MJ
Mamie Jackson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Calvert, Maryland
Our Model Tree links this Mamie Jackson across the 1920 and 1930 US Censuses in Calvert, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 8-person household.
Age 39
b. ~1881
Female
Spouse
Born: Maryland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Calvert, Maryland |
| Surname | Jackson |
| Given Name | Mamie E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Mutual Town |
| Est. Birth Year | ~1881 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mamie | Age | Birth yr |
|---|---|---|---|---|
| James Jackson | Other | — | 14 | ~1906 |
| Lawrence Jackson | Son | — | 8 | ~1912 |
| Edna Jackson | Daughter | — | 10 | ~1910 |
| Mamie Jackson | Spouse | — | 39 | ~1881 |
| Horace Jackson | Head | — | 29 | ~1891 |
| Horace Jackson | Son | — | 4 | ~1916 |
| Henrietta Jackson | Daughter | — | 2 | ~1918 |
| Sarah Jackson | Daughter | — | ~1920 |
Census Appearances
1920
Calvert, Maryland
Spouse, age 39
Calvert, Maryland · implied b. ~1881 — 8 household members
| Surname | Jackson |
| Given Name | Mamie E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Calvert, Maryland
Spouse, age 49
Calvert, Maryland · implied b. ~1881 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Minnie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| 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 Mamie Jackson across 2 US Census years (1920 and 1930) in Calvert, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Mamie Jackson
Spouse · 1920 · age 39 · b. ~1881 · Maryland
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Calvert, Maryland
Open full size
1920 US Federal Census — Calvert, Maryland
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu654unit:0392)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Horace E. Jackson | 29 | Head | Farmer | Maryland |
| 52 | Mamie E. Jackson THIS PERSON | 39 | Wife | — | Maryland |
| 53 | Edna L. Jackson | 10 | Daughter | — | Maryland |
| 54 | Lawrence E. Jackson | 8 | Son | None | Maryland |
| 55 | Horace L. Jackson | 4 | Son | None | Maryland |
| 56 | Henrietta V. Jackson | 2 | Daughter | None | Maryland |
| 57 | Sarah L. Jackson | 0 | Daughter | None | Maryland |
| 58 | James Arthur A. Jackson | 14 | Nephew | None | Maryland |
| 59 | Samuel Jackson | 57 | Head | Farmer | Maryland |
| 60 | Mary Jackson | 55 | Wife | — | Maryland |
| 61 | Washington Jackson | 20 | Son | None | Maryland |
| 62 | Herbert Alexander | 34 | Head | Laborer | Maryland |
| 63 | Adeline Alexander | 31 | Wife | Servant | Maryland |
| 64 | Franklin Alexander | 12 | Son | None | Maryland |
| 65 | Isabelle Alexander | 10 | Daughter | None | Maryland |
| 66 | Joseph L. Saunders | 31 | Head | Laborer | Maryland |
| 67 | Henrietta Saunders | 32 | Wife | None | Maryland |
| 68 | Edison L. Saunders | 25 | Brother-in-law | Laborer | Maryland |
| 69 | Thomas Thomas | 60 | Head | Farmer | Maryland |
| 70 | Annie Thomas | 50 | Wife | None | Maryland |
| 71 | George Hall | 70 | Head | Farmer | Maryland |
| 72 | Josephine Hall | 57 | Wife | None | Maryland |
| 73 | Gertrude Hall | 14 | Daughter | Servant | Maryland |
| 74 | Mary Jordan | 15 | Granddaughter | Servant | Maryland |
| 75 | Samuel Brady | 65 | Head | Farmer | Maryland |
| 76 | Sarah Brady | 42 | Wife | None | Maryland |
| 77 | George L. Lott | 44 | Head | Farmer | Maryland |
| 78 | Fannie D. Lott | 44 | Wife | None | Maryland |
| 79 | Thomas H. Lott | 6 | Son | None | Maryland |
| 80 | Dixon Lott | 82 | Father | None | Maryland |
| 81 | Benson Johnson | 66 | Head | Farmer | Maryland |
| 82 | Julia A. Johnson | 56 | Wife | None | Maryland |
| 83 | Susie G. Johnson | 22 | Daughter | Teacher | Maryland |
| 84 | Reuben H. Lott | 49 | Head | Farmer | Maryland |
| 85 | Edward D. Broom | 42 | Head | Farmer | Maryland |
| 86 | Maria Broom | 31 | Wife | None | Maryland |
| 87 | Hattie Harrod | 65 | Head | Manager | Maryland |
| 88 | George H. Crown | 34 | Son-in-law | Laborer | Maryland |
| 89 | Grace F. Crown | 34 | Daughter | None | Maryland |
| 90 | Melvin J. Crown | 7 | Granddaughter | None | Maryland |
| 91 | Hattie V. Crown | 6 | Granddaughter | None | Maryland |
| 92 | Rachel B. Crown | 4 | Granddaughter | None | Maryland |
| 93 | Mary M. Crown | 2 | Granddaughter | None | Maryland |
| 94 | Charles B. Reynolds | 55 | Head | Farmer | Maryland |
| 95 | Annie R. Reynolds | 45 | Wife | None | Maryland |
| 96 | James B. Reynolds | 24 | Son | Laborer | Maryland |
| 97 | William M. Reynolds | 22 | Son | Laborer | Maryland |
| 98 | Johnnie Reynolds | 18 | Son | None | Maryland |
| 99 | Viola Reynolds | 15 | Daughter | None | Maryland |
| 100 | Dudley Reynolds | 12 | Son | None | Maryland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)