MJ
Mary Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Travis-County, Texas
Our Model Tree links this Mary Jackson across the 1920, 1930 and 1940 US Censuses in Travis-County, Texas (XGBoost, ~Confirmed), with identified parents Calvin & Clara — first a daughter (b.~1893), then head of a 6-person household.
Age 47
b. ~1893
Female
Daughter
Born: Texas
Divorced
1940 Census Record Details
| Census Year | 1940 |
| Location | Travis-County, Texas |
| Surname | Jackson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 47 |
| Marital Status | Divorced |
| Birthplace | Texas |
| 1935 Residence (City) | Austin City |
| 1935 Residence (County) | Travis |
| Additional Details | |
| Occupation | Cook |
| Industry | For Family |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 520 |
| Highest Grade | No |
| 1935 Residence | Same Place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Occupation | Cook |
| Township / Ward | Austin City |
| Est. Birth Year | ~1893 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Jackson | Daughter | — | 47 | ~1893 |
| Fairlee Jackson | Head | — | 72 | ~1868 |
| Irvie Miles | Other | — | 33 | ~1907 |
| Millie Jackson | Other | — | 44 | ~1896 |
| Sam Jackson | Son | — | 38 | ~1902 |
| Essie Jennings | Spouse | — | 35 | ~1905 |
Census Appearances
1920
Travis, Texas
Daughter, age 27
Travis, Texas · implied b. ~1893 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Occupation | Cook |
| Industry | Private Home |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1930
Travis, Texas
Daughter, age 37
Travis, Texas · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Occupation | Cook |
| Industry | Private family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Travis-County, Texas
Daughter, age 47
Travis-County, Texas · implied b. ~1893 — 6 household members
| Surname | Jackson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 47 |
| Marital Status | Divorced |
| Birthplace | Texas |
| 1935 Residence (City) | Austin City |
| 1935 Residence (County) | Travis |
| Occupation | Cook |
| Industry | For Family |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 520 |
| Highest Grade | No |
| 1935 Residence | Same Place |
| 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 Mary Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Calvin Jackson (~0.92 confidence) and mother Clara Jackson (~0.92 confidence) and mother Fairlee Jackson (~0.92 confidence) and mother Paralee Jackson (~0.92 confidence) and mother Essie Jennings (~0.50 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.84
Father
Calvin Jackson
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Clara Jackson
b. ~1867
Source mother
● Household
· direct · ~0.92
Mother
Fairlee Jackson
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Paralee Jackson
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Essie Jennings
b. ~1905
Source mother
● Household
· direct · ~0.5
This person
Anchor record
Mary Jackson
Daughter · 1940 · age 47 · b. ~1893 · Texas
★ You are viewing this record
Sibling
Sam Jackson
Sibling · 1940 · age 38
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 — Travis-County, Texas
Open full size
1940 US Federal Census — Travis-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04149-00352)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hammie Lee Billingsley | 10 | Son | — | Texas |
| 2 | Fred Preston | 42 | Head | Laundress | Texas |
| 3 | Viola Preston | 34 | Wife | — | Texas |
| 4 | Millie Cozine | 17 | Sister | — | Texas |
| 5 | — | None | — | — | — |
| 6 | Will Reese | 58 | Head | Janitor | Texas |
| 7 | Millie Mae Reese | 48 | Wife | — | Texas |
| 8 | Will Ivory | 48 | Head | Dry Cleaner | Texas |
| 9 | Nannie Ivory | 46 | Wife | Laundress | Texas |
| 10 | Aretha Nora Barnes | 22 | Daughter | Cook | Texas |
| 11 | Elsie Corrie Barnes | 20 | Daughter | Saleswoman | Texas |
| 12 | Fairlee Jackson | 72 | Head | — | Texas |
| 13 | Mary Jackson THIS PERSON | 47 | Daughter | Cook | Texas |
| 14 | Sam Jackson | 38 | Son | — | Texas |
| 15 | Essie Jennings | 35 | Wife | — | Texas |
| 16 | Millie Jackson | 44 | Sister in law | — | Texas |
| 17 | Irvie Miles | 33 | Roomer | Waitress | Texas |
| 18 | Walter Jennings | 40 | Head | Porter | Texas |
| 19 | Mack Flemming | 18 | Step son | — | Texas |
| 20 | Charlie Jackson | 25 | Nephew | Golf Caddy | Texas |
| 21 | Otis Clemmons | 25 | Cousin | Shine | Texas |
| 22 | Johnnie Scott | 46 | Head | Construction | Texas |
| 23 | Pearl Earls | 58 | Head | House Keeper | Texas |
| 24 | Mace L. Earls | 16 | Daughter | — | Texas |
| 25 | Mary Lee Bell | 14 | Grand daughter | — | Texas |
| 26 | Isalia Casnere | 24 | Head | Porter | Texas |
| 27 | Bertha Casnere | 33 | Wife | Maid | Texas |
| 28 | Lorraine Cain | 15 | Daughter | — | Texas |
| 29 | Lillie Scott | 56 | Head | — | Texas |
| 30 | Mozelle Steward | 43 | Lodger | Stone Mason | Texas |
| 31 | Ruby Steward | 37 | Lodger | Cook | Texas |
| 32 | — | None | — | — | — |
| 33 | G. M. Robinson | 74 | Head | Dress Maker | Oklahoma |
| 34 | Phoebia Cross | 56 | Mother | Seamstress | Texas |
| 35 | John Gilbert | 74 | Head | — | Texas |
| 36 | Zula Gilbert | 69 | Wife | — | Texas |
| 37 | Clarence Gilbert | 26 | Son | Porter | Texas |
| 38 | James Gilbert | 23 | Son | Porter | Texas |
| 39 | Mamie Boyd | 17 | Grand daughter | — | Texas |
| 40 | Hannie Ruth Gilbert | 9 | Grand daughter | — | Texas |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 5 parents
~0.84
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)