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Hartz Lock Co.Window installer in Clinton, IA

Hartz Lock Co. is a window installer at 200 N 2nd St, Clinton, IA 52732, ranked #1 of 46 window installers in Clinton and rated 4.8 from 97 Google reviews. Open Monday to Friday.

Clinton, IAUpdated 0 paid placements in any rankingHow we rank

Call (563) 242-4434Website ↗

Key facts

Key facts about Hartz Lock Co.
Address200 N 2nd St, Clinton, IA 52732Get directions
Phone(563) 242-4434
Websitehartzlockco.com
HoursMonday to Friday: 8 AM – 5 PM
Google rating4.8 from 97 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Windowsmain tradeGoogle main category

Service area

Serves Clinton and 5 towns within 40 miles: De Witt, Eldridge, Bettendorf, Maquoketa and Davenport.

Based in Clinton, IAView on map

Opening hours

Opening hours for Hartz Lock Co.
DayHours
Monday8 AM – 5 PM
Tuesday8 AM – 5 PM
Wednesday8 AM – 5 PM
Thursday8 AM – 5 PM
Friday8 AM – 5 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Typical window installation prices

Typical window installation prices
JobLowTypicalHigh
Window replacementPer project (several windows): typical range of customer-reported projects. US national range × 1.03 West North Central factor (2025 Cost vs. Value Report)$3,550$7,580$12,220

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby window installers

Hartz Lock Co. compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Hartz Lock Co. (this business)—604.8 (97)—NoNo
Midwest Window Company#2595.0 (174)—YesNo30.8 mi
American Quality Windows Inc#3574.7 (49)—YesYes26.4 mi

See all 46 ranked window installers in Clinton

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.8from 97 Google reviews

Hired Hartz Lock Co.? Write a review

Questions about Hartz Lock Co.

How is Hartz Lock Co. ranked in Clinton?

Hartz Lock Co. is ranked #1 of 46 window installers in Clinton by CR Score, with 60 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Hartz Lock Co.’s hours?

Hartz Lock Co. is open Monday to Friday. Its listed hours are Monday to Friday, 8 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Hartz Lock Co. serve?

Serves Clinton and 5 towns within 40 miles: De Witt, Eldridge, Bettendorf, Maquoketa and Davenport. The list is based on the business's location and the usual service radius for window installation. Confirm your address is covered when you call.

What do Google reviews say about Hartz Lock Co.?

Hartz Lock Co. has a rating of 4.8 from 97 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Hartz Lock Co.?

Call Hartz Lock Co. on (563) 242-4434. The business is at 200 N 2nd St, Clinton, IA 52732. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

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