MJ
Martha Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lauderdale-County, Mississippi
Our Model Tree links this Martha Jackson across the 1930 and 1940 US Censuses in Lauderdale-County, Mississippi (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 9-person household.
Age 18
b. ~1922
Female
Daughter
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lauderdale-County, Mississippi |
| Surname | Jackson |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Meridian |
| 1935 Residence (County) | Lauderdale |
| Additional Details | |
| Occupation | House Cleaning |
| Industry | Private Home |
| Class of Worker | PW |
| Income (1939) | 520 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | House Cleaning |
| Township / Ward | Meridian |
| Est. Birth Year | ~1922 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Jackson | Daughter | — | 7 | ~1933 |
| Martha Jackson | Daughter | — | 18 | ~1922 |
| Margaret Jackson | Daughter | — | 13 | ~1927 |
| Lenthaine Jackson | Daughter | — | 16 | ~1924 |
| Robert Jackson | Head | — | 42 | ~1898 |
| Melvin Jackson | Son | — | 2 | ~1938 |
| Charles Jackson | Son | — | 4 | ~1936 |
| Robert Jackson | Son | — | 11 | ~1929 |
| Della Jackson | Spouse | — | 38 | ~1902 |
Census Appearances
1930
Lauderdale, Mississippi
Daughter, age 8
Lauderdale, Mississippi · implied b. ~1922 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Lauderdale-County, Mississippi
Daughter, age 18
Lauderdale-County, Mississippi · implied b. ~1922 — 9 household members
| Surname | Jackson |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Meridian |
| 1935 Residence (County) | Lauderdale |
| Occupation | House Cleaning |
| Industry | Private Home |
| Class of Worker | PW |
| Income (1939) | 520 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Martha Jackson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Jackson
Daughter · 1940 · age 18 · b. ~1922 · Mississippi
★ You are viewing this record
Sibling
Melvin Jackson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Jackson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Jackson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Jackson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lenthaine Jackson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Jackson
Sibling · 1940 · age 13
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 — Lauderdale-County, Mississippi
Open full size
1940 US Federal Census — Lauderdale-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02039-00115)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Scott | 36 | Wife | Cook | Mississippi |
| 42 | Ruth Scott | 18 | Daughter | Teacher | Mississippi |
| 43 | Marie Scott | 15 | Daughter | — | Mississippi |
| 44 | Lizzie Hill | 51 | Head | Wash Woman | Mississippi |
| 45 | Emma Eubanks | 32 | Daughter | Cook | Mississippi |
| 46 | George Emerson | 60 | Head | Cement Finisher | Mississippi |
| 47 | Gertrude Emerson | 50 | Wife | — | Mississippi |
| 48 | Fate Johnson | 28 | Head | Attendant | Mississippi |
| 49 | Annie B. Johnson | 25 | Wife | — | Mississippi |
| 50 | Mary F. Johnson | 4 | Daughter | — | Mississippi |
| 51 | Robert Jackson | 42 | Head | Laborer | Alabama |
| 52 | Della Jackson | 38 | Wife | Cook | Mississippi |
| 53 | Martha Jackson THIS PERSON | 18 | Daughter | House Cleaning | Mississippi |
| 54 | Lenthaine Jackson | 16 | Daughter | 0 | Mississippi |
| 55 | Margaret Jackson | 13 | Daughter | — | Mississippi |
| 56 | Robert Jr. Jackson | 11 | Son | — | Mississippi |
| 57 | Dorothy Jackson | 7 | Daughter | — | Mississippi |
| 58 | Charles Jackson | 4 | Son | — | Mississippi |
| 59 | Melvin A. Jackson | 2 | Son | — | Mississippi |
| 60 | Luke Mcelroy | 32 | Head | Cook | Mississippi |
| 61 | Harvey Jr. Jackson | 20 | Lodger | Attendant | Mississippi |
| 62 | Frank Finley | 19 | Head | House Keeper | Alabama |
| 63 | Laura M. Finley | 13 | Daughter | — | Mississippi |
| 64 | James Finley | 10 | Daughter | — | Mississippi |
| 65 | Betty Finley | 70 | Mother | 0 | Alabama |
| 66 | Bettie Finley | 30 | Sister | House Cleaner | Alabama |
| 67 | Jim Finley | 40 | Brother | Boiler Cleaner | Alabama |
| 68 | Frank Finley | 37 | Head | Laborer | Alabama |
| 69 | Laura Finley | 33 | Wife | Wash Woman | Mississippi |
| 70 | Frank Jr. Finley | 13 | Son | — | Mississippi |
| 71 | Annie L. Finley | 12 | Daughter | — | Mississippi |
| 72 | Robert L. Finley | 10 | Son | — | Mississippi |
| 73 | Charles Finley | 8 | Son | — | Mississippi |
| 74 | Josephine Finley | 5 | Daughter | — | Mississippi |
| 75 | Joe Mcelroy | 46 | Lodger | Laborer | Mississippi |
| 76 | James Mcelroy | 58 | Head | Laborer | Mississippi |
| 77 | Mary Mcelroy | 17 | Daughter | Helper | Mississippi |
| 78 | Lou Mcelroy | 13 | Daughter | — | Mississippi |
| 79 | James Jr. Mcelroy | 10 | Son | — | Mississippi |
| 80 | Betty Horn | 40 | Head | Cook | Alabama |
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)