BN
Bertha Nelson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Bertha Nelson across the 1920, 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 6-person household.
Age 41
b. ~1879
Female
Head
Born: Norway
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Nelson |
| Given Name | Bertha |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Widowed |
| Birthplace | Norway |
| Year of Immigration | 1897 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Occupation | Stitcher |
| Industry | Shirt Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | R |
| Birth Country | Norway |
| Year of Naturalization | 1903 |
| Birthplace (normalized) | norway |
| Occupation | Stitcher |
| Township / Ward | Watertown Town |
| Est. Birth Year | ~1879 |
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 1920 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Helen Corcoran | Other | — | 18 | ~1902 |
| Josephine Maxon | Other | — | 25 | ~1895 |
| Annette Nelson | Daughter | — | 16 | ~1904 |
| Bertha Nelson | Head | — | 41 | ~1879 |
| John Nelson | Son | — | 15 | ~1905 |
| Anna Corcoran | Other | — | 43 | ~1877 |
Census Appearances
1920
Middlesex, Massachusetts
Head, age 41
Middlesex, Massachusetts · implied b. ~1879 — 6 household members
| Surname | Nelson |
| Given Name | Bertha |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Widowed |
| Birthplace | Norway |
| Year of Immigration | 1897 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Stitcher |
| Industry | Shirt Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | R |
| Birth Country | Norway |
| Year of Naturalization | 1903 |
| Birthplace (normalized) | norway |
1930
Middlesex, Massachusetts
Other, age 50
Middlesex, Massachusetts · implied b. ~1880 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Bertha N |
| Relationship to Head | Mother-in-law |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Widowed |
| Birthplace | Norway |
| Naturalization Status | Alien |
| Year of Immigration | 1905 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Sewer |
| Industry | Dye House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1940
Middlesex-County, Massachusetts
Other, age 61
Middlesex-County, Massachusetts · implied b. ~1879 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Bertha |
| Relationship to Head | Mother-in-law |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Widowed |
| Birthplace | Norway |
| 1935 Residence (City) | Watertown |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Occupation | seamstress |
| Industry | retail furrier |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 800 |
| Highest Grade | E 8 |
| 1935 Residence | Same place |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
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 Bertha Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Bertha Nelson
Head · 1920 · age 41 · b. ~1879 · Massachusetts
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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 — Middlesex, Massachusetts
Open full size
1920 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu720unit:0185)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Morris Ball | 19 | Boarder | Laborer | South Carolina |
| 2 | Bertha Nelson THIS PERSON | 41 | Head | Stitcher | Norway |
| 3 | Annette Nelson | 16 | Daughter | None | Massachusetts |
| 4 | John Nelson | 15 | Son | None | Massachusetts |
| 5 | Anna Corcoran | 43 | Boarder | Bookbinder | Massachusetts |
| 6 | Helen Corcoran | 18 | Boarder | Stenographer | Massachusetts |
| 7 | Josephine Maxon | 25 | Roomer | None | Massachusetts |
| 8 | Dennis Magofigan | 38 | Head | Printer | Massachusetts |
| 9 | Ethel Magofigan | 31 | Wife | None | Canada |
| 10 | Agnes Magofigan | 10 | Daughter | None | Massachusetts |
| 11 | Edward Magofigan | 7 | Son | None | Massachusetts |
| 12 | Catherine Mclaughlin | 55 | Head | None | Ireland |
| 13 | Nora Mclaughlin | 29 | Daughter | Finelady | Massachusetts |
| 14 | Margaret Mclaughlin | 24 | Daughter | Operator | Massachusetts |
| 15 | Peter Lacross | 46 | Roomer | Roofer | Rhode Island |
| 16 | Willis E. Marriner | 58 | Head | Clerk | Maine |
| 17 | Margie I. Marriner | 55 | Wife | None | Maine |
| 18 | Frederick W. Marriner | 23 | Son | Clerk | Maine |
| 19 | Evelyn Marriner | 16 | Daughter | None | Maine |
| 20 | James Braggs | 25 | Head | Painter | Massachusetts |
| 21 | Ruth Braggs | 24 | Wife | None | Massachusetts |
| 22 | Dorothy Braggs | 1 | Daughter | None | Massachusetts |
| 23 | Chester H. Childer | 45 | Head | Salesman | Massachusetts |
| 24 | Ida Childer | 43 | Wife | None | Massachusetts |
| 25 | Chester H. Jr. Childer | 20 | Son | Clerk | Massachusetts |
| 26 | Frank Whitcomb | 44 | Head | None | Massachusetts |
| 27 | Florence Whitcomb | 34 | Wife | None | Iowa |
| 28 | Francis Whitcomb | 10 | Son | None | Utah |
| 29 | Lillian Merrifield | 50 | Head | Seamstress | Maine |
| 30 | Mary Merrifield | 48 | Sister | Clerk | Maine |
| 31 | Sarah Merrifield | 76 | Mother | None | Maine |
| 32 | Granville Haley | 23 | Head | Painter | Massachusetts |
| 33 | Ruth Haley | 25 | Wife | None | Maine |
| 34 | Locke C. Bill | 47 | Head | Broker | Nova Scotia |
| 35 | Annie Bill | 47 | Wife | None | Nova Scotia |
| 36 | Herman Cross | 44 | Head | Officer | Maine |
| 37 | Florence Cross | 43 | Wife | None | Massachusetts |
| 38 | A. Mead Vose | 47 | Head | Judge | New York |
| 39 | Daisy Vose | 43 | Wife | None | Maine |
| 40 | Samuel Abbott | 65 | Head | Draftsman | Maine |
| 41 | Gladys Abbott | 37 | Daughter | Mechanical Engr. | Massachusetts |
| 42 | Elliot Abbott | 36 | Son | None | Massachusetts |
| 43 | W. Alfred Collins | 36 | Head | None | Maine |
| 44 | Charlotte Collins | 28 | Wife | None | Pennsylvania |
| 45 | Annette Collins | 1 | Daughter | None | Massachusetts |
| 46 | Theodore Collins | 0 | Son | None | Massachusetts |
| 47 | Edward Barry | 50 | Head | Milkman | Maine |
| 48 | Ada Barry | 45 | Wife | None | Nova Scotia |
| 49 | Helen Barry | 19 | Daughter | Clerk | Massachusetts |
| 50 | Donald Barry | 18 | Son | None | Massachusetts |
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)