MJ
Mabel Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harford-County, Maryland
Our Model Tree links this Mabel Jackson across the 1930 and 1940 US Censuses in Harford-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 12-person household.
Age 42
b. ~1898
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Harford-County, Maryland |
| Surname | Jackson |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Bel Air |
| 1935 Residence (County) | Harford |
| Additional Details | |
| Occupation | Laundress |
| Industry | At home |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 510 |
| Highest Grade | 7 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laundress |
| Township / Ward | Bel Air |
| Est. Birth Year | ~1898 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mabel | Age | Birth yr |
|---|---|---|---|---|
| Samuel Jackson | Son | — | 11 | ~1929 |
| Paul Jackson | Son | — | 18 | ~1922 |
| Philip Jackson | Son | — | 1 | ~1939 |
| Elaine Jackson | Other | — | 3 | ~1937 |
| Jackson Jackson | Son | — | 26 | ~1914 |
| Mary Jackson | Daughter | — | 17 | ~1923 |
| Clarice Jackson | Daughter | — | 13 | ~1927 |
| Samuel Jackson | Head | — | 49 | ~1891 |
| Hester Jackson | Daughter | — | 15 | ~1925 |
| Lillie Jackson | Daughter | — | 5 | ~1935 |
| Marie Jackson | Daughter | — | 8 | ~1932 |
| Mabel Jackson | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Harford, Maryland
Other, age 30
Harford, Maryland · implied b. ~1900 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Mabel S |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 21 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laundress |
| Industry | Home |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Harford-County, Maryland
Spouse, age 42
Harford-County, Maryland · implied b. ~1898 — 12 household members
| Surname | Jackson |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Bel Air |
| 1935 Residence (County) | Harford |
| Occupation | Laundress |
| Industry | At home |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 510 |
| Highest Grade | 7 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Mabel Jackson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mabel Jackson
Spouse · 1940 · age 42 · b. ~1898 · Maryland
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Harford-County, Maryland
Open full size
1940 US Federal Census — Harford-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01551-00370)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph T. Kater | 45 | Head | Undertaker | Pennsylvania |
| 2 | Sophia L. Kater | 45 | Wife | — | Maryland |
| 3 | Mildred A. Kater | 20 | Daughter | — | Maryland |
| 4 | Joseph T. Jr. Kater | 7 | Son | — | Maryland |
| 5 | Howard S. Dean | 27 | Head | Sheet Metal Worker | Maryland |
| 6 | Geneva Dean | 40 | Daughter | Sec | Maryland |
| 7 | Lester Ridley | 44 | Head | Flagman | Maryland |
| 8 | Fannie E. Ridley | 48 | Wife | — | Maryland |
| 9 | Lester R. Ridley | 14 | Son | — | Maryland |
| 10 | Sarah Ridley | 87 | Mother | — | West Virginia |
| 11 | Simon Getz | 45 | Head | Optometrist | Pennsylvania |
| 12 | Kate Getz | 44 | Wife | Clerk | Maryland |
| 13 | Merrill A. Getz | 16 | Son | — | Maryland |
| 14 | Payson Getz | 12 | Son | — | Maryland |
| 15 | Edward J. Mccallion | 67 | Head | Laborer | Maryland |
| 16 | Frederick Meyers | 69 | Head | Laborer | Maryland |
| 17 | Samuel Jackson | 49 | Head | Janitor | Maryland |
| 18 | Mabel Jackson THIS PERSON | 42 | Wife | Laundress | Maryland |
| 19 | Mary Jackson | 17 | Daughter | — | Maryland |
| 20 | Hester Jackson | 15 | Daughter | — | Maryland |
| 21 | Clarice Jackson | 13 | Daughter | — | Maryland |
| 22 | Samuel Jackson | 11 | Son | — | Maryland |
| 23 | Marie Jackson | 8 | Daughter | — | Maryland |
| 24 | Lillie Jackson | 5 | Daughter | — | Maryland |
| 25 | Jackson Jackson | 26 | Son | Laborer | Maryland |
| 26 | Paul Jackson | 18 | Son | — | Maryland |
| 27 | Elaine Jackson | 3 | Daughter-in-law | — | Maryland |
| 28 | Philip Jackson | 1 | Son | — | Maryland |
| 29 | Burdell Walden | 22 | Head | Laborer | Maryland |
| 30 | Hazel Walden | 21 | Wife | — | Maryland |
| 31 | Howard Parker | 26 | Head | Clerk | Maryland |
| 32 | Lucille Parker | 18 | Wife | — | Maryland |
| 33 | Sarah Parker | 1 | Daughter | — | Maryland |
| 34 | William O. Kneller | 22 | Head | Helper | Virginia |
| 35 | Blanche Hare | 47 | Head | — | Unknown |
| 36 | Edward Jr. Robinson | 26 | Head | Agent | Maryland |
| 37 | Eleanor Robinson | 21 | Wife | — | Maryland |
| 38 | Edith Robinson | 1 | Daughter | — | Maryland |
| 39 | Lillian Howard | 70 | Head | Notary Public | Maryland |
| 40 | Priscilla Howard | 63 | Sister | Librarian | Maryland |
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)