As an Amazon Associate, Backyard Gear Pro earns from qualifying purchases.

Plenty of HOAs and city noise ordinances restrict mowing before a set morning hour, and even where there's no rule on the books, a loud gas engine at 7 a.m. is a fast way to annoy neighbors living close together. The picks below are grouped by how quiet they actually run rather than by yard size or raw cutting power, so you can find one that lets you mow early, late, or just without the racket.

Noise isn't the only variable worth planning around — deck size and yard size still matter. If you're mowing a small, flat lot and want the lightest, most compact option regardless of noise level, our best electric lawn mower for a small yard roundup is the better starting point. Dealing with hills or a bigger lawn and need self-propelled drive specifically? Our best self-propelled lawn mowers roundup covers that instead.

Still deciding between battery and gas in general? Our battery vs. gas lawn mowers guide breaks down noise alongside cutting power, runtime, and maintenance in more depth.

We're linking to Amazon search results rather than specific listings, since exact models, prices, and availability change constantly — use these picks as a shortlist to compare current listings and specs yourself before buying.

How we picked: We compared lawn mowers primarily by operating noise — motor type (manual reel, corded electric, battery, brushless) and manufacturer-reported sound levels where available — rather than by yard size or deck width, prioritizing models with a reputation for quiet operation across manufacturer specs and category-wide buyer feedback.

At a glance

#PickWhy it stands outPrice
American Lawn Mower Co. 1204-14 14-Inch Manual Reel MowerTop Pickzero motor noise, mow any time without waking anyone - No engine or motor at all, so there's no decibel rating to worry about — just the sound of the blades spinningCheck Amazon
EGO Power+ Select Cut 21-Inch Self-Propelled (LM2135SP)Runner-upquiet self-propelled pick for mid-size or sloped lawns - Brushless 56V motor runs noticeably quieter than a gas self-propelled mower at similar powerCheck Amazon
Greenworks 25022 12 Amp 20-Inch Corded Electric MowerBest Valuebudget-quiet pick for a small, flat lawn near an outlet - No motor idle or revving — power only draws while the blade is actually engagedCheck Amazon
Ryobi 40V HP Brushless 20-Inch Self-Propelled (Bare Tool)Also greata quieter self-propelled mower on an expandable battery platform - Brushless motor design cuts down on the whine and vibration of older brushed battery motorsCheck Amazon
Worx Landroid WR165 Robotic MowerAlso greatmowing in short, quiet bursts without anyone noticing - Runs quiet enough to operate during the day on a schedule without disturbing anyone nearbyCheck Amazon

The picks in detail

American Lawn Mower Co. 1204-14 14-Inch Manual Reel Mower

Top Pick

9.6/10Editor’s score

Best for zero motor noise, mow any time without waking anyone

  • 14-inch cutting width
  • Fully manual, no motor
  • No charging or fuel
  • No engine or motor at all, so there's no decibel rating to worry about — just the sound of the blades spinning
  • Never runs into a noise ordinance or HOA quiet-hours rule, at any time of day
  • Nothing to charge, fuel, or maintain beyond occasional blade adjustment

Watch out Struggles with thick, tall, or overgrown grass, and needs a more consistent mowing schedule to keep up with fast growth

Check price on Amazon

EGO Power+ Select Cut 21-Inch Self-Propelled (LM2135SP)

Runner-up

9.3/10Editor’s score

Best quiet self-propelled pick for mid-size or sloped lawns

  • 21-inch deck
  • 56V brushless motor
  • Self-propelled drive
  • Brushless 56V motor runs noticeably quieter than a gas self-propelled mower at similar power
  • Self-propelled drive means you still get hill and mid-size-lawn capability without a loud engine
  • Push-button start — no pull-cord revving to wake anyone up

Watch out Battery and charger are typically sold separately from the bare tool

Check price on Amazon

Greenworks 25022 12 Amp 20-Inch Corded Electric Mower

Best Value

9.0/10Editor’s score

Best budget-quiet pick for a small, flat lawn near an outlet

  • 20-inch deck
  • 12-Amp corded motor
  • No battery to charge
  • No motor idle or revving — power only draws while the blade is actually engaged
  • Lowest-cost way into a genuinely quiet mower, with no battery to buy or degrade
  • Instant push-button start and stop

Watch out Cord length limits how far from an outlet you can mow

Check price on Amazon

Ryobi 40V HP Brushless 20-Inch Self-Propelled (Bare Tool)

Also great

8.7/10Editor’s score

Best for a quieter self-propelled mower on an expandable battery platform

  • 20-inch deck
  • 40V brushless motor
  • Self-propelled drive
  • Brushless motor design cuts down on the whine and vibration of older brushed battery motors
  • Self-propelled drive without the sustained engine noise of a gas equivalent
  • Shares batteries with other tools on Ryobi's 40V lineup

Watch out Sold as a bare tool — battery and charger are an added cost if you're not already on the platform

Check price on Amazon

Worx Landroid WR165 Robotic Mower

Also great

8.4/10Editor’s score

Best for mowing in short, quiet bursts without anyone noticing

  • Autonomous/robotic mowing
  • Requires boundary wire install
  • Best for open, simple-shaped lots
  • Runs quiet enough to operate during the day on a schedule without disturbing anyone nearby
  • Frequent short mowing sessions mean it's never running long or loud enough to matter
  • No engine revving, pull-cord, or self-propel motor straining under load

Watch out Needs boundary wire installation and works best on relatively open, obstacle-free yards

Check price on Amazon

Frequently Asked Questions

How many decibels counts as a quiet lawn mower?
There's no single legal threshold that applies everywhere, but battery mowers typically run in the mid-70s to low-80s decibels at the operator's ear, versus the high-80s to mid-90s for a comparable gas mower. A manual reel mower or robotic mower produces no engine noise at all, which is the only way to guarantee you're never over a local limit.
What time can I legally mow under HOA or city noise rules?
Rules vary widely by municipality and HOA — some set a specific morning cutoff (commonly 7-8 a.m. on weekdays, later on weekends), while others regulate by decibel level instead of time. Check your specific HOA covenant or local noise ordinance rather than assuming a standard rule applies.
Are battery lawn mowers actually quieter than gas, or just marketed that way?
Genuinely quieter, not just marketing — a brushless battery motor lacks the combustion noise, exhaust, and vibration of a small gas engine, and that difference is easy to hear standing next to either mower. It's one of the main reasons battery mowers have taken over the residential market.
Is a reel mower too much work just to avoid noise?
On a small, flat lawn mowed on a consistent schedule, a reel mower is genuinely practical, not just a noise-avoidance compromise — it has almost nothing to maintain and never needs fuel or charging. It does fall behind on thick, tall, or infrequently mowed grass, so it's a better fit for a tidy, regularly mowed lot than an overgrown one.
Can a quiet mower still cut thick or overgrown grass well?
Battery and corded electric mowers with a brushless motor handle normal seasonal growth fine, but very thick or overgrown grass will tax any quiet mower — reel mowers especially — more than it would a high-torque gas engine. If your grass regularly gets ahead of you, stay on top of a mowing schedule or expect to make a slower second pass.

Keep reading