MN
Martha Nelson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Montgomery, Maryland
Our Model Tree links this Martha Nelson across the 1920, 1930 and 1940 US Censuses in Montgomery, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1869), then head of a 5-person household.
Age 51
b. ~1869
Female
Spouse
Born: Maryland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Montgomery, Maryland |
| Surname | Nelson |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Additional Details | |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Poolesville Part Of |
| Est. Birth Year | ~1869 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Clara Nelson | Daughter | — | 25 | ~1895 |
| Edith Nelson | Daughter | — | 8 | ~1912 |
| Martha Nelson | Spouse | — | 51 | ~1869 |
| David Nelson | Head | — | 54 | ~1866 |
| Bessie Nelson | Daughter | — | 27 | ~1893 |
Census Appearances
1920
Montgomery, Maryland
Spouse, age 51
Montgomery, Maryland · implied b. ~1869 — 5 household members
| Surname | Nelson |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Montgomery, Maryland
Spouse, age 60
Montgomery, Maryland · implied b. ~1870 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Millie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 55 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Montgomery-County, Maryland
Head, age 70
Montgomery-County, Maryland · implied b. ~1870
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Nelson |
| Given Name | Millie |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Col |
| Age | 70 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| 1935 Residence (City) | Dist 5 Colesville |
| 1935 Residence (County) | Montgomery |
| Class of Worker | 0 |
| Highest Grade | 3 |
| 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 Martha Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Martha Nelson
Spouse · 1920 · age 51 · b. ~1869 · 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 — Montgomery, Maryland
Open full size
1920 US Federal Census — Montgomery, Maryland
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu671unit:0525)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Walter | 13 | Son | — | Dist Columbia |
| 52 | Lyman | 9 | Son | — | Dist Columbia |
| 53 | Leonard | 9 | Son | — | Dist Columbia |
| 54 | Arthur Bellard | 56 | Head | Farmer | Maryland |
| 55 | Lucy Bellard | 48 | Wife | — | Maryland |
| 56 | Alice Bellard | 11 | Son | — | Maryland |
| 57 | Nelson Bush | 31 | Boarder | Chauffeur | Maryland |
| 58 | Dora Bush | 30 | Sister-in-law | — | Maryland |
| 59 | Dan W. Nelson | 61 | Head | Farmer | Maryland |
| 60 | Cora Nelson | 16 | Daughter | — | Pennsylvania |
| 61 | Jas Henry | 36 | Head | Farm Laborer | Maryland |
| 62 | Alice Henry | 25 | Wife | — | Maryland |
| 63 | Roland Henry | 8 | Son | — | Maryland |
| 64 | Clarence Henry | 6 | Son | — | Maryland |
| 65 | Sarah Henry | 4 | Daughter | — | Maryland |
| 66 | James Henry | 4 | Son | — | Maryland |
| 67 | Louis Henry | 2 | Son | — | Maryland |
| 68 | Robt. Henry | 0 | Son | — | Maryland |
| 69 | Sam Nelson | 58 | Head | Farmer | Maryland |
| 70 | Sarah Nelson | 55 | Wife | — | Maryland |
| 71 | Robt Nelson | 34 | Son | Farm Laborer | Maryland |
| 72 | Thos. Sills | 73 | Head | Laborer | Virginia |
| 73 | Lucinda Sills | 67 | Wife | Wash Woman | Maryland |
| 74 | David Nelson | 54 | Head | Farmer | Maryland |
| 75 | Martha Nelson THIS PERSON | 51 | Wife | — | Maryland |
| 76 | Bessie Nelson | 27 | Daughter | — | Maryland |
| 77 | Clara Nelson | 25 | Daughter | Servant | Maryland |
| 78 | Edith Nelson | 8 | Daughter | — | Maryland |
| 79 | Jas. W. Thomas | 46 | Head | Laborer | Maryland |
| 80 | Mary Thomas | 37 | Wife | Wash Woman | Maryland |
| 81 | Rachel Madison | 67 | Mother-in-law | — | Maryland |
| 82 | Bernard Thomas | 6 | Grandson | — | Maryland |
| 83 | Jim Crump | 67 | Head | Farmer | Virginia |
| 84 | Effie Crump | 39 | Wife | Wash Woman | Maryland |
| 85 | Thelma Crump | 1 | Daughter | — | Maryland |
| 86 | Sam Nelson | 73 | Brother-in-law | — | Maryland |
| 87 | Geo. W. Billons | 61 | Head | Farmer | Maryland |
| 88 | Alice Billons | 56 | Wife | — | Maryland |
| 89 | Geo. Billons | 18 | Grandson | Farm Laborer | Maryland |
| 90 | Jas. Burgess | 31 | Head | Farmer | Maryland |
| 91 | Hattie Burgess | 43 | Wife | — | Maryland |
| 92 | Clarence Burgess | 20 | Son | Farm Laborer | Maryland |
| 93 | James Burgess | 11 | Son | — | Maryland |
| 94 | Dennis Boswell | 37 | Head | Laborer | Maryland |
| 95 | Mrs. Boswell | 31 | Wife | Wash Woman | Maryland |
| 96 | Raymond Boswell | 12 | Son | — | Maryland |
| 97 | Chanty Boswell | 7 | Daughter | — | Maryland |
| 98 | Grace Boswell | 6 | Daughter | — | Maryland |
| 99 | Mary Boswell | 3 | Daughter | — | Maryland |
| 100 | Catherine Boswell | 0 | Daughter | — | Maryland |
Related Census Records
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)