FairangeSeptic · NH
Septic costs in Manchester-Nashua, NH
Last updated from data: BLS OEWS May 2025 · PPI construction materials 2026-09 · estimates only
How this market compares
Practical cut for Manchester-Nashua: published OEWS wages for Septic Tank Servicers and Sewer Pipe Cleaners, then the same estimating math we use everywhere. Mean hourly pay here sits about 15% above the national OEWS mean.
On the national Septic wage ladder (224 areas), Manchester-Nashua, NH sits at #24 with a $29.47 mean. Inside NH, that is rank 2 of 3 published areas. Hourly wages stretch from $22.39 (10th percentile) to $36.33 (90th). That $13.94 gap is why two bids on the same scope can still look honest.
Local employment for this SOC is roughly 60 workers (OEWS May 2025). Nationwide that occupation is about 30,650. Sample jobs: Septic Tank Pumping mid estimate $319 here vs $295 U.S. (8% above); Septic Inspection mid estimate $158 here vs $141 U.S. (12% above).
Same-state comparison: Central New Hampshire nonmetropolitan area ($32.40, 2.93 higher).
Local tip: Local code, permit fees, and how busy crews are this month move numbers as much as wage rates do.
Sample project ranges
| Project | Low | Mid | High |
|---|---|---|---|
| Septic Tank Pumping | $149 | $319 | $619 |
| Septic Inspection | $45 | $158 | $420 |
Getting quotes without the circus
- Screenshot our mid/low/high band.
- Ask three licensed, insured pros for written scopes.
- Compare exclusions — permits, haul-away, thermostats, flashing — before crowning a winner.
What usually moves the number
- Scope surprises: duct repairs, panel upgrades, extra roof layers.
- How booked local crews are this season.
- Materials choices — we only nudge materials with a dampened regional factor. See methodology.
Rebates (verify; don’t trust a random Facebook ad)
Check IRS, ENERGY STAR, and DSIRE for any incentives that apply to this project. Start with IRS, ENERGY STAR, and DSIRE.
Check our math
BLS OEWS May 2025 · local hourly means the calculator uses
| Septic (47-4071) | $29.47/hr mean |
Source: official BLS OEWS data for this area · area index: oessrcma.htm.
Contractor markup (2.0× / 2.25× / 2.5×) and the regional materials factor are ours — see methodology.
Paid listing for Manchester-Nashua, NH Septic. Partner.
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Gear people often ask about
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A decent thermostat won’t fix a bad install, but it can stop the short-cycling arguments.
Partner options Affiliate linkTank, tankless, heat-pump — the sticker price is only half the story.
Partner options Affiliate linkRead the exclusions. “Full coverage” rarely means what the brochure implies.
Partner options Affiliate linkMonthly wage & cost note
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