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Lawrence Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Bristol, Massachusetts
Our Model Tree links this Lawrence Davis across the 1910, 1920 and 1930 US Censuses in Bristol, Massachusetts (XGBoost, ~Confirmed), with identified parents Ralph & Ralph — first a son (b.~1908), then head of a 3-person household.
Age 22
b. ~1908
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Bristol, Massachusetts |
| Surname | Davis |
| Given Name | Lawrence C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Additional Details | |
| Occupation | Architect |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Architect |
| Township / Ward | Taunton City |
| Est. Birth Year | ~1908 |
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 1930 census.
| Name | Relation to head | Relative to Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Davis | Son | — | 22 | ~1908 |
| Grace Davis | Other | — | 47 | ~1883 |
| Ralph Davis | Head | — | 46 | ~1884 |
Census Appearances
1910
Bristol, Massachusetts
Son, age 2
Bristol, Massachusetts · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Bristol, Massachusetts
Son, age 12
Bristol, Massachusetts · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lawrence E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Bristol, Massachusetts
Son, age 22
Bristol, Massachusetts · implied b. ~1908 — 3 household members
| Surname | Davis |
| Given Name | Lawrence C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Occupation | Architect |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Lawrence Davis across 3 US Census years (1910, 1920 and 1930) in Bristol, Massachusetts, using XGBoost record linkage. Identified parents: father Ralph Davis (~0.92 confidence) and father Ralph Davis (~0.92 confidence) and mother Grace Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ralph Davis
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Ralph Davis
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Grace Davis
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Davis
Son · 1930 · age 22 · b. ~1908 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Bristol, Massachusetts
Open full size
1930 US Federal Census — Bristol, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel893:0833)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Perkins Mira T Lewis | 65 | Sister-in-law | — | Massachusetts |
| 52 | Trowell Ruth E Lewis | 46 | Aunt-in-law | — | Massachusetts |
| 53 | Harmon Charles B Lewis | 84 | Father-in-law | Mason | Maine |
| 54 | Ralph Dean | 49 | Head | Foreman Molder | Massachusetts |
| 55 | Mary Dean | 47 | Wife-H | — | Massachusetts |
| 56 | Gertrude Dean | 11 | Daughter | — | Massachusetts |
| 57 | Beatrice Dean | 10 | Daughter | — | Massachusetts |
| 58 | Thomas Mahoney | 44 | Head | Machinist | Massachusetts |
| 59 | Annie Mahoney | 43 | Wife-H | — | Massachusetts |
| 60 | George D Mahoney | 11 | Son | — | Massachusetts |
| 61 | Thomas Mahoney | 8 | Son | — | Massachusetts |
| 62 | George Dennis | 41 | Brother-in-law | Laborer | Massachusetts |
| 63 | John O'Donnell | 67 | Head | — | Massachusetts |
| 64 | John J O'Donnell | 29 | Son | Meat Cutter | Massachusetts |
| 65 | Clara O'Donnell | 31 | Daughter-in-law | — | Canada-English |
| 66 | John J O'Donnell | 5 | Grandson | — | Massachusetts |
| 67 | Caroline W Hart | 80 | Head | — | Massachusetts |
| 68 | Edith D Hart | 46 | Daughter | Stenographer | Massachusetts |
| 69 | Hannah M Manning | 61 | Servant | Assistant | Massachusetts |
| 70 | Cecil Couch | 47 | Head | Salesman | Massachusetts |
| 71 | Etta Couch | 40 | Wife-H | — | Massachusetts |
| 72 | Gertrude Couch | 18 | Daughter | — | Massachusetts |
| 73 | John Rugg | 1 | Boarder | — | Massachusetts |
| 74 | William Bright | 55 | Head | Laborer | Massachusetts |
| 75 | Bridget Bright | 54 | Wife-H | — | Massachusetts |
| 76 | William Bright | 14 | Son | — | Massachusetts |
| 77 | Mary B O'Donnell | 36 | Head | Bookkeeper | Massachusetts |
| 78 | Katherine E O'Donnell | 31 | Sister | Stenographer | Massachusetts |
| 79 | Bernard Cumisky | 68 | Head | — | Northern Ireland |
| 80 | Catherine Cumisky | 33 | Daughter | — | Massachusetts |
| 81 | John Cumisky | 29 | Son | Salesman | Massachusetts |
| 82 | Alfred H Hawkins | 50 | Head | Silversmith | Rhode Island |
| 83 | Eva Hawkins | 50 | Wife-H | — | Massachusetts |
| 84 | Herbert A Hawkins | 24 | Son | Office Manager | Massachusetts |
| 85 | Jane Hawkins | 82 | Head | — | England |
| 86 | Wallace Hawkins | 47 | Son | Straightener | Massachusetts |
| 87 | Mable Tucker | 29 | Head | — | New York |
| 88 | Ralph W Davis | 46 | Head | Turner | Massachusetts |
| 89 | Grace M Davis | 47 | Wife-H | — | New Hampshire |
| 90 | Lawrence C Davis THIS PERSON | 22 | Son | Architect | Massachusetts |
| 91 | William Dowling | 36 | Head | Inspector | Georgia |
| 92 | Alice Dowling | 39 | Wife-H | — | Massachusetts |
| 93 | William Dowling | 12 | Son | — | Massachusetts |
| 94 | John Joy | 30 | Head | Attendant | Massachusetts |
| 95 | Helen Joy | 26 | Wife-H | — | Massachusetts |
| 96 | Robert Joy | 1 | Son | — | Massachusetts |
| 97 | Shirley Joy | 0 | Daughter | — | Massachusetts |
| 98 | Henry Joy | 58 | Father | Porter | Massachusetts |
| 99 | Richard Hallihan | 70 | Head | Shipper | Massachusetts |
| 100 | Annie M Hallihan | 69 | Wife-H | — | Massachusetts |
Pedigree Summary
Lawrence
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)