WK
Walter Kelly — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Walter Kelly across the 1920, 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Marion & Marian — first a son (b.~1908), then head of a 6-person household.
Age 22
b. ~1908
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Kelly |
| Given Name | Walter C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New York |
| Mother's Birthplace | England |
| Additional Details | |
| Occupation | Operator |
| Industry | Multigraphing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Operator |
| Township / Ward | Somerville 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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Walter | Age | Birth yr |
|---|---|---|---|---|
| Marion Kelly | Head | — | 47 | ~1883 |
| Grace Riddell | Other | — | 23 | ~1907 |
| Beatrice Kelly | Daughter | — | 13 | ~1917 |
| Walter Kelly | Son | — | 22 | ~1908 |
| Ruth Kelly | Daughter | — | 20 | ~1910 |
| Evelyn Milkins | Other | — | 33 | ~1897 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 12
Middlesex, Massachusetts · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelley |
| Given Name | Walter C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New York |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 22
Middlesex, Massachusetts · implied b. ~1908 — 6 household members
| Surname | Kelly |
| Given Name | Walter C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New York |
| Mother's Birthplace | England |
| Occupation | Operator |
| Industry | Multigraphing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 32
Middlesex-County, Massachusetts · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelley |
| Given Name | Walter C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville city |
| 1935 Residence (County) | Middlesex |
| Occupation | Nurse |
| Industry | Hospital |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1100 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| 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 Walter Kelly across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Marion Kelley (~0.92 confidence) and mother Marian Kelley (~0.92 confidence) and mother Marion Kelly (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Marion Kelley
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Marian Kelley
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Marion Kelly
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Walter Kelly
Son · 1930 · age 22 · b. ~1908 · Massachusetts
★ You are viewing this record
Sibling
Ruth Kelly
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Kelly
Sibling · 1930 · age 13
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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel928:0856)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Margaret Gatran | 21 | Daughter | Bookkeeper | Massachusetts |
| 52 | Julia Gatran | 17 | Daughter | Stenographer | Massachusetts |
| 53 | Mary Mitchell | 51 | Head | — | Irish Free State |
| 54 | James E. Mitchell | 15 | Son | — | Massachusetts |
| 55 | Harry Dion | 24 | Son-in-law | Cashier | Massachusetts |
| 56 | Helen M. Dion | 21 | Daughter | — | Massachusetts |
| 57 | Harry Jr. Dion | 1 | Grandson | — | Massachusetts |
| 58 | Joseph K. O'Brien | 24 | Son-in-law | Chauffeur | Massachusetts |
| 59 | Catherine O'Brien | 18 | Daughter | — | Massachusetts |
| 60 | Joseph Jr. O'Brien | 0 | Grandson | — | Massachusetts |
| 61 | Corline Tacey | 5 | Boarder | — | Massachusetts |
| 62 | William Simon | 32 | Boarder | — | Massachusetts |
| 63 | Annie Clive | 51 | Head | Matron | England |
| 64 | Gordon Clive | 20 | Son | Clerk | Massachusetts |
| 65 | Pearl Clive | 18 | Daughter | — | Massachusetts |
| 66 | Violet Harris | 32 | Daughter | Hostess | England |
| 67 | Shirley Harris | 8 | Daughter | — | Massachusetts |
| 68 | Thomas E. Brundage | 75 | Head | — | Canada-English |
| 69 | Mary E. Brundage | 64 | Wife-H | — | Canada-English |
| 70 | Clarence Garnage | 75 | Head | — | Maine |
| 71 | Catherine M. Garnage | 70 | Wife-H | — | Canada-English |
| 72 | Margaret J. Garnage | 49 | Daughter | Stenographer | Massachusetts |
| 73 | Annie E. Garnage | 40 | Daughter | Typist | Massachusetts |
| 74 | Marion C. Kelly | 47 | Head | — | England |
| 75 | Walter C. Kelly THIS PERSON | 22 | Son | Operator | Massachusetts |
| 76 | Ruth M. Kelly | 20 | Daughter | — | Massachusetts |
| 77 | Beatrice C. Kelly | 13 | Daughter | — | Massachusetts |
| 78 | Grace A. Riddell | 23 | Roomer | Stenographer | Massachusetts |
| 79 | Evelyn Milkins | 33 | Roomer | Saleslady | Massachusetts |
| 80 | Patrick Doyle | 59 | Head | Salesman | Irish Free State |
| 81 | Mary E. Doyle | 52 | Wife-H | — | Irish Free State |
| 82 | Catherine A. Doyle | 32 | Daughter | Bookkeeper | Irish Free State |
| 83 | Arthur J. Doyle | 30 | Son | Salesman | Massachusetts |
| 84 | Joseph F. Martin | 50 | Head | Carpenter | Canada-English |
| 85 | Margaret Martin | 49 | Wife-H | — | Canada-English |
| 86 | Robert J. Martin | 16 | Son | — | Canada-English |
| 87 | Richard A. Boylen | 60 | Head | Cook | Canada-English |
| 88 | Bessie A. Boylen | 49 | Wife-H | — | England |
| 89 | Harry A. Oliver | 52 | Head | Traveling Salesman | Massachusetts |
| 90 | Martha M. Oliver | 53 | Wife-H | — | Pennsylvania |
| 91 | Beatrice M. Oliver | 23 | Daughter | Typist | Massachusetts |
| 92 | Walter Harding | 59 | Head | Engineer | Pennsylvania |
| 93 | Emma Harding | 57 | Wife-H | — | Pennsylvania |
| 94 | Dorothy Harding | 23 | Daughter | Stenographer | Pennsylvania |
| 95 | Louis Hansen | 63 | Head | Piano Maker | Massachusetts |
| 96 | Julia A. Hansen | 64 | Wife-H | — | Pennsylvania |
| 97 | Louis H. Hansen | 37 | Head | Compositor | Massachusetts |
| 98 | Lillian S. Hansen | 34 | Wife-H | — | Massachusetts |
| 99 | Loyola R. Hansen | 9 | Son | — | Massachusetts |
| 100 | Louis Hansen | 8 | Son | — | Massachusetts |
Related Census Records
Pedigree Summary
Walter + 2 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)