JH
Jack Harris — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dallas-County, Texas
Our Model Tree links this Jack Harris across the 1930 and 1940 US Censuses in Dallas-County, Texas (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 6-person household.
Age 11
b. ~1929
Male
Son
Born: Texas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dallas-County, Texas |
| Surname | Harris |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (County) | Dallas |
| Additional Details | |
| Highest Grade | H-4 |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Township / Ward | Dallas City |
| Est. Birth Year | ~1929 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jack | Age | Birth yr |
|---|---|---|---|---|
| Irene Harris | Daughter | — | 16 | ~1924 |
| Jack Harris | Son | — | 11 | ~1929 |
| Walton Harris | Son | — | 24 | ~1916 |
| A Harris | Son | — | 19 | ~1921 |
| A Harris | Head | — | 21 | ~1919 |
| Sarah Harris | Spouse | — | 47 | ~1893 |
Census Appearances
1930
Dallas, Texas
Son, age 1
Dallas, Texas · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Dallas-County, Texas
Son, age 11
Dallas-County, Texas · implied b. ~1929 — 6 household members
| Surname | Harris |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (County) | Dallas |
| Highest Grade | H-4 |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 Jack Harris across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jack Harris
Son · 1940 · age 11 · b. ~1929 · Texas
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Sibling
A Harris
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Harris
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walton Harris
Sibling · 1940 · age 24
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 — Dallas-County, Texas
Open full size
1940 US Federal Census — Dallas-County, Texas
Page Contents
20 people indexed on this census page (nara:1940:m-t0627-04180-00027)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harold Gene Knight | 8 | Son | — | Texas |
| 42 | Norma Rae Knight | 6 | Daughter | — | Texas |
| 43 | Henry Lee Bellamy | 29 | Head | Zoo Keeper | Arkansas |
| 44 | Mildred M. Bellamy | 29 | Wife | — | Arkansas |
| 45 | Billie Earl Bellamy | 7 | Son | — | Texas |
| 46 | Betty Lou Bellamy | 5 | Daughter | — | Texas |
| 47 | C. W. Deloach | 70 | Father | — | Louisiana |
| 48 | Susan G. Deloach | 65 | Mother | — | Arkansas |
| 49 | W. J. Deloach | 26 | Brother-in-law | Waiter | Arkansas |
| 50 | Annie E. Justice | 73 | Head | 0 | Tennessee |
| 51 | Elton J. Smart | 31 | Head | Delivery Expert | Texas |
| 52 | Azelle L. Smart | 34 | Wife | — | Texas |
| 53 | Dennis Smart | 5 | Son | — | Arkansas |
| 54 | Maude Smart | 57 | Mother | — | Texas |
| 55 | A. W. Harris | 21 | Head | Salesman | Texas |
| 56 | Sarah E. Harris | 47 | Wife | — | Texas |
| 57 | Walton Harris | 24 | Son | Accounting Clerk | Texas |
| 58 | A. W. Harris | 19 | Son | — | Texas |
| 59 | Irene Harris | 16 | Daughter | — | Texas |
| 60 | Jack Harris THIS PERSON | 11 | Son | — | Texas |
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)