JK
James Knight — 1940 US Census Record
Model Tree available1940 United States Federal Census · King-County, Washington
Our Model Tree links this James Knight across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed), with identified parents Robert — first a head (b.~1902), then head of a 4-person household.
Age 38
b. ~1902
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Knight |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Seattle |
| 1935 Residence (County) | King |
| Additional Details | |
| Occupation | Butcher |
| Industry | own meat shop |
| Class of Worker | PW |
| Hours Worked | 72 |
| Income (1939) | 1500 |
| Highest Grade | 8 |
| 1935 Residence | Washington |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Butcher |
| Township / Ward | Woodinville |
| Est. Birth Year | ~1902 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Doreen Knight | Daughter | — | 13 | ~1927 |
| James Knight | Head | — | 38 | ~1902 |
| Henry Mullins | Other | — | 80 | ~1860 |
| Dora Knight | Spouse | — | 38 | ~1902 |
Census Appearances
1920
King, Washington
Son, age 17
King, Washington · implied b. ~1903 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Salesman |
| Industry | Grocery Co |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
King, Washington
Head, age 28
King, Washington · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 20 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Meat cutter |
| Industry | Retail Butch |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5500 |
| Radio Set | R |
| Veteran | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
King-County, Washington
Head, age 38
King-County, Washington · implied b. ~1902 — 4 household members
| Surname | Knight |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Seattle |
| 1935 Residence (County) | King |
| Occupation | Butcher |
| Industry | own meat shop |
| Class of Worker | PW |
| Hours Worked | 72 |
| Income (1939) | 1500 |
| Highest Grade | 8 |
| 1935 Residence | Washington |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 James Knight across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Knight (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Knight
b. ~1869
Source father
● Household
· direct · ~0.92
This person
Anchor record
James Knight
Head · 1940 · age 38 · b. ~1902 · Washington
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — King-County, Washington
Open full size
1940 US Federal Census — King-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04346-00984)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alvis Morris | 39 | Head | Farmer | Oklahoma |
| 2 | Avia Morris | 35 | Wife | Housewife | Iowa |
| 3 | Keith Morris | 10 | Son | — | Iowa |
| 4 | Kenneth Morris | 8 | Son | — | Iowa |
| 5 | Delbert O Woodard | 46 | Head | Laborer | Tennessee |
| 6 | Jennie L Woodard | 38 | Wife | Housewife | Missouri |
| 7 | Robert Woodard | 20 | Son | — | Missouri |
| 8 | Glenn Woodard | 18 | Son | — | Missouri |
| 9 | Byron Woodard | 16 | Son | — | Missouri |
| 10 | Wayne Woodard | 14 | Son | — | Missouri |
| 11 | Mary Frances Woodard | 12 | Daughter | — | Missouri |
| 12 | Clarence Hjort | 37 | Head | Farmer | Washington |
| 13 | Esther Hjort | 36 | Wife | Housewife | Washington |
| 14 | Thomas Hjort | 0 | Son | — | Washington |
| 15 | John P Koch | 63 | Head | Blacksmith | Germany |
| 16 | Hattie B Mcfall | 75 | Head | — | Illinois |
| 17 | William Ashley | 34 | Son | — | Kansas |
| 18 | James Knight THIS PERSON | 38 | Head | Butcher | New York |
| 19 | Dora Knight | 38 | Wife | Housewife | Minnesota |
| 20 | Doreen Knight | 13 | Daughter | — | Washington |
| 21 | Henry Mullins | 80 | Father in law | — | Virginia |
| 22 | Milo Miller | 20 | Head | Clerk | Nebraska |
| 23 | Milton B Krones | 30 | Head | Clerk | Iowa |
| 24 | Sybil A Krones | 28 | Wife | Clerk | Washington |
| 25 | Milford De Young | 25 | Head | Housewife | Washington |
| 26 | Frances De Young | 27 | Wife | Truck Driver | Missouri |
| 27 | James Calkins | 27 | Head | Housewife | Kentucky |
| 28 | Alice Calkins | 25 | Wife | Laborer | Washington |
| 29 | Charles Calkins | 8 | Son | Housewife | Washington |
| 30 | Lanier Calkins | 1 | Daughter | — | Washington |
| 31 | Fred I Phillis | 50 | Head | Boom Man | Washington |
| 32 | Nellie M Phillis | 46 | Wife | Housewife | Nebraska |
| 33 | Myrtle L Phillis | 19 | Daughter | — | Washington |
| 34 | Filmore Phillis | 60 | Brother | — | Washington |
| 35 | Raymond Axtell | 23 | Head | Fumigating | Minnesota |
| 36 | Etta Axtell | 24 | Wife | — | Washington |
| 37 | John De Young | 49 | Head | Merchant | Michigan |
| 38 | Ellen De Young | 47 | Wife | Housewife | Missouri |
| 39 | Frances De Young | 24 | Daughter | Bookkeeper | Washington |
| 40 | Lowell De Young | 17 | Son | — | Washington |
Pedigree Summary
James
Gen 1 · 1 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)