WK
William Kramer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Napa-County, California
Our Model Tree links this William Kramer across the 1930 and 1940 US Censuses in Napa-County, California (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 7-person household.
Age 26
b. ~1914
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Napa-County, California |
| Surname | Kramer |
| Given Name | William G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Napa Twp |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Construction |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 600 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Truck Driver |
| Township / Ward | Napa Twp |
| Est. Birth Year | ~1914 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Le Kramer | Son | — | 20 | ~1920 |
| Evelyn Kramer | Daughter | — | 15 | ~1925 |
| William Kramer | Son | — | 26 | ~1914 |
| Martha Kramer | Spouse | — | 52 | ~1888 |
| Henry Kramer | Son | — | 24 | ~1916 |
| William Kramer | Head | — | 67 | ~1873 |
| Shirley Kramer | Daughter | — | 8 | ~1932 |
Census Appearances
1930
Napa, California
Son, age 16
Napa, California · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kramer |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Mississippi |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Napa-County, California
Son, age 26
Napa-County, California · implied b. ~1914 — 7 household members
| Surname | Kramer |
| Given Name | William G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Napa Twp |
| Occupation | Truck Driver |
| Industry | Construction |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 600 |
| Highest Grade | Hs 4 |
| 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 William Kramer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Kramer
Son · 1940 · age 26 · b. ~1914 · California
★ You are viewing this record
Sibling
Evelyn Kramer
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Kramer
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Kramer
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Le Kramer
Sibling · 1940 · age 20
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 — Napa-County, California
Open full size
1940 US Federal Census — Napa-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00269-00515)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Irene Tirks | 2 | Daughter | — | California |
| 42 | Bruce Tirks | 1 | Son | — | California |
| 43 | Joseph C. Schlegel | 59 | Head | Attendant | Indiana |
| 44 | Verta C. Schlegel | 54 | Wife | Chick Sexer | Ohio |
| 45 | Marjorie Schlegel | 25 | Daughter | Lather | California |
| 46 | George C. Wyatt | 57 | Head | — | West Virginia |
| 47 | Lillian Wyatt | 54 | Wife | — | West Virginia |
| 48 | Donald Wyatt | 20 | Son | — | Montana |
| 49 | Sawyer H. Masters | 67 | Head | Broker | Maryland |
| 50 | Mabel L. Masters | 65 | Wife | — | California |
| 51 | Imogene Terrell | 28 | Daughter | Attendant | California |
| 52 | Thomas G. Kearns | 27 | Hired Man | Laborer | Pennsylvania |
| 53 | Fred O. Pittsley | 47 | Head | Clerk | Massachusetts |
| 54 | Morris K. Pittsley | 41 | Wife | — | California |
| 55 | Bertha Jensen | 31 | Head | Seamstress | Missouri |
| 56 | Harriet Jensen | 12 | Daughter | — | California |
| 57 | Edward Jensen | 10 | Son | — | California |
| 58 | Victor Jensen | 9 | Son | — | California |
| 59 | Dwight Jensen | 7 | Son | — | California |
| 60 | William D. Kramer | 67 | Head | — | Iowa |
| 61 | Martha E. Kramer | 52 | Wife | — | Mississippi |
| 62 | Henry A. Kramer | 24 | Son | — | Alabama |
| 63 | William G. Kramer THIS PERSON | 26 | Son | Truck Driver | California |
| 64 | Le Roy P. Kramer | 20 | Son | Bundle Wrapper | California |
| 65 | Evelyn L. Kramer | 15 | Daughter | — | California |
| 66 | Shirley J. Kramer | 8 | Daughter | — | California |
| 67 | Jacob B. Shipman | 62 | Head | Inspector | Virginia |
| 68 | Charlotte Shipman | 51 | Wife | — | California |
| 69 | Donald J. Shipman | 23 | Son | Mechanic | California |
| 70 | James A. Mauchland | 29 | Head | Salesman | Kansas |
| 71 | Alice L. Mauchland | 27 | Wife | — | California |
| 72 | James R. Mauchland | 5 | Son | — | California |
| 73 | Alice R. Mauchland | 3 | Daughter | — | California |
| 74 | Jack Trowlin | 39 | Head | Printer | Kentucky |
| 75 | Ruth Trowlin | 38 | Wife | Nurse | Kentucky |
| 76 | Bud Lee Trowlin | 18 | Son | Dishwasher | Kansas |
| 77 | Patrick J. Asthy | 61 | Head | — | Ireland |
| 78 | Dewey J. Anderson | 37 | Head | Mechanic | California |
| 79 | Dorothy Anderson | 36 | Wife | — | California |
| 80 | Dewey Jr. Anderson | 17 | Son | — | California |
Related Census Records
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)