MD
Mabel Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · New Haven, Connecticut
Our Model Tree links this Mabel Davis across the 1910, 1920 and 1930 US Censuses in New Haven, Connecticut (XGBoost, ~Confirmed), with identified parents Martin & Martin — first a daughter (b.~1879), then head of a 3-person household.
Age 51
b. ~1879
Female
Daughter
Born: New Hampshire
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | New Haven, Connecticut |
| Surname | Davis |
| Given Name | Mabel L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Additional Details | |
| Occupation | Lady's Stenographer |
| Industry | Surgical Supplies |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Occupation | Lady'S Stenographer |
| Township / Ward | New Haven City |
| 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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mabel | Age | Birth yr |
|---|---|---|---|---|
| Bessie Davis | Daughter | — | 46 | ~1884 |
| Mabel Davis | Daughter | — | 51 | ~1879 |
| Martin Davis | Head | — | 84 | ~1846 |
Census Appearances
1910
New Haven, …
Daughter, age 30
New Haven, Connecticut · implied b. ~1880 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Mabel F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | Accountant |
| Industry | Clock factory |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1920
New Haven, …
Daughter, age 40
New Haven, Connecticut · implied b. ~1880 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Mabel D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | Mechanic |
| Industry | Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1930
New Haven, …
Daughter, age 51
New Haven, Connecticut · implied b. ~1879 — 3 household members
| Surname | Davis |
| Given Name | Mabel L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | Lady's Stenographer |
| Industry | Surgical Supplies |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Mabel Davis across 3 US Census years (1910, 1920 and 1930) in New Haven, Connecticut, using XGBoost record linkage. Identified parents: father Martin Davis (~0.92 confidence) and father Martin Davis (~0.92 confidence) and father Martin Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Martin Davis
b. ~1846
Source father
● Household
· direct · ~0.92
Father
Martin Davis
b. ~1846
Source father
● Household
· direct · ~0.92
Father
Martin Davis
b. ~1847
Source father
● Household
· direct · ~0.92
This person
Anchor record
Mabel Davis
Daughter · 1930 · age 51 · b. ~1879 · Connecticut
★ You are viewing this record
Sibling
Bessie Davis
Sibling · 1930 · age 46
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — New Haven, Connecticut
Open full size
1930 US Federal Census — New Haven, Connecticut
Page Contents
49 people indexed on this census page (ia:1930:15thcensus278unit:0466)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jerrold Davis | 2 | Son | — | Connecticut |
| 2 | Elsie Burnside | 17 | Lodger | — | Connecticut |
| 3 | Martin L. Davis | 84 | Head | — | New Hampshire |
| 4 | Mabel L. Davis THIS PERSON | 51 | Daughter | Lady'S Stenographer | New Hampshire |
| 5 | Bessie V. Davis | 46 | Daughter | City Stenographer | New Hampshire |
| 6 | Robert Perry | 44 | Head | Steam Fitter | Connecticut |
| 7 | Marion Perry | 38 | Wife | — | Maryland |
| 8 | Robert Jr. Perry | 18 | Son | Clerk | Connecticut |
| 9 | Stanley Perry | 14 | Son | — | Connecticut |
| 10 | Edward Perry | 11 | Son | — | Connecticut |
| 11 | Agnes Perry | 8 | Daughter | — | Connecticut |
| 12 | Dorothy Perry | 5 | Daughter | — | Connecticut |
| 13 | Stig Carlson | 23 | Lodger | — | Connecticut |
| 14 | William Ziefell | 28 | Lodger | Machinist | Connecticut |
| 15 | Nicholas Lanning | 31 | Head | Salesman | Connecticut |
| 16 | Helen Lanning | 28 | Wife | Bookkeeper | Connecticut |
| 17 | Jean Lanning | 2 | Daughter | — | Connecticut |
| 18 | Nicholas Lanning | 73 | Father | — | Ireland FS |
| 19 | Mary Lanning | 28 | Sister | Bookkeeper | Connecticut |
| 20 | Jacob Doyle | 22 | Messenger | — | Connecticut |
| 21 | Steven Vass | 43 | Head | Case Maker | Hungary |
| 22 | Elizabeth Vass | 42 | Wife | — | Hungary |
| 23 | Paul Vass | 18 | Son | Order Clerk | Connecticut |
| 24 | Rose Vass | 15 | Daughter | — | Connecticut |
| 25 | Mary Vass | 14 | Daughter | — | Connecticut |
| 26 | Joseph Vass | 8 | Son | — | Connecticut |
| 27 | Justus Chapman | 34 | Head | Floor Layer | Connecticut |
| 28 | Anna Chapman | 34 | Wife | — | Connecticut |
| 29 | Barbara Chapman | 1 | Daughter | — | Connecticut |
| 30 | Samuel P. Almstrom | 41 | Head | Janitor | Sweden |
| 31 | Berna Almstrom | 46 | Wife | — | Sweden |
| 32 | Mildred Almstrom | 11 | Daughter | — | Massachusetts |
| 33 | George Gundryke | 30 | Head | Foreman | Connecticut |
| 34 | Sarah Gundryke | 30 | Wife | — | Connecticut |
| 35 | Elizabeth Gundryke | 1 | Daughter | — | Connecticut |
| 36 | Robert Watson | 48 | Head | Machinist | Scotland |
| 37 | Julia G. Watson | 48 | Wife | — | Connecticut |
| 38 | Dorothy Watson | 25 | Daughter | Stenographer | Connecticut |
| 39 | Roscoe Rusch | 36 | Head | Electrician | Alabama |
| 40 | Birdie Rusch | 38 | Wife | — | Alabama |
| 41 | Frederick Phillips | 45 | Head | Salesman | Connecticut |
| 42 | Mabel Phillips | 35 | Wife | Clinical Work | Connecticut |
| 43 | Robert Phillips | 10 | Son | — | Connecticut |
| 44 | Robert J. Donahue | 59 | Head | Janitor | Ireland (North) |
| 45 | Margaret A. Donahue | 60 | Wife | — | Ireland (North) |
| 46 | Sarah M. Donahue | 23 | Daughter | Teacher | Connecticut |
| 47 | John Enrich | 27 | Head | Pattern Maker | Connecticut |
| 48 | Helen Enrich | 27 | Wife | — | Connecticut |
| 49 | John Jr. Enrich | 0 | Son | — | Connecticut |
Pedigree Summary
Mabel + 1 sibling
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)