7 siding contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Ottumwa: Grooms Roofing LLC., CR Score 58/100; 4.8★ from 57 Google reviews; open Saturdays until 5 PM.
Most-reviewed: Kappel- Gomez Construction, 30 Google reviews at 5.0★, the most of 7 ranked after Grooms Roofing LLC.; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
7 Ottumwa siding contractors are ranked here by CR Score, from ten published factors. 3 open Saturdays, based on posted hours. The median Google rating is 4.8★ across 7 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Grooms Roofing LLC. | 58 | 4.8★ (57) | Ottumwa | Sat | Overall |
| 2 | Beechy Siding & Seamless Gutters | 56 | 5.0★ (3) | Ottumwa | Sat | — |
| 3 | Kappel- Gomez Construction | 55 | 5.0★ (30) | Ottumwa | — | Most reviews |
| 4 | Element Siding and Windows | 53 | 5.0★ (18) | Pella, 39 mi away | — | — |
| 5 | Premier Construction | 50 | 4.7★ (29) | Fairfield, 23 mi away | — | — |
| 6 | Gutter Kingz LLC | 48 | 4.7★ (12) | Grinnell, 37 mi away | Sat | — |
| 7 | Buckshot Exteriors | 47 | 4.2★ (10) | Centerville, 31 mi away | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 4.8★ from 57 Google reviews, the most in Ottumwa.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottumwa
Ranked #2 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Siding contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ottumwa
Ranked #3 because of its Google rating and review volume: 5.0★ from 30 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pella, 39 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Siding contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fairfield, 23 mi away
Ranked #5 because of its Google rating and review volume: 4.7★ from 29 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Grinnell, 37 mi away
Ranked #6 because of its Google rating and review volume: 4.7★ from 12 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Centerville, 31 mi away
Ranked #7 because of its Google rating and review volume: 4.2★ from 10 Google reviews.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Typical prices in USD, adjusted for Iowa with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Siding replacement | $5,860 | $12,210 | $18,670 | Per house: typical range of customer-reported projects. US national range × 1.05 West North Central factor (2025 Cost vs. Value Report) | October 2026 |
We scored 7 Ottumwa siding contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Ottumwa data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |