BH
Bertha Harris — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Bertha Harris across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 3-person household.
Age 49
b. ~1891
Female
Spouse
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Harris |
| Given Name | Bertha M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Malden City |
| Est. Birth Year | ~1891 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Allen Harris | Head | — | 60 | ~1880 |
| Gordon Harris | Son | — | 17 | ~1923 |
| Bertha Harris | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Middlesex, Massachusetts
Spouse, age 28
Middlesex, Massachusetts · implied b. ~1892 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Bertha M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Spouse, age 39
Middlesex, Massachusetts · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Bertha M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 18 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Spouse, age 49
Middlesex-County, Massachusetts · implied b. ~1891 — 3 household members
| Surname | Harris |
| Given Name | Bertha M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Harris across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Bertha Harris
Spouse · 1940 · age 49 · b. ~1891 · Massachusetts
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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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01609-00825)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anne Burstein | 50 | Wife | — | Russia |
| 42 | Gertrude Burstein | 19 | Daughter | Clerk | Massachusetts |
| 43 | Arthur Burstein | 17 | Son | — | Massachusetts |
| 44 | Fred Frey | 74 | Lodger | — | Maine |
| 45 | Gertrude Bigelow | 27 | Head | Housekeeper | Canada-French |
| 46 | Barbara Bigelow | 10 | Daughter | — | Massachusetts |
| 47 | Donna Bigelow | 8 | Daughter | — | Massachusetts |
| 48 | Stanley Faulkner | 22 | Brother | Machine Operator | Massachusetts |
| 49 | Dorothy Melanson | 18 | Lodger | Fastener | Massachusetts |
| 50 | William F. Morrison | 58 | Head | — | Massachusetts |
| 51 | Mary C. Morrison | 65 | Wife | — | Canada-English |
| 52 | William H. Bryant | 75 | Head | — | England |
| 53 | Christina W. Bryant | 80 | Wife | — | Sweden |
| 54 | John A. Nelson | 42 | Head | Shipwright | Sweden |
| 55 | Agnes C. Nelson | 40 | Wife | — | Massachusetts |
| 56 | Frederick Mckenna | 79 | Head | — | England |
| 57 | Anna M. Mckenna | 69 | Wife | — | Sweden |
| 58 | Carl F. Mckenna | 30 | Son | Machinist | Massachusetts |
| 59 | Fred D. Gooty | 29 | Head | Salesman | Massachusetts |
| 60 | Pearl E. Gooty | 26 | Wife | — | Massachusetts |
| 61 | Jacqueline Gooty | 7 | Daughter | — | Massachusetts |
| 62 | Ronald J. Gooty | 3 | Son | — | Massachusetts |
| 63 | Charles Woodham | 39 | Head | Brass Moulder | Massachusetts |
| 64 | Elva Woodham | 36 | Wife | — | Canada-English |
| 65 | Charles Woodham | 6 | Son | — | Massachusetts |
| 66 | Arthur Woodham | 3 | Son | — | Massachusetts |
| 67 | Elizabeth Woodham | 67 | Mother | — | Massachusetts |
| 68 | William Jr. Ferguson | 41 | Head | Electrician | Massachusetts |
| 69 | Irene Ferguson | 32 | Wife | — | Massachusetts |
| 70 | Eugene Ferguson | 10 | Son | — | Massachusetts |
| 71 | Anna Ferguson | 5 | Daughter | — | Massachusetts |
| 72 | William Ferguson | 73 | Head | — | Massachusetts |
| 73 | Katherine Ferguson | 71 | Wife | — | England |
| 74 | Gladys Ferguson | 42 | Daughter | — | Massachusetts |
| 75 | Allen J. Harris | 60 | Head | Laborer | Massachusetts |
| 76 | Bertha M. Harris THIS PERSON | 49 | Wife | — | Massachusetts |
| 77 | Gordon Harris | 17 | Son | — | Massachusetts |
| 78 | George Gillan | 66 | Head | Meat Cutter | New Hampshire |
| 79 | Mary E. Gillan | 60 | Wife | — | Canada-English |
| 80 | Arthur Johnson | 28 | Head | Tonguehammer | Massachusetts |
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)