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Henry Harris — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Henry Harris across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 4-person household.
Age 47
b. ~1883
Male
Head
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Harris |
| Given Name | Henry C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 25 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Letter Carrier |
| Industry | Postal Service |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 8000 |
| Radio Set | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Letter Carrier |
| Township / Ward | City Of Cambridge |
| Est. Birth Year | ~1883 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Henry | Age | Birth yr |
|---|---|---|---|---|
| Helen Harris | Daughter | — | 13 | ~1917 |
| Henry Harris | Head | — | 47 | ~1883 |
| Nellie Harris | Other | — | 46 | ~1884 |
| Henry Harris | Son | — | 15 | ~1915 |
Census Appearances
1910
Middlesex, Massachusetts
Head, age 27
Middlesex, Massachusetts · implied b. ~1883 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Henry E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Baker |
| Industry | Dormitory |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Middlesex, Massachusetts
Head, age 37
Middlesex, Massachusetts · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Henry C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Teamster |
| Industry | Coal Yard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Middlesex, Massachusetts
Head, age 47
Middlesex, Massachusetts · implied b. ~1883 — 4 household members
| Surname | Harris |
| Given Name | Henry C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 25 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Letter Carrier |
| Industry | Postal Service |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 8000 |
| Radio Set | R |
| 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 Henry Harris across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Henry Harris
Head · 1930 · age 47 · b. ~1883 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel915:1082)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Francis J. Murphy | 38 | Head | Manager | Massachusetts |
| 2 | Mary A. Murphy | 40 | Wife-H | — | Irish Free State |
| 3 | Catherine I. Murphy | 14 | Daughter | — | Massachusetts |
| 4 | Mary R. Murphy | 11 | Daughter | — | Massachusetts |
| 5 | Francis U. Murphy | 9 | Daughter | — | Massachusetts |
| 6 | Paul J. Murphy | 7 | Son | — | Massachusetts |
| 7 | Eileen A. Murphy | 6 | Daughter | — | Massachusetts |
| 8 | Joseph A. Murphy | 4 | Son | — | Massachusetts |
| 9 | Ralph A. Murphy | 1 | Son | — | Massachusetts |
| 10 | Andrew Downie | 53 | Lodger | Laborer | Scotland |
| 11 | Charles Herlihy | 39 | Head | Letter Carrier | Massachusetts |
| 12 | Mary A. Herlihy | 36 | Wife-H | — | Massachusetts |
| 13 | James Herlihy | 12 | Son | — | Massachusetts |
| 14 | Bernard Herlihy | 11 | Son | — | Massachusetts |
| 15 | John Herlihy | 8 | Son | — | Massachusetts |
| 16 | John Healey | 55 | Father-in-law | Laborer | Irish Free State |
| 17 | Henry Murphy | 44 | Head | Laborer | Massachusetts |
| 18 | Nora C. Murphy | 44 | Wife-H | — | Massachusetts |
| 19 | Henry L. Murphy | 19 | Son | — | Massachusetts |
| 20 | Edna C. Murphy | 17 | Daughter | — | Massachusetts |
| 21 | William K. Murphy | 13 | Son | — | Massachusetts |
| 22 | Mary E. Murphy | 8 | Daughter | — | Massachusetts |
| 23 | Mary Purcell | 58 | Head | Maid | Canada English |
| 24 | Genevieve Purcell | 26 | Daughter | Maid | Canada English |
| 25 | Elizabeth H. Purcell | 18 | Daughter | — | Canada English |
| 26 | Ernest Keating | 37 | Head | Foreman | Massachusetts |
| 27 | Edna V. Keating | 33 | Wife-H | — | Massachusetts |
| 28 | Edna N. Keating | 11 | Daughter | — | Massachusetts |
| 29 | Joseph L. Keating | 10 | Son | — | Massachusetts |
| 30 | Richard Mcnamara | 50 | Head | Chauffeur | Massachusetts |
| 31 | Catherine Mcnamara | 50 | Wife-H | — | Massachusetts |
| 32 | Grace K. Mcnamara | 13 | Daughter | — | Massachusetts |
| 33 | Richard Mcnamara | 11 | Son | — | Massachusetts |
| 34 | Francis Mcnamara | 10 | Son | — | Massachusetts |
| 35 | Charles Littlefield | 52 | Head | Sheet Metal | Maine |
| 36 | Catherine Littlefield | 47 | Wife-H | — | Canada English |
| 37 | Charles L. Littlefield | 15 | Son | — | Massachusetts |
| 38 | Claire A. Littlefield | 13 | Daughter | — | Massachusetts |
| 39 | Ruth Littlefield | 11 | Daughter | — | Massachusetts |
| 40 | Edna Littlefield | 7 | Daughter | — | Massachusetts |
| 41 | Henry C. Harris THIS PERSON | 47 | Head | Letter Carrier | Maryland |
| 42 | Nellie Harris | 46 | Wife-H | — | Pennsylvania |
| 43 | Henry C. Harris | 15 | Son | — | Massachusetts |
| 44 | Helen Harris | 13 | Daughter | — | Massachusetts |
| 45 | George H. Bisbee | 32 | Head | Care-Taker | Massachusetts |
| 46 | Elsie H. Bisbee | 26 | Wife-H | — | Massachusetts |
| 47 | George Bisbee | 8 | Son | — | Massachusetts |
| 48 | Chester Bisbee | 5 | Son | — | Massachusetts |
| 49 | Fredrick Bisbee | 3 | Son | — | Massachusetts |
| 50 | Robert Bisbee | 1 | Son | — | Massachusetts |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)