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Donald Walker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sacramento-County, California
Our Model Tree links this Donald Walker across the 1930 and 1940 US Censuses in Sacramento-County, California (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sacramento-County, California |
| Surname | Walker |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Carmichael Dist |
| 1935 Residence (County) | Sacramento |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Carmichael Dist |
| Est. Birth Year | ~1928 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| Charles Walker | Son | — | 6 | ~1934 |
| Robert Walker | Son | — | 5 | ~1935 |
| James Walker | Son | — | 9 | ~1931 |
| Beverly Walker | Daughter | — | 10 | ~1930 |
| Donald Walker | Son | — | 12 | ~1928 |
| Mary Pena | Other | — | 83 | ~1857 |
| Dorothy Walker | Daughter | — | 12 | ~1928 |
| Nadine Walker | Daughter | — | 13 | ~1927 |
| Mercedes Walker | Spouse | — | 37 | ~1903 |
| George Walker | Head | — | 37 | ~1903 |
Census Appearances
1930
Sacramento, California
Son, age 1
Sacramento, California · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilkerson |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Texas |
| Mother's Birthplace | Oklahoma |
| Can Read/Write | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Sacramento-County, California
Son, age 12
Sacramento-County, California · implied b. ~1928 — 10 household members
| Surname | Walker |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Carmichael Dist |
| 1935 Residence (County) | Sacramento |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Donald Walker across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Donald Walker
Son · 1940 · age 12 · b. ~1928 · California
★ You are viewing this record
Sibling
Charles Walker
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Walker
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nadine Walker
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beverly Walker
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Walker
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Walker
Sibling · 1940 · age 9
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 — Sacramento-County, California
Open full size
1940 US Federal Census — Sacramento-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00281-00253)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alice Pettibone | 29 | Head | — | California |
| 2 | Errol Pettibone | 43 | Husband | Salesman | Washington |
| 3 | Joan O'Neil | 25 | Sister | — | California |
| 4 | Charles Gallagher | 56 | Head | — | California |
| 5 | Pearl Graham | 40 | Head | — | Michigan |
| 6 | Irene Graham | 31 | Wife | — | Oregon |
| 7 | Thomas R. Graham | 7 | Son | — | California |
| 8 | Mary Alice Graham | 3 | Daughter | — | Oregon |
| 9 | Delphia Kay Graham | 1 | Daughter | — | California |
| 10 | Robert M. Graham | 0 | Son | — | California |
| 11 | Frank Konvalin | 53 | Head | Carpenter | Nebraska |
| 12 | Clara Konvalin | 50 | Wife | — | Nebraska |
| 13 | Morse Konvalin | 21 | Son | Cook | Nebraska |
| 14 | Lawrence Konvalin | 19 | Son | — | Nebraska |
| 15 | Robert Konvalin | 14 | Son | — | Nebraska |
| 16 | Earl Konvalin | 11 | Son | — | Nebraska |
| 17 | Hazel Konvalin | 25 | Son | Carpenter | Nebraska |
| 18 | Evelyn Konvalin | 23 | Wife | — | Nebraska |
| 19 | George W. Walker | 37 | Head | Clerk | California |
| 20 | Mercedes Walker | 37 | Wife | — | California |
| 21 | Nadine Walker | 13 | Daughter | — | California |
| 22 | Donald Walker THIS PERSON | 12 | Son | — | California |
| 23 | Dorothy Walker | 12 | Daughter | — | California |
| 24 | Beverly Walker | 10 | Daughter | — | California |
| 25 | James Walker | 9 | Son | — | California |
| 26 | Charles Walker | 6 | Son | — | California |
| 27 | Robert Walker | 5 | Son | — | California |
| 28 | Mary Pena | 83 | Lodger | — | California |
| 29 | Frank H. Mann | 31 | Head | Blacksmith Helper | Kansas |
| 30 | Beulah Mann | 26 | Wife | — | Kansas |
| 31 | Richard L. Mann | 6 | Son | — | New Mexico |
| 32 | Virginia Pearl Mann | 5 | Daughter | — | Kansas |
| 33 | Howard Jackson | 35 | Head | Carpenter | So. Dakota |
| 34 | Marion Jackson | 33 | Wife | — | California |
| 35 | Roger Jackson | 7 | Son | — | California |
| 36 | Grace Hamilton | 42 | Head | Telephone Oper. | California |
| 37 | John Hamilton | 55 | Husband | Gardener | England |
| 38 | Judith Hamilton | 15 | Daughter | — | California |
| 39 | Patricia Hamilton | 11 | Daughter | — | California |
| 40 | Ruth Bernoudy | 14 | Lodger | — | California |
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)