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Emergency Tree Services in Castro Valley, CA (2026)

Top 50 of 287 tree services, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 tree services on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

Tree on a power line: stay 30 feet away and call your utility. Tree on the house: leave the affected rooms.

The short answer

  1. 1

    #1 for emergency tree service in Castro Valley: Saunders Tree Service Inc, open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency tree services in Castro Valley at a glance

Top emergency tree services in Castro Valley at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Saunders Tree Service Inc645.0★ (76)Hayward, 2 mi away24/7
2Castillo Tree Service Inc624.9★ (41)Hayward, 3 mi away24/7
3Graham Tree Services Inc614.7★ (49)San Leandro, 6 mi away24/7
4Eagle Tree Service614.9★ (49)Alameda, 9 mi away24/7
5Preferred Expert Tree Service Inc615.0★ (66)Dublin, 12 mi away24/7
6JC Tree Service615.0★ (82)Antioch, 15 mi away24/7
7BioScapes Tree Care Inc614.9★ (36)Union City, 7 mi away24/7
8ArborTech Inc.615.0★ (85)Ashland, 15 mi away24/7
9Terry's Tree Service614.7★ (49)Danville, 9 mi away24/7
10EC Tree Service Inc605.0★ (103)Redwood City, 19 mi away24/7

Call an emergency tree service in Castro Valley now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency tree services in Castro Valley, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 287 is on the tree services page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  8. #8 ArborTech Inc.

    Based in Ashland, 15 mi away

    61/100CR Score

    Ranked #8 because of its Google rating and trade focus: 5.0★ from 85 Google reviews, listed on Google as “Tree service”.

    • 5.0★ from 85 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for ArborTech Inc.(510) 871-8788

  9. #9 Terry's Tree Service

    Based in Danville, 9 mi away

    61/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.7★ from 49 Google reviews, listed on Google as “Tree service”.

    • 4.7★ from 49 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    9000 Crow Canyon Rd #622, Danville, CA 94506
    View profile for Terry's Tree Service(925) 820-8733

  10. #10 EC Tree Service Inc

    Based in Redwood City, 19 mi away

    60/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 103 Google reviews, listed on Google as “Tree service”.

    • 5.0★ from 103 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    991 Round Hill Rd, Redwood City, CA 94061
    View profile for EC Tree Service Inc(650) 368-2044

  22. #22 Nice View Tree Care

    Based in Concord, 20 mi away

    58/100CR Score

    Ranked #22 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “Tree service”.

    • 5.0★ from 42 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3336 Willow Pass Rd Apt D, Concord, CA 94519
    View profile for Nice View Tree Care(925) 497-7139

  23. #23 CalTreez

    Based in Fremont, 10 mi away

    58/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.2★ from 15 Google reviews, listed on Google as “Tree service”.

    • 4.2★ from 15 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4555 Thornton Ave, Fremont, CA 94536
    View profile for CalTreez(510) 203-4334

  24. #24 Julian Tree Care

    Based in Richmond, 21 mi away

    58/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.8★ from 48 Google reviews, listed on Google as “Tree service”.

    • 4.8★ from 48 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    561 Juliga Woods St, Richmond, CA 94804
    View profile for Julian Tree Care(510) 860-8945

Top 50 of 287 tree services by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

tree services in Castro Valley, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26ArborTech Inc.575.0★ (8)10 mi
27Cbc Tree Service573.8★ (18)11 mi
28M & M Tree Service574.7★ (47)22 mi
29Swell Emergency Tree Removal Service574.8★ (10)11 mi
30Rivas Tree Services574.8★ (33)21 mi
31Eddie Jaguar Tree services575.0★ (8)11 mi
32P & J Tree Service Inc.574.5★ (17)16 mi
33Expert Tree Service575.0★ (7)12 mi
34Alamo’s Tree Service574.7★ (22)19 mi
35Urban Tree Management, LLC575.0★ (21)21 mi
36Absolute Best Care Tree Service565.0★ (15)19 mi
37Tree65 Tree Care Inc565.0★ (20)21 mi
38C&C Tree Solutions565.0★ (4)10 mi
39Encinal Tree Service Inc564.8★ (17)19 mi
40Louis Tree Service565.0★ (5)11 mi
41Cano Tree Service LLC565.0★ (12)18 mi
42MG TREE CARE565.0★ (10)16 mi
43Cavara Tree Services565.0★ (11)17 mi
44Garcia and Amigo Tree Service and Landscaping565.0★ (3)9 mi
45Matt Horn Landscaping and Tree Care565.0★ (10)17 mi
46Tree Ops LLC565.0★ (16)20 mi
47Junior's Tree Services Inc.564.2★ (19)19 mi
48Better Tree Care Inc565.0★ (12)20 mi
49Woodchuck Tree Care565.0★ (9)18 mi
50Apex Tree Care Inc.565.0★ (5)14 mi

How we ranked emergency tree services in Castro Valley

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 tree services are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency tree services in Castro Valley: questions

Which tree services in Castro Valley are open 24/7?

25 on this list post 24/7 hours, including Saunders Tree Service Inc, Castillo Tree Service Inc, Graham Tree Services Inc, Eagle Tree Service and Preferred Expert Tree Service Inc.

Who is ranked #1 for emergency tree service in Castro Valley, CA?

Saunders Tree Service Inc is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency tree services in Castro Valley ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 tree services are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the tree service arrives?

Tree on a power line: stay 30 feet away and call your utility. Tree on the house: leave the affected rooms.

How many emergency tree services here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Castro Valley

  1. October 2026: CR Scores recalculated for 287 tree services serving Castro Valley.
  2. October 2026: 6 duplicate listings merged.

More emergency and tree service pages