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Blanche Davis — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Blanche Davis across the 1920, 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 5-person household.
Age 40
b. ~1890
Female
Spouse
Born: New Hampshire
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Davis |
| Given Name | Blanche M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 24 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Township / Ward | Reading Town Part Of |
| Est. Birth Year | ~1890 |
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 1930 census.
| Name | Relation to head | Relative to Blanche | Age | Birth yr |
|---|---|---|---|---|
| Phillip Davis | Son | — | 14 | ~1916 |
| Blanche Davis | Spouse | — | 40 | ~1890 |
| Jeanette Davis | Daughter | — | 7 | ~1923 |
| Wendell Davis | Head | — | 40 | ~1890 |
| Glenn Davis | Son | — | 6 | ~1924 |
Census Appearances
1920
Middlesex, Massachusetts
Spouse, age 29
Middlesex, Massachusetts · implied b. ~1891 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Blanche |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1930
Middlesex, Massachusetts
Spouse, age 40
Middlesex, Massachusetts · implied b. ~1890 — 5 household members
| Surname | Davis |
| Given Name | Blanche M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 24 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1940
Middlesex-County, Massachusetts
Spouse, age 50
Middlesex-County, Massachusetts · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Blanche-M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Reading |
| 1935 Residence (County) | Middlesex |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Blanche Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Blanche Davis
Spouse · 1930 · age 40 · b. ~1890 · 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:massachusettscensus00reel927:0402)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | James A. 2 | 64 | Brother | — | England |
| 52 | Roswell J. 2 | 40 | Brother | Wood Worker | Massachusetts |
| 53 | Horton K. 2 | 24 | Brother | Wood Worker | Massachusetts |
| 54 | Parker, Graham L. 2 | 12 | Boarder | — | Massachusetts |
| 55 | Carl W. Goodridge | 33 | Head | Installer/Repairer | Massachusetts |
| 56 | Emmaline P. Goodridge | 34 | Wife | — | Massachusetts |
| 57 | John P. Goodridge | 9 | Son | — | Massachusetts |
| 58 | Marian Goodridge | 7 | Daughter | — | Massachusetts |
| 59 | C. Irving Welger | 49 | Head | Salesman | Massachusetts |
| 60 | Lucy M. Welger | 46 | Wife | — | Massachusetts |
| 61 | Arnold C. Robinson | 34 | Head | Office Manager | Massachusetts |
| 62 | Lorraine J. Robinson | 31 | Wife | — | Massachusetts |
| 63 | Richard D. Robinson | 3 | Son | — | Massachusetts |
| 64 | Eunice B. Coburn | 61 | Head | — | Rhode Island |
| 65 | Dorothy H. Coburn | 33 | Daughter | — | Massachusetts |
| 66 | George-Adeline H. Coburn | 33 | Daughter | — | Massachusetts |
| 67 | Selden W. Coburn | 44 | Son-in-law | President | Massachusetts |
| 68 | Theresa M. Coburn | 26 | Daughter | Secretary | Massachusetts |
| 69 | Oliver L. Wherley | 71 | Head | Proprietor | Canada-English |
| 70 | Anna C. Wherley | 68 | Wife | — | Massachusetts |
| 71 | Catherine C. St. Louis | 54 | Head | Saleswoman | New York |
| 72 | William J. St. Louis | 21 | Son | — | Massachusetts |
| 73 | Thomas H. C. St. Louis | 16 | Son | — | Massachusetts |
| 74 | Edith Tristin | 60 | Head | — | Canada-French |
| 75 | Mildred Tristin | 18 | Daughter | Saleslady | Massachusetts |
| 76 | Harold B. Enright | 29 | Head | Sales Manager | Maine |
| 77 | Lena L. Enright | 30 | Wife | — | Massachusetts |
| 78 | Elizabeth L. Enright | 4 | Daughter | — | Massachusetts |
| 79 | John J. Hynes | 67 | Head | Conductor | Vermont |
| 80 | Katherine A. Hynes | 49 | Wife | — | New Hampshire |
| 81 | Wendell B. Newell | 33 | Head | Merchant | Massachusetts |
| 82 | Mary L. Newell | 32 | Wife | — | Massachusetts |
| 83 | Sydney W. Currier | 37 | Head | Auditor | Vermont |
| 84 | Thelma A. Currier | 31 | Wife | — | Maine |
| 85 | Joan E. Currier | 2 | Daughter | — | Massachusetts |
| 86 | Fred E. | 66 | Father | — | Vermont |
| 87 | Fanny O. | 68 | Mother | — | Vermont |
| 88 | Beatrice M. Goddard | 58 | Lodger | Teacher | Maine |
| 89 | Wendell P. Davis | 40 | Head | Reg Manager | New Hampshire |
| 90 | Blanche M. Davis THIS PERSON | 40 | Wife | — | New Hampshire |
| 91 | Phillip Davis | 14 | Son | — | New Hampshire |
| 92 | Jeanette E. Davis | 7 | Daughter | — | New Hampshire |
| 93 | Glenn S. Davis | 6 | Son | — | New Hampshire |
| 94 | Phillip W. Withoff | 25 | Head | Physical Director | New York |
| 95 | Jessie S. Withoff | 22 | Wife | — | Massachusetts |
| 96 | Jean S. Withoff | 3 | Daughter | — | Massachusetts |
| 97 | Dennis W. Brown | 54 | Head | Clergyman | Massachusetts |
| 98 | Mitchell, Walter J. | 49 | Assistant | Clergyman | Massachusetts |
| 99 | Gabin, Thomas J. | 28 | Assistant | Clergyman | Massachusetts |
| 100 | Leary, Anna A. | 52 | Housekeeper | Housekeeper | Irish Free State |
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)