401(k) · DOL Form 5500 · 2024

Zillow Group, Inc. 401(k) Plan

Data updated 2026-08-25

$850M
Total assets Above avg plan size
6,157
Participants Above avg headcount
98th
Percentile by assets National rank
$138,023
Avg per participant Near avg balance/head
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Official DOL plan name: Zillow Group 401(k) Plan · Sponsored by Zillow Group, Inc. · Washington · Real Estate

$850M in assets, 6,157 participants

Zillow Group, Inc.'s Zillow Group 401(k) Plan reported $850M in total assets and 6,157 participants in its 2024 DOL Form 5500 filing, ranking in the 98th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #4,594 in Real Estate (4,605 peers)

Coverage in Washington

Zillow Group 401(k) Plan covers 6,157 participants in Washington, 4.2x the typical Washington plan (state average ~1,476 per filing). Assets: $850M.

#4,594
in Real Estate (4,605 peers)
+28.5%
assets growth YoY
8.5×
vs typical plan assets (national mean)

Zillow Group 401(k) Plan's outsized position by total assets

Zillow Group 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$849,808,065 Top 2% higher than 98% of 123,620 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2024

Zillow Group 401(k) Plan's large-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Zillow Group 401(k) Plan lands in the large band (6,157 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Zillow Group 401(k) Plan end-of-year assets rose from $662M in the plan year 2023 filing to $850M in the plan year 2024 filing.
  • Zillow Group 401(k) Plan reported participants rose from 5,644 in the plan year 2023 filing to 6,157 in the plan year 2024 filing.
  • Zillow Group 401(k) Plan reported net income rose from $181M in the plan year 2023 filing to $188M in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 471645716 · Zillow Group, Inc. PY 2024 · 401(k)

Zillow Group 401(k) Plan · $850M · 6,157 · 98th

  • BOY $850M
  • BOY 6,157
  • BOY 98th
  • BOY 401(k)
  • BOY near Pioneer Natural Resources USA, Inc. 401(k) and Matching Plan
  • BOY ind #4594

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Real Estate retirement plans → · Plans in Washington →

Zillow Group 401(k) Plan in the asset neighbourhood

Shi International Corp 401(k) Savings PlanShi International Corp 401(k…$850MKirby 401(k) Plan$850MPioneer Natural Resources USA, Inc. 401(k) and Matching PlanPioneer Natural Resources US…$850MZillow Group 401(k) Plan$850MTaft Stettinius & Hollister LLP Thrift Savings & Retirement PlanTaft Stettinius & Hollister …$849M
End-of-year total assets ($M) among Zillow Group 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Washington filing particulars

Total Assets (Beginning of Year)$662M
Net Assets (End of Year)$850M
Net Income$188M
Employer EIN471645716
Plan Effective Date2006-02-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Zillow Group, Inc.)

Sponsor-wide plan assets over time

All Zillow Group, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$850M 76.96425749289553% vs 2022
2024 filing year
$400M$600M$800M$1,000M 202220232024 $480M $850M ▲ +77.0%
Year Plans Participants Total Assets
2022 1 7,799 $480M
2023 1 5,644 $662M
2024 1 6,157 $850M

Nearby 401(k) Plans in Washington

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Zillow Group 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants Scatter plot of 6 data points. -500000050000010000001500000 -20020406080 Total assets ($B) Participants Zillow Group 401(k) Plan, Total assets ($B): 0.849808065 · Participants: 6157Zillow Group 401(k) PlanThe Boeing Company 401(k) Retirement Plan, Total assets ($B): 73.910477714 · Participants: 139394The Boeing Company 401(k) Retirement PlanMicrosoft Corporation Savings Plus 401(k) Plan, Total assets ($B): 65.646011638 · Participants: 118818Microsoft Corporation Savings Plus 401(k) PlanCostco 401(k) Retirement Plan, Total assets ($B): 41.017392708 · Participants: 202468Costco 401(k) Retirement PlanAmazon 401(k) Plan, Total assets ($B): 34.593744657 · Participants: 1209303Amazon 401(k) Plan401(k) Savings Plan, Total assets ($B): 10.074085187 · Participants: 86668401(k) Savings Plan
Zillow Group 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants

Scale composition for Zillow Group 401(k) Plan

Zillow Group 401(k) Plan reports $850M in end-of-year assets across 6,157 participants (0.007% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.007% of 93,925,755 covered participants) - about $138,023 per participant (100% of the national average assets-per-participant) . Net income for plan year 2024 was $188M.

This plan identity (EIN 471645716, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $480M to $850M (+77.0%) while covered participants moved from 7,799 to 6,157 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 7,799 $480M Open filing
2023 5,644 $662M Open filing
2024 · index core 6,157 $850M This page

Zillow Group 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Washington, the nearest 401(k) by assets is Pioneer Natural Resources USA, Inc. 401(k) and Matching Plan in TX ($850M); by covered participants it is Valmont Employee Retirement Savings Plan in NE (6,155 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (6,157 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Zillow Group 401(k) Plan assets move in 2024?
Zillow Group 401(k) Plan grew sharply - up 28.5% during 2024, from $662M to $850M. Reported net income was $188M.
How have Zillow Group, Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Zillow Group, Inc.'s sponsor-wide assets grew 77.0%, from $480M to $850M.
Where does Zillow Group 401(k) Plan rank by assets among Form 5500 filers?
Zillow Group 401(k) Plan ranks in the 98th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Zillow Group 401(k) Plan?
Among 401(k) plans in other states, the closest by assets is Pioneer Natural Resources USA, Inc. 401(k) and Matching Plan in TX ($850M, 2,198 participants).
Which 401(k) plans cover a similar participant headcount to Zillow Group 401(k) Plan?
Among 401(k) plans in other states, the closest by covered participants is Valmont Employee Retirement Savings Plan in NE (6,155 participants, $665M in assets).