Clarence Cross | 3 | Son | — | Missouri |
| 86 | Clyde Jr Cross | 1 | Son | — | Missouri |
| 87 | Robert Cross | 0 | Son | — | Missouri |
| 88 | Frank Drew | 53 | Head | Chauffeur | Missouri |
| 89 | Pearl Drew | 22 | Wife | Servant | Missouri |
| 90 | Thomas W Walsh | 52 | Head | Truck Driver | Missouri |
| 91 | Annie Walsh | 31 | Wife | — | Missouri |
| 92 | Thomas Jr Walsh | 7 | Son | — | Missouri |
| 93 | Julia Walsh | 2 | Daughter | — | Missouri |
| 94 | Burt Dunn | 40 | Head | Painter | Illinois |
| 95 | Rose Dunn | 35 | Wife | — | Missouri |
| 96 | Burt Jr Dunn | 1 | Son | — | Missouri |
| 97 | Mary Walsh | 72 | Head | — | Missouri |
| 98 | Cornelius Walsh | 47 | Son | Detective | Missouri |
| 99 | James Walsh | 38 | Son | Store Keeper | Missouri |
| 100 | Michael Duffy | 77 | Boarder | — | New York |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)