WN
William Nolan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this William Nolan across the 1910, 1920 and 1930 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed), with identified parents Thomas & Theresa — first a son (b.~1905), then head of a 7-person household.
Age 25
b. ~1905
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Nolan |
| Given Name | William M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Age at First Marriage | 18 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Clerk |
| Industry | Sugar House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Boston City Of |
| Est. Birth Year | ~1905 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Lillian Nolan | Daughter | — | 21 | ~1909 |
| Thomas Barry | Other | — | 13 | ~1917 |
| Mary Nolan | Daughter | — | 19 | ~1911 |
| Anna Nolan | Daughter | — | 22 | ~1908 |
| Mildred Nolan | Daughter | — | 20 | ~1910 |
| Catherine Nolan | Head | — | 41 | ~1889 |
| William Nolan | Son | — | 25 | ~1905 |
Census Appearances
1910
Suffolk, Massachusetts
Son, age 5
Suffolk, Massachusetts · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nolan |
| Given Name | Wm |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Suffolk, Massachusetts
Son, age 15
Suffolk, Massachusetts · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nolan |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 25
Suffolk, Massachusetts · implied b. ~1905 — 7 household members
| Surname | Nolan |
| Given Name | William M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Age at First Marriage | 18 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Clerk |
| Industry | Sugar House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 William Nolan across 3 US Census years (1910, 1920 and 1930) in Suffolk, Massachusetts, using XGBoost record linkage. Identified parents: father Thomas Nolan (~0.92 confidence) and mother Theresa Nolan (~0.92 confidence) and mother Catherine Nolan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Nolan
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Theresa Nolan
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Catherine Nolan
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Nolan
Son · 1930 · age 25 · b. ~1905 · Massachusetts
★ You are viewing this record
Sibling
Mildred Nolan
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Nolan
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Nolan
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Nolan
Sibling · 1930 · age 19
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 — Suffolk, Massachusetts
Open full size
1930 US Federal Census — Suffolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel946:0750)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Albert Tobin | 20 | Son | None | Massachusetts |
| 2 | Daniel J. Anthony | 30 | Head | Shipper | Massachusetts |
| 3 | Mildred H. Anthony | 24 | Wife | None | Massachusetts |
| 4 | Madeline M. Anthony | 1 | Daughter | None | Massachusetts |
| 5 | Alfred J. Barry | 18 | Brother-in-law | None | Massachusetts |
| 6 | James J. Barry | 15 | Brother-in-law | None | Massachusetts |
| 7 | Catherine Nolan | 41 | Head | None | Massachusetts |
| 8 | William M. Nolan THIS PERSON | 25 | Son | Clerk | Massachusetts |
| 9 | Anna K. Nolan | 22 | Daughter | None | Massachusetts |
| 10 | Lillian M. Nolan | 21 | Daughter | Factory | Massachusetts |
| 11 | Mildred K. Nolan | 20 | Daughter | Factory | Massachusetts |
| 12 | Mary G. Nolan | 19 | Daughter | Tel. Operator | Massachusetts |
| 13 | Thomas C. Barry | 13 | Boarder | None | Massachusetts |
| 14 | Peter Mudigo | 34 | Head | Plaster | Italy |
| 15 | Theresa Mudigo | 31 | Wife | None | Italy |
| 16 | Joseph Mudigo | 10 | Son | None | Massachusetts |
| 17 | John Mudigo | 9 | Son | None | Massachusetts |
| 18 | Charles Mudigo | 7 | Son | None | Massachusetts |
| 19 | Frances Mudigo | 6 | Daughter | None | Massachusetts |
| 20 | Teresa Mudigo | 5 | Daughter | None | Massachusetts |
| 21 | Victor Mudigo | 3 | Son | None | Massachusetts |
| 22 | Frank De Franco | 30 | Head | Candy Maker | Italy |
| 23 | Concetta De Franco | 22 | Wife | None | Italy |
| 24 | James De Franco | 1 | Son | None | Massachusetts |
| 25 | Ellen Reilly | 70 | Head | None | Ireland-Free State |
| 26 | Patrick Reilly | 42 | Son | None | Massachusetts |
| 27 | Alexander Mac Kenzie | 27 | Head | Gen. Rail Road | Scotland |
| 28 | Margaret Mac Kenzie | 25 | Wife | None | Scotland |
| 29 | Ellen Donovan | 58 | Head | None | Canada-English |
| 30 | Annie Donovan | 42 | Daughter | Stitcher | Massachusetts |
| 31 | Percy Alexander | 37 | Head | Steam Fitter | Massachusetts |
| 32 | Annie Alexander | 39 | Wife | None | England |
| 33 | Annie Alexander | 16 | Daughter | Factory Help | Massachusetts |
| 34 | Ruth Alexander | 14 | Daughter | None | Massachusetts |
| 35 | Ruth B. Alexander | 11 | Daughter | None | Massachusetts |
| 36 | Emma Alexander | 9 | Daughter | None | Massachusetts |
| 37 | Eleanor Alexander | 6 | Daughter | None | Massachusetts |
| 38 | James G. Alexander | 3 | Son | None | Massachusetts |
| 39 | Edward Buckham | 40 | Head | Longshoreman | Massachusetts |
| 40 | Margaret Buckham | 40 | Wife | None | Massachusetts |
| 41 | Paul E. Buckham | 20 | Son | Factory | Massachusetts |
| 42 | Margaret Buckham | 19 | Daughter | None | Massachusetts |
| 43 | Mary Buckham | 17 | Daughter | Laundry Worker | Massachusetts |
| 44 | Edward Buckham | 12 | Son | None | Massachusetts |
| 45 | Helen Buckham | 9 | Daughter | None | Massachusetts |
| 46 | Mary Hackett | 80 | Mother-in-law | None | Ireland-Free State |
| 47 | John G. Wall | 50 | Head | Iron Worker | Canada-English |
| 48 | Theresa Wall | 46 | Wife | None | Canada-English |
| 49 | Stanley Wall | 19 | Son | Box Maker | Canada-English |
| 50 | John Wall | 16 | Son | None | Canada-English |
Pedigree Summary
William + 4 siblings
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)